| 1 | /* Graphical user interface functions for the Microsoft W32 API. |
| 2 | Copyright (C) 1989, 1992, 93, 94, 95, 96, 97, 98, 99, 2000, 01, 04 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GNU Emacs. |
| 6 | |
| 7 | GNU Emacs is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2, or (at your option) |
| 10 | any later version. |
| 11 | |
| 12 | GNU Emacs is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with GNU Emacs; see the file COPYING. If not, write to |
| 19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | Boston, MA 02111-1307, USA. */ |
| 21 | |
| 22 | /* Added by Kevin Gallo */ |
| 23 | |
| 24 | #include <config.h> |
| 25 | |
| 26 | #include <signal.h> |
| 27 | #include <stdio.h> |
| 28 | #include <limits.h> |
| 29 | #include <errno.h> |
| 30 | |
| 31 | #include "lisp.h" |
| 32 | #include "charset.h" |
| 33 | #include "dispextern.h" |
| 34 | #include "w32term.h" |
| 35 | #include "keyboard.h" |
| 36 | #include "frame.h" |
| 37 | #include "window.h" |
| 38 | #include "buffer.h" |
| 39 | #include "fontset.h" |
| 40 | #include "intervals.h" |
| 41 | #include "blockinput.h" |
| 42 | #include "epaths.h" |
| 43 | #include "w32heap.h" |
| 44 | #include "termhooks.h" |
| 45 | #include "coding.h" |
| 46 | #include "ccl.h" |
| 47 | #include "systime.h" |
| 48 | |
| 49 | #include "bitmaps/gray.xbm" |
| 50 | |
| 51 | #include <commdlg.h> |
| 52 | #include <shellapi.h> |
| 53 | #include <ctype.h> |
| 54 | #include <winspool.h> |
| 55 | |
| 56 | #include <dlgs.h> |
| 57 | #define FILE_NAME_TEXT_FIELD edt1 |
| 58 | |
| 59 | void syms_of_w32fns (); |
| 60 | void globals_of_w32fns (); |
| 61 | |
| 62 | extern void free_frame_menubar (); |
| 63 | extern double atof (); |
| 64 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
| 65 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); |
| 66 | extern void w32_free_menu_strings P_ ((HWND)); |
| 67 | |
| 68 | extern int quit_char; |
| 69 | |
| 70 | extern char *lispy_function_keys[]; |
| 71 | |
| 72 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
| 73 | it, and including `bitmaps/gray' more than once is a problem when |
| 74 | config.h defines `static' as an empty replacement string. */ |
| 75 | |
| 76 | int gray_bitmap_width = gray_width; |
| 77 | int gray_bitmap_height = gray_height; |
| 78 | unsigned char *gray_bitmap_bits = gray_bits; |
| 79 | |
| 80 | /* The colormap for converting color names to RGB values */ |
| 81 | Lisp_Object Vw32_color_map; |
| 82 | |
| 83 | /* Non nil if alt key presses are passed on to Windows. */ |
| 84 | Lisp_Object Vw32_pass_alt_to_system; |
| 85 | |
| 86 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
| 87 | to alt_modifier. */ |
| 88 | Lisp_Object Vw32_alt_is_meta; |
| 89 | |
| 90 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
| 91 | int w32_quit_key; |
| 92 | |
| 93 | /* Non nil if left window key events are passed on to Windows (this only |
| 94 | affects whether "tapping" the key opens the Start menu). */ |
| 95 | Lisp_Object Vw32_pass_lwindow_to_system; |
| 96 | |
| 97 | /* Non nil if right window key events are passed on to Windows (this |
| 98 | only affects whether "tapping" the key opens the Start menu). */ |
| 99 | Lisp_Object Vw32_pass_rwindow_to_system; |
| 100 | |
| 101 | /* Virtual key code used to generate "phantom" key presses in order |
| 102 | to stop system from acting on Windows key events. */ |
| 103 | Lisp_Object Vw32_phantom_key_code; |
| 104 | |
| 105 | /* Modifier associated with the left "Windows" key, or nil to act as a |
| 106 | normal key. */ |
| 107 | Lisp_Object Vw32_lwindow_modifier; |
| 108 | |
| 109 | /* Modifier associated with the right "Windows" key, or nil to act as a |
| 110 | normal key. */ |
| 111 | Lisp_Object Vw32_rwindow_modifier; |
| 112 | |
| 113 | /* Modifier associated with the "Apps" key, or nil to act as a normal |
| 114 | key. */ |
| 115 | Lisp_Object Vw32_apps_modifier; |
| 116 | |
| 117 | /* Value is nil if Num Lock acts as a function key. */ |
| 118 | Lisp_Object Vw32_enable_num_lock; |
| 119 | |
| 120 | /* Value is nil if Caps Lock acts as a function key. */ |
| 121 | Lisp_Object Vw32_enable_caps_lock; |
| 122 | |
| 123 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ |
| 124 | Lisp_Object Vw32_scroll_lock_modifier; |
| 125 | |
| 126 | /* Switch to control whether we inhibit requests for synthesized bold |
| 127 | and italic versions of fonts. */ |
| 128 | int w32_enable_synthesized_fonts; |
| 129 | |
| 130 | /* Enable palette management. */ |
| 131 | Lisp_Object Vw32_enable_palette; |
| 132 | |
| 133 | /* Control how close left/right button down events must be to |
| 134 | be converted to a middle button down event. */ |
| 135 | int w32_mouse_button_tolerance; |
| 136 | |
| 137 | /* Minimum interval between mouse movement (and scroll bar drag) |
| 138 | events that are passed on to the event loop. */ |
| 139 | int w32_mouse_move_interval; |
| 140 | |
| 141 | /* Flag to indicate if XBUTTON events should be passed on to Windows. */ |
| 142 | int w32_pass_extra_mouse_buttons_to_system; |
| 143 | |
| 144 | /* Non nil if no window manager is in use. */ |
| 145 | Lisp_Object Vx_no_window_manager; |
| 146 | |
| 147 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
| 148 | |
| 149 | int display_hourglass_p; |
| 150 | |
| 151 | /* The background and shape of the mouse pointer, and shape when not |
| 152 | over text or in the modeline. */ |
| 153 | |
| 154 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
| 155 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape, Vx_hand_shape; |
| 156 | |
| 157 | /* The shape when over mouse-sensitive text. */ |
| 158 | |
| 159 | Lisp_Object Vx_sensitive_text_pointer_shape; |
| 160 | |
| 161 | #ifndef IDC_HAND |
| 162 | #define IDC_HAND MAKEINTRESOURCE(32649) |
| 163 | #endif |
| 164 | |
| 165 | /* Color of chars displayed in cursor box. */ |
| 166 | |
| 167 | Lisp_Object Vx_cursor_fore_pixel; |
| 168 | |
| 169 | /* Nonzero if using Windows. */ |
| 170 | |
| 171 | static int w32_in_use; |
| 172 | |
| 173 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
| 174 | |
| 175 | Lisp_Object Vx_pixel_size_width_font_regexp; |
| 176 | |
| 177 | /* Alist of bdf fonts and the files that define them. */ |
| 178 | Lisp_Object Vw32_bdf_filename_alist; |
| 179 | |
| 180 | /* A flag to control whether fonts are matched strictly or not. */ |
| 181 | int w32_strict_fontnames; |
| 182 | |
| 183 | /* A flag to control whether we should only repaint if GetUpdateRect |
| 184 | indicates there is an update region. */ |
| 185 | int w32_strict_painting; |
| 186 | |
| 187 | /* Associative list linking character set strings to Windows codepages. */ |
| 188 | Lisp_Object Vw32_charset_info_alist; |
| 189 | |
| 190 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ |
| 191 | #ifndef VIETNAMESE_CHARSET |
| 192 | #define VIETNAMESE_CHARSET 163 |
| 193 | #endif |
| 194 | |
| 195 | Lisp_Object Qnone; |
| 196 | Lisp_Object Qsuppress_icon; |
| 197 | Lisp_Object Qundefined_color; |
| 198 | Lisp_Object Qcancel_timer; |
| 199 | Lisp_Object Qhyper; |
| 200 | Lisp_Object Qsuper; |
| 201 | Lisp_Object Qmeta; |
| 202 | Lisp_Object Qalt; |
| 203 | Lisp_Object Qctrl; |
| 204 | Lisp_Object Qcontrol; |
| 205 | Lisp_Object Qshift; |
| 206 | |
| 207 | Lisp_Object Qw32_charset_ansi; |
| 208 | Lisp_Object Qw32_charset_default; |
| 209 | Lisp_Object Qw32_charset_symbol; |
| 210 | Lisp_Object Qw32_charset_shiftjis; |
| 211 | Lisp_Object Qw32_charset_hangeul; |
| 212 | Lisp_Object Qw32_charset_gb2312; |
| 213 | Lisp_Object Qw32_charset_chinesebig5; |
| 214 | Lisp_Object Qw32_charset_oem; |
| 215 | |
| 216 | #ifndef JOHAB_CHARSET |
| 217 | #define JOHAB_CHARSET 130 |
| 218 | #endif |
| 219 | #ifdef JOHAB_CHARSET |
| 220 | Lisp_Object Qw32_charset_easteurope; |
| 221 | Lisp_Object Qw32_charset_turkish; |
| 222 | Lisp_Object Qw32_charset_baltic; |
| 223 | Lisp_Object Qw32_charset_russian; |
| 224 | Lisp_Object Qw32_charset_arabic; |
| 225 | Lisp_Object Qw32_charset_greek; |
| 226 | Lisp_Object Qw32_charset_hebrew; |
| 227 | Lisp_Object Qw32_charset_vietnamese; |
| 228 | Lisp_Object Qw32_charset_thai; |
| 229 | Lisp_Object Qw32_charset_johab; |
| 230 | Lisp_Object Qw32_charset_mac; |
| 231 | #endif |
| 232 | |
| 233 | #ifdef UNICODE_CHARSET |
| 234 | Lisp_Object Qw32_charset_unicode; |
| 235 | #endif |
| 236 | |
| 237 | /* The ANSI codepage. */ |
| 238 | int w32_ansi_code_page; |
| 239 | |
| 240 | /* Prefix for system colors. */ |
| 241 | #define SYSTEM_COLOR_PREFIX "System" |
| 242 | #define SYSTEM_COLOR_PREFIX_LEN (sizeof (SYSTEM_COLOR_PREFIX) - 1) |
| 243 | |
| 244 | /* State variables for emulating a three button mouse. */ |
| 245 | #define LMOUSE 1 |
| 246 | #define MMOUSE 2 |
| 247 | #define RMOUSE 4 |
| 248 | |
| 249 | static int button_state = 0; |
| 250 | static W32Msg saved_mouse_button_msg; |
| 251 | static unsigned mouse_button_timer = 0; /* non-zero when timer is active */ |
| 252 | static W32Msg saved_mouse_move_msg; |
| 253 | static unsigned mouse_move_timer = 0; |
| 254 | |
| 255 | /* Window that is tracking the mouse. */ |
| 256 | static HWND track_mouse_window; |
| 257 | |
| 258 | typedef BOOL (WINAPI * TrackMouseEvent_Proc) |
| 259 | (IN OUT LPTRACKMOUSEEVENT lpEventTrack); |
| 260 | |
| 261 | TrackMouseEvent_Proc track_mouse_event_fn = NULL; |
| 262 | ClipboardSequence_Proc clipboard_sequence_fn = NULL; |
| 263 | extern AppendMenuW_Proc unicode_append_menu; |
| 264 | |
| 265 | /* W95 mousewheel handler */ |
| 266 | unsigned int msh_mousewheel = 0; |
| 267 | |
| 268 | /* Timers */ |
| 269 | #define MOUSE_BUTTON_ID 1 |
| 270 | #define MOUSE_MOVE_ID 2 |
| 271 | #define MENU_FREE_ID 3 |
| 272 | /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP |
| 273 | is received. */ |
| 274 | #define MENU_FREE_DELAY 1000 |
| 275 | static unsigned menu_free_timer = 0; |
| 276 | |
| 277 | /* The below are defined in frame.c. */ |
| 278 | |
| 279 | extern Lisp_Object Vwindow_system_version; |
| 280 | |
| 281 | #ifdef GLYPH_DEBUG |
| 282 | int image_cache_refcount, dpyinfo_refcount; |
| 283 | #endif |
| 284 | |
| 285 | |
| 286 | /* From w32term.c. */ |
| 287 | extern int w32_num_mouse_buttons; |
| 288 | extern Lisp_Object Vw32_recognize_altgr; |
| 289 | |
| 290 | extern HWND w32_system_caret_hwnd; |
| 291 | |
| 292 | extern int w32_system_caret_height; |
| 293 | extern int w32_system_caret_x; |
| 294 | extern int w32_system_caret_y; |
| 295 | extern int w32_use_visible_system_caret; |
| 296 | |
| 297 | static HWND w32_visible_system_caret_hwnd; |
| 298 | |
| 299 | \f |
| 300 | /* Error if we are not connected to MS-Windows. */ |
| 301 | void |
| 302 | check_w32 () |
| 303 | { |
| 304 | if (! w32_in_use) |
| 305 | error ("MS-Windows not in use or not initialized"); |
| 306 | } |
| 307 | |
| 308 | /* Nonzero if we can use mouse menus. |
| 309 | You should not call this unless HAVE_MENUS is defined. */ |
| 310 | |
| 311 | int |
| 312 | have_menus_p () |
| 313 | { |
| 314 | return w32_in_use; |
| 315 | } |
| 316 | |
| 317 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
| 318 | and checking validity for W32. */ |
| 319 | |
| 320 | FRAME_PTR |
| 321 | check_x_frame (frame) |
| 322 | Lisp_Object frame; |
| 323 | { |
| 324 | FRAME_PTR f; |
| 325 | |
| 326 | if (NILP (frame)) |
| 327 | frame = selected_frame; |
| 328 | CHECK_LIVE_FRAME (frame); |
| 329 | f = XFRAME (frame); |
| 330 | if (! FRAME_W32_P (f)) |
| 331 | error ("non-w32 frame used"); |
| 332 | return f; |
| 333 | } |
| 334 | |
| 335 | /* Let the user specify a display with a frame. |
| 336 | nil stands for the selected frame--or, if that is not a w32 frame, |
| 337 | the first display on the list. */ |
| 338 | |
| 339 | struct w32_display_info * |
| 340 | check_x_display_info (frame) |
| 341 | Lisp_Object frame; |
| 342 | { |
| 343 | if (NILP (frame)) |
| 344 | { |
| 345 | struct frame *sf = XFRAME (selected_frame); |
| 346 | |
| 347 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) |
| 348 | return FRAME_W32_DISPLAY_INFO (sf); |
| 349 | else |
| 350 | return &one_w32_display_info; |
| 351 | } |
| 352 | else if (STRINGP (frame)) |
| 353 | return x_display_info_for_name (frame); |
| 354 | else |
| 355 | { |
| 356 | FRAME_PTR f; |
| 357 | |
| 358 | CHECK_LIVE_FRAME (frame); |
| 359 | f = XFRAME (frame); |
| 360 | if (! FRAME_W32_P (f)) |
| 361 | error ("non-w32 frame used"); |
| 362 | return FRAME_W32_DISPLAY_INFO (f); |
| 363 | } |
| 364 | } |
| 365 | \f |
| 366 | /* Return the Emacs frame-object corresponding to an w32 window. |
| 367 | It could be the frame's main window or an icon window. */ |
| 368 | |
| 369 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
| 370 | |
| 371 | struct frame * |
| 372 | x_window_to_frame (dpyinfo, wdesc) |
| 373 | struct w32_display_info *dpyinfo; |
| 374 | HWND wdesc; |
| 375 | { |
| 376 | Lisp_Object tail, frame; |
| 377 | struct frame *f; |
| 378 | |
| 379 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
| 380 | { |
| 381 | frame = XCAR (tail); |
| 382 | if (!GC_FRAMEP (frame)) |
| 383 | continue; |
| 384 | f = XFRAME (frame); |
| 385 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
| 386 | continue; |
| 387 | if (f->output_data.w32->hourglass_window == wdesc) |
| 388 | return f; |
| 389 | |
| 390 | if (FRAME_W32_WINDOW (f) == wdesc) |
| 391 | return f; |
| 392 | } |
| 393 | return 0; |
| 394 | } |
| 395 | |
| 396 | \f |
| 397 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
| 398 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); |
| 399 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
| 400 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); |
| 401 | |
| 402 | /* TODO: Native Input Method support; see x_create_im. */ |
| 403 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 404 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 405 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 406 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 407 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 408 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 409 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 410 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 411 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 412 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 413 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 414 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
| 415 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
| 416 | Lisp_Object)); |
| 417 | |
| 418 | |
| 419 | \f |
| 420 | |
| 421 | /* Store the screen positions of frame F into XPTR and YPTR. |
| 422 | These are the positions of the containing window manager window, |
| 423 | not Emacs's own window. */ |
| 424 | |
| 425 | void |
| 426 | x_real_positions (f, xptr, yptr) |
| 427 | FRAME_PTR f; |
| 428 | int *xptr, *yptr; |
| 429 | { |
| 430 | POINT pt; |
| 431 | RECT rect; |
| 432 | |
| 433 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
| 434 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); |
| 435 | |
| 436 | pt.x = rect.left; |
| 437 | pt.y = rect.top; |
| 438 | |
| 439 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
| 440 | |
| 441 | /* Remember x_pixels_diff and y_pixels_diff. */ |
| 442 | f->x_pixels_diff = pt.x - rect.left; |
| 443 | f->y_pixels_diff = pt.y - rect.top; |
| 444 | |
| 445 | *xptr = pt.x; |
| 446 | *yptr = pt.y; |
| 447 | } |
| 448 | |
| 449 | \f |
| 450 | |
| 451 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
| 452 | Sw32_define_rgb_color, 4, 4, 0, |
| 453 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. |
| 454 | This adds or updates a named color to w32-color-map, making it |
| 455 | available for use. The original entry's RGB ref is returned, or nil |
| 456 | if the entry is new. */) |
| 457 | (red, green, blue, name) |
| 458 | Lisp_Object red, green, blue, name; |
| 459 | { |
| 460 | Lisp_Object rgb; |
| 461 | Lisp_Object oldrgb = Qnil; |
| 462 | Lisp_Object entry; |
| 463 | |
| 464 | CHECK_NUMBER (red); |
| 465 | CHECK_NUMBER (green); |
| 466 | CHECK_NUMBER (blue); |
| 467 | CHECK_STRING (name); |
| 468 | |
| 469 | XSETINT (rgb, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
| 470 | |
| 471 | BLOCK_INPUT; |
| 472 | |
| 473 | /* replace existing entry in w32-color-map or add new entry. */ |
| 474 | entry = Fassoc (name, Vw32_color_map); |
| 475 | if (NILP (entry)) |
| 476 | { |
| 477 | entry = Fcons (name, rgb); |
| 478 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
| 479 | } |
| 480 | else |
| 481 | { |
| 482 | oldrgb = Fcdr (entry); |
| 483 | Fsetcdr (entry, rgb); |
| 484 | } |
| 485 | |
| 486 | UNBLOCK_INPUT; |
| 487 | |
| 488 | return (oldrgb); |
| 489 | } |
| 490 | |
| 491 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
| 492 | Sw32_load_color_file, 1, 1, 0, |
| 493 | doc: /* Create an alist of color entries from an external file. |
| 494 | Assign this value to w32-color-map to replace the existing color map. |
| 495 | |
| 496 | The file should define one named RGB color per line like so: |
| 497 | R G B name |
| 498 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) |
| 499 | (filename) |
| 500 | Lisp_Object filename; |
| 501 | { |
| 502 | FILE *fp; |
| 503 | Lisp_Object cmap = Qnil; |
| 504 | Lisp_Object abspath; |
| 505 | |
| 506 | CHECK_STRING (filename); |
| 507 | abspath = Fexpand_file_name (filename, Qnil); |
| 508 | |
| 509 | fp = fopen (SDATA (filename), "rt"); |
| 510 | if (fp) |
| 511 | { |
| 512 | char buf[512]; |
| 513 | int red, green, blue; |
| 514 | int num; |
| 515 | |
| 516 | BLOCK_INPUT; |
| 517 | |
| 518 | while (fgets (buf, sizeof (buf), fp) != NULL) { |
| 519 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) |
| 520 | { |
| 521 | char *name = buf + num; |
| 522 | num = strlen (name) - 1; |
| 523 | if (name[num] == '\n') |
| 524 | name[num] = 0; |
| 525 | cmap = Fcons (Fcons (build_string (name), |
| 526 | make_number (RGB (red, green, blue))), |
| 527 | cmap); |
| 528 | } |
| 529 | } |
| 530 | fclose (fp); |
| 531 | |
| 532 | UNBLOCK_INPUT; |
| 533 | } |
| 534 | |
| 535 | return cmap; |
| 536 | } |
| 537 | |
| 538 | /* The default colors for the w32 color map */ |
| 539 | typedef struct colormap_t |
| 540 | { |
| 541 | char *name; |
| 542 | COLORREF colorref; |
| 543 | } colormap_t; |
| 544 | |
| 545 | colormap_t w32_color_map[] = |
| 546 | { |
| 547 | {"snow" , PALETTERGB (255,250,250)}, |
| 548 | {"ghost white" , PALETTERGB (248,248,255)}, |
| 549 | {"GhostWhite" , PALETTERGB (248,248,255)}, |
| 550 | {"white smoke" , PALETTERGB (245,245,245)}, |
| 551 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, |
| 552 | {"gainsboro" , PALETTERGB (220,220,220)}, |
| 553 | {"floral white" , PALETTERGB (255,250,240)}, |
| 554 | {"FloralWhite" , PALETTERGB (255,250,240)}, |
| 555 | {"old lace" , PALETTERGB (253,245,230)}, |
| 556 | {"OldLace" , PALETTERGB (253,245,230)}, |
| 557 | {"linen" , PALETTERGB (250,240,230)}, |
| 558 | {"antique white" , PALETTERGB (250,235,215)}, |
| 559 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, |
| 560 | {"papaya whip" , PALETTERGB (255,239,213)}, |
| 561 | {"PapayaWhip" , PALETTERGB (255,239,213)}, |
| 562 | {"blanched almond" , PALETTERGB (255,235,205)}, |
| 563 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, |
| 564 | {"bisque" , PALETTERGB (255,228,196)}, |
| 565 | {"peach puff" , PALETTERGB (255,218,185)}, |
| 566 | {"PeachPuff" , PALETTERGB (255,218,185)}, |
| 567 | {"navajo white" , PALETTERGB (255,222,173)}, |
| 568 | {"NavajoWhite" , PALETTERGB (255,222,173)}, |
| 569 | {"moccasin" , PALETTERGB (255,228,181)}, |
| 570 | {"cornsilk" , PALETTERGB (255,248,220)}, |
| 571 | {"ivory" , PALETTERGB (255,255,240)}, |
| 572 | {"lemon chiffon" , PALETTERGB (255,250,205)}, |
| 573 | {"LemonChiffon" , PALETTERGB (255,250,205)}, |
| 574 | {"seashell" , PALETTERGB (255,245,238)}, |
| 575 | {"honeydew" , PALETTERGB (240,255,240)}, |
| 576 | {"mint cream" , PALETTERGB (245,255,250)}, |
| 577 | {"MintCream" , PALETTERGB (245,255,250)}, |
| 578 | {"azure" , PALETTERGB (240,255,255)}, |
| 579 | {"alice blue" , PALETTERGB (240,248,255)}, |
| 580 | {"AliceBlue" , PALETTERGB (240,248,255)}, |
| 581 | {"lavender" , PALETTERGB (230,230,250)}, |
| 582 | {"lavender blush" , PALETTERGB (255,240,245)}, |
| 583 | {"LavenderBlush" , PALETTERGB (255,240,245)}, |
| 584 | {"misty rose" , PALETTERGB (255,228,225)}, |
| 585 | {"MistyRose" , PALETTERGB (255,228,225)}, |
| 586 | {"white" , PALETTERGB (255,255,255)}, |
| 587 | {"black" , PALETTERGB ( 0, 0, 0)}, |
| 588 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, |
| 589 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, |
| 590 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, |
| 591 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, |
| 592 | {"dim gray" , PALETTERGB (105,105,105)}, |
| 593 | {"DimGray" , PALETTERGB (105,105,105)}, |
| 594 | {"dim grey" , PALETTERGB (105,105,105)}, |
| 595 | {"DimGrey" , PALETTERGB (105,105,105)}, |
| 596 | {"slate gray" , PALETTERGB (112,128,144)}, |
| 597 | {"SlateGray" , PALETTERGB (112,128,144)}, |
| 598 | {"slate grey" , PALETTERGB (112,128,144)}, |
| 599 | {"SlateGrey" , PALETTERGB (112,128,144)}, |
| 600 | {"light slate gray" , PALETTERGB (119,136,153)}, |
| 601 | {"LightSlateGray" , PALETTERGB (119,136,153)}, |
| 602 | {"light slate grey" , PALETTERGB (119,136,153)}, |
| 603 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, |
| 604 | {"gray" , PALETTERGB (190,190,190)}, |
| 605 | {"grey" , PALETTERGB (190,190,190)}, |
| 606 | {"light grey" , PALETTERGB (211,211,211)}, |
| 607 | {"LightGrey" , PALETTERGB (211,211,211)}, |
| 608 | {"light gray" , PALETTERGB (211,211,211)}, |
| 609 | {"LightGray" , PALETTERGB (211,211,211)}, |
| 610 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, |
| 611 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, |
| 612 | {"navy" , PALETTERGB ( 0, 0,128)}, |
| 613 | {"navy blue" , PALETTERGB ( 0, 0,128)}, |
| 614 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, |
| 615 | {"cornflower blue" , PALETTERGB (100,149,237)}, |
| 616 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, |
| 617 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, |
| 618 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, |
| 619 | {"slate blue" , PALETTERGB (106, 90,205)}, |
| 620 | {"SlateBlue" , PALETTERGB (106, 90,205)}, |
| 621 | {"medium slate blue" , PALETTERGB (123,104,238)}, |
| 622 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, |
| 623 | {"light slate blue" , PALETTERGB (132,112,255)}, |
| 624 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, |
| 625 | {"medium blue" , PALETTERGB ( 0, 0,205)}, |
| 626 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, |
| 627 | {"royal blue" , PALETTERGB ( 65,105,225)}, |
| 628 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, |
| 629 | {"blue" , PALETTERGB ( 0, 0,255)}, |
| 630 | {"dodger blue" , PALETTERGB ( 30,144,255)}, |
| 631 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, |
| 632 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, |
| 633 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, |
| 634 | {"sky blue" , PALETTERGB (135,206,235)}, |
| 635 | {"SkyBlue" , PALETTERGB (135,206,235)}, |
| 636 | {"light sky blue" , PALETTERGB (135,206,250)}, |
| 637 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, |
| 638 | {"steel blue" , PALETTERGB ( 70,130,180)}, |
| 639 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, |
| 640 | {"light steel blue" , PALETTERGB (176,196,222)}, |
| 641 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, |
| 642 | {"light blue" , PALETTERGB (173,216,230)}, |
| 643 | {"LightBlue" , PALETTERGB (173,216,230)}, |
| 644 | {"powder blue" , PALETTERGB (176,224,230)}, |
| 645 | {"PowderBlue" , PALETTERGB (176,224,230)}, |
| 646 | {"pale turquoise" , PALETTERGB (175,238,238)}, |
| 647 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, |
| 648 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, |
| 649 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, |
| 650 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, |
| 651 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, |
| 652 | {"turquoise" , PALETTERGB ( 64,224,208)}, |
| 653 | {"cyan" , PALETTERGB ( 0,255,255)}, |
| 654 | {"light cyan" , PALETTERGB (224,255,255)}, |
| 655 | {"LightCyan" , PALETTERGB (224,255,255)}, |
| 656 | {"cadet blue" , PALETTERGB ( 95,158,160)}, |
| 657 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, |
| 658 | {"medium aquamarine" , PALETTERGB (102,205,170)}, |
| 659 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, |
| 660 | {"aquamarine" , PALETTERGB (127,255,212)}, |
| 661 | {"dark green" , PALETTERGB ( 0,100, 0)}, |
| 662 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, |
| 663 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, |
| 664 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, |
| 665 | {"dark sea green" , PALETTERGB (143,188,143)}, |
| 666 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, |
| 667 | {"sea green" , PALETTERGB ( 46,139, 87)}, |
| 668 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, |
| 669 | {"medium sea green" , PALETTERGB ( 60,179,113)}, |
| 670 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, |
| 671 | {"light sea green" , PALETTERGB ( 32,178,170)}, |
| 672 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, |
| 673 | {"pale green" , PALETTERGB (152,251,152)}, |
| 674 | {"PaleGreen" , PALETTERGB (152,251,152)}, |
| 675 | {"spring green" , PALETTERGB ( 0,255,127)}, |
| 676 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, |
| 677 | {"lawn green" , PALETTERGB (124,252, 0)}, |
| 678 | {"LawnGreen" , PALETTERGB (124,252, 0)}, |
| 679 | {"green" , PALETTERGB ( 0,255, 0)}, |
| 680 | {"chartreuse" , PALETTERGB (127,255, 0)}, |
| 681 | {"medium spring green" , PALETTERGB ( 0,250,154)}, |
| 682 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, |
| 683 | {"green yellow" , PALETTERGB (173,255, 47)}, |
| 684 | {"GreenYellow" , PALETTERGB (173,255, 47)}, |
| 685 | {"lime green" , PALETTERGB ( 50,205, 50)}, |
| 686 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, |
| 687 | {"yellow green" , PALETTERGB (154,205, 50)}, |
| 688 | {"YellowGreen" , PALETTERGB (154,205, 50)}, |
| 689 | {"forest green" , PALETTERGB ( 34,139, 34)}, |
| 690 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, |
| 691 | {"olive drab" , PALETTERGB (107,142, 35)}, |
| 692 | {"OliveDrab" , PALETTERGB (107,142, 35)}, |
| 693 | {"dark khaki" , PALETTERGB (189,183,107)}, |
| 694 | {"DarkKhaki" , PALETTERGB (189,183,107)}, |
| 695 | {"khaki" , PALETTERGB (240,230,140)}, |
| 696 | {"pale goldenrod" , PALETTERGB (238,232,170)}, |
| 697 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, |
| 698 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, |
| 699 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, |
| 700 | {"light yellow" , PALETTERGB (255,255,224)}, |
| 701 | {"LightYellow" , PALETTERGB (255,255,224)}, |
| 702 | {"yellow" , PALETTERGB (255,255, 0)}, |
| 703 | {"gold" , PALETTERGB (255,215, 0)}, |
| 704 | {"light goldenrod" , PALETTERGB (238,221,130)}, |
| 705 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, |
| 706 | {"goldenrod" , PALETTERGB (218,165, 32)}, |
| 707 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, |
| 708 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, |
| 709 | {"rosy brown" , PALETTERGB (188,143,143)}, |
| 710 | {"RosyBrown" , PALETTERGB (188,143,143)}, |
| 711 | {"indian red" , PALETTERGB (205, 92, 92)}, |
| 712 | {"IndianRed" , PALETTERGB (205, 92, 92)}, |
| 713 | {"saddle brown" , PALETTERGB (139, 69, 19)}, |
| 714 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, |
| 715 | {"sienna" , PALETTERGB (160, 82, 45)}, |
| 716 | {"peru" , PALETTERGB (205,133, 63)}, |
| 717 | {"burlywood" , PALETTERGB (222,184,135)}, |
| 718 | {"beige" , PALETTERGB (245,245,220)}, |
| 719 | {"wheat" , PALETTERGB (245,222,179)}, |
| 720 | {"sandy brown" , PALETTERGB (244,164, 96)}, |
| 721 | {"SandyBrown" , PALETTERGB (244,164, 96)}, |
| 722 | {"tan" , PALETTERGB (210,180,140)}, |
| 723 | {"chocolate" , PALETTERGB (210,105, 30)}, |
| 724 | {"firebrick" , PALETTERGB (178,34, 34)}, |
| 725 | {"brown" , PALETTERGB (165,42, 42)}, |
| 726 | {"dark salmon" , PALETTERGB (233,150,122)}, |
| 727 | {"DarkSalmon" , PALETTERGB (233,150,122)}, |
| 728 | {"salmon" , PALETTERGB (250,128,114)}, |
| 729 | {"light salmon" , PALETTERGB (255,160,122)}, |
| 730 | {"LightSalmon" , PALETTERGB (255,160,122)}, |
| 731 | {"orange" , PALETTERGB (255,165, 0)}, |
| 732 | {"dark orange" , PALETTERGB (255,140, 0)}, |
| 733 | {"DarkOrange" , PALETTERGB (255,140, 0)}, |
| 734 | {"coral" , PALETTERGB (255,127, 80)}, |
| 735 | {"light coral" , PALETTERGB (240,128,128)}, |
| 736 | {"LightCoral" , PALETTERGB (240,128,128)}, |
| 737 | {"tomato" , PALETTERGB (255, 99, 71)}, |
| 738 | {"orange red" , PALETTERGB (255, 69, 0)}, |
| 739 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, |
| 740 | {"red" , PALETTERGB (255, 0, 0)}, |
| 741 | {"hot pink" , PALETTERGB (255,105,180)}, |
| 742 | {"HotPink" , PALETTERGB (255,105,180)}, |
| 743 | {"deep pink" , PALETTERGB (255, 20,147)}, |
| 744 | {"DeepPink" , PALETTERGB (255, 20,147)}, |
| 745 | {"pink" , PALETTERGB (255,192,203)}, |
| 746 | {"light pink" , PALETTERGB (255,182,193)}, |
| 747 | {"LightPink" , PALETTERGB (255,182,193)}, |
| 748 | {"pale violet red" , PALETTERGB (219,112,147)}, |
| 749 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, |
| 750 | {"maroon" , PALETTERGB (176, 48, 96)}, |
| 751 | {"medium violet red" , PALETTERGB (199, 21,133)}, |
| 752 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, |
| 753 | {"violet red" , PALETTERGB (208, 32,144)}, |
| 754 | {"VioletRed" , PALETTERGB (208, 32,144)}, |
| 755 | {"magenta" , PALETTERGB (255, 0,255)}, |
| 756 | {"violet" , PALETTERGB (238,130,238)}, |
| 757 | {"plum" , PALETTERGB (221,160,221)}, |
| 758 | {"orchid" , PALETTERGB (218,112,214)}, |
| 759 | {"medium orchid" , PALETTERGB (186, 85,211)}, |
| 760 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, |
| 761 | {"dark orchid" , PALETTERGB (153, 50,204)}, |
| 762 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, |
| 763 | {"dark violet" , PALETTERGB (148, 0,211)}, |
| 764 | {"DarkViolet" , PALETTERGB (148, 0,211)}, |
| 765 | {"blue violet" , PALETTERGB (138, 43,226)}, |
| 766 | {"BlueViolet" , PALETTERGB (138, 43,226)}, |
| 767 | {"purple" , PALETTERGB (160, 32,240)}, |
| 768 | {"medium purple" , PALETTERGB (147,112,219)}, |
| 769 | {"MediumPurple" , PALETTERGB (147,112,219)}, |
| 770 | {"thistle" , PALETTERGB (216,191,216)}, |
| 771 | {"gray0" , PALETTERGB ( 0, 0, 0)}, |
| 772 | {"grey0" , PALETTERGB ( 0, 0, 0)}, |
| 773 | {"dark grey" , PALETTERGB (169,169,169)}, |
| 774 | {"DarkGrey" , PALETTERGB (169,169,169)}, |
| 775 | {"dark gray" , PALETTERGB (169,169,169)}, |
| 776 | {"DarkGray" , PALETTERGB (169,169,169)}, |
| 777 | {"dark blue" , PALETTERGB ( 0, 0,139)}, |
| 778 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, |
| 779 | {"dark cyan" , PALETTERGB ( 0,139,139)}, |
| 780 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, |
| 781 | {"dark magenta" , PALETTERGB (139, 0,139)}, |
| 782 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, |
| 783 | {"dark red" , PALETTERGB (139, 0, 0)}, |
| 784 | {"DarkRed" , PALETTERGB (139, 0, 0)}, |
| 785 | {"light green" , PALETTERGB (144,238,144)}, |
| 786 | {"LightGreen" , PALETTERGB (144,238,144)}, |
| 787 | }; |
| 788 | |
| 789 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
| 790 | 0, 0, 0, doc: /* Return the default color map. */) |
| 791 | () |
| 792 | { |
| 793 | int i; |
| 794 | colormap_t *pc = w32_color_map; |
| 795 | Lisp_Object cmap; |
| 796 | |
| 797 | BLOCK_INPUT; |
| 798 | |
| 799 | cmap = Qnil; |
| 800 | |
| 801 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); |
| 802 | pc++, i++) |
| 803 | cmap = Fcons (Fcons (build_string (pc->name), |
| 804 | make_number (pc->colorref)), |
| 805 | cmap); |
| 806 | |
| 807 | UNBLOCK_INPUT; |
| 808 | |
| 809 | return (cmap); |
| 810 | } |
| 811 | |
| 812 | Lisp_Object |
| 813 | w32_to_x_color (rgb) |
| 814 | Lisp_Object rgb; |
| 815 | { |
| 816 | Lisp_Object color; |
| 817 | |
| 818 | CHECK_NUMBER (rgb); |
| 819 | |
| 820 | BLOCK_INPUT; |
| 821 | |
| 822 | color = Frassq (rgb, Vw32_color_map); |
| 823 | |
| 824 | UNBLOCK_INPUT; |
| 825 | |
| 826 | if (!NILP (color)) |
| 827 | return (Fcar (color)); |
| 828 | else |
| 829 | return Qnil; |
| 830 | } |
| 831 | |
| 832 | static Lisp_Object |
| 833 | w32_color_map_lookup (colorname) |
| 834 | char *colorname; |
| 835 | { |
| 836 | Lisp_Object tail, ret = Qnil; |
| 837 | |
| 838 | BLOCK_INPUT; |
| 839 | |
| 840 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) |
| 841 | { |
| 842 | register Lisp_Object elt, tem; |
| 843 | |
| 844 | elt = Fcar (tail); |
| 845 | if (!CONSP (elt)) continue; |
| 846 | |
| 847 | tem = Fcar (elt); |
| 848 | |
| 849 | if (lstrcmpi (SDATA (tem), colorname) == 0) |
| 850 | { |
| 851 | ret = Fcdr (elt); |
| 852 | break; |
| 853 | } |
| 854 | |
| 855 | QUIT; |
| 856 | } |
| 857 | |
| 858 | |
| 859 | UNBLOCK_INPUT; |
| 860 | |
| 861 | return ret; |
| 862 | } |
| 863 | |
| 864 | |
| 865 | static void |
| 866 | add_system_logical_colors_to_map (system_colors) |
| 867 | Lisp_Object *system_colors; |
| 868 | { |
| 869 | HKEY colors_key; |
| 870 | |
| 871 | /* Other registry operations are done with input blocked. */ |
| 872 | BLOCK_INPUT; |
| 873 | |
| 874 | /* Look for "Control Panel/Colors" under User and Machine registry |
| 875 | settings. */ |
| 876 | if (RegOpenKeyEx (HKEY_CURRENT_USER, "Control Panel\\Colors", 0, |
| 877 | KEY_READ, &colors_key) == ERROR_SUCCESS |
| 878 | || RegOpenKeyEx (HKEY_LOCAL_MACHINE, "Control Panel\\Colors", 0, |
| 879 | KEY_READ, &colors_key) == ERROR_SUCCESS) |
| 880 | { |
| 881 | /* List all keys. */ |
| 882 | char color_buffer[64]; |
| 883 | char full_name_buffer[MAX_PATH + SYSTEM_COLOR_PREFIX_LEN]; |
| 884 | int index = 0; |
| 885 | DWORD name_size, color_size; |
| 886 | char *name_buffer = full_name_buffer + SYSTEM_COLOR_PREFIX_LEN; |
| 887 | |
| 888 | name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN; |
| 889 | color_size = sizeof (color_buffer); |
| 890 | |
| 891 | strcpy (full_name_buffer, SYSTEM_COLOR_PREFIX); |
| 892 | |
| 893 | while (RegEnumValueA (colors_key, index, name_buffer, &name_size, |
| 894 | NULL, NULL, color_buffer, &color_size) |
| 895 | == ERROR_SUCCESS) |
| 896 | { |
| 897 | int r, g, b; |
| 898 | if (sscanf (color_buffer, " %u %u %u", &r, &g, &b) == 3) |
| 899 | *system_colors = Fcons (Fcons (build_string (full_name_buffer), |
| 900 | make_number (RGB (r, g, b))), |
| 901 | *system_colors); |
| 902 | |
| 903 | name_size = sizeof (full_name_buffer) - SYSTEM_COLOR_PREFIX_LEN; |
| 904 | color_size = sizeof (color_buffer); |
| 905 | index++; |
| 906 | } |
| 907 | RegCloseKey (colors_key); |
| 908 | } |
| 909 | |
| 910 | UNBLOCK_INPUT; |
| 911 | } |
| 912 | |
| 913 | |
| 914 | static Lisp_Object |
| 915 | x_to_w32_color (colorname) |
| 916 | char * colorname; |
| 917 | { |
| 918 | register Lisp_Object ret = Qnil; |
| 919 | |
| 920 | BLOCK_INPUT; |
| 921 | |
| 922 | if (colorname[0] == '#') |
| 923 | { |
| 924 | /* Could be an old-style RGB Device specification. */ |
| 925 | char *color; |
| 926 | int size; |
| 927 | color = colorname + 1; |
| 928 | |
| 929 | size = strlen(color); |
| 930 | if (size == 3 || size == 6 || size == 9 || size == 12) |
| 931 | { |
| 932 | UINT colorval; |
| 933 | int i, pos; |
| 934 | pos = 0; |
| 935 | size /= 3; |
| 936 | colorval = 0; |
| 937 | |
| 938 | for (i = 0; i < 3; i++) |
| 939 | { |
| 940 | char *end; |
| 941 | char t; |
| 942 | unsigned long value; |
| 943 | |
| 944 | /* The check for 'x' in the following conditional takes into |
| 945 | account the fact that strtol allows a "0x" in front of |
| 946 | our numbers, and we don't. */ |
| 947 | if (!isxdigit(color[0]) || color[1] == 'x') |
| 948 | break; |
| 949 | t = color[size]; |
| 950 | color[size] = '\0'; |
| 951 | value = strtoul(color, &end, 16); |
| 952 | color[size] = t; |
| 953 | if (errno == ERANGE || end - color != size) |
| 954 | break; |
| 955 | switch (size) |
| 956 | { |
| 957 | case 1: |
| 958 | value = value * 0x10; |
| 959 | break; |
| 960 | case 2: |
| 961 | break; |
| 962 | case 3: |
| 963 | value /= 0x10; |
| 964 | break; |
| 965 | case 4: |
| 966 | value /= 0x100; |
| 967 | break; |
| 968 | } |
| 969 | colorval |= (value << pos); |
| 970 | pos += 0x8; |
| 971 | if (i == 2) |
| 972 | { |
| 973 | UNBLOCK_INPUT; |
| 974 | XSETINT (ret, colorval); |
| 975 | return ret; |
| 976 | } |
| 977 | color = end; |
| 978 | } |
| 979 | } |
| 980 | } |
| 981 | else if (strnicmp(colorname, "rgb:", 4) == 0) |
| 982 | { |
| 983 | char *color; |
| 984 | UINT colorval; |
| 985 | int i, pos; |
| 986 | pos = 0; |
| 987 | |
| 988 | colorval = 0; |
| 989 | color = colorname + 4; |
| 990 | for (i = 0; i < 3; i++) |
| 991 | { |
| 992 | char *end; |
| 993 | unsigned long value; |
| 994 | |
| 995 | /* The check for 'x' in the following conditional takes into |
| 996 | account the fact that strtol allows a "0x" in front of |
| 997 | our numbers, and we don't. */ |
| 998 | if (!isxdigit(color[0]) || color[1] == 'x') |
| 999 | break; |
| 1000 | value = strtoul(color, &end, 16); |
| 1001 | if (errno == ERANGE) |
| 1002 | break; |
| 1003 | switch (end - color) |
| 1004 | { |
| 1005 | case 1: |
| 1006 | value = value * 0x10 + value; |
| 1007 | break; |
| 1008 | case 2: |
| 1009 | break; |
| 1010 | case 3: |
| 1011 | value /= 0x10; |
| 1012 | break; |
| 1013 | case 4: |
| 1014 | value /= 0x100; |
| 1015 | break; |
| 1016 | default: |
| 1017 | value = ULONG_MAX; |
| 1018 | } |
| 1019 | if (value == ULONG_MAX) |
| 1020 | break; |
| 1021 | colorval |= (value << pos); |
| 1022 | pos += 0x8; |
| 1023 | if (i == 2) |
| 1024 | { |
| 1025 | if (*end != '\0') |
| 1026 | break; |
| 1027 | UNBLOCK_INPUT; |
| 1028 | XSETINT (ret, colorval); |
| 1029 | return ret; |
| 1030 | } |
| 1031 | if (*end != '/') |
| 1032 | break; |
| 1033 | color = end + 1; |
| 1034 | } |
| 1035 | } |
| 1036 | else if (strnicmp(colorname, "rgbi:", 5) == 0) |
| 1037 | { |
| 1038 | /* This is an RGB Intensity specification. */ |
| 1039 | char *color; |
| 1040 | UINT colorval; |
| 1041 | int i, pos; |
| 1042 | pos = 0; |
| 1043 | |
| 1044 | colorval = 0; |
| 1045 | color = colorname + 5; |
| 1046 | for (i = 0; i < 3; i++) |
| 1047 | { |
| 1048 | char *end; |
| 1049 | double value; |
| 1050 | UINT val; |
| 1051 | |
| 1052 | value = strtod(color, &end); |
| 1053 | if (errno == ERANGE) |
| 1054 | break; |
| 1055 | if (value < 0.0 || value > 1.0) |
| 1056 | break; |
| 1057 | val = (UINT)(0x100 * value); |
| 1058 | /* We used 0x100 instead of 0xFF to give a continuous |
| 1059 | range between 0.0 and 1.0 inclusive. The next statement |
| 1060 | fixes the 1.0 case. */ |
| 1061 | if (val == 0x100) |
| 1062 | val = 0xFF; |
| 1063 | colorval |= (val << pos); |
| 1064 | pos += 0x8; |
| 1065 | if (i == 2) |
| 1066 | { |
| 1067 | if (*end != '\0') |
| 1068 | break; |
| 1069 | UNBLOCK_INPUT; |
| 1070 | XSETINT (ret, colorval); |
| 1071 | return ret; |
| 1072 | } |
| 1073 | if (*end != '/') |
| 1074 | break; |
| 1075 | color = end + 1; |
| 1076 | } |
| 1077 | } |
| 1078 | /* I am not going to attempt to handle any of the CIE color schemes |
| 1079 | or TekHVC, since I don't know the algorithms for conversion to |
| 1080 | RGB. */ |
| 1081 | |
| 1082 | /* If we fail to lookup the color name in w32_color_map, then check the |
| 1083 | colorname to see if it can be crudely approximated: If the X color |
| 1084 | ends in a number (e.g., "darkseagreen2"), strip the number and |
| 1085 | return the result of looking up the base color name. */ |
| 1086 | ret = w32_color_map_lookup (colorname); |
| 1087 | if (NILP (ret)) |
| 1088 | { |
| 1089 | int len = strlen (colorname); |
| 1090 | |
| 1091 | if (isdigit (colorname[len - 1])) |
| 1092 | { |
| 1093 | char *ptr, *approx = alloca (len + 1); |
| 1094 | |
| 1095 | strcpy (approx, colorname); |
| 1096 | ptr = &approx[len - 1]; |
| 1097 | while (ptr > approx && isdigit (*ptr)) |
| 1098 | *ptr-- = '\0'; |
| 1099 | |
| 1100 | ret = w32_color_map_lookup (approx); |
| 1101 | } |
| 1102 | } |
| 1103 | |
| 1104 | UNBLOCK_INPUT; |
| 1105 | return ret; |
| 1106 | } |
| 1107 | |
| 1108 | void |
| 1109 | w32_regenerate_palette (FRAME_PTR f) |
| 1110 | { |
| 1111 | struct w32_palette_entry * list; |
| 1112 | LOGPALETTE * log_palette; |
| 1113 | HPALETTE new_palette; |
| 1114 | int i; |
| 1115 | |
| 1116 | /* don't bother trying to create palette if not supported */ |
| 1117 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
| 1118 | return; |
| 1119 | |
| 1120 | log_palette = (LOGPALETTE *) |
| 1121 | alloca (sizeof (LOGPALETTE) + |
| 1122 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
| 1123 | log_palette->palVersion = 0x300; |
| 1124 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
| 1125 | |
| 1126 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
| 1127 | for (i = 0; |
| 1128 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
| 1129 | i++, list = list->next) |
| 1130 | log_palette->palPalEntry[i] = list->entry; |
| 1131 | |
| 1132 | new_palette = CreatePalette (log_palette); |
| 1133 | |
| 1134 | enter_crit (); |
| 1135 | |
| 1136 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
| 1137 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); |
| 1138 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; |
| 1139 | |
| 1140 | /* Realize display palette and garbage all frames. */ |
| 1141 | release_frame_dc (f, get_frame_dc (f)); |
| 1142 | |
| 1143 | leave_crit (); |
| 1144 | } |
| 1145 | |
| 1146 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
| 1147 | #define SET_W32_COLOR(pe, color) \ |
| 1148 | do \ |
| 1149 | { \ |
| 1150 | pe.peRed = GetRValue (color); \ |
| 1151 | pe.peGreen = GetGValue (color); \ |
| 1152 | pe.peBlue = GetBValue (color); \ |
| 1153 | pe.peFlags = 0; \ |
| 1154 | } while (0) |
| 1155 | |
| 1156 | #if 0 |
| 1157 | /* Keep these around in case we ever want to track color usage. */ |
| 1158 | void |
| 1159 | w32_map_color (FRAME_PTR f, COLORREF color) |
| 1160 | { |
| 1161 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
| 1162 | |
| 1163 | if (NILP (Vw32_enable_palette)) |
| 1164 | return; |
| 1165 | |
| 1166 | /* check if color is already mapped */ |
| 1167 | while (list) |
| 1168 | { |
| 1169 | if (W32_COLOR (list->entry) == color) |
| 1170 | { |
| 1171 | ++list->refcount; |
| 1172 | return; |
| 1173 | } |
| 1174 | list = list->next; |
| 1175 | } |
| 1176 | |
| 1177 | /* not already mapped, so add to list and recreate Windows palette */ |
| 1178 | list = (struct w32_palette_entry *) |
| 1179 | xmalloc (sizeof (struct w32_palette_entry)); |
| 1180 | SET_W32_COLOR (list->entry, color); |
| 1181 | list->refcount = 1; |
| 1182 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
| 1183 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; |
| 1184 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; |
| 1185 | |
| 1186 | /* set flag that palette must be regenerated */ |
| 1187 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
| 1188 | } |
| 1189 | |
| 1190 | void |
| 1191 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
| 1192 | { |
| 1193 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
| 1194 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; |
| 1195 | |
| 1196 | if (NILP (Vw32_enable_palette)) |
| 1197 | return; |
| 1198 | |
| 1199 | /* check if color is already mapped */ |
| 1200 | while (list) |
| 1201 | { |
| 1202 | if (W32_COLOR (list->entry) == color) |
| 1203 | { |
| 1204 | if (--list->refcount == 0) |
| 1205 | { |
| 1206 | *prev = list->next; |
| 1207 | xfree (list); |
| 1208 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
| 1209 | break; |
| 1210 | } |
| 1211 | else |
| 1212 | return; |
| 1213 | } |
| 1214 | prev = &list->next; |
| 1215 | list = list->next; |
| 1216 | } |
| 1217 | |
| 1218 | /* set flag that palette must be regenerated */ |
| 1219 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
| 1220 | } |
| 1221 | #endif |
| 1222 | |
| 1223 | |
| 1224 | /* Gamma-correct COLOR on frame F. */ |
| 1225 | |
| 1226 | void |
| 1227 | gamma_correct (f, color) |
| 1228 | struct frame *f; |
| 1229 | COLORREF *color; |
| 1230 | { |
| 1231 | if (f->gamma) |
| 1232 | { |
| 1233 | *color = PALETTERGB ( |
| 1234 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, |
| 1235 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, |
| 1236 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); |
| 1237 | } |
| 1238 | } |
| 1239 | |
| 1240 | |
| 1241 | /* Decide if color named COLOR is valid for the display associated with |
| 1242 | the selected frame; if so, return the rgb values in COLOR_DEF. |
| 1243 | If ALLOC is nonzero, allocate a new colormap cell. */ |
| 1244 | |
| 1245 | int |
| 1246 | w32_defined_color (f, color, color_def, alloc) |
| 1247 | FRAME_PTR f; |
| 1248 | char *color; |
| 1249 | XColor *color_def; |
| 1250 | int alloc; |
| 1251 | { |
| 1252 | register Lisp_Object tem; |
| 1253 | COLORREF w32_color_ref; |
| 1254 | |
| 1255 | tem = x_to_w32_color (color); |
| 1256 | |
| 1257 | if (!NILP (tem)) |
| 1258 | { |
| 1259 | if (f) |
| 1260 | { |
| 1261 | /* Apply gamma correction. */ |
| 1262 | w32_color_ref = XUINT (tem); |
| 1263 | gamma_correct (f, &w32_color_ref); |
| 1264 | XSETINT (tem, w32_color_ref); |
| 1265 | } |
| 1266 | |
| 1267 | /* Map this color to the palette if it is enabled. */ |
| 1268 | if (!NILP (Vw32_enable_palette)) |
| 1269 | { |
| 1270 | struct w32_palette_entry * entry = |
| 1271 | one_w32_display_info.color_list; |
| 1272 | struct w32_palette_entry ** prev = |
| 1273 | &one_w32_display_info.color_list; |
| 1274 | |
| 1275 | /* check if color is already mapped */ |
| 1276 | while (entry) |
| 1277 | { |
| 1278 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
| 1279 | break; |
| 1280 | prev = &entry->next; |
| 1281 | entry = entry->next; |
| 1282 | } |
| 1283 | |
| 1284 | if (entry == NULL && alloc) |
| 1285 | { |
| 1286 | /* not already mapped, so add to list */ |
| 1287 | entry = (struct w32_palette_entry *) |
| 1288 | xmalloc (sizeof (struct w32_palette_entry)); |
| 1289 | SET_W32_COLOR (entry->entry, XUINT (tem)); |
| 1290 | entry->next = NULL; |
| 1291 | *prev = entry; |
| 1292 | one_w32_display_info.num_colors++; |
| 1293 | |
| 1294 | /* set flag that palette must be regenerated */ |
| 1295 | one_w32_display_info.regen_palette = TRUE; |
| 1296 | } |
| 1297 | } |
| 1298 | /* Ensure COLORREF value is snapped to nearest color in (default) |
| 1299 | palette by simulating the PALETTERGB macro. This works whether |
| 1300 | or not the display device has a palette. */ |
| 1301 | w32_color_ref = XUINT (tem) | 0x2000000; |
| 1302 | |
| 1303 | color_def->pixel = w32_color_ref; |
| 1304 | color_def->red = GetRValue (w32_color_ref) * 256; |
| 1305 | color_def->green = GetGValue (w32_color_ref) * 256; |
| 1306 | color_def->blue = GetBValue (w32_color_ref) * 256; |
| 1307 | |
| 1308 | return 1; |
| 1309 | } |
| 1310 | else |
| 1311 | { |
| 1312 | return 0; |
| 1313 | } |
| 1314 | } |
| 1315 | |
| 1316 | /* Given a string ARG naming a color, compute a pixel value from it |
| 1317 | suitable for screen F. |
| 1318 | If F is not a color screen, return DEF (default) regardless of what |
| 1319 | ARG says. */ |
| 1320 | |
| 1321 | int |
| 1322 | x_decode_color (f, arg, def) |
| 1323 | FRAME_PTR f; |
| 1324 | Lisp_Object arg; |
| 1325 | int def; |
| 1326 | { |
| 1327 | XColor cdef; |
| 1328 | |
| 1329 | CHECK_STRING (arg); |
| 1330 | |
| 1331 | if (strcmp (SDATA (arg), "black") == 0) |
| 1332 | return BLACK_PIX_DEFAULT (f); |
| 1333 | else if (strcmp (SDATA (arg), "white") == 0) |
| 1334 | return WHITE_PIX_DEFAULT (f); |
| 1335 | |
| 1336 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
| 1337 | return def; |
| 1338 | |
| 1339 | /* w32_defined_color is responsible for coping with failures |
| 1340 | by looking for a near-miss. */ |
| 1341 | if (w32_defined_color (f, SDATA (arg), &cdef, 1)) |
| 1342 | return cdef.pixel; |
| 1343 | |
| 1344 | /* defined_color failed; return an ultimate default. */ |
| 1345 | return def; |
| 1346 | } |
| 1347 | \f |
| 1348 | |
| 1349 | |
| 1350 | /* Functions called only from `x_set_frame_param' |
| 1351 | to set individual parameters. |
| 1352 | |
| 1353 | If FRAME_W32_WINDOW (f) is 0, |
| 1354 | the frame is being created and its window does not exist yet. |
| 1355 | In that case, just record the parameter's new value |
| 1356 | in the standard place; do not attempt to change the window. */ |
| 1357 | |
| 1358 | void |
| 1359 | x_set_foreground_color (f, arg, oldval) |
| 1360 | struct frame *f; |
| 1361 | Lisp_Object arg, oldval; |
| 1362 | { |
| 1363 | struct w32_output *x = f->output_data.w32; |
| 1364 | PIX_TYPE fg, old_fg; |
| 1365 | |
| 1366 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
| 1367 | old_fg = FRAME_FOREGROUND_PIXEL (f); |
| 1368 | FRAME_FOREGROUND_PIXEL (f) = fg; |
| 1369 | |
| 1370 | if (FRAME_W32_WINDOW (f) != 0) |
| 1371 | { |
| 1372 | if (x->cursor_pixel == old_fg) |
| 1373 | x->cursor_pixel = fg; |
| 1374 | |
| 1375 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
| 1376 | if (FRAME_VISIBLE_P (f)) |
| 1377 | redraw_frame (f); |
| 1378 | } |
| 1379 | } |
| 1380 | |
| 1381 | void |
| 1382 | x_set_background_color (f, arg, oldval) |
| 1383 | struct frame *f; |
| 1384 | Lisp_Object arg, oldval; |
| 1385 | { |
| 1386 | FRAME_BACKGROUND_PIXEL (f) |
| 1387 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
| 1388 | |
| 1389 | if (FRAME_W32_WINDOW (f) != 0) |
| 1390 | { |
| 1391 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
| 1392 | FRAME_BACKGROUND_PIXEL (f)); |
| 1393 | |
| 1394 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
| 1395 | |
| 1396 | if (FRAME_VISIBLE_P (f)) |
| 1397 | redraw_frame (f); |
| 1398 | } |
| 1399 | } |
| 1400 | |
| 1401 | void |
| 1402 | x_set_mouse_color (f, arg, oldval) |
| 1403 | struct frame *f; |
| 1404 | Lisp_Object arg, oldval; |
| 1405 | { |
| 1406 | Cursor cursor, nontext_cursor, mode_cursor, hand_cursor; |
| 1407 | int count; |
| 1408 | int mask_color; |
| 1409 | |
| 1410 | if (!EQ (Qnil, arg)) |
| 1411 | f->output_data.w32->mouse_pixel |
| 1412 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
| 1413 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
| 1414 | |
| 1415 | /* Don't let pointers be invisible. */ |
| 1416 | if (mask_color == f->output_data.w32->mouse_pixel |
| 1417 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
| 1418 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); |
| 1419 | |
| 1420 | #if 0 /* TODO : cursor changes */ |
| 1421 | BLOCK_INPUT; |
| 1422 | |
| 1423 | /* It's not okay to crash if the user selects a screwy cursor. */ |
| 1424 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
| 1425 | |
| 1426 | if (!EQ (Qnil, Vx_pointer_shape)) |
| 1427 | { |
| 1428 | CHECK_NUMBER (Vx_pointer_shape); |
| 1429 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
| 1430 | } |
| 1431 | else |
| 1432 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
| 1433 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); |
| 1434 | |
| 1435 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) |
| 1436 | { |
| 1437 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
| 1438 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
| 1439 | XINT (Vx_nontext_pointer_shape)); |
| 1440 | } |
| 1441 | else |
| 1442 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
| 1443 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
| 1444 | |
| 1445 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
| 1446 | { |
| 1447 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
| 1448 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
| 1449 | XINT (Vx_hourglass_pointer_shape)); |
| 1450 | } |
| 1451 | else |
| 1452 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
| 1453 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
| 1454 | |
| 1455 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
| 1456 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
| 1457 | { |
| 1458 | CHECK_NUMBER (Vx_mode_pointer_shape); |
| 1459 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
| 1460 | XINT (Vx_mode_pointer_shape)); |
| 1461 | } |
| 1462 | else |
| 1463 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
| 1464 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); |
| 1465 | |
| 1466 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
| 1467 | { |
| 1468 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
| 1469 | hand_cursor |
| 1470 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
| 1471 | XINT (Vx_sensitive_text_pointer_shape)); |
| 1472 | } |
| 1473 | else |
| 1474 | hand_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
| 1475 | |
| 1476 | if (!NILP (Vx_window_horizontal_drag_shape)) |
| 1477 | { |
| 1478 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
| 1479 | horizontal_drag_cursor |
| 1480 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
| 1481 | XINT (Vx_window_horizontal_drag_shape)); |
| 1482 | } |
| 1483 | else |
| 1484 | horizontal_drag_cursor |
| 1485 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); |
| 1486 | |
| 1487 | /* Check and report errors with the above calls. */ |
| 1488 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
| 1489 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
| 1490 | |
| 1491 | { |
| 1492 | XColor fore_color, back_color; |
| 1493 | |
| 1494 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
| 1495 | back_color.pixel = mask_color; |
| 1496 | XQueryColor (FRAME_W32_DISPLAY (f), |
| 1497 | DefaultColormap (FRAME_W32_DISPLAY (f), |
| 1498 | DefaultScreen (FRAME_W32_DISPLAY (f))), |
| 1499 | &fore_color); |
| 1500 | XQueryColor (FRAME_W32_DISPLAY (f), |
| 1501 | DefaultColormap (FRAME_W32_DISPLAY (f), |
| 1502 | DefaultScreen (FRAME_W32_DISPLAY (f))), |
| 1503 | &back_color); |
| 1504 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
| 1505 | &fore_color, &back_color); |
| 1506 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
| 1507 | &fore_color, &back_color); |
| 1508 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
| 1509 | &fore_color, &back_color); |
| 1510 | XRecolorCursor (FRAME_W32_DISPLAY (f), hand_cursor, |
| 1511 | &fore_color, &back_color); |
| 1512 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
| 1513 | &fore_color, &back_color); |
| 1514 | } |
| 1515 | |
| 1516 | if (FRAME_W32_WINDOW (f) != 0) |
| 1517 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
| 1518 | |
| 1519 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
| 1520 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); |
| 1521 | f->output_data.w32->text_cursor = cursor; |
| 1522 | |
| 1523 | if (nontext_cursor != f->output_data.w32->nontext_cursor |
| 1524 | && f->output_data.w32->nontext_cursor != 0) |
| 1525 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); |
| 1526 | f->output_data.w32->nontext_cursor = nontext_cursor; |
| 1527 | |
| 1528 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
| 1529 | && f->output_data.w32->hourglass_cursor != 0) |
| 1530 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); |
| 1531 | f->output_data.w32->hourglass_cursor = hourglass_cursor; |
| 1532 | |
| 1533 | if (mode_cursor != f->output_data.w32->modeline_cursor |
| 1534 | && f->output_data.w32->modeline_cursor != 0) |
| 1535 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); |
| 1536 | f->output_data.w32->modeline_cursor = mode_cursor; |
| 1537 | |
| 1538 | if (hand_cursor != f->output_data.w32->hand_cursor |
| 1539 | && f->output_data.w32->hand_cursor != 0) |
| 1540 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hand_cursor); |
| 1541 | f->output_data.w32->hand_cursor = hand_cursor; |
| 1542 | |
| 1543 | XFlush (FRAME_W32_DISPLAY (f)); |
| 1544 | UNBLOCK_INPUT; |
| 1545 | |
| 1546 | update_face_from_frame_parameter (f, Qmouse_color, arg); |
| 1547 | #endif /* TODO */ |
| 1548 | } |
| 1549 | |
| 1550 | /* Defined in w32term.c. */ |
| 1551 | void |
| 1552 | x_set_cursor_color (f, arg, oldval) |
| 1553 | struct frame *f; |
| 1554 | Lisp_Object arg, oldval; |
| 1555 | { |
| 1556 | unsigned long fore_pixel, pixel; |
| 1557 | |
| 1558 | if (!NILP (Vx_cursor_fore_pixel)) |
| 1559 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
| 1560 | WHITE_PIX_DEFAULT (f)); |
| 1561 | else |
| 1562 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
| 1563 | |
| 1564 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
| 1565 | |
| 1566 | /* Make sure that the cursor color differs from the background color. */ |
| 1567 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
| 1568 | { |
| 1569 | pixel = f->output_data.w32->mouse_pixel; |
| 1570 | if (pixel == fore_pixel) |
| 1571 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
| 1572 | } |
| 1573 | |
| 1574 | f->output_data.w32->cursor_foreground_pixel = fore_pixel; |
| 1575 | f->output_data.w32->cursor_pixel = pixel; |
| 1576 | |
| 1577 | if (FRAME_W32_WINDOW (f) != 0) |
| 1578 | { |
| 1579 | BLOCK_INPUT; |
| 1580 | /* Update frame's cursor_gc. */ |
| 1581 | f->output_data.w32->cursor_gc->foreground = fore_pixel; |
| 1582 | f->output_data.w32->cursor_gc->background = pixel; |
| 1583 | |
| 1584 | UNBLOCK_INPUT; |
| 1585 | |
| 1586 | if (FRAME_VISIBLE_P (f)) |
| 1587 | { |
| 1588 | x_update_cursor (f, 0); |
| 1589 | x_update_cursor (f, 1); |
| 1590 | } |
| 1591 | } |
| 1592 | |
| 1593 | update_face_from_frame_parameter (f, Qcursor_color, arg); |
| 1594 | } |
| 1595 | |
| 1596 | /* Set the border-color of frame F to pixel value PIX. |
| 1597 | Note that this does not fully take effect if done before |
| 1598 | F has a window. */ |
| 1599 | |
| 1600 | void |
| 1601 | x_set_border_pixel (f, pix) |
| 1602 | struct frame *f; |
| 1603 | int pix; |
| 1604 | { |
| 1605 | |
| 1606 | f->output_data.w32->border_pixel = pix; |
| 1607 | |
| 1608 | if (FRAME_W32_WINDOW (f) != 0 && f->border_width > 0) |
| 1609 | { |
| 1610 | if (FRAME_VISIBLE_P (f)) |
| 1611 | redraw_frame (f); |
| 1612 | } |
| 1613 | } |
| 1614 | |
| 1615 | /* Set the border-color of frame F to value described by ARG. |
| 1616 | ARG can be a string naming a color. |
| 1617 | The border-color is used for the border that is drawn by the server. |
| 1618 | Note that this does not fully take effect if done before |
| 1619 | F has a window; it must be redone when the window is created. */ |
| 1620 | |
| 1621 | void |
| 1622 | x_set_border_color (f, arg, oldval) |
| 1623 | struct frame *f; |
| 1624 | Lisp_Object arg, oldval; |
| 1625 | { |
| 1626 | int pix; |
| 1627 | |
| 1628 | CHECK_STRING (arg); |
| 1629 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
| 1630 | x_set_border_pixel (f, pix); |
| 1631 | update_face_from_frame_parameter (f, Qborder_color, arg); |
| 1632 | } |
| 1633 | |
| 1634 | |
| 1635 | void |
| 1636 | x_set_cursor_type (f, arg, oldval) |
| 1637 | FRAME_PTR f; |
| 1638 | Lisp_Object arg, oldval; |
| 1639 | { |
| 1640 | set_frame_cursor_types (f, arg); |
| 1641 | |
| 1642 | /* Make sure the cursor gets redrawn. */ |
| 1643 | cursor_type_changed = 1; |
| 1644 | } |
| 1645 | \f |
| 1646 | void |
| 1647 | x_set_icon_type (f, arg, oldval) |
| 1648 | struct frame *f; |
| 1649 | Lisp_Object arg, oldval; |
| 1650 | { |
| 1651 | int result; |
| 1652 | |
| 1653 | if (NILP (arg) && NILP (oldval)) |
| 1654 | return; |
| 1655 | |
| 1656 | if (STRINGP (arg) && STRINGP (oldval) |
| 1657 | && EQ (Fstring_equal (oldval, arg), Qt)) |
| 1658 | return; |
| 1659 | |
| 1660 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) |
| 1661 | return; |
| 1662 | |
| 1663 | BLOCK_INPUT; |
| 1664 | |
| 1665 | result = x_bitmap_icon (f, arg); |
| 1666 | if (result) |
| 1667 | { |
| 1668 | UNBLOCK_INPUT; |
| 1669 | error ("No icon window available"); |
| 1670 | } |
| 1671 | |
| 1672 | UNBLOCK_INPUT; |
| 1673 | } |
| 1674 | |
| 1675 | void |
| 1676 | x_set_icon_name (f, arg, oldval) |
| 1677 | struct frame *f; |
| 1678 | Lisp_Object arg, oldval; |
| 1679 | { |
| 1680 | if (STRINGP (arg)) |
| 1681 | { |
| 1682 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) |
| 1683 | return; |
| 1684 | } |
| 1685 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) |
| 1686 | return; |
| 1687 | |
| 1688 | f->icon_name = arg; |
| 1689 | |
| 1690 | #if 0 |
| 1691 | if (f->output_data.w32->icon_bitmap != 0) |
| 1692 | return; |
| 1693 | |
| 1694 | BLOCK_INPUT; |
| 1695 | |
| 1696 | result = x_text_icon (f, |
| 1697 | (char *) SDATA ((!NILP (f->icon_name) |
| 1698 | ? f->icon_name |
| 1699 | : !NILP (f->title) |
| 1700 | ? f->title |
| 1701 | : f->name))); |
| 1702 | |
| 1703 | if (result) |
| 1704 | { |
| 1705 | UNBLOCK_INPUT; |
| 1706 | error ("No icon window available"); |
| 1707 | } |
| 1708 | |
| 1709 | /* If the window was unmapped (and its icon was mapped), |
| 1710 | the new icon is not mapped, so map the window in its stead. */ |
| 1711 | if (FRAME_VISIBLE_P (f)) |
| 1712 | { |
| 1713 | #ifdef USE_X_TOOLKIT |
| 1714 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
| 1715 | #endif |
| 1716 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
| 1717 | } |
| 1718 | |
| 1719 | XFlush (FRAME_W32_DISPLAY (f)); |
| 1720 | UNBLOCK_INPUT; |
| 1721 | #endif |
| 1722 | } |
| 1723 | |
| 1724 | \f |
| 1725 | void |
| 1726 | x_set_menu_bar_lines (f, value, oldval) |
| 1727 | struct frame *f; |
| 1728 | Lisp_Object value, oldval; |
| 1729 | { |
| 1730 | int nlines; |
| 1731 | int olines = FRAME_MENU_BAR_LINES (f); |
| 1732 | |
| 1733 | /* Right now, menu bars don't work properly in minibuf-only frames; |
| 1734 | most of the commands try to apply themselves to the minibuffer |
| 1735 | frame itself, and get an error because you can't switch buffers |
| 1736 | in or split the minibuffer window. */ |
| 1737 | if (FRAME_MINIBUF_ONLY_P (f)) |
| 1738 | return; |
| 1739 | |
| 1740 | if (INTEGERP (value)) |
| 1741 | nlines = XINT (value); |
| 1742 | else |
| 1743 | nlines = 0; |
| 1744 | |
| 1745 | FRAME_MENU_BAR_LINES (f) = 0; |
| 1746 | if (nlines) |
| 1747 | FRAME_EXTERNAL_MENU_BAR (f) = 1; |
| 1748 | else |
| 1749 | { |
| 1750 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
| 1751 | free_frame_menubar (f); |
| 1752 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
| 1753 | |
| 1754 | /* Adjust the frame size so that the client (text) dimensions |
| 1755 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being |
| 1756 | set correctly. */ |
| 1757 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
| 1758 | do_pending_window_change (0); |
| 1759 | } |
| 1760 | adjust_glyphs (f); |
| 1761 | } |
| 1762 | |
| 1763 | |
| 1764 | /* Set the number of lines used for the tool bar of frame F to VALUE. |
| 1765 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL |
| 1766 | is the old number of tool bar lines. This function changes the |
| 1767 | height of all windows on frame F to match the new tool bar height. |
| 1768 | The frame's height doesn't change. */ |
| 1769 | |
| 1770 | void |
| 1771 | x_set_tool_bar_lines (f, value, oldval) |
| 1772 | struct frame *f; |
| 1773 | Lisp_Object value, oldval; |
| 1774 | { |
| 1775 | int delta, nlines, root_height; |
| 1776 | Lisp_Object root_window; |
| 1777 | |
| 1778 | /* Treat tool bars like menu bars. */ |
| 1779 | if (FRAME_MINIBUF_ONLY_P (f)) |
| 1780 | return; |
| 1781 | |
| 1782 | /* Use VALUE only if an integer >= 0. */ |
| 1783 | if (INTEGERP (value) && XINT (value) >= 0) |
| 1784 | nlines = XFASTINT (value); |
| 1785 | else |
| 1786 | nlines = 0; |
| 1787 | |
| 1788 | /* Make sure we redisplay all windows in this frame. */ |
| 1789 | ++windows_or_buffers_changed; |
| 1790 | |
| 1791 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
| 1792 | |
| 1793 | /* Don't resize the tool-bar to more than we have room for. */ |
| 1794 | root_window = FRAME_ROOT_WINDOW (f); |
| 1795 | root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window)); |
| 1796 | if (root_height - delta < 1) |
| 1797 | { |
| 1798 | delta = root_height - 1; |
| 1799 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; |
| 1800 | } |
| 1801 | |
| 1802 | FRAME_TOOL_BAR_LINES (f) = nlines; |
| 1803 | change_window_heights (root_window, delta); |
| 1804 | adjust_glyphs (f); |
| 1805 | |
| 1806 | /* We also have to make sure that the internal border at the top of |
| 1807 | the frame, below the menu bar or tool bar, is redrawn when the |
| 1808 | tool bar disappears. This is so because the internal border is |
| 1809 | below the tool bar if one is displayed, but is below the menu bar |
| 1810 | if there isn't a tool bar. The tool bar draws into the area |
| 1811 | below the menu bar. */ |
| 1812 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) |
| 1813 | { |
| 1814 | updating_frame = f; |
| 1815 | clear_frame (); |
| 1816 | clear_current_matrices (f); |
| 1817 | updating_frame = NULL; |
| 1818 | } |
| 1819 | |
| 1820 | /* If the tool bar gets smaller, the internal border below it |
| 1821 | has to be cleared. It was formerly part of the display |
| 1822 | of the larger tool bar, and updating windows won't clear it. */ |
| 1823 | if (delta < 0) |
| 1824 | { |
| 1825 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); |
| 1826 | int width = FRAME_PIXEL_WIDTH (f); |
| 1827 | int y = nlines * FRAME_LINE_HEIGHT (f); |
| 1828 | |
| 1829 | BLOCK_INPUT; |
| 1830 | { |
| 1831 | HDC hdc = get_frame_dc (f); |
| 1832 | w32_clear_area (f, hdc, 0, y, width, height); |
| 1833 | release_frame_dc (f, hdc); |
| 1834 | } |
| 1835 | UNBLOCK_INPUT; |
| 1836 | |
| 1837 | if (WINDOWP (f->tool_bar_window)) |
| 1838 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); |
| 1839 | } |
| 1840 | } |
| 1841 | |
| 1842 | |
| 1843 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
| 1844 | w32_id_name. |
| 1845 | |
| 1846 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
| 1847 | name; if NAME is a string, set F's name to NAME and set |
| 1848 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. |
| 1849 | |
| 1850 | If EXPLICIT is zero, that indicates that Emacs redisplay code is |
| 1851 | suggesting a new name, which lisp code should override; if |
| 1852 | F->explicit_name is set, ignore the new name; otherwise, set it. */ |
| 1853 | |
| 1854 | void |
| 1855 | x_set_name (f, name, explicit) |
| 1856 | struct frame *f; |
| 1857 | Lisp_Object name; |
| 1858 | int explicit; |
| 1859 | { |
| 1860 | /* Make sure that requests from lisp code override requests from |
| 1861 | Emacs redisplay code. */ |
| 1862 | if (explicit) |
| 1863 | { |
| 1864 | /* If we're switching from explicit to implicit, we had better |
| 1865 | update the mode lines and thereby update the title. */ |
| 1866 | if (f->explicit_name && NILP (name)) |
| 1867 | update_mode_lines = 1; |
| 1868 | |
| 1869 | f->explicit_name = ! NILP (name); |
| 1870 | } |
| 1871 | else if (f->explicit_name) |
| 1872 | return; |
| 1873 | |
| 1874 | /* If NAME is nil, set the name to the w32_id_name. */ |
| 1875 | if (NILP (name)) |
| 1876 | { |
| 1877 | /* Check for no change needed in this very common case |
| 1878 | before we do any consing. */ |
| 1879 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
| 1880 | SDATA (f->name))) |
| 1881 | return; |
| 1882 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
| 1883 | } |
| 1884 | else |
| 1885 | CHECK_STRING (name); |
| 1886 | |
| 1887 | /* Don't change the name if it's already NAME. */ |
| 1888 | if (! NILP (Fstring_equal (name, f->name))) |
| 1889 | return; |
| 1890 | |
| 1891 | f->name = name; |
| 1892 | |
| 1893 | /* For setting the frame title, the title parameter should override |
| 1894 | the name parameter. */ |
| 1895 | if (! NILP (f->title)) |
| 1896 | name = f->title; |
| 1897 | |
| 1898 | if (FRAME_W32_WINDOW (f)) |
| 1899 | { |
| 1900 | if (STRING_MULTIBYTE (name)) |
| 1901 | name = ENCODE_SYSTEM (name); |
| 1902 | |
| 1903 | BLOCK_INPUT; |
| 1904 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
| 1905 | UNBLOCK_INPUT; |
| 1906 | } |
| 1907 | } |
| 1908 | |
| 1909 | /* This function should be called when the user's lisp code has |
| 1910 | specified a name for the frame; the name will override any set by the |
| 1911 | redisplay code. */ |
| 1912 | void |
| 1913 | x_explicitly_set_name (f, arg, oldval) |
| 1914 | FRAME_PTR f; |
| 1915 | Lisp_Object arg, oldval; |
| 1916 | { |
| 1917 | x_set_name (f, arg, 1); |
| 1918 | } |
| 1919 | |
| 1920 | /* This function should be called by Emacs redisplay code to set the |
| 1921 | name; names set this way will never override names set by the user's |
| 1922 | lisp code. */ |
| 1923 | void |
| 1924 | x_implicitly_set_name (f, arg, oldval) |
| 1925 | FRAME_PTR f; |
| 1926 | Lisp_Object arg, oldval; |
| 1927 | { |
| 1928 | x_set_name (f, arg, 0); |
| 1929 | } |
| 1930 | \f |
| 1931 | /* Change the title of frame F to NAME. |
| 1932 | If NAME is nil, use the frame name as the title. |
| 1933 | |
| 1934 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
| 1935 | name; if NAME is a string, set F's name to NAME and set |
| 1936 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. |
| 1937 | |
| 1938 | If EXPLICIT is zero, that indicates that Emacs redisplay code is |
| 1939 | suggesting a new name, which lisp code should override; if |
| 1940 | F->explicit_name is set, ignore the new name; otherwise, set it. */ |
| 1941 | |
| 1942 | void |
| 1943 | x_set_title (f, name, old_name) |
| 1944 | struct frame *f; |
| 1945 | Lisp_Object name, old_name; |
| 1946 | { |
| 1947 | /* Don't change the title if it's already NAME. */ |
| 1948 | if (EQ (name, f->title)) |
| 1949 | return; |
| 1950 | |
| 1951 | update_mode_lines = 1; |
| 1952 | |
| 1953 | f->title = name; |
| 1954 | |
| 1955 | if (NILP (name)) |
| 1956 | name = f->name; |
| 1957 | |
| 1958 | if (FRAME_W32_WINDOW (f)) |
| 1959 | { |
| 1960 | if (STRING_MULTIBYTE (name)) |
| 1961 | name = ENCODE_SYSTEM (name); |
| 1962 | |
| 1963 | BLOCK_INPUT; |
| 1964 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
| 1965 | UNBLOCK_INPUT; |
| 1966 | } |
| 1967 | } |
| 1968 | |
| 1969 | |
| 1970 | void x_set_scroll_bar_default_width (f) |
| 1971 | struct frame *f; |
| 1972 | { |
| 1973 | int wid = FRAME_COLUMN_WIDTH (f); |
| 1974 | |
| 1975 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
| 1976 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + |
| 1977 | wid - 1) / wid; |
| 1978 | } |
| 1979 | |
| 1980 | \f |
| 1981 | /* Subroutines of creating a frame. */ |
| 1982 | |
| 1983 | |
| 1984 | /* Return the value of parameter PARAM. |
| 1985 | |
| 1986 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
| 1987 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
| 1988 | |
| 1989 | Convert the resource to the type specified by desired_type. |
| 1990 | |
| 1991 | If no default is specified, return Qunbound. If you call |
| 1992 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
| 1993 | and don't let it get stored in any Lisp-visible variables! */ |
| 1994 | |
| 1995 | static Lisp_Object |
| 1996 | w32_get_arg (alist, param, attribute, class, type) |
| 1997 | Lisp_Object alist, param; |
| 1998 | char *attribute; |
| 1999 | char *class; |
| 2000 | enum resource_types type; |
| 2001 | { |
| 2002 | return x_get_arg (check_x_display_info (Qnil), |
| 2003 | alist, param, attribute, class, type); |
| 2004 | } |
| 2005 | |
| 2006 | \f |
| 2007 | Cursor |
| 2008 | w32_load_cursor (LPCTSTR name) |
| 2009 | { |
| 2010 | /* Try first to load cursor from application resource. */ |
| 2011 | Cursor cursor = LoadImage ((HINSTANCE) GetModuleHandle(NULL), |
| 2012 | name, IMAGE_CURSOR, 0, 0, |
| 2013 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); |
| 2014 | if (!cursor) |
| 2015 | { |
| 2016 | /* Then try to load a shared predefined cursor. */ |
| 2017 | cursor = LoadImage (NULL, name, IMAGE_CURSOR, 0, 0, |
| 2018 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); |
| 2019 | } |
| 2020 | return cursor; |
| 2021 | } |
| 2022 | |
| 2023 | extern LRESULT CALLBACK w32_wnd_proc (); |
| 2024 | |
| 2025 | BOOL |
| 2026 | w32_init_class (hinst) |
| 2027 | HINSTANCE hinst; |
| 2028 | { |
| 2029 | WNDCLASS wc; |
| 2030 | |
| 2031 | wc.style = CS_HREDRAW | CS_VREDRAW; |
| 2032 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
| 2033 | wc.cbClsExtra = 0; |
| 2034 | wc.cbWndExtra = WND_EXTRA_BYTES; |
| 2035 | wc.hInstance = hinst; |
| 2036 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); |
| 2037 | wc.hCursor = w32_load_cursor (IDC_ARROW); |
| 2038 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
| 2039 | wc.lpszMenuName = NULL; |
| 2040 | wc.lpszClassName = EMACS_CLASS; |
| 2041 | |
| 2042 | return (RegisterClass (&wc)); |
| 2043 | } |
| 2044 | |
| 2045 | HWND |
| 2046 | w32_createscrollbar (f, bar) |
| 2047 | struct frame *f; |
| 2048 | struct scroll_bar * bar; |
| 2049 | { |
| 2050 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, |
| 2051 | /* Position and size of scroll bar. */ |
| 2052 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
| 2053 | XINT(bar->top), |
| 2054 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, |
| 2055 | XINT(bar->height), |
| 2056 | FRAME_W32_WINDOW (f), |
| 2057 | NULL, |
| 2058 | hinst, |
| 2059 | NULL)); |
| 2060 | } |
| 2061 | |
| 2062 | void |
| 2063 | w32_createwindow (f) |
| 2064 | struct frame *f; |
| 2065 | { |
| 2066 | HWND hwnd; |
| 2067 | RECT rect; |
| 2068 | |
| 2069 | rect.left = rect.top = 0; |
| 2070 | rect.right = FRAME_PIXEL_WIDTH (f); |
| 2071 | rect.bottom = FRAME_PIXEL_HEIGHT (f); |
| 2072 | |
| 2073 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
| 2074 | FRAME_EXTERNAL_MENU_BAR (f)); |
| 2075 | |
| 2076 | /* Do first time app init */ |
| 2077 | |
| 2078 | if (!hprevinst) |
| 2079 | { |
| 2080 | w32_init_class (hinst); |
| 2081 | } |
| 2082 | |
| 2083 | FRAME_W32_WINDOW (f) = hwnd |
| 2084 | = CreateWindow (EMACS_CLASS, |
| 2085 | f->namebuf, |
| 2086 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
| 2087 | f->left_pos, |
| 2088 | f->top_pos, |
| 2089 | rect.right - rect.left, |
| 2090 | rect.bottom - rect.top, |
| 2091 | NULL, |
| 2092 | NULL, |
| 2093 | hinst, |
| 2094 | NULL); |
| 2095 | |
| 2096 | if (hwnd) |
| 2097 | { |
| 2098 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
| 2099 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); |
| 2100 | SetWindowLong (hwnd, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); |
| 2101 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width); |
| 2102 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
| 2103 | |
| 2104 | /* Enable drag-n-drop. */ |
| 2105 | DragAcceptFiles (hwnd, TRUE); |
| 2106 | |
| 2107 | /* Do this to discard the default setting specified by our parent. */ |
| 2108 | ShowWindow (hwnd, SW_HIDE); |
| 2109 | } |
| 2110 | } |
| 2111 | |
| 2112 | void |
| 2113 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) |
| 2114 | W32Msg * wmsg; |
| 2115 | HWND hwnd; |
| 2116 | UINT msg; |
| 2117 | WPARAM wParam; |
| 2118 | LPARAM lParam; |
| 2119 | { |
| 2120 | wmsg->msg.hwnd = hwnd; |
| 2121 | wmsg->msg.message = msg; |
| 2122 | wmsg->msg.wParam = wParam; |
| 2123 | wmsg->msg.lParam = lParam; |
| 2124 | wmsg->msg.time = GetMessageTime (); |
| 2125 | |
| 2126 | post_msg (wmsg); |
| 2127 | } |
| 2128 | |
| 2129 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
| 2130 | between left and right keys as advertised. We test for this |
| 2131 | support dynamically, and set a flag when the support is absent. If |
| 2132 | absent, we keep track of the left and right control and alt keys |
| 2133 | ourselves. This is particularly necessary on keyboards that rely |
| 2134 | upon the AltGr key, which is represented as having the left control |
| 2135 | and right alt keys pressed. For these keyboards, we need to know |
| 2136 | when the left alt key has been pressed in addition to the AltGr key |
| 2137 | so that we can properly support M-AltGr-key sequences (such as M-@ |
| 2138 | on Swedish keyboards). */ |
| 2139 | |
| 2140 | #define EMACS_LCONTROL 0 |
| 2141 | #define EMACS_RCONTROL 1 |
| 2142 | #define EMACS_LMENU 2 |
| 2143 | #define EMACS_RMENU 3 |
| 2144 | |
| 2145 | static int modifiers[4]; |
| 2146 | static int modifiers_recorded; |
| 2147 | static int modifier_key_support_tested; |
| 2148 | |
| 2149 | static void |
| 2150 | test_modifier_support (unsigned int wparam) |
| 2151 | { |
| 2152 | unsigned int l, r; |
| 2153 | |
| 2154 | if (wparam != VK_CONTROL && wparam != VK_MENU) |
| 2155 | return; |
| 2156 | if (wparam == VK_CONTROL) |
| 2157 | { |
| 2158 | l = VK_LCONTROL; |
| 2159 | r = VK_RCONTROL; |
| 2160 | } |
| 2161 | else |
| 2162 | { |
| 2163 | l = VK_LMENU; |
| 2164 | r = VK_RMENU; |
| 2165 | } |
| 2166 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) |
| 2167 | modifiers_recorded = 1; |
| 2168 | else |
| 2169 | modifiers_recorded = 0; |
| 2170 | modifier_key_support_tested = 1; |
| 2171 | } |
| 2172 | |
| 2173 | static void |
| 2174 | record_keydown (unsigned int wparam, unsigned int lparam) |
| 2175 | { |
| 2176 | int i; |
| 2177 | |
| 2178 | if (!modifier_key_support_tested) |
| 2179 | test_modifier_support (wparam); |
| 2180 | |
| 2181 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) |
| 2182 | return; |
| 2183 | |
| 2184 | if (wparam == VK_CONTROL) |
| 2185 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; |
| 2186 | else |
| 2187 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; |
| 2188 | |
| 2189 | modifiers[i] = 1; |
| 2190 | } |
| 2191 | |
| 2192 | static void |
| 2193 | record_keyup (unsigned int wparam, unsigned int lparam) |
| 2194 | { |
| 2195 | int i; |
| 2196 | |
| 2197 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) |
| 2198 | return; |
| 2199 | |
| 2200 | if (wparam == VK_CONTROL) |
| 2201 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; |
| 2202 | else |
| 2203 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; |
| 2204 | |
| 2205 | modifiers[i] = 0; |
| 2206 | } |
| 2207 | |
| 2208 | /* Emacs can lose focus while a modifier key has been pressed. When |
| 2209 | it regains focus, be conservative and clear all modifiers since |
| 2210 | we cannot reconstruct the left and right modifier state. */ |
| 2211 | static void |
| 2212 | reset_modifiers () |
| 2213 | { |
| 2214 | SHORT ctrl, alt; |
| 2215 | |
| 2216 | if (GetFocus () == NULL) |
| 2217 | /* Emacs doesn't have keyboard focus. Do nothing. */ |
| 2218 | return; |
| 2219 | |
| 2220 | ctrl = GetAsyncKeyState (VK_CONTROL); |
| 2221 | alt = GetAsyncKeyState (VK_MENU); |
| 2222 | |
| 2223 | if (!(ctrl & 0x08000)) |
| 2224 | /* Clear any recorded control modifier state. */ |
| 2225 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
| 2226 | |
| 2227 | if (!(alt & 0x08000)) |
| 2228 | /* Clear any recorded alt modifier state. */ |
| 2229 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
| 2230 | |
| 2231 | /* Update the state of all modifier keys, because modifiers used in |
| 2232 | hot-key combinations can get stuck on if Emacs loses focus as a |
| 2233 | result of a hot-key being pressed. */ |
| 2234 | { |
| 2235 | BYTE keystate[256]; |
| 2236 | |
| 2237 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) |
| 2238 | |
| 2239 | GetKeyboardState (keystate); |
| 2240 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); |
| 2241 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); |
| 2242 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); |
| 2243 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); |
| 2244 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); |
| 2245 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); |
| 2246 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); |
| 2247 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); |
| 2248 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); |
| 2249 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); |
| 2250 | SetKeyboardState (keystate); |
| 2251 | } |
| 2252 | } |
| 2253 | |
| 2254 | /* Synchronize modifier state with what is reported with the current |
| 2255 | keystroke. Even if we cannot distinguish between left and right |
| 2256 | modifier keys, we know that, if no modifiers are set, then neither |
| 2257 | the left or right modifier should be set. */ |
| 2258 | static void |
| 2259 | sync_modifiers () |
| 2260 | { |
| 2261 | if (!modifiers_recorded) |
| 2262 | return; |
| 2263 | |
| 2264 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) |
| 2265 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
| 2266 | |
| 2267 | if (!(GetKeyState (VK_MENU) & 0x8000)) |
| 2268 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
| 2269 | } |
| 2270 | |
| 2271 | static int |
| 2272 | modifier_set (int vkey) |
| 2273 | { |
| 2274 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
| 2275 | return (GetKeyState (vkey) & 0x1); |
| 2276 | if (!modifiers_recorded) |
| 2277 | return (GetKeyState (vkey) & 0x8000); |
| 2278 | |
| 2279 | switch (vkey) |
| 2280 | { |
| 2281 | case VK_LCONTROL: |
| 2282 | return modifiers[EMACS_LCONTROL]; |
| 2283 | case VK_RCONTROL: |
| 2284 | return modifiers[EMACS_RCONTROL]; |
| 2285 | case VK_LMENU: |
| 2286 | return modifiers[EMACS_LMENU]; |
| 2287 | case VK_RMENU: |
| 2288 | return modifiers[EMACS_RMENU]; |
| 2289 | } |
| 2290 | return (GetKeyState (vkey) & 0x8000); |
| 2291 | } |
| 2292 | |
| 2293 | /* Convert between the modifier bits W32 uses and the modifier bits |
| 2294 | Emacs uses. */ |
| 2295 | |
| 2296 | unsigned int |
| 2297 | w32_key_to_modifier (int key) |
| 2298 | { |
| 2299 | Lisp_Object key_mapping; |
| 2300 | |
| 2301 | switch (key) |
| 2302 | { |
| 2303 | case VK_LWIN: |
| 2304 | key_mapping = Vw32_lwindow_modifier; |
| 2305 | break; |
| 2306 | case VK_RWIN: |
| 2307 | key_mapping = Vw32_rwindow_modifier; |
| 2308 | break; |
| 2309 | case VK_APPS: |
| 2310 | key_mapping = Vw32_apps_modifier; |
| 2311 | break; |
| 2312 | case VK_SCROLL: |
| 2313 | key_mapping = Vw32_scroll_lock_modifier; |
| 2314 | break; |
| 2315 | default: |
| 2316 | key_mapping = Qnil; |
| 2317 | } |
| 2318 | |
| 2319 | /* NB. This code runs in the input thread, asychronously to the lisp |
| 2320 | thread, so we must be careful to ensure access to lisp data is |
| 2321 | thread-safe. The following code is safe because the modifier |
| 2322 | variable values are updated atomically from lisp and symbols are |
| 2323 | not relocated by GC. Also, we don't have to worry about seeing GC |
| 2324 | markbits here. */ |
| 2325 | if (EQ (key_mapping, Qhyper)) |
| 2326 | return hyper_modifier; |
| 2327 | if (EQ (key_mapping, Qsuper)) |
| 2328 | return super_modifier; |
| 2329 | if (EQ (key_mapping, Qmeta)) |
| 2330 | return meta_modifier; |
| 2331 | if (EQ (key_mapping, Qalt)) |
| 2332 | return alt_modifier; |
| 2333 | if (EQ (key_mapping, Qctrl)) |
| 2334 | return ctrl_modifier; |
| 2335 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
| 2336 | return ctrl_modifier; |
| 2337 | if (EQ (key_mapping, Qshift)) |
| 2338 | return shift_modifier; |
| 2339 | |
| 2340 | /* Don't generate any modifier if not explicitly requested. */ |
| 2341 | return 0; |
| 2342 | } |
| 2343 | |
| 2344 | unsigned int |
| 2345 | w32_get_modifiers () |
| 2346 | { |
| 2347 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | |
| 2348 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | |
| 2349 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | |
| 2350 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | |
| 2351 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | |
| 2352 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | |
| 2353 | (modifier_set (VK_MENU) ? |
| 2354 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); |
| 2355 | } |
| 2356 | |
| 2357 | /* We map the VK_* modifiers into console modifier constants |
| 2358 | so that we can use the same routines to handle both console |
| 2359 | and window input. */ |
| 2360 | |
| 2361 | static int |
| 2362 | construct_console_modifiers () |
| 2363 | { |
| 2364 | int mods; |
| 2365 | |
| 2366 | mods = 0; |
| 2367 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; |
| 2368 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; |
| 2369 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
| 2370 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; |
| 2371 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
| 2372 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; |
| 2373 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; |
| 2374 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; |
| 2375 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
| 2376 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; |
| 2377 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; |
| 2378 | |
| 2379 | return mods; |
| 2380 | } |
| 2381 | |
| 2382 | static int |
| 2383 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) |
| 2384 | { |
| 2385 | int mods; |
| 2386 | |
| 2387 | /* Convert to emacs modifiers. */ |
| 2388 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); |
| 2389 | |
| 2390 | return mods; |
| 2391 | } |
| 2392 | |
| 2393 | unsigned int |
| 2394 | map_keypad_keys (unsigned int virt_key, unsigned int extended) |
| 2395 | { |
| 2396 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) |
| 2397 | return virt_key; |
| 2398 | |
| 2399 | if (virt_key == VK_RETURN) |
| 2400 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
| 2401 | |
| 2402 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
| 2403 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); |
| 2404 | |
| 2405 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) |
| 2406 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); |
| 2407 | |
| 2408 | if (virt_key == VK_CLEAR) |
| 2409 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); |
| 2410 | |
| 2411 | return virt_key; |
| 2412 | } |
| 2413 | |
| 2414 | /* List of special key combinations which w32 would normally capture, |
| 2415 | but emacs should grab instead. Not directly visible to lisp, to |
| 2416 | simplify synchronization. Each item is an integer encoding a virtual |
| 2417 | key code and modifier combination to capture. */ |
| 2418 | Lisp_Object w32_grabbed_keys; |
| 2419 | |
| 2420 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) |
| 2421 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) |
| 2422 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) |
| 2423 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) |
| 2424 | |
| 2425 | #define RAW_HOTKEY_ID(k) ((k) & 0xbfff) |
| 2426 | #define RAW_HOTKEY_VK_CODE(k) ((k) & 255) |
| 2427 | #define RAW_HOTKEY_MODIFIERS(k) ((k) >> 8) |
| 2428 | |
| 2429 | /* Register hot-keys for reserved key combinations when Emacs has |
| 2430 | keyboard focus, since this is the only way Emacs can receive key |
| 2431 | combinations like Alt-Tab which are used by the system. */ |
| 2432 | |
| 2433 | static void |
| 2434 | register_hot_keys (hwnd) |
| 2435 | HWND hwnd; |
| 2436 | { |
| 2437 | Lisp_Object keylist; |
| 2438 | |
| 2439 | /* Use GC_CONSP, since we are called asynchronously. */ |
| 2440 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) |
| 2441 | { |
| 2442 | Lisp_Object key = XCAR (keylist); |
| 2443 | |
| 2444 | /* Deleted entries get set to nil. */ |
| 2445 | if (!INTEGERP (key)) |
| 2446 | continue; |
| 2447 | |
| 2448 | RegisterHotKey (hwnd, HOTKEY_ID (key), |
| 2449 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); |
| 2450 | } |
| 2451 | } |
| 2452 | |
| 2453 | static void |
| 2454 | unregister_hot_keys (hwnd) |
| 2455 | HWND hwnd; |
| 2456 | { |
| 2457 | Lisp_Object keylist; |
| 2458 | |
| 2459 | /* Use GC_CONSP, since we are called asynchronously. */ |
| 2460 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) |
| 2461 | { |
| 2462 | Lisp_Object key = XCAR (keylist); |
| 2463 | |
| 2464 | if (!INTEGERP (key)) |
| 2465 | continue; |
| 2466 | |
| 2467 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); |
| 2468 | } |
| 2469 | } |
| 2470 | |
| 2471 | /* Main message dispatch loop. */ |
| 2472 | |
| 2473 | static void |
| 2474 | w32_msg_pump (deferred_msg * msg_buf) |
| 2475 | { |
| 2476 | MSG msg; |
| 2477 | int result; |
| 2478 | HWND focus_window; |
| 2479 | |
| 2480 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); |
| 2481 | |
| 2482 | while (GetMessage (&msg, NULL, 0, 0)) |
| 2483 | { |
| 2484 | if (msg.hwnd == NULL) |
| 2485 | { |
| 2486 | switch (msg.message) |
| 2487 | { |
| 2488 | case WM_NULL: |
| 2489 | /* Produced by complete_deferred_msg; just ignore. */ |
| 2490 | break; |
| 2491 | case WM_EMACS_CREATEWINDOW: |
| 2492 | w32_createwindow ((struct frame *) msg.wParam); |
| 2493 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
| 2494 | abort (); |
| 2495 | break; |
| 2496 | case WM_EMACS_SETLOCALE: |
| 2497 | SetThreadLocale (msg.wParam); |
| 2498 | /* Reply is not expected. */ |
| 2499 | break; |
| 2500 | case WM_EMACS_SETKEYBOARDLAYOUT: |
| 2501 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); |
| 2502 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, |
| 2503 | result, 0)) |
| 2504 | abort (); |
| 2505 | break; |
| 2506 | case WM_EMACS_REGISTER_HOT_KEY: |
| 2507 | focus_window = GetFocus (); |
| 2508 | if (focus_window != NULL) |
| 2509 | RegisterHotKey (focus_window, |
| 2510 | RAW_HOTKEY_ID (msg.wParam), |
| 2511 | RAW_HOTKEY_MODIFIERS (msg.wParam), |
| 2512 | RAW_HOTKEY_VK_CODE (msg.wParam)); |
| 2513 | /* Reply is not expected. */ |
| 2514 | break; |
| 2515 | case WM_EMACS_UNREGISTER_HOT_KEY: |
| 2516 | focus_window = GetFocus (); |
| 2517 | if (focus_window != NULL) |
| 2518 | UnregisterHotKey (focus_window, RAW_HOTKEY_ID (msg.wParam)); |
| 2519 | /* Mark item as erased. NB: this code must be |
| 2520 | thread-safe. The next line is okay because the cons |
| 2521 | cell is never made into garbage and is not relocated by |
| 2522 | GC. */ |
| 2523 | XSETCAR ((Lisp_Object) ((EMACS_INT) msg.lParam), Qnil); |
| 2524 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
| 2525 | abort (); |
| 2526 | break; |
| 2527 | case WM_EMACS_TOGGLE_LOCK_KEY: |
| 2528 | { |
| 2529 | int vk_code = (int) msg.wParam; |
| 2530 | int cur_state = (GetKeyState (vk_code) & 1); |
| 2531 | Lisp_Object new_state = (Lisp_Object) ((EMACS_INT) msg.lParam); |
| 2532 | |
| 2533 | /* NB: This code must be thread-safe. It is safe to |
| 2534 | call NILP because symbols are not relocated by GC, |
| 2535 | and pointer here is not touched by GC (so the markbit |
| 2536 | can't be set). Numbers are safe because they are |
| 2537 | immediate values. */ |
| 2538 | if (NILP (new_state) |
| 2539 | || (NUMBERP (new_state) |
| 2540 | && ((XUINT (new_state)) & 1) != cur_state)) |
| 2541 | { |
| 2542 | one_w32_display_info.faked_key = vk_code; |
| 2543 | |
| 2544 | keybd_event ((BYTE) vk_code, |
| 2545 | (BYTE) MapVirtualKey (vk_code, 0), |
| 2546 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); |
| 2547 | keybd_event ((BYTE) vk_code, |
| 2548 | (BYTE) MapVirtualKey (vk_code, 0), |
| 2549 | KEYEVENTF_EXTENDEDKEY | 0, 0); |
| 2550 | keybd_event ((BYTE) vk_code, |
| 2551 | (BYTE) MapVirtualKey (vk_code, 0), |
| 2552 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); |
| 2553 | cur_state = !cur_state; |
| 2554 | } |
| 2555 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, |
| 2556 | cur_state, 0)) |
| 2557 | abort (); |
| 2558 | } |
| 2559 | break; |
| 2560 | default: |
| 2561 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
| 2562 | } |
| 2563 | } |
| 2564 | else |
| 2565 | { |
| 2566 | DispatchMessage (&msg); |
| 2567 | } |
| 2568 | |
| 2569 | /* Exit nested loop when our deferred message has completed. */ |
| 2570 | if (msg_buf->completed) |
| 2571 | break; |
| 2572 | } |
| 2573 | } |
| 2574 | |
| 2575 | deferred_msg * deferred_msg_head; |
| 2576 | |
| 2577 | static deferred_msg * |
| 2578 | find_deferred_msg (HWND hwnd, UINT msg) |
| 2579 | { |
| 2580 | deferred_msg * item; |
| 2581 | |
| 2582 | /* Don't actually need synchronization for read access, since |
| 2583 | modification of single pointer is always atomic. */ |
| 2584 | /* enter_crit (); */ |
| 2585 | |
| 2586 | for (item = deferred_msg_head; item != NULL; item = item->next) |
| 2587 | if (item->w32msg.msg.hwnd == hwnd |
| 2588 | && item->w32msg.msg.message == msg) |
| 2589 | break; |
| 2590 | |
| 2591 | /* leave_crit (); */ |
| 2592 | |
| 2593 | return item; |
| 2594 | } |
| 2595 | |
| 2596 | static LRESULT |
| 2597 | send_deferred_msg (deferred_msg * msg_buf, |
| 2598 | HWND hwnd, |
| 2599 | UINT msg, |
| 2600 | WPARAM wParam, |
| 2601 | LPARAM lParam) |
| 2602 | { |
| 2603 | /* Only input thread can send deferred messages. */ |
| 2604 | if (GetCurrentThreadId () != dwWindowsThreadId) |
| 2605 | abort (); |
| 2606 | |
| 2607 | /* It is an error to send a message that is already deferred. */ |
| 2608 | if (find_deferred_msg (hwnd, msg) != NULL) |
| 2609 | abort (); |
| 2610 | |
| 2611 | /* Enforced synchronization is not needed because this is the only |
| 2612 | function that alters deferred_msg_head, and the following critical |
| 2613 | section is guaranteed to only be serially reentered (since only the |
| 2614 | input thread can call us). */ |
| 2615 | |
| 2616 | /* enter_crit (); */ |
| 2617 | |
| 2618 | msg_buf->completed = 0; |
| 2619 | msg_buf->next = deferred_msg_head; |
| 2620 | deferred_msg_head = msg_buf; |
| 2621 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); |
| 2622 | |
| 2623 | /* leave_crit (); */ |
| 2624 | |
| 2625 | /* Start a new nested message loop to process other messages until |
| 2626 | this one is completed. */ |
| 2627 | w32_msg_pump (msg_buf); |
| 2628 | |
| 2629 | deferred_msg_head = msg_buf->next; |
| 2630 | |
| 2631 | return msg_buf->result; |
| 2632 | } |
| 2633 | |
| 2634 | void |
| 2635 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) |
| 2636 | { |
| 2637 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); |
| 2638 | |
| 2639 | if (msg_buf == NULL) |
| 2640 | /* Message may have been cancelled, so don't abort(). */ |
| 2641 | return; |
| 2642 | |
| 2643 | msg_buf->result = result; |
| 2644 | msg_buf->completed = 1; |
| 2645 | |
| 2646 | /* Ensure input thread is woken so it notices the completion. */ |
| 2647 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); |
| 2648 | } |
| 2649 | |
| 2650 | void |
| 2651 | cancel_all_deferred_msgs () |
| 2652 | { |
| 2653 | deferred_msg * item; |
| 2654 | |
| 2655 | /* Don't actually need synchronization for read access, since |
| 2656 | modification of single pointer is always atomic. */ |
| 2657 | /* enter_crit (); */ |
| 2658 | |
| 2659 | for (item = deferred_msg_head; item != NULL; item = item->next) |
| 2660 | { |
| 2661 | item->result = 0; |
| 2662 | item->completed = 1; |
| 2663 | } |
| 2664 | |
| 2665 | /* leave_crit (); */ |
| 2666 | |
| 2667 | /* Ensure input thread is woken so it notices the completion. */ |
| 2668 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); |
| 2669 | } |
| 2670 | |
| 2671 | DWORD |
| 2672 | w32_msg_worker (dw) |
| 2673 | DWORD dw; |
| 2674 | { |
| 2675 | MSG msg; |
| 2676 | deferred_msg dummy_buf; |
| 2677 | |
| 2678 | /* Ensure our message queue is created */ |
| 2679 | |
| 2680 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); |
| 2681 | |
| 2682 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
| 2683 | abort (); |
| 2684 | |
| 2685 | memset (&dummy_buf, 0, sizeof (dummy_buf)); |
| 2686 | dummy_buf.w32msg.msg.hwnd = NULL; |
| 2687 | dummy_buf.w32msg.msg.message = WM_NULL; |
| 2688 | |
| 2689 | /* This is the inital message loop which should only exit when the |
| 2690 | application quits. */ |
| 2691 | w32_msg_pump (&dummy_buf); |
| 2692 | |
| 2693 | return 0; |
| 2694 | } |
| 2695 | |
| 2696 | static void |
| 2697 | post_character_message (hwnd, msg, wParam, lParam, modifiers) |
| 2698 | HWND hwnd; |
| 2699 | UINT msg; |
| 2700 | WPARAM wParam; |
| 2701 | LPARAM lParam; |
| 2702 | DWORD modifiers; |
| 2703 | |
| 2704 | { |
| 2705 | W32Msg wmsg; |
| 2706 | |
| 2707 | wmsg.dwModifiers = modifiers; |
| 2708 | |
| 2709 | /* Detect quit_char and set quit-flag directly. Note that we |
| 2710 | still need to post a message to ensure the main thread will be |
| 2711 | woken up if blocked in sys_select(), but we do NOT want to post |
| 2712 | the quit_char message itself (because it will usually be as if |
| 2713 | the user had typed quit_char twice). Instead, we post a dummy |
| 2714 | message that has no particular effect. */ |
| 2715 | { |
| 2716 | int c = wParam; |
| 2717 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) |
| 2718 | c = make_ctrl_char (c) & 0377; |
| 2719 | if (c == quit_char |
| 2720 | || (wmsg.dwModifiers == 0 && |
| 2721 | w32_quit_key && wParam == w32_quit_key)) |
| 2722 | { |
| 2723 | Vquit_flag = Qt; |
| 2724 | |
| 2725 | /* The choice of message is somewhat arbitrary, as long as |
| 2726 | the main thread handler just ignores it. */ |
| 2727 | msg = WM_NULL; |
| 2728 | |
| 2729 | /* Interrupt any blocking system calls. */ |
| 2730 | signal_quit (); |
| 2731 | |
| 2732 | /* As a safety precaution, forcibly complete any deferred |
| 2733 | messages. This is a kludge, but I don't see any particularly |
| 2734 | clean way to handle the situation where a deferred message is |
| 2735 | "dropped" in the lisp thread, and will thus never be |
| 2736 | completed, eg. by the user trying to activate the menubar |
| 2737 | when the lisp thread is busy, and then typing C-g when the |
| 2738 | menubar doesn't open promptly (with the result that the |
| 2739 | menubar never responds at all because the deferred |
| 2740 | WM_INITMENU message is never completed). Another problem |
| 2741 | situation is when the lisp thread calls SendMessage (to send |
| 2742 | a window manager command) when a message has been deferred; |
| 2743 | the lisp thread gets blocked indefinitely waiting for the |
| 2744 | deferred message to be completed, which itself is waiting for |
| 2745 | the lisp thread to respond. |
| 2746 | |
| 2747 | Note that we don't want to block the input thread waiting for |
| 2748 | a reponse from the lisp thread (although that would at least |
| 2749 | solve the deadlock problem above), because we want to be able |
| 2750 | to receive C-g to interrupt the lisp thread. */ |
| 2751 | cancel_all_deferred_msgs (); |
| 2752 | } |
| 2753 | } |
| 2754 | |
| 2755 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 2756 | } |
| 2757 | |
| 2758 | /* Main window procedure */ |
| 2759 | |
| 2760 | LRESULT CALLBACK |
| 2761 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
| 2762 | HWND hwnd; |
| 2763 | UINT msg; |
| 2764 | WPARAM wParam; |
| 2765 | LPARAM lParam; |
| 2766 | { |
| 2767 | struct frame *f; |
| 2768 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
| 2769 | W32Msg wmsg; |
| 2770 | int windows_translate; |
| 2771 | int key; |
| 2772 | |
| 2773 | /* Note that it is okay to call x_window_to_frame, even though we are |
| 2774 | not running in the main lisp thread, because frame deletion |
| 2775 | requires the lisp thread to synchronize with this thread. Thus, if |
| 2776 | a frame struct is returned, it can be used without concern that the |
| 2777 | lisp thread might make it disappear while we are using it. |
| 2778 | |
| 2779 | NB. Walking the frame list in this thread is safe (as long as |
| 2780 | writes of Lisp_Object slots are atomic, which they are on Windows). |
| 2781 | Although delete-frame can destructively modify the frame list while |
| 2782 | we are walking it, a garbage collection cannot occur until after |
| 2783 | delete-frame has synchronized with this thread. |
| 2784 | |
| 2785 | It is also safe to use functions that make GDI calls, such as |
| 2786 | w32_clear_rect, because these functions must obtain a DC handle |
| 2787 | from the frame struct using get_frame_dc which is thread-aware. */ |
| 2788 | |
| 2789 | switch (msg) |
| 2790 | { |
| 2791 | case WM_ERASEBKGND: |
| 2792 | f = x_window_to_frame (dpyinfo, hwnd); |
| 2793 | if (f) |
| 2794 | { |
| 2795 | HDC hdc = get_frame_dc (f); |
| 2796 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
| 2797 | w32_clear_rect (f, hdc, &wmsg.rect); |
| 2798 | release_frame_dc (f, hdc); |
| 2799 | |
| 2800 | #if defined (W32_DEBUG_DISPLAY) |
| 2801 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
| 2802 | f, |
| 2803 | wmsg.rect.left, wmsg.rect.top, |
| 2804 | wmsg.rect.right, wmsg.rect.bottom)); |
| 2805 | #endif /* W32_DEBUG_DISPLAY */ |
| 2806 | } |
| 2807 | return 1; |
| 2808 | case WM_PALETTECHANGED: |
| 2809 | /* ignore our own changes */ |
| 2810 | if ((HWND)wParam != hwnd) |
| 2811 | { |
| 2812 | f = x_window_to_frame (dpyinfo, hwnd); |
| 2813 | if (f) |
| 2814 | /* get_frame_dc will realize our palette and force all |
| 2815 | frames to be redrawn if needed. */ |
| 2816 | release_frame_dc (f, get_frame_dc (f)); |
| 2817 | } |
| 2818 | return 0; |
| 2819 | case WM_PAINT: |
| 2820 | { |
| 2821 | PAINTSTRUCT paintStruct; |
| 2822 | RECT update_rect; |
| 2823 | bzero (&update_rect, sizeof (update_rect)); |
| 2824 | |
| 2825 | f = x_window_to_frame (dpyinfo, hwnd); |
| 2826 | if (f == 0) |
| 2827 | { |
| 2828 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); |
| 2829 | return 0; |
| 2830 | } |
| 2831 | |
| 2832 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
| 2833 | fails. Apparently this can happen under some |
| 2834 | circumstances. */ |
| 2835 | if (GetUpdateRect (hwnd, &update_rect, FALSE) || !w32_strict_painting) |
| 2836 | { |
| 2837 | enter_crit (); |
| 2838 | BeginPaint (hwnd, &paintStruct); |
| 2839 | |
| 2840 | /* The rectangles returned by GetUpdateRect and BeginPaint |
| 2841 | do not always match. Play it safe by assuming both areas |
| 2842 | are invalid. */ |
| 2843 | UnionRect (&(wmsg.rect), &update_rect, &(paintStruct.rcPaint)); |
| 2844 | |
| 2845 | #if defined (W32_DEBUG_DISPLAY) |
| 2846 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
| 2847 | f, |
| 2848 | wmsg.rect.left, wmsg.rect.top, |
| 2849 | wmsg.rect.right, wmsg.rect.bottom)); |
| 2850 | DebPrint ((" [update region is %d,%d-%d,%d]\n", |
| 2851 | update_rect.left, update_rect.top, |
| 2852 | update_rect.right, update_rect.bottom)); |
| 2853 | #endif |
| 2854 | EndPaint (hwnd, &paintStruct); |
| 2855 | leave_crit (); |
| 2856 | |
| 2857 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 2858 | |
| 2859 | return 0; |
| 2860 | } |
| 2861 | |
| 2862 | /* If GetUpdateRect returns 0 (meaning there is no update |
| 2863 | region), assume the whole window needs to be repainted. */ |
| 2864 | GetClientRect(hwnd, &wmsg.rect); |
| 2865 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 2866 | return 0; |
| 2867 | } |
| 2868 | |
| 2869 | case WM_INPUTLANGCHANGE: |
| 2870 | /* Inform lisp thread of keyboard layout changes. */ |
| 2871 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 2872 | |
| 2873 | /* Clear dead keys in the keyboard state; for simplicity only |
| 2874 | preserve modifier key states. */ |
| 2875 | { |
| 2876 | int i; |
| 2877 | BYTE keystate[256]; |
| 2878 | |
| 2879 | GetKeyboardState (keystate); |
| 2880 | for (i = 0; i < 256; i++) |
| 2881 | if (1 |
| 2882 | && i != VK_SHIFT |
| 2883 | && i != VK_LSHIFT |
| 2884 | && i != VK_RSHIFT |
| 2885 | && i != VK_CAPITAL |
| 2886 | && i != VK_NUMLOCK |
| 2887 | && i != VK_SCROLL |
| 2888 | && i != VK_CONTROL |
| 2889 | && i != VK_LCONTROL |
| 2890 | && i != VK_RCONTROL |
| 2891 | && i != VK_MENU |
| 2892 | && i != VK_LMENU |
| 2893 | && i != VK_RMENU |
| 2894 | && i != VK_LWIN |
| 2895 | && i != VK_RWIN) |
| 2896 | keystate[i] = 0; |
| 2897 | SetKeyboardState (keystate); |
| 2898 | } |
| 2899 | goto dflt; |
| 2900 | |
| 2901 | case WM_HOTKEY: |
| 2902 | /* Synchronize hot keys with normal input. */ |
| 2903 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); |
| 2904 | return (0); |
| 2905 | |
| 2906 | case WM_KEYUP: |
| 2907 | case WM_SYSKEYUP: |
| 2908 | record_keyup (wParam, lParam); |
| 2909 | goto dflt; |
| 2910 | |
| 2911 | case WM_KEYDOWN: |
| 2912 | case WM_SYSKEYDOWN: |
| 2913 | /* Ignore keystrokes we fake ourself; see below. */ |
| 2914 | if (dpyinfo->faked_key == wParam) |
| 2915 | { |
| 2916 | dpyinfo->faked_key = 0; |
| 2917 | /* Make sure TranslateMessage sees them though (as long as |
| 2918 | they don't produce WM_CHAR messages). This ensures that |
| 2919 | indicator lights are toggled promptly on Windows 9x, for |
| 2920 | example. */ |
| 2921 | if (lispy_function_keys[wParam] != 0) |
| 2922 | { |
| 2923 | windows_translate = 1; |
| 2924 | goto translate; |
| 2925 | } |
| 2926 | return 0; |
| 2927 | } |
| 2928 | |
| 2929 | /* Synchronize modifiers with current keystroke. */ |
| 2930 | sync_modifiers (); |
| 2931 | record_keydown (wParam, lParam); |
| 2932 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
| 2933 | |
| 2934 | windows_translate = 0; |
| 2935 | |
| 2936 | switch (wParam) |
| 2937 | { |
| 2938 | case VK_LWIN: |
| 2939 | if (NILP (Vw32_pass_lwindow_to_system)) |
| 2940 | { |
| 2941 | /* Prevent system from acting on keyup (which opens the |
| 2942 | Start menu if no other key was pressed) by simulating a |
| 2943 | press of Space which we will ignore. */ |
| 2944 | if (GetAsyncKeyState (wParam) & 1) |
| 2945 | { |
| 2946 | if (NUMBERP (Vw32_phantom_key_code)) |
| 2947 | key = XUINT (Vw32_phantom_key_code) & 255; |
| 2948 | else |
| 2949 | key = VK_SPACE; |
| 2950 | dpyinfo->faked_key = key; |
| 2951 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); |
| 2952 | } |
| 2953 | } |
| 2954 | if (!NILP (Vw32_lwindow_modifier)) |
| 2955 | return 0; |
| 2956 | break; |
| 2957 | case VK_RWIN: |
| 2958 | if (NILP (Vw32_pass_rwindow_to_system)) |
| 2959 | { |
| 2960 | if (GetAsyncKeyState (wParam) & 1) |
| 2961 | { |
| 2962 | if (NUMBERP (Vw32_phantom_key_code)) |
| 2963 | key = XUINT (Vw32_phantom_key_code) & 255; |
| 2964 | else |
| 2965 | key = VK_SPACE; |
| 2966 | dpyinfo->faked_key = key; |
| 2967 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); |
| 2968 | } |
| 2969 | } |
| 2970 | if (!NILP (Vw32_rwindow_modifier)) |
| 2971 | return 0; |
| 2972 | break; |
| 2973 | case VK_APPS: |
| 2974 | if (!NILP (Vw32_apps_modifier)) |
| 2975 | return 0; |
| 2976 | break; |
| 2977 | case VK_MENU: |
| 2978 | if (NILP (Vw32_pass_alt_to_system)) |
| 2979 | /* Prevent DefWindowProc from activating the menu bar if an |
| 2980 | Alt key is pressed and released by itself. */ |
| 2981 | return 0; |
| 2982 | windows_translate = 1; |
| 2983 | break; |
| 2984 | case VK_CAPITAL: |
| 2985 | /* Decide whether to treat as modifier or function key. */ |
| 2986 | if (NILP (Vw32_enable_caps_lock)) |
| 2987 | goto disable_lock_key; |
| 2988 | windows_translate = 1; |
| 2989 | break; |
| 2990 | case VK_NUMLOCK: |
| 2991 | /* Decide whether to treat as modifier or function key. */ |
| 2992 | if (NILP (Vw32_enable_num_lock)) |
| 2993 | goto disable_lock_key; |
| 2994 | windows_translate = 1; |
| 2995 | break; |
| 2996 | case VK_SCROLL: |
| 2997 | /* Decide whether to treat as modifier or function key. */ |
| 2998 | if (NILP (Vw32_scroll_lock_modifier)) |
| 2999 | goto disable_lock_key; |
| 3000 | windows_translate = 1; |
| 3001 | break; |
| 3002 | disable_lock_key: |
| 3003 | /* Ensure the appropriate lock key state (and indicator light) |
| 3004 | remains in the same state. We do this by faking another |
| 3005 | press of the relevant key. Apparently, this really is the |
| 3006 | only way to toggle the state of the indicator lights. */ |
| 3007 | dpyinfo->faked_key = wParam; |
| 3008 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), |
| 3009 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); |
| 3010 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), |
| 3011 | KEYEVENTF_EXTENDEDKEY | 0, 0); |
| 3012 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), |
| 3013 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); |
| 3014 | /* Ensure indicator lights are updated promptly on Windows 9x |
| 3015 | (TranslateMessage apparently does this), after forwarding |
| 3016 | input event. */ |
| 3017 | post_character_message (hwnd, msg, wParam, lParam, |
| 3018 | w32_get_key_modifiers (wParam, lParam)); |
| 3019 | windows_translate = 1; |
| 3020 | break; |
| 3021 | case VK_CONTROL: |
| 3022 | case VK_SHIFT: |
| 3023 | case VK_PROCESSKEY: /* Generated by IME. */ |
| 3024 | windows_translate = 1; |
| 3025 | break; |
| 3026 | case VK_CANCEL: |
| 3027 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, |
| 3028 | which is confusing for purposes of key binding; convert |
| 3029 | VK_CANCEL events into VK_PAUSE events. */ |
| 3030 | wParam = VK_PAUSE; |
| 3031 | break; |
| 3032 | case VK_PAUSE: |
| 3033 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing |
| 3034 | for purposes of key binding; convert these back into |
| 3035 | VK_NUMLOCK events, at least when we want to see NumLock key |
| 3036 | presses. (Note that there is never any possibility that |
| 3037 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ |
| 3038 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) |
| 3039 | wParam = VK_NUMLOCK; |
| 3040 | break; |
| 3041 | default: |
| 3042 | /* If not defined as a function key, change it to a WM_CHAR message. */ |
| 3043 | if (lispy_function_keys[wParam] == 0) |
| 3044 | { |
| 3045 | DWORD modifiers = construct_console_modifiers (); |
| 3046 | |
| 3047 | if (!NILP (Vw32_recognize_altgr) |
| 3048 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) |
| 3049 | { |
| 3050 | /* Always let TranslateMessage handle AltGr key chords; |
| 3051 | for some reason, ToAscii doesn't always process AltGr |
| 3052 | chords correctly. */ |
| 3053 | windows_translate = 1; |
| 3054 | } |
| 3055 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
| 3056 | { |
| 3057 | /* Handle key chords including any modifiers other |
| 3058 | than shift directly, in order to preserve as much |
| 3059 | modifier information as possible. */ |
| 3060 | if ('A' <= wParam && wParam <= 'Z') |
| 3061 | { |
| 3062 | /* Don't translate modified alphabetic keystrokes, |
| 3063 | so the user doesn't need to constantly switch |
| 3064 | layout to type control or meta keystrokes when |
| 3065 | the normal layout translates alphabetic |
| 3066 | characters to non-ascii characters. */ |
| 3067 | if (!modifier_set (VK_SHIFT)) |
| 3068 | wParam += ('a' - 'A'); |
| 3069 | msg = WM_CHAR; |
| 3070 | } |
| 3071 | else |
| 3072 | { |
| 3073 | /* Try to handle other keystrokes by determining the |
| 3074 | base character (ie. translating the base key plus |
| 3075 | shift modifier). */ |
| 3076 | int add; |
| 3077 | int isdead = 0; |
| 3078 | KEY_EVENT_RECORD key; |
| 3079 | |
| 3080 | key.bKeyDown = TRUE; |
| 3081 | key.wRepeatCount = 1; |
| 3082 | key.wVirtualKeyCode = wParam; |
| 3083 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; |
| 3084 | key.uChar.AsciiChar = 0; |
| 3085 | key.dwControlKeyState = modifiers; |
| 3086 | |
| 3087 | add = w32_kbd_patch_key (&key); |
| 3088 | /* 0 means an unrecognised keycode, negative means |
| 3089 | dead key. Ignore both. */ |
| 3090 | while (--add >= 0) |
| 3091 | { |
| 3092 | /* Forward asciified character sequence. */ |
| 3093 | post_character_message |
| 3094 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, |
| 3095 | w32_get_key_modifiers (wParam, lParam)); |
| 3096 | w32_kbd_patch_key (&key); |
| 3097 | } |
| 3098 | return 0; |
| 3099 | } |
| 3100 | } |
| 3101 | else |
| 3102 | { |
| 3103 | /* Let TranslateMessage handle everything else. */ |
| 3104 | windows_translate = 1; |
| 3105 | } |
| 3106 | } |
| 3107 | } |
| 3108 | |
| 3109 | translate: |
| 3110 | if (windows_translate) |
| 3111 | { |
| 3112 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
| 3113 | |
| 3114 | windows_msg.time = GetMessageTime (); |
| 3115 | TranslateMessage (&windows_msg); |
| 3116 | goto dflt; |
| 3117 | } |
| 3118 | |
| 3119 | /* Fall through */ |
| 3120 | |
| 3121 | case WM_SYSCHAR: |
| 3122 | case WM_CHAR: |
| 3123 | post_character_message (hwnd, msg, wParam, lParam, |
| 3124 | w32_get_key_modifiers (wParam, lParam)); |
| 3125 | break; |
| 3126 | |
| 3127 | /* Simulate middle mouse button events when left and right buttons |
| 3128 | are used together, but only if user has two button mouse. */ |
| 3129 | case WM_LBUTTONDOWN: |
| 3130 | case WM_RBUTTONDOWN: |
| 3131 | if (w32_num_mouse_buttons > 2) |
| 3132 | goto handle_plain_button; |
| 3133 | |
| 3134 | { |
| 3135 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; |
| 3136 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; |
| 3137 | |
| 3138 | if (button_state & this) |
| 3139 | return 0; |
| 3140 | |
| 3141 | if (button_state == 0) |
| 3142 | SetCapture (hwnd); |
| 3143 | |
| 3144 | button_state |= this; |
| 3145 | |
| 3146 | if (button_state & other) |
| 3147 | { |
| 3148 | if (mouse_button_timer) |
| 3149 | { |
| 3150 | KillTimer (hwnd, mouse_button_timer); |
| 3151 | mouse_button_timer = 0; |
| 3152 | |
| 3153 | /* Generate middle mouse event instead. */ |
| 3154 | msg = WM_MBUTTONDOWN; |
| 3155 | button_state |= MMOUSE; |
| 3156 | } |
| 3157 | else if (button_state & MMOUSE) |
| 3158 | { |
| 3159 | /* Ignore button event if we've already generated a |
| 3160 | middle mouse down event. This happens if the |
| 3161 | user releases and press one of the two buttons |
| 3162 | after we've faked a middle mouse event. */ |
| 3163 | return 0; |
| 3164 | } |
| 3165 | else |
| 3166 | { |
| 3167 | /* Flush out saved message. */ |
| 3168 | post_msg (&saved_mouse_button_msg); |
| 3169 | } |
| 3170 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3171 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3172 | |
| 3173 | /* Clear message buffer. */ |
| 3174 | saved_mouse_button_msg.msg.hwnd = 0; |
| 3175 | } |
| 3176 | else |
| 3177 | { |
| 3178 | /* Hold onto message for now. */ |
| 3179 | mouse_button_timer = |
| 3180 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
| 3181 | w32_mouse_button_tolerance, NULL); |
| 3182 | saved_mouse_button_msg.msg.hwnd = hwnd; |
| 3183 | saved_mouse_button_msg.msg.message = msg; |
| 3184 | saved_mouse_button_msg.msg.wParam = wParam; |
| 3185 | saved_mouse_button_msg.msg.lParam = lParam; |
| 3186 | saved_mouse_button_msg.msg.time = GetMessageTime (); |
| 3187 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
| 3188 | } |
| 3189 | } |
| 3190 | return 0; |
| 3191 | |
| 3192 | case WM_LBUTTONUP: |
| 3193 | case WM_RBUTTONUP: |
| 3194 | if (w32_num_mouse_buttons > 2) |
| 3195 | goto handle_plain_button; |
| 3196 | |
| 3197 | { |
| 3198 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; |
| 3199 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; |
| 3200 | |
| 3201 | if ((button_state & this) == 0) |
| 3202 | return 0; |
| 3203 | |
| 3204 | button_state &= ~this; |
| 3205 | |
| 3206 | if (button_state & MMOUSE) |
| 3207 | { |
| 3208 | /* Only generate event when second button is released. */ |
| 3209 | if ((button_state & other) == 0) |
| 3210 | { |
| 3211 | msg = WM_MBUTTONUP; |
| 3212 | button_state &= ~MMOUSE; |
| 3213 | |
| 3214 | if (button_state) abort (); |
| 3215 | } |
| 3216 | else |
| 3217 | return 0; |
| 3218 | } |
| 3219 | else |
| 3220 | { |
| 3221 | /* Flush out saved message if necessary. */ |
| 3222 | if (saved_mouse_button_msg.msg.hwnd) |
| 3223 | { |
| 3224 | post_msg (&saved_mouse_button_msg); |
| 3225 | } |
| 3226 | } |
| 3227 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3228 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3229 | |
| 3230 | /* Always clear message buffer and cancel timer. */ |
| 3231 | saved_mouse_button_msg.msg.hwnd = 0; |
| 3232 | KillTimer (hwnd, mouse_button_timer); |
| 3233 | mouse_button_timer = 0; |
| 3234 | |
| 3235 | if (button_state == 0) |
| 3236 | ReleaseCapture (); |
| 3237 | } |
| 3238 | return 0; |
| 3239 | |
| 3240 | case WM_XBUTTONDOWN: |
| 3241 | case WM_XBUTTONUP: |
| 3242 | if (w32_pass_extra_mouse_buttons_to_system) |
| 3243 | goto dflt; |
| 3244 | /* else fall through and process them. */ |
| 3245 | case WM_MBUTTONDOWN: |
| 3246 | case WM_MBUTTONUP: |
| 3247 | handle_plain_button: |
| 3248 | { |
| 3249 | BOOL up; |
| 3250 | int button; |
| 3251 | |
| 3252 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
| 3253 | { |
| 3254 | if (up) ReleaseCapture (); |
| 3255 | else SetCapture (hwnd); |
| 3256 | button = (button == 0) ? LMOUSE : |
| 3257 | ((button == 1) ? MMOUSE : RMOUSE); |
| 3258 | if (up) |
| 3259 | button_state &= ~button; |
| 3260 | else |
| 3261 | button_state |= button; |
| 3262 | } |
| 3263 | } |
| 3264 | |
| 3265 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3266 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3267 | |
| 3268 | /* Need to return true for XBUTTON messages, false for others, |
| 3269 | to indicate that we processed the message. */ |
| 3270 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); |
| 3271 | |
| 3272 | case WM_MOUSEMOVE: |
| 3273 | /* If the mouse has just moved into the frame, start tracking |
| 3274 | it, so we will be notified when it leaves the frame. Mouse |
| 3275 | tracking only works under W98 and NT4 and later. On earlier |
| 3276 | versions, there is no way of telling when the mouse leaves the |
| 3277 | frame, so we just have to put up with help-echo and mouse |
| 3278 | highlighting remaining while the frame is not active. */ |
| 3279 | if (track_mouse_event_fn && !track_mouse_window) |
| 3280 | { |
| 3281 | TRACKMOUSEEVENT tme; |
| 3282 | tme.cbSize = sizeof (tme); |
| 3283 | tme.dwFlags = TME_LEAVE; |
| 3284 | tme.hwndTrack = hwnd; |
| 3285 | |
| 3286 | track_mouse_event_fn (&tme); |
| 3287 | track_mouse_window = hwnd; |
| 3288 | } |
| 3289 | case WM_VSCROLL: |
| 3290 | if (w32_mouse_move_interval <= 0 |
| 3291 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
| 3292 | { |
| 3293 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3294 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3295 | return 0; |
| 3296 | } |
| 3297 | |
| 3298 | /* Hang onto mouse move and scroll messages for a bit, to avoid |
| 3299 | sending such events to Emacs faster than it can process them. |
| 3300 | If we get more events before the timer from the first message |
| 3301 | expires, we just replace the first message. */ |
| 3302 | |
| 3303 | if (saved_mouse_move_msg.msg.hwnd == 0) |
| 3304 | mouse_move_timer = |
| 3305 | SetTimer (hwnd, MOUSE_MOVE_ID, |
| 3306 | w32_mouse_move_interval, NULL); |
| 3307 | |
| 3308 | /* Hold onto message for now. */ |
| 3309 | saved_mouse_move_msg.msg.hwnd = hwnd; |
| 3310 | saved_mouse_move_msg.msg.message = msg; |
| 3311 | saved_mouse_move_msg.msg.wParam = wParam; |
| 3312 | saved_mouse_move_msg.msg.lParam = lParam; |
| 3313 | saved_mouse_move_msg.msg.time = GetMessageTime (); |
| 3314 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
| 3315 | |
| 3316 | return 0; |
| 3317 | |
| 3318 | case WM_MOUSEWHEEL: |
| 3319 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3320 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3321 | return 0; |
| 3322 | |
| 3323 | case WM_DROPFILES: |
| 3324 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3325 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3326 | return 0; |
| 3327 | |
| 3328 | case WM_TIMER: |
| 3329 | /* Flush out saved messages if necessary. */ |
| 3330 | if (wParam == mouse_button_timer) |
| 3331 | { |
| 3332 | if (saved_mouse_button_msg.msg.hwnd) |
| 3333 | { |
| 3334 | post_msg (&saved_mouse_button_msg); |
| 3335 | saved_mouse_button_msg.msg.hwnd = 0; |
| 3336 | } |
| 3337 | KillTimer (hwnd, mouse_button_timer); |
| 3338 | mouse_button_timer = 0; |
| 3339 | } |
| 3340 | else if (wParam == mouse_move_timer) |
| 3341 | { |
| 3342 | if (saved_mouse_move_msg.msg.hwnd) |
| 3343 | { |
| 3344 | post_msg (&saved_mouse_move_msg); |
| 3345 | saved_mouse_move_msg.msg.hwnd = 0; |
| 3346 | } |
| 3347 | KillTimer (hwnd, mouse_move_timer); |
| 3348 | mouse_move_timer = 0; |
| 3349 | } |
| 3350 | else if (wParam == menu_free_timer) |
| 3351 | { |
| 3352 | KillTimer (hwnd, menu_free_timer); |
| 3353 | menu_free_timer = 0; |
| 3354 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3355 | if (!f->output_data.w32->menu_command_in_progress) |
| 3356 | { |
| 3357 | /* Free memory used by owner-drawn and help-echo strings. */ |
| 3358 | w32_free_menu_strings (hwnd); |
| 3359 | f->output_data.w32->menubar_active = 0; |
| 3360 | } |
| 3361 | } |
| 3362 | return 0; |
| 3363 | |
| 3364 | case WM_NCACTIVATE: |
| 3365 | /* Windows doesn't send us focus messages when putting up and |
| 3366 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
| 3367 | The only indication we get that something happened is receiving |
| 3368 | this message afterwards. So this is a good time to reset our |
| 3369 | keyboard modifiers' state. */ |
| 3370 | reset_modifiers (); |
| 3371 | goto dflt; |
| 3372 | |
| 3373 | case WM_INITMENU: |
| 3374 | button_state = 0; |
| 3375 | ReleaseCapture (); |
| 3376 | /* We must ensure menu bar is fully constructed and up to date |
| 3377 | before allowing user interaction with it. To achieve this |
| 3378 | we send this message to the lisp thread and wait for a |
| 3379 | reply (whose value is not actually needed) to indicate that |
| 3380 | the menu bar is now ready for use, so we can now return. |
| 3381 | |
| 3382 | To remain responsive in the meantime, we enter a nested message |
| 3383 | loop that can process all other messages. |
| 3384 | |
| 3385 | However, we skip all this if the message results from calling |
| 3386 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp |
| 3387 | thread a message because it is blocked on us at this point. We |
| 3388 | set menubar_active before calling TrackPopupMenu to indicate |
| 3389 | this (there is no possibility of confusion with real menubar |
| 3390 | being active). */ |
| 3391 | |
| 3392 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3393 | if (f |
| 3394 | && (f->output_data.w32->menubar_active |
| 3395 | /* We can receive this message even in the absence of a |
| 3396 | menubar (ie. when the system menu is activated) - in this |
| 3397 | case we do NOT want to forward the message, otherwise it |
| 3398 | will cause the menubar to suddenly appear when the user |
| 3399 | had requested it to be turned off! */ |
| 3400 | || f->output_data.w32->menubar_widget == NULL)) |
| 3401 | return 0; |
| 3402 | |
| 3403 | { |
| 3404 | deferred_msg msg_buf; |
| 3405 | |
| 3406 | /* Detect if message has already been deferred; in this case |
| 3407 | we cannot return any sensible value to ignore this. */ |
| 3408 | if (find_deferred_msg (hwnd, msg) != NULL) |
| 3409 | abort (); |
| 3410 | |
| 3411 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); |
| 3412 | } |
| 3413 | |
| 3414 | case WM_EXITMENULOOP: |
| 3415 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3416 | |
| 3417 | /* If a menu command is not already in progress, check again |
| 3418 | after a short delay, since Windows often (always?) sends the |
| 3419 | WM_EXITMENULOOP before the corresponding WM_COMMAND message. */ |
| 3420 | if (f && !f->output_data.w32->menu_command_in_progress) |
| 3421 | menu_free_timer = SetTimer (hwnd, MENU_FREE_ID, MENU_FREE_DELAY, NULL); |
| 3422 | goto dflt; |
| 3423 | |
| 3424 | case WM_MENUSELECT: |
| 3425 | /* Direct handling of help_echo in menus. Should be safe now |
| 3426 | that we generate the help_echo by placing a help event in the |
| 3427 | keyboard buffer. */ |
| 3428 | { |
| 3429 | HMENU menu = (HMENU) lParam; |
| 3430 | UINT menu_item = (UINT) LOWORD (wParam); |
| 3431 | UINT flags = (UINT) HIWORD (wParam); |
| 3432 | |
| 3433 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
| 3434 | } |
| 3435 | return 0; |
| 3436 | |
| 3437 | case WM_MEASUREITEM: |
| 3438 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3439 | if (f) |
| 3440 | { |
| 3441 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; |
| 3442 | |
| 3443 | if (pMis->CtlType == ODT_MENU) |
| 3444 | { |
| 3445 | /* Work out dimensions for popup menu titles. */ |
| 3446 | char * title = (char *) pMis->itemData; |
| 3447 | HDC hdc = GetDC (hwnd); |
| 3448 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); |
| 3449 | LOGFONT menu_logfont; |
| 3450 | HFONT old_font; |
| 3451 | SIZE size; |
| 3452 | |
| 3453 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); |
| 3454 | menu_logfont.lfWeight = FW_BOLD; |
| 3455 | menu_font = CreateFontIndirect (&menu_logfont); |
| 3456 | old_font = SelectObject (hdc, menu_font); |
| 3457 | |
| 3458 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
| 3459 | if (title) |
| 3460 | { |
| 3461 | if (unicode_append_menu) |
| 3462 | GetTextExtentPoint32W (hdc, (WCHAR *) title, |
| 3463 | wcslen ((WCHAR *) title), |
| 3464 | &size); |
| 3465 | else |
| 3466 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); |
| 3467 | |
| 3468 | pMis->itemWidth = size.cx; |
| 3469 | if (pMis->itemHeight < size.cy) |
| 3470 | pMis->itemHeight = size.cy; |
| 3471 | } |
| 3472 | else |
| 3473 | pMis->itemWidth = 0; |
| 3474 | |
| 3475 | SelectObject (hdc, old_font); |
| 3476 | DeleteObject (menu_font); |
| 3477 | ReleaseDC (hwnd, hdc); |
| 3478 | return TRUE; |
| 3479 | } |
| 3480 | } |
| 3481 | return 0; |
| 3482 | |
| 3483 | case WM_DRAWITEM: |
| 3484 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3485 | if (f) |
| 3486 | { |
| 3487 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; |
| 3488 | |
| 3489 | if (pDis->CtlType == ODT_MENU) |
| 3490 | { |
| 3491 | /* Draw popup menu title. */ |
| 3492 | char * title = (char *) pDis->itemData; |
| 3493 | if (title) |
| 3494 | { |
| 3495 | HDC hdc = pDis->hDC; |
| 3496 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); |
| 3497 | LOGFONT menu_logfont; |
| 3498 | HFONT old_font; |
| 3499 | |
| 3500 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); |
| 3501 | menu_logfont.lfWeight = FW_BOLD; |
| 3502 | menu_font = CreateFontIndirect (&menu_logfont); |
| 3503 | old_font = SelectObject (hdc, menu_font); |
| 3504 | |
| 3505 | /* Always draw title as if not selected. */ |
| 3506 | if (unicode_append_menu) |
| 3507 | ExtTextOutW (hdc, |
| 3508 | pDis->rcItem.left |
| 3509 | + GetSystemMetrics (SM_CXMENUCHECK), |
| 3510 | pDis->rcItem.top, |
| 3511 | ETO_OPAQUE, &pDis->rcItem, |
| 3512 | (WCHAR *) title, |
| 3513 | wcslen ((WCHAR *) title), NULL); |
| 3514 | else |
| 3515 | ExtTextOut (hdc, |
| 3516 | pDis->rcItem.left |
| 3517 | + GetSystemMetrics (SM_CXMENUCHECK), |
| 3518 | pDis->rcItem.top, |
| 3519 | ETO_OPAQUE, &pDis->rcItem, |
| 3520 | title, strlen (title), NULL); |
| 3521 | |
| 3522 | SelectObject (hdc, old_font); |
| 3523 | DeleteObject (menu_font); |
| 3524 | } |
| 3525 | return TRUE; |
| 3526 | } |
| 3527 | } |
| 3528 | return 0; |
| 3529 | |
| 3530 | #if 0 |
| 3531 | /* Still not right - can't distinguish between clicks in the |
| 3532 | client area of the frame from clicks forwarded from the scroll |
| 3533 | bars - may have to hook WM_NCHITTEST to remember the mouse |
| 3534 | position and then check if it is in the client area ourselves. */ |
| 3535 | case WM_MOUSEACTIVATE: |
| 3536 | /* Discard the mouse click that activates a frame, allowing the |
| 3537 | user to click anywhere without changing point (or worse!). |
| 3538 | Don't eat mouse clicks on scrollbars though!! */ |
| 3539 | if (LOWORD (lParam) == HTCLIENT ) |
| 3540 | return MA_ACTIVATEANDEAT; |
| 3541 | goto dflt; |
| 3542 | #endif |
| 3543 | |
| 3544 | case WM_MOUSELEAVE: |
| 3545 | /* No longer tracking mouse. */ |
| 3546 | track_mouse_window = NULL; |
| 3547 | |
| 3548 | case WM_ACTIVATEAPP: |
| 3549 | case WM_ACTIVATE: |
| 3550 | case WM_WINDOWPOSCHANGED: |
| 3551 | case WM_SHOWWINDOW: |
| 3552 | /* Inform lisp thread that a frame might have just been obscured |
| 3553 | or exposed, so should recheck visibility of all frames. */ |
| 3554 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3555 | goto dflt; |
| 3556 | |
| 3557 | case WM_SETFOCUS: |
| 3558 | dpyinfo->faked_key = 0; |
| 3559 | reset_modifiers (); |
| 3560 | register_hot_keys (hwnd); |
| 3561 | goto command; |
| 3562 | case WM_KILLFOCUS: |
| 3563 | unregister_hot_keys (hwnd); |
| 3564 | button_state = 0; |
| 3565 | ReleaseCapture (); |
| 3566 | /* Relinquish the system caret. */ |
| 3567 | if (w32_system_caret_hwnd) |
| 3568 | { |
| 3569 | w32_visible_system_caret_hwnd = NULL; |
| 3570 | w32_system_caret_hwnd = NULL; |
| 3571 | DestroyCaret (); |
| 3572 | } |
| 3573 | goto command; |
| 3574 | case WM_COMMAND: |
| 3575 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3576 | if (f && HIWORD (wParam) == 0) |
| 3577 | { |
| 3578 | f->output_data.w32->menu_command_in_progress = 1; |
| 3579 | if (menu_free_timer) |
| 3580 | { |
| 3581 | KillTimer (hwnd, menu_free_timer); |
| 3582 | menu_free_timer = 0; |
| 3583 | } |
| 3584 | } |
| 3585 | case WM_MOVE: |
| 3586 | case WM_SIZE: |
| 3587 | command: |
| 3588 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3589 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3590 | goto dflt; |
| 3591 | |
| 3592 | case WM_CLOSE: |
| 3593 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3594 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3595 | return 0; |
| 3596 | |
| 3597 | case WM_WINDOWPOSCHANGING: |
| 3598 | /* Don't restrict the sizing of tip frames. */ |
| 3599 | if (hwnd == tip_window) |
| 3600 | return 0; |
| 3601 | { |
| 3602 | WINDOWPLACEMENT wp; |
| 3603 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; |
| 3604 | |
| 3605 | wp.length = sizeof (WINDOWPLACEMENT); |
| 3606 | GetWindowPlacement (hwnd, &wp); |
| 3607 | |
| 3608 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
| 3609 | { |
| 3610 | RECT rect; |
| 3611 | int wdiff; |
| 3612 | int hdiff; |
| 3613 | DWORD font_width; |
| 3614 | DWORD line_height; |
| 3615 | DWORD internal_border; |
| 3616 | DWORD scrollbar_extra; |
| 3617 | RECT wr; |
| 3618 | |
| 3619 | wp.length = sizeof(wp); |
| 3620 | GetWindowRect (hwnd, &wr); |
| 3621 | |
| 3622 | enter_crit (); |
| 3623 | |
| 3624 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
| 3625 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); |
| 3626 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); |
| 3627 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); |
| 3628 | |
| 3629 | leave_crit (); |
| 3630 | |
| 3631 | memset (&rect, 0, sizeof (rect)); |
| 3632 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), |
| 3633 | GetMenu (hwnd) != NULL); |
| 3634 | |
| 3635 | /* Force width and height of client area to be exact |
| 3636 | multiples of the character cell dimensions. */ |
| 3637 | wdiff = (lppos->cx - (rect.right - rect.left) |
| 3638 | - 2 * internal_border - scrollbar_extra) |
| 3639 | % font_width; |
| 3640 | hdiff = (lppos->cy - (rect.bottom - rect.top) |
| 3641 | - 2 * internal_border) |
| 3642 | % line_height; |
| 3643 | |
| 3644 | if (wdiff || hdiff) |
| 3645 | { |
| 3646 | /* For right/bottom sizing we can just fix the sizes. |
| 3647 | However for top/left sizing we will need to fix the X |
| 3648 | and Y positions as well. */ |
| 3649 | |
| 3650 | lppos->cx -= wdiff; |
| 3651 | lppos->cy -= hdiff; |
| 3652 | |
| 3653 | if (wp.showCmd != SW_SHOWMAXIMIZED |
| 3654 | && (lppos->flags & SWP_NOMOVE) == 0) |
| 3655 | { |
| 3656 | if (lppos->x != wr.left || lppos->y != wr.top) |
| 3657 | { |
| 3658 | lppos->x += wdiff; |
| 3659 | lppos->y += hdiff; |
| 3660 | } |
| 3661 | else |
| 3662 | { |
| 3663 | lppos->flags |= SWP_NOMOVE; |
| 3664 | } |
| 3665 | } |
| 3666 | |
| 3667 | return 0; |
| 3668 | } |
| 3669 | } |
| 3670 | } |
| 3671 | |
| 3672 | goto dflt; |
| 3673 | |
| 3674 | case WM_GETMINMAXINFO: |
| 3675 | /* Hack to correct bug that allows Emacs frames to be resized |
| 3676 | below the Minimum Tracking Size. */ |
| 3677 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; |
| 3678 | /* Hack to allow resizing the Emacs frame above the screen size. |
| 3679 | Note that Windows 9x limits coordinates to 16-bits. */ |
| 3680 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; |
| 3681 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; |
| 3682 | return 0; |
| 3683 | |
| 3684 | case WM_SETCURSOR: |
| 3685 | if (LOWORD (lParam) == HTCLIENT) |
| 3686 | return 0; |
| 3687 | |
| 3688 | goto dflt; |
| 3689 | |
| 3690 | case WM_EMACS_SETCURSOR: |
| 3691 | { |
| 3692 | Cursor cursor = (Cursor) wParam; |
| 3693 | if (cursor) |
| 3694 | SetCursor (cursor); |
| 3695 | return 0; |
| 3696 | } |
| 3697 | |
| 3698 | case WM_EMACS_CREATESCROLLBAR: |
| 3699 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, |
| 3700 | (struct scroll_bar *) lParam); |
| 3701 | |
| 3702 | case WM_EMACS_SHOWWINDOW: |
| 3703 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
| 3704 | |
| 3705 | case WM_EMACS_SETFOREGROUND: |
| 3706 | { |
| 3707 | HWND foreground_window; |
| 3708 | DWORD foreground_thread, retval; |
| 3709 | |
| 3710 | /* On NT 5.0, and apparently Windows 98, it is necessary to |
| 3711 | attach to the thread that currently has focus in order to |
| 3712 | pull the focus away from it. */ |
| 3713 | foreground_window = GetForegroundWindow (); |
| 3714 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); |
| 3715 | if (!foreground_window |
| 3716 | || foreground_thread == GetCurrentThreadId () |
| 3717 | || !AttachThreadInput (GetCurrentThreadId (), |
| 3718 | foreground_thread, TRUE)) |
| 3719 | foreground_thread = 0; |
| 3720 | |
| 3721 | retval = SetForegroundWindow ((HWND) wParam); |
| 3722 | |
| 3723 | /* Detach from the previous foreground thread. */ |
| 3724 | if (foreground_thread) |
| 3725 | AttachThreadInput (GetCurrentThreadId (), |
| 3726 | foreground_thread, FALSE); |
| 3727 | |
| 3728 | return retval; |
| 3729 | } |
| 3730 | |
| 3731 | case WM_EMACS_SETWINDOWPOS: |
| 3732 | { |
| 3733 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
| 3734 | return SetWindowPos (hwnd, pos->hwndInsertAfter, |
| 3735 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
| 3736 | } |
| 3737 | |
| 3738 | case WM_EMACS_DESTROYWINDOW: |
| 3739 | DragAcceptFiles ((HWND) wParam, FALSE); |
| 3740 | return DestroyWindow ((HWND) wParam); |
| 3741 | |
| 3742 | case WM_EMACS_HIDE_CARET: |
| 3743 | return HideCaret (hwnd); |
| 3744 | |
| 3745 | case WM_EMACS_SHOW_CARET: |
| 3746 | return ShowCaret (hwnd); |
| 3747 | |
| 3748 | case WM_EMACS_DESTROY_CARET: |
| 3749 | w32_system_caret_hwnd = NULL; |
| 3750 | w32_visible_system_caret_hwnd = NULL; |
| 3751 | return DestroyCaret (); |
| 3752 | |
| 3753 | case WM_EMACS_TRACK_CARET: |
| 3754 | /* If there is currently no system caret, create one. */ |
| 3755 | if (w32_system_caret_hwnd == NULL) |
| 3756 | { |
| 3757 | /* Use the default caret width, and avoid changing it |
| 3758 | unneccesarily, as it confuses screen reader software. */ |
| 3759 | w32_system_caret_hwnd = hwnd; |
| 3760 | CreateCaret (hwnd, NULL, 0, |
| 3761 | w32_system_caret_height); |
| 3762 | } |
| 3763 | |
| 3764 | if (!SetCaretPos (w32_system_caret_x, w32_system_caret_y)) |
| 3765 | return 0; |
| 3766 | /* Ensure visible caret gets turned on when requested. */ |
| 3767 | else if (w32_use_visible_system_caret |
| 3768 | && w32_visible_system_caret_hwnd != hwnd) |
| 3769 | { |
| 3770 | w32_visible_system_caret_hwnd = hwnd; |
| 3771 | return ShowCaret (hwnd); |
| 3772 | } |
| 3773 | /* Ensure visible caret gets turned off when requested. */ |
| 3774 | else if (!w32_use_visible_system_caret |
| 3775 | && w32_visible_system_caret_hwnd) |
| 3776 | { |
| 3777 | w32_visible_system_caret_hwnd = NULL; |
| 3778 | return HideCaret (hwnd); |
| 3779 | } |
| 3780 | else |
| 3781 | return 1; |
| 3782 | |
| 3783 | case WM_EMACS_TRACKPOPUPMENU: |
| 3784 | { |
| 3785 | UINT flags; |
| 3786 | POINT *pos; |
| 3787 | int retval; |
| 3788 | pos = (POINT *)lParam; |
| 3789 | flags = TPM_CENTERALIGN; |
| 3790 | if (button_state & LMOUSE) |
| 3791 | flags |= TPM_LEFTBUTTON; |
| 3792 | else if (button_state & RMOUSE) |
| 3793 | flags |= TPM_RIGHTBUTTON; |
| 3794 | |
| 3795 | /* Remember we did a SetCapture on the initial mouse down event, |
| 3796 | so for safety, we make sure the capture is cancelled now. */ |
| 3797 | ReleaseCapture (); |
| 3798 | button_state = 0; |
| 3799 | |
| 3800 | /* Use menubar_active to indicate that WM_INITMENU is from |
| 3801 | TrackPopupMenu below, and should be ignored. */ |
| 3802 | f = x_window_to_frame (dpyinfo, hwnd); |
| 3803 | if (f) |
| 3804 | f->output_data.w32->menubar_active = 1; |
| 3805 | |
| 3806 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, |
| 3807 | 0, hwnd, NULL)) |
| 3808 | { |
| 3809 | MSG amsg; |
| 3810 | /* Eat any mouse messages during popupmenu */ |
| 3811 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, |
| 3812 | PM_REMOVE)); |
| 3813 | /* Get the menu selection, if any */ |
| 3814 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) |
| 3815 | { |
| 3816 | retval = LOWORD (amsg.wParam); |
| 3817 | } |
| 3818 | else |
| 3819 | { |
| 3820 | retval = 0; |
| 3821 | } |
| 3822 | } |
| 3823 | else |
| 3824 | { |
| 3825 | retval = -1; |
| 3826 | } |
| 3827 | |
| 3828 | return retval; |
| 3829 | } |
| 3830 | |
| 3831 | default: |
| 3832 | /* Check for messages registered at runtime. */ |
| 3833 | if (msg == msh_mousewheel) |
| 3834 | { |
| 3835 | wmsg.dwModifiers = w32_get_modifiers (); |
| 3836 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
| 3837 | return 0; |
| 3838 | } |
| 3839 | |
| 3840 | dflt: |
| 3841 | return DefWindowProc (hwnd, msg, wParam, lParam); |
| 3842 | } |
| 3843 | |
| 3844 | |
| 3845 | /* The most common default return code for handled messages is 0. */ |
| 3846 | return 0; |
| 3847 | } |
| 3848 | |
| 3849 | void |
| 3850 | my_create_window (f) |
| 3851 | struct frame * f; |
| 3852 | { |
| 3853 | MSG msg; |
| 3854 | |
| 3855 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
| 3856 | abort (); |
| 3857 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
| 3858 | } |
| 3859 | |
| 3860 | |
| 3861 | /* Create a tooltip window. Unlike my_create_window, we do not do this |
| 3862 | indirectly via the Window thread, as we do not need to process Window |
| 3863 | messages for the tooltip. Creating tooltips indirectly also creates |
| 3864 | deadlocks when tooltips are created for menu items. */ |
| 3865 | void |
| 3866 | my_create_tip_window (f) |
| 3867 | struct frame *f; |
| 3868 | { |
| 3869 | RECT rect; |
| 3870 | |
| 3871 | rect.left = rect.top = 0; |
| 3872 | rect.right = FRAME_PIXEL_WIDTH (f); |
| 3873 | rect.bottom = FRAME_PIXEL_HEIGHT (f); |
| 3874 | |
| 3875 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
| 3876 | FRAME_EXTERNAL_MENU_BAR (f)); |
| 3877 | |
| 3878 | tip_window = FRAME_W32_WINDOW (f) |
| 3879 | = CreateWindow (EMACS_CLASS, |
| 3880 | f->namebuf, |
| 3881 | f->output_data.w32->dwStyle, |
| 3882 | f->left_pos, |
| 3883 | f->top_pos, |
| 3884 | rect.right - rect.left, |
| 3885 | rect.bottom - rect.top, |
| 3886 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
| 3887 | NULL, |
| 3888 | hinst, |
| 3889 | NULL); |
| 3890 | |
| 3891 | if (tip_window) |
| 3892 | { |
| 3893 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
| 3894 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); |
| 3895 | SetWindowLong (tip_window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); |
| 3896 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
| 3897 | |
| 3898 | /* Tip frames have no scrollbars. */ |
| 3899 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); |
| 3900 | |
| 3901 | /* Do this to discard the default setting specified by our parent. */ |
| 3902 | ShowWindow (tip_window, SW_HIDE); |
| 3903 | } |
| 3904 | } |
| 3905 | |
| 3906 | |
| 3907 | /* Create and set up the w32 window for frame F. */ |
| 3908 | |
| 3909 | static void |
| 3910 | w32_window (f, window_prompting, minibuffer_only) |
| 3911 | struct frame *f; |
| 3912 | long window_prompting; |
| 3913 | int minibuffer_only; |
| 3914 | { |
| 3915 | BLOCK_INPUT; |
| 3916 | |
| 3917 | /* Use the resource name as the top-level window name |
| 3918 | for looking up resources. Make a non-Lisp copy |
| 3919 | for the window manager, so GC relocation won't bother it. |
| 3920 | |
| 3921 | Elsewhere we specify the window name for the window manager. */ |
| 3922 | |
| 3923 | { |
| 3924 | char *str = (char *) SDATA (Vx_resource_name); |
| 3925 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
| 3926 | strcpy (f->namebuf, str); |
| 3927 | } |
| 3928 | |
| 3929 | my_create_window (f); |
| 3930 | |
| 3931 | validate_x_resource_name (); |
| 3932 | |
| 3933 | /* x_set_name normally ignores requests to set the name if the |
| 3934 | requested name is the same as the current name. This is the one |
| 3935 | place where that assumption isn't correct; f->name is set, but |
| 3936 | the server hasn't been told. */ |
| 3937 | { |
| 3938 | Lisp_Object name; |
| 3939 | int explicit = f->explicit_name; |
| 3940 | |
| 3941 | f->explicit_name = 0; |
| 3942 | name = f->name; |
| 3943 | f->name = Qnil; |
| 3944 | x_set_name (f, name, explicit); |
| 3945 | } |
| 3946 | |
| 3947 | UNBLOCK_INPUT; |
| 3948 | |
| 3949 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) |
| 3950 | initialize_frame_menubar (f); |
| 3951 | |
| 3952 | if (FRAME_W32_WINDOW (f) == 0) |
| 3953 | error ("Unable to create window"); |
| 3954 | } |
| 3955 | |
| 3956 | /* Handle the icon stuff for this window. Perhaps later we might |
| 3957 | want an x_set_icon_position which can be called interactively as |
| 3958 | well. */ |
| 3959 | |
| 3960 | static void |
| 3961 | x_icon (f, parms) |
| 3962 | struct frame *f; |
| 3963 | Lisp_Object parms; |
| 3964 | { |
| 3965 | Lisp_Object icon_x, icon_y; |
| 3966 | |
| 3967 | /* Set the position of the icon. Note that Windows 95 groups all |
| 3968 | icons in the tray. */ |
| 3969 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
| 3970 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); |
| 3971 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
| 3972 | { |
| 3973 | CHECK_NUMBER (icon_x); |
| 3974 | CHECK_NUMBER (icon_y); |
| 3975 | } |
| 3976 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
| 3977 | error ("Both left and top icon corners of icon must be specified"); |
| 3978 | |
| 3979 | BLOCK_INPUT; |
| 3980 | |
| 3981 | if (! EQ (icon_x, Qunbound)) |
| 3982 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); |
| 3983 | |
| 3984 | #if 0 /* TODO */ |
| 3985 | /* Start up iconic or window? */ |
| 3986 | x_wm_set_window_state |
| 3987 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
| 3988 | ? IconicState |
| 3989 | : NormalState)); |
| 3990 | |
| 3991 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
| 3992 | ? f->icon_name |
| 3993 | : f->name))); |
| 3994 | #endif |
| 3995 | |
| 3996 | UNBLOCK_INPUT; |
| 3997 | } |
| 3998 | |
| 3999 | |
| 4000 | static void |
| 4001 | x_make_gc (f) |
| 4002 | struct frame *f; |
| 4003 | { |
| 4004 | XGCValues gc_values; |
| 4005 | |
| 4006 | BLOCK_INPUT; |
| 4007 | |
| 4008 | /* Create the GC's of this frame. |
| 4009 | Note that many default values are used. */ |
| 4010 | |
| 4011 | /* Normal video */ |
| 4012 | gc_values.font = FRAME_FONT (f); |
| 4013 | |
| 4014 | /* Cursor has cursor-color background, background-color foreground. */ |
| 4015 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); |
| 4016 | gc_values.background = f->output_data.w32->cursor_pixel; |
| 4017 | f->output_data.w32->cursor_gc |
| 4018 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), |
| 4019 | (GCFont | GCForeground | GCBackground), |
| 4020 | &gc_values); |
| 4021 | |
| 4022 | /* Reliefs. */ |
| 4023 | f->output_data.w32->white_relief.gc = 0; |
| 4024 | f->output_data.w32->black_relief.gc = 0; |
| 4025 | |
| 4026 | UNBLOCK_INPUT; |
| 4027 | } |
| 4028 | |
| 4029 | |
| 4030 | /* Handler for signals raised during x_create_frame and |
| 4031 | x_create_top_frame. FRAME is the frame which is partially |
| 4032 | constructed. */ |
| 4033 | |
| 4034 | static Lisp_Object |
| 4035 | unwind_create_frame (frame) |
| 4036 | Lisp_Object frame; |
| 4037 | { |
| 4038 | struct frame *f = XFRAME (frame); |
| 4039 | |
| 4040 | /* If frame is ``official'', nothing to do. */ |
| 4041 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) |
| 4042 | { |
| 4043 | #ifdef GLYPH_DEBUG |
| 4044 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
| 4045 | #endif |
| 4046 | |
| 4047 | x_free_frame_resources (f); |
| 4048 | |
| 4049 | /* Check that reference counts are indeed correct. */ |
| 4050 | xassert (dpyinfo->reference_count == dpyinfo_refcount); |
| 4051 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); |
| 4052 | |
| 4053 | return Qt; |
| 4054 | } |
| 4055 | |
| 4056 | return Qnil; |
| 4057 | } |
| 4058 | |
| 4059 | |
| 4060 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
| 4061 | 1, 1, 0, |
| 4062 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
| 4063 | Returns an Emacs frame object. |
| 4064 | PARAMETERS is an alist of frame parameters. |
| 4065 | If the parameters specify that the frame should not have a minibuffer, |
| 4066 | and do not specify a specific minibuffer window to use, |
| 4067 | then `default-minibuffer-frame' must be a frame whose minibuffer can |
| 4068 | be shared by the new frame. |
| 4069 | |
| 4070 | This function is an internal primitive--use `make-frame' instead. */) |
| 4071 | (parameters) |
| 4072 | Lisp_Object parameters; |
| 4073 | { |
| 4074 | struct frame *f; |
| 4075 | Lisp_Object frame, tem; |
| 4076 | Lisp_Object name; |
| 4077 | int minibuffer_only = 0; |
| 4078 | long window_prompting = 0; |
| 4079 | int width, height; |
| 4080 | int count = SPECPDL_INDEX (); |
| 4081 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
| 4082 | Lisp_Object display; |
| 4083 | struct w32_display_info *dpyinfo = NULL; |
| 4084 | Lisp_Object parent; |
| 4085 | struct kboard *kb; |
| 4086 | |
| 4087 | check_w32 (); |
| 4088 | |
| 4089 | /* Use this general default value to start with |
| 4090 | until we know if this frame has a specified name. */ |
| 4091 | Vx_resource_name = Vinvocation_name; |
| 4092 | |
| 4093 | display = w32_get_arg (parameters, Qdisplay, 0, 0, RES_TYPE_STRING); |
| 4094 | if (EQ (display, Qunbound)) |
| 4095 | display = Qnil; |
| 4096 | dpyinfo = check_x_display_info (display); |
| 4097 | #ifdef MULTI_KBOARD |
| 4098 | kb = dpyinfo->kboard; |
| 4099 | #else |
| 4100 | kb = &the_only_kboard; |
| 4101 | #endif |
| 4102 | |
| 4103 | name = w32_get_arg (parameters, Qname, "name", "Name", RES_TYPE_STRING); |
| 4104 | if (!STRINGP (name) |
| 4105 | && ! EQ (name, Qunbound) |
| 4106 | && ! NILP (name)) |
| 4107 | error ("Invalid frame name--not a string or nil"); |
| 4108 | |
| 4109 | if (STRINGP (name)) |
| 4110 | Vx_resource_name = name; |
| 4111 | |
| 4112 | /* See if parent window is specified. */ |
| 4113 | parent = w32_get_arg (parameters, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
| 4114 | if (EQ (parent, Qunbound)) |
| 4115 | parent = Qnil; |
| 4116 | if (! NILP (parent)) |
| 4117 | CHECK_NUMBER (parent); |
| 4118 | |
| 4119 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
| 4120 | /* No need to protect DISPLAY because that's not used after passing |
| 4121 | it to make_frame_without_minibuffer. */ |
| 4122 | frame = Qnil; |
| 4123 | GCPRO4 (parameters, parent, name, frame); |
| 4124 | tem = w32_get_arg (parameters, Qminibuffer, "minibuffer", "Minibuffer", |
| 4125 | RES_TYPE_SYMBOL); |
| 4126 | if (EQ (tem, Qnone) || NILP (tem)) |
| 4127 | f = make_frame_without_minibuffer (Qnil, kb, display); |
| 4128 | else if (EQ (tem, Qonly)) |
| 4129 | { |
| 4130 | f = make_minibuffer_frame (); |
| 4131 | minibuffer_only = 1; |
| 4132 | } |
| 4133 | else if (WINDOWP (tem)) |
| 4134 | f = make_frame_without_minibuffer (tem, kb, display); |
| 4135 | else |
| 4136 | f = make_frame (1); |
| 4137 | |
| 4138 | XSETFRAME (frame, f); |
| 4139 | |
| 4140 | /* Note that Windows does support scroll bars. */ |
| 4141 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; |
| 4142 | |
| 4143 | /* By default, make scrollbars the system standard width. */ |
| 4144 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
| 4145 | |
| 4146 | f->output_method = output_w32; |
| 4147 | f->output_data.w32 = |
| 4148 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); |
| 4149 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
| 4150 | FRAME_FONTSET (f) = -1; |
| 4151 | record_unwind_protect (unwind_create_frame, frame); |
| 4152 | |
| 4153 | f->icon_name |
| 4154 | = w32_get_arg (parameters, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
| 4155 | if (! STRINGP (f->icon_name)) |
| 4156 | f->icon_name = Qnil; |
| 4157 | |
| 4158 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
| 4159 | #ifdef MULTI_KBOARD |
| 4160 | FRAME_KBOARD (f) = kb; |
| 4161 | #endif |
| 4162 | |
| 4163 | /* Specify the parent under which to make this window. */ |
| 4164 | |
| 4165 | if (!NILP (parent)) |
| 4166 | { |
| 4167 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
| 4168 | f->output_data.w32->explicit_parent = 1; |
| 4169 | } |
| 4170 | else |
| 4171 | { |
| 4172 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
| 4173 | f->output_data.w32->explicit_parent = 0; |
| 4174 | } |
| 4175 | |
| 4176 | /* Set the name; the functions to which we pass f expect the name to |
| 4177 | be set. */ |
| 4178 | if (EQ (name, Qunbound) || NILP (name)) |
| 4179 | { |
| 4180 | f->name = build_string (dpyinfo->w32_id_name); |
| 4181 | f->explicit_name = 0; |
| 4182 | } |
| 4183 | else |
| 4184 | { |
| 4185 | f->name = name; |
| 4186 | f->explicit_name = 1; |
| 4187 | /* use the frame's title when getting resources for this frame. */ |
| 4188 | specbind (Qx_resource_name, name); |
| 4189 | } |
| 4190 | |
| 4191 | /* Extract the window parameters from the supplied values |
| 4192 | that are needed to determine window geometry. */ |
| 4193 | { |
| 4194 | Lisp_Object font; |
| 4195 | |
| 4196 | font = w32_get_arg (parameters, Qfont, "font", "Font", RES_TYPE_STRING); |
| 4197 | |
| 4198 | BLOCK_INPUT; |
| 4199 | /* First, try whatever font the caller has specified. */ |
| 4200 | if (STRINGP (font)) |
| 4201 | { |
| 4202 | tem = Fquery_fontset (font, Qnil); |
| 4203 | if (STRINGP (tem)) |
| 4204 | font = x_new_fontset (f, SDATA (tem)); |
| 4205 | else |
| 4206 | font = x_new_font (f, SDATA (font)); |
| 4207 | } |
| 4208 | /* Try out a font which we hope has bold and italic variations. */ |
| 4209 | if (!STRINGP (font)) |
| 4210 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
| 4211 | if (! STRINGP (font)) |
| 4212 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
| 4213 | /* If those didn't work, look for something which will at least work. */ |
| 4214 | if (! STRINGP (font)) |
| 4215 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
| 4216 | UNBLOCK_INPUT; |
| 4217 | if (! STRINGP (font)) |
| 4218 | font = build_string ("Fixedsys"); |
| 4219 | |
| 4220 | x_default_parameter (f, parameters, Qfont, font, |
| 4221 | "font", "Font", RES_TYPE_STRING); |
| 4222 | } |
| 4223 | |
| 4224 | x_default_parameter (f, parameters, Qborder_width, make_number (2), |
| 4225 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
| 4226 | /* This defaults to 2 in order to match xterm. We recognize either |
| 4227 | internalBorderWidth or internalBorder (which is what xterm calls |
| 4228 | it). */ |
| 4229 | if (NILP (Fassq (Qinternal_border_width, parameters))) |
| 4230 | { |
| 4231 | Lisp_Object value; |
| 4232 | |
| 4233 | value = w32_get_arg (parameters, Qinternal_border_width, |
| 4234 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
| 4235 | if (! EQ (value, Qunbound)) |
| 4236 | parameters = Fcons (Fcons (Qinternal_border_width, value), |
| 4237 | parameters); |
| 4238 | } |
| 4239 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
| 4240 | x_default_parameter (f, parameters, Qinternal_border_width, make_number (0), |
| 4241 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
| 4242 | x_default_parameter (f, parameters, Qvertical_scroll_bars, Qright, |
| 4243 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); |
| 4244 | |
| 4245 | /* Also do the stuff which must be set before the window exists. */ |
| 4246 | x_default_parameter (f, parameters, Qforeground_color, build_string ("black"), |
| 4247 | "foreground", "Foreground", RES_TYPE_STRING); |
| 4248 | x_default_parameter (f, parameters, Qbackground_color, build_string ("white"), |
| 4249 | "background", "Background", RES_TYPE_STRING); |
| 4250 | x_default_parameter (f, parameters, Qmouse_color, build_string ("black"), |
| 4251 | "pointerColor", "Foreground", RES_TYPE_STRING); |
| 4252 | x_default_parameter (f, parameters, Qcursor_color, build_string ("black"), |
| 4253 | "cursorColor", "Foreground", RES_TYPE_STRING); |
| 4254 | x_default_parameter (f, parameters, Qborder_color, build_string ("black"), |
| 4255 | "borderColor", "BorderColor", RES_TYPE_STRING); |
| 4256 | x_default_parameter (f, parameters, Qscreen_gamma, Qnil, |
| 4257 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); |
| 4258 | x_default_parameter (f, parameters, Qline_spacing, Qnil, |
| 4259 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); |
| 4260 | x_default_parameter (f, parameters, Qleft_fringe, Qnil, |
| 4261 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); |
| 4262 | x_default_parameter (f, parameters, Qright_fringe, Qnil, |
| 4263 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); |
| 4264 | |
| 4265 | |
| 4266 | /* Init faces before x_default_parameter is called for scroll-bar |
| 4267 | parameters because that function calls x_set_scroll_bar_width, |
| 4268 | which calls change_frame_size, which calls Fset_window_buffer, |
| 4269 | which runs hooks, which call Fvertical_motion. At the end, we |
| 4270 | end up in init_iterator with a null face cache, which should not |
| 4271 | happen. */ |
| 4272 | init_frame_faces (f); |
| 4273 | |
| 4274 | x_default_parameter (f, parameters, Qmenu_bar_lines, make_number (1), |
| 4275 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
| 4276 | x_default_parameter (f, parameters, Qtool_bar_lines, make_number (1), |
| 4277 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
| 4278 | |
| 4279 | x_default_parameter (f, parameters, Qbuffer_predicate, Qnil, |
| 4280 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
| 4281 | x_default_parameter (f, parameters, Qtitle, Qnil, |
| 4282 | "title", "Title", RES_TYPE_STRING); |
| 4283 | x_default_parameter (f, parameters, Qfullscreen, Qnil, |
| 4284 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); |
| 4285 | |
| 4286 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
| 4287 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
| 4288 | |
| 4289 | f->output_data.w32->text_cursor = w32_load_cursor (IDC_IBEAM); |
| 4290 | f->output_data.w32->nontext_cursor = w32_load_cursor (IDC_ARROW); |
| 4291 | f->output_data.w32->modeline_cursor = w32_load_cursor (IDC_ARROW); |
| 4292 | f->output_data.w32->hand_cursor = w32_load_cursor (IDC_HAND); |
| 4293 | f->output_data.w32->hourglass_cursor = w32_load_cursor (IDC_WAIT); |
| 4294 | f->output_data.w32->horizontal_drag_cursor = w32_load_cursor (IDC_SIZEWE); |
| 4295 | |
| 4296 | window_prompting = x_figure_window_size (f, parameters, 1); |
| 4297 | |
| 4298 | tem = w32_get_arg (parameters, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
| 4299 | f->no_split = minibuffer_only || EQ (tem, Qt); |
| 4300 | |
| 4301 | w32_window (f, window_prompting, minibuffer_only); |
| 4302 | x_icon (f, parameters); |
| 4303 | |
| 4304 | x_make_gc (f); |
| 4305 | |
| 4306 | /* Now consider the frame official. */ |
| 4307 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; |
| 4308 | Vframe_list = Fcons (frame, Vframe_list); |
| 4309 | |
| 4310 | /* We need to do this after creating the window, so that the |
| 4311 | icon-creation functions can say whose icon they're describing. */ |
| 4312 | x_default_parameter (f, parameters, Qicon_type, Qnil, |
| 4313 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
| 4314 | |
| 4315 | x_default_parameter (f, parameters, Qauto_raise, Qnil, |
| 4316 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
| 4317 | x_default_parameter (f, parameters, Qauto_lower, Qnil, |
| 4318 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
| 4319 | x_default_parameter (f, parameters, Qcursor_type, Qbox, |
| 4320 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
| 4321 | x_default_parameter (f, parameters, Qscroll_bar_width, Qnil, |
| 4322 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); |
| 4323 | |
| 4324 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
| 4325 | Change will not be effected unless different from the current |
| 4326 | FRAME_LINES (f). */ |
| 4327 | width = FRAME_COLS (f); |
| 4328 | height = FRAME_LINES (f); |
| 4329 | |
| 4330 | FRAME_LINES (f) = 0; |
| 4331 | SET_FRAME_COLS (f, 0); |
| 4332 | change_frame_size (f, height, width, 1, 0, 0); |
| 4333 | |
| 4334 | /* Tell the server what size and position, etc, we want, and how |
| 4335 | badly we want them. This should be done after we have the menu |
| 4336 | bar so that its size can be taken into account. */ |
| 4337 | BLOCK_INPUT; |
| 4338 | x_wm_set_size_hint (f, window_prompting, 0); |
| 4339 | UNBLOCK_INPUT; |
| 4340 | |
| 4341 | /* Avoid a bug that causes the new frame to never become visible if |
| 4342 | an echo area message is displayed during the following call1. */ |
| 4343 | specbind(Qredisplay_dont_pause, Qt); |
| 4344 | |
| 4345 | /* Set up faces after all frame parameters are known. This call |
| 4346 | also merges in face attributes specified for new frames. If we |
| 4347 | don't do this, the `menu' face for instance won't have the right |
| 4348 | colors, and the menu bar won't appear in the specified colors for |
| 4349 | new frames. */ |
| 4350 | call1 (Qface_set_after_frame_default, frame); |
| 4351 | |
| 4352 | /* Make the window appear on the frame and enable display, unless |
| 4353 | the caller says not to. However, with explicit parent, Emacs |
| 4354 | cannot control visibility, so don't try. */ |
| 4355 | if (! f->output_data.w32->explicit_parent) |
| 4356 | { |
| 4357 | Lisp_Object visibility; |
| 4358 | |
| 4359 | visibility = w32_get_arg (parameters, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
| 4360 | if (EQ (visibility, Qunbound)) |
| 4361 | visibility = Qt; |
| 4362 | |
| 4363 | if (EQ (visibility, Qicon)) |
| 4364 | x_iconify_frame (f); |
| 4365 | else if (! NILP (visibility)) |
| 4366 | x_make_frame_visible (f); |
| 4367 | else |
| 4368 | /* Must have been Qnil. */ |
| 4369 | ; |
| 4370 | } |
| 4371 | UNGCPRO; |
| 4372 | |
| 4373 | /* Make sure windows on this frame appear in calls to next-window |
| 4374 | and similar functions. */ |
| 4375 | Vwindow_list = Qnil; |
| 4376 | |
| 4377 | return unbind_to (count, frame); |
| 4378 | } |
| 4379 | |
| 4380 | /* FRAME is used only to get a handle on the X display. We don't pass the |
| 4381 | display info directly because we're called from frame.c, which doesn't |
| 4382 | know about that structure. */ |
| 4383 | Lisp_Object |
| 4384 | x_get_focus_frame (frame) |
| 4385 | struct frame *frame; |
| 4386 | { |
| 4387 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
| 4388 | Lisp_Object xfocus; |
| 4389 | if (! dpyinfo->w32_focus_frame) |
| 4390 | return Qnil; |
| 4391 | |
| 4392 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
| 4393 | return xfocus; |
| 4394 | } |
| 4395 | |
| 4396 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, |
| 4397 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
| 4398 | (frame) |
| 4399 | Lisp_Object frame; |
| 4400 | { |
| 4401 | x_focus_on_frame (check_x_frame (frame)); |
| 4402 | return Qnil; |
| 4403 | } |
| 4404 | |
| 4405 | \f |
| 4406 | /* Return the charset portion of a font name. */ |
| 4407 | char * xlfd_charset_of_font (char * fontname) |
| 4408 | { |
| 4409 | char *charset, *encoding; |
| 4410 | |
| 4411 | encoding = strrchr(fontname, '-'); |
| 4412 | if (!encoding || encoding == fontname) |
| 4413 | return NULL; |
| 4414 | |
| 4415 | for (charset = encoding - 1; charset >= fontname; charset--) |
| 4416 | if (*charset == '-') |
| 4417 | break; |
| 4418 | |
| 4419 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
| 4420 | return NULL; |
| 4421 | |
| 4422 | return charset + 1; |
| 4423 | } |
| 4424 | |
| 4425 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
| 4426 | int size, char* filename); |
| 4427 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
| 4428 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
| 4429 | char * charset); |
| 4430 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); |
| 4431 | |
| 4432 | static struct font_info * |
| 4433 | w32_load_system_font (f,fontname,size) |
| 4434 | struct frame *f; |
| 4435 | char * fontname; |
| 4436 | int size; |
| 4437 | { |
| 4438 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
| 4439 | Lisp_Object font_names; |
| 4440 | |
| 4441 | /* Get a list of all the fonts that match this name. Once we |
| 4442 | have a list of matching fonts, we compare them against the fonts |
| 4443 | we already have loaded by comparing names. */ |
| 4444 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); |
| 4445 | |
| 4446 | if (!NILP (font_names)) |
| 4447 | { |
| 4448 | Lisp_Object tail; |
| 4449 | int i; |
| 4450 | |
| 4451 | /* First check if any are already loaded, as that is cheaper |
| 4452 | than loading another one. */ |
| 4453 | for (i = 0; i < dpyinfo->n_fonts; i++) |
| 4454 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
| 4455 | if (dpyinfo->font_table[i].name |
| 4456 | && (!strcmp (dpyinfo->font_table[i].name, |
| 4457 | SDATA (XCAR (tail))) |
| 4458 | || !strcmp (dpyinfo->font_table[i].full_name, |
| 4459 | SDATA (XCAR (tail))))) |
| 4460 | return (dpyinfo->font_table + i); |
| 4461 | |
| 4462 | fontname = (char *) SDATA (XCAR (font_names)); |
| 4463 | } |
| 4464 | else if (w32_strict_fontnames) |
| 4465 | { |
| 4466 | /* If EnumFontFamiliesEx was available, we got a full list of |
| 4467 | fonts back so stop now to avoid the possibility of loading a |
| 4468 | random font. If we had to fall back to EnumFontFamilies, the |
| 4469 | list is incomplete, so continue whether the font we want was |
| 4470 | listed or not. */ |
| 4471 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); |
| 4472 | FARPROC enum_font_families_ex |
| 4473 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
| 4474 | if (enum_font_families_ex) |
| 4475 | return NULL; |
| 4476 | } |
| 4477 | |
| 4478 | /* Load the font and add it to the table. */ |
| 4479 | { |
| 4480 | char *full_name, *encoding, *charset; |
| 4481 | XFontStruct *font; |
| 4482 | struct font_info *fontp; |
| 4483 | LOGFONT lf; |
| 4484 | BOOL ok; |
| 4485 | int codepage; |
| 4486 | int i; |
| 4487 | |
| 4488 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
| 4489 | return (NULL); |
| 4490 | |
| 4491 | if (!*lf.lfFaceName) |
| 4492 | /* If no name was specified for the font, we get a random font |
| 4493 | from CreateFontIndirect - this is not particularly |
| 4494 | desirable, especially since CreateFontIndirect does not |
| 4495 | fill out the missing name in lf, so we never know what we |
| 4496 | ended up with. */ |
| 4497 | return NULL; |
| 4498 | |
| 4499 | lf.lfQuality = DEFAULT_QUALITY; |
| 4500 | |
| 4501 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
| 4502 | bzero (font, sizeof (*font)); |
| 4503 | |
| 4504 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
| 4505 | font->bdf = NULL; |
| 4506 | |
| 4507 | BLOCK_INPUT; |
| 4508 | |
| 4509 | font->hfont = CreateFontIndirect (&lf); |
| 4510 | |
| 4511 | if (font->hfont == NULL) |
| 4512 | { |
| 4513 | ok = FALSE; |
| 4514 | } |
| 4515 | else |
| 4516 | { |
| 4517 | HDC hdc; |
| 4518 | HANDLE oldobj; |
| 4519 | |
| 4520 | codepage = w32_codepage_for_font (fontname); |
| 4521 | |
| 4522 | hdc = GetDC (dpyinfo->root_window); |
| 4523 | oldobj = SelectObject (hdc, font->hfont); |
| 4524 | |
| 4525 | ok = GetTextMetrics (hdc, &font->tm); |
| 4526 | if (codepage == CP_UNICODE) |
| 4527 | font->double_byte_p = 1; |
| 4528 | else |
| 4529 | { |
| 4530 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) |
| 4531 | don't report themselves as double byte fonts, when |
| 4532 | patently they are. So instead of trusting |
| 4533 | GetFontLanguageInfo, we check the properties of the |
| 4534 | codepage directly, since that is ultimately what we are |
| 4535 | working from anyway. */ |
| 4536 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ |
| 4537 | CPINFO cpi = {0}; |
| 4538 | GetCPInfo (codepage, &cpi); |
| 4539 | font->double_byte_p = cpi.MaxCharSize > 1; |
| 4540 | } |
| 4541 | |
| 4542 | SelectObject (hdc, oldobj); |
| 4543 | ReleaseDC (dpyinfo->root_window, hdc); |
| 4544 | /* Fill out details in lf according to the font that was |
| 4545 | actually loaded. */ |
| 4546 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; |
| 4547 | lf.lfWidth = font->tm.tmAveCharWidth; |
| 4548 | lf.lfWeight = font->tm.tmWeight; |
| 4549 | lf.lfItalic = font->tm.tmItalic; |
| 4550 | lf.lfCharSet = font->tm.tmCharSet; |
| 4551 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) |
| 4552 | ? VARIABLE_PITCH : FIXED_PITCH); |
| 4553 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
| 4554 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); |
| 4555 | |
| 4556 | w32_cache_char_metrics (font); |
| 4557 | } |
| 4558 | |
| 4559 | UNBLOCK_INPUT; |
| 4560 | |
| 4561 | if (!ok) |
| 4562 | { |
| 4563 | w32_unload_font (dpyinfo, font); |
| 4564 | return (NULL); |
| 4565 | } |
| 4566 | |
| 4567 | /* Find a free slot in the font table. */ |
| 4568 | for (i = 0; i < dpyinfo->n_fonts; ++i) |
| 4569 | if (dpyinfo->font_table[i].name == NULL) |
| 4570 | break; |
| 4571 | |
| 4572 | /* If no free slot found, maybe enlarge the font table. */ |
| 4573 | if (i == dpyinfo->n_fonts |
| 4574 | && dpyinfo->n_fonts == dpyinfo->font_table_size) |
| 4575 | { |
| 4576 | int sz; |
| 4577 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); |
| 4578 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; |
| 4579 | dpyinfo->font_table |
| 4580 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
| 4581 | } |
| 4582 | |
| 4583 | fontp = dpyinfo->font_table + i; |
| 4584 | if (i == dpyinfo->n_fonts) |
| 4585 | ++dpyinfo->n_fonts; |
| 4586 | |
| 4587 | /* Now fill in the slots of *FONTP. */ |
| 4588 | BLOCK_INPUT; |
| 4589 | bzero (fontp, sizeof (*fontp)); |
| 4590 | fontp->font = font; |
| 4591 | fontp->font_idx = i; |
| 4592 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
| 4593 | bcopy (fontname, fontp->name, strlen (fontname) + 1); |
| 4594 | |
| 4595 | charset = xlfd_charset_of_font (fontname); |
| 4596 | |
| 4597 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
| 4598 | (called for every glyph during redisplay) much faster. */ |
| 4599 | fontp->codepage = codepage; |
| 4600 | |
| 4601 | /* Work out the font's full name. */ |
| 4602 | full_name = (char *)xmalloc (100); |
| 4603 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
| 4604 | fontp->full_name = full_name; |
| 4605 | else |
| 4606 | { |
| 4607 | /* If all else fails - just use the name we used to load it. */ |
| 4608 | xfree (full_name); |
| 4609 | fontp->full_name = fontp->name; |
| 4610 | } |
| 4611 | |
| 4612 | fontp->size = FONT_WIDTH (font); |
| 4613 | fontp->height = FONT_HEIGHT (font); |
| 4614 | |
| 4615 | /* The slot `encoding' specifies how to map a character |
| 4616 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to |
| 4617 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
| 4618 | (0:0x20..0x7F, 1:0xA0..0xFF, |
| 4619 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, |
| 4620 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
| 4621 | uses this font. So, we set information in fontp->encoding[1] |
| 4622 | which is never used by any charset. If mapping can't be |
| 4623 | decided, set FONT_ENCODING_NOT_DECIDED. */ |
| 4624 | |
| 4625 | /* SJIS fonts need to be set to type 4, all others seem to work as |
| 4626 | type FONT_ENCODING_NOT_DECIDED. */ |
| 4627 | encoding = strrchr (fontp->name, '-'); |
| 4628 | if (encoding && strnicmp (encoding+1, "sjis", 4) == 0) |
| 4629 | fontp->encoding[1] = 4; |
| 4630 | else |
| 4631 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
| 4632 | |
| 4633 | /* The following three values are set to 0 under W32, which is |
| 4634 | what they get set to if XGetFontProperty fails under X. */ |
| 4635 | fontp->baseline_offset = 0; |
| 4636 | fontp->relative_compose = 0; |
| 4637 | fontp->default_ascent = 0; |
| 4638 | |
| 4639 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
| 4640 | has a character with a smaller width than any other character |
| 4641 | before, or if the font loaded has a smaller height than any |
| 4642 | other font loaded before. If this happens, it will make a |
| 4643 | glyph matrix reallocation necessary. */ |
| 4644 | fonts_changed_p |= x_compute_min_glyph_bounds (f); |
| 4645 | UNBLOCK_INPUT; |
| 4646 | return fontp; |
| 4647 | } |
| 4648 | } |
| 4649 | |
| 4650 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
| 4651 | pointer to the structure font_info while allocating it dynamically. |
| 4652 | If loading fails, return NULL. */ |
| 4653 | struct font_info * |
| 4654 | w32_load_font (f,fontname,size) |
| 4655 | struct frame *f; |
| 4656 | char * fontname; |
| 4657 | int size; |
| 4658 | { |
| 4659 | Lisp_Object bdf_fonts; |
| 4660 | struct font_info *retval = NULL; |
| 4661 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
| 4662 | |
| 4663 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
| 4664 | |
| 4665 | while (!retval && CONSP (bdf_fonts)) |
| 4666 | { |
| 4667 | char *bdf_name, *bdf_file; |
| 4668 | Lisp_Object bdf_pair; |
| 4669 | int i; |
| 4670 | |
| 4671 | bdf_name = SDATA (XCAR (bdf_fonts)); |
| 4672 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); |
| 4673 | bdf_file = SDATA (XCDR (bdf_pair)); |
| 4674 | |
| 4675 | // If the font is already loaded, do not load it again. |
| 4676 | for (i = 0; i < dpyinfo->n_fonts; i++) |
| 4677 | { |
| 4678 | if ((dpyinfo->font_table[i].name |
| 4679 | && !strcmp (dpyinfo->font_table[i].name, bdf_name)) |
| 4680 | || (dpyinfo->font_table[i].full_name |
| 4681 | && !strcmp (dpyinfo->font_table[i].full_name, bdf_name))) |
| 4682 | return dpyinfo->font_table + i; |
| 4683 | } |
| 4684 | |
| 4685 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); |
| 4686 | |
| 4687 | bdf_fonts = XCDR (bdf_fonts); |
| 4688 | } |
| 4689 | |
| 4690 | if (retval) |
| 4691 | return retval; |
| 4692 | |
| 4693 | return w32_load_system_font(f, fontname, size); |
| 4694 | } |
| 4695 | |
| 4696 | |
| 4697 | void |
| 4698 | w32_unload_font (dpyinfo, font) |
| 4699 | struct w32_display_info *dpyinfo; |
| 4700 | XFontStruct * font; |
| 4701 | { |
| 4702 | if (font) |
| 4703 | { |
| 4704 | if (font->per_char) xfree (font->per_char); |
| 4705 | if (font->bdf) w32_free_bdf_font (font->bdf); |
| 4706 | |
| 4707 | if (font->hfont) DeleteObject(font->hfont); |
| 4708 | xfree (font); |
| 4709 | } |
| 4710 | } |
| 4711 | |
| 4712 | /* The font conversion stuff between x and w32 */ |
| 4713 | |
| 4714 | /* X font string is as follows (from faces.el) |
| 4715 | * (let ((- "[-?]") |
| 4716 | * (foundry "[^-]+") |
| 4717 | * (family "[^-]+") |
| 4718 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 |
| 4719 | * (weight\? "\\([^-]*\\)") ; 1 |
| 4720 | * (slant "\\([ior]\\)") ; 2 |
| 4721 | * (slant\? "\\([^-]?\\)") ; 2 |
| 4722 | * (swidth "\\([^-]*\\)") ; 3 |
| 4723 | * (adstyle "[^-]*") ; 4 |
| 4724 | * (pixelsize "[0-9]+") |
| 4725 | * (pointsize "[0-9][0-9]+") |
| 4726 | * (resx "[0-9][0-9]+") |
| 4727 | * (resy "[0-9][0-9]+") |
| 4728 | * (spacing "[cmp?*]") |
| 4729 | * (avgwidth "[0-9]+") |
| 4730 | * (registry "[^-]+") |
| 4731 | * (encoding "[^-]+") |
| 4732 | * ) |
| 4733 | */ |
| 4734 | |
| 4735 | static LONG |
| 4736 | x_to_w32_weight (lpw) |
| 4737 | char * lpw; |
| 4738 | { |
| 4739 | if (!lpw) return (FW_DONTCARE); |
| 4740 | |
| 4741 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; |
| 4742 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; |
| 4743 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; |
| 4744 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; |
| 4745 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
| 4746 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
| 4747 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; |
| 4748 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; |
| 4749 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; |
| 4750 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; |
| 4751 | else |
| 4752 | return FW_DONTCARE; |
| 4753 | } |
| 4754 | |
| 4755 | |
| 4756 | static char * |
| 4757 | w32_to_x_weight (fnweight) |
| 4758 | int fnweight; |
| 4759 | { |
| 4760 | if (fnweight >= FW_HEAVY) return "heavy"; |
| 4761 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; |
| 4762 | if (fnweight >= FW_BOLD) return "bold"; |
| 4763 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
| 4764 | if (fnweight >= FW_MEDIUM) return "medium"; |
| 4765 | if (fnweight >= FW_NORMAL) return "normal"; |
| 4766 | if (fnweight >= FW_LIGHT) return "light"; |
| 4767 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; |
| 4768 | if (fnweight >= FW_THIN) return "thin"; |
| 4769 | else |
| 4770 | return "*"; |
| 4771 | } |
| 4772 | |
| 4773 | static LONG |
| 4774 | x_to_w32_charset (lpcs) |
| 4775 | char * lpcs; |
| 4776 | { |
| 4777 | Lisp_Object this_entry, w32_charset; |
| 4778 | char *charset; |
| 4779 | int len = strlen (lpcs); |
| 4780 | |
| 4781 | /* Support "*-#nnn" format for unknown charsets. */ |
| 4782 | if (strncmp (lpcs, "*-#", 3) == 0) |
| 4783 | return atoi (lpcs + 3); |
| 4784 | |
| 4785 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ |
| 4786 | charset = alloca (len + 1); |
| 4787 | strcpy (charset, lpcs); |
| 4788 | lpcs = strchr (charset, '*'); |
| 4789 | if (lpcs) |
| 4790 | *lpcs = 0; |
| 4791 | |
| 4792 | /* Look through w32-charset-info-alist for the character set. |
| 4793 | Format of each entry is |
| 4794 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). |
| 4795 | */ |
| 4796 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
| 4797 | |
| 4798 | if (NILP(this_entry)) |
| 4799 | { |
| 4800 | /* At startup, we want iso8859-1 fonts to come up properly. */ |
| 4801 | if (stricmp(charset, "iso8859-1") == 0) |
| 4802 | return ANSI_CHARSET; |
| 4803 | else |
| 4804 | return DEFAULT_CHARSET; |
| 4805 | } |
| 4806 | |
| 4807 | w32_charset = Fcar (Fcdr (this_entry)); |
| 4808 | |
| 4809 | /* Translate Lisp symbol to number. */ |
| 4810 | if (EQ (w32_charset, Qw32_charset_ansi)) |
| 4811 | return ANSI_CHARSET; |
| 4812 | if (EQ (w32_charset, Qw32_charset_symbol)) |
| 4813 | return SYMBOL_CHARSET; |
| 4814 | if (EQ (w32_charset, Qw32_charset_shiftjis)) |
| 4815 | return SHIFTJIS_CHARSET; |
| 4816 | if (EQ (w32_charset, Qw32_charset_hangeul)) |
| 4817 | return HANGEUL_CHARSET; |
| 4818 | if (EQ (w32_charset, Qw32_charset_chinesebig5)) |
| 4819 | return CHINESEBIG5_CHARSET; |
| 4820 | if (EQ (w32_charset, Qw32_charset_gb2312)) |
| 4821 | return GB2312_CHARSET; |
| 4822 | if (EQ (w32_charset, Qw32_charset_oem)) |
| 4823 | return OEM_CHARSET; |
| 4824 | #ifdef JOHAB_CHARSET |
| 4825 | if (EQ (w32_charset, Qw32_charset_johab)) |
| 4826 | return JOHAB_CHARSET; |
| 4827 | if (EQ (w32_charset, Qw32_charset_easteurope)) |
| 4828 | return EASTEUROPE_CHARSET; |
| 4829 | if (EQ (w32_charset, Qw32_charset_turkish)) |
| 4830 | return TURKISH_CHARSET; |
| 4831 | if (EQ (w32_charset, Qw32_charset_baltic)) |
| 4832 | return BALTIC_CHARSET; |
| 4833 | if (EQ (w32_charset, Qw32_charset_russian)) |
| 4834 | return RUSSIAN_CHARSET; |
| 4835 | if (EQ (w32_charset, Qw32_charset_arabic)) |
| 4836 | return ARABIC_CHARSET; |
| 4837 | if (EQ (w32_charset, Qw32_charset_greek)) |
| 4838 | return GREEK_CHARSET; |
| 4839 | if (EQ (w32_charset, Qw32_charset_hebrew)) |
| 4840 | return HEBREW_CHARSET; |
| 4841 | if (EQ (w32_charset, Qw32_charset_vietnamese)) |
| 4842 | return VIETNAMESE_CHARSET; |
| 4843 | if (EQ (w32_charset, Qw32_charset_thai)) |
| 4844 | return THAI_CHARSET; |
| 4845 | if (EQ (w32_charset, Qw32_charset_mac)) |
| 4846 | return MAC_CHARSET; |
| 4847 | #endif /* JOHAB_CHARSET */ |
| 4848 | #ifdef UNICODE_CHARSET |
| 4849 | if (EQ (w32_charset, Qw32_charset_unicode)) |
| 4850 | return UNICODE_CHARSET; |
| 4851 | #endif |
| 4852 | |
| 4853 | return DEFAULT_CHARSET; |
| 4854 | } |
| 4855 | |
| 4856 | |
| 4857 | static char * |
| 4858 | w32_to_x_charset (fncharset) |
| 4859 | int fncharset; |
| 4860 | { |
| 4861 | static char buf[32]; |
| 4862 | Lisp_Object charset_type; |
| 4863 | |
| 4864 | switch (fncharset) |
| 4865 | { |
| 4866 | case ANSI_CHARSET: |
| 4867 | /* Handle startup case of w32-charset-info-alist not |
| 4868 | being set up yet. */ |
| 4869 | if (NILP(Vw32_charset_info_alist)) |
| 4870 | return "iso8859-1"; |
| 4871 | charset_type = Qw32_charset_ansi; |
| 4872 | break; |
| 4873 | case DEFAULT_CHARSET: |
| 4874 | charset_type = Qw32_charset_default; |
| 4875 | break; |
| 4876 | case SYMBOL_CHARSET: |
| 4877 | charset_type = Qw32_charset_symbol; |
| 4878 | break; |
| 4879 | case SHIFTJIS_CHARSET: |
| 4880 | charset_type = Qw32_charset_shiftjis; |
| 4881 | break; |
| 4882 | case HANGEUL_CHARSET: |
| 4883 | charset_type = Qw32_charset_hangeul; |
| 4884 | break; |
| 4885 | case GB2312_CHARSET: |
| 4886 | charset_type = Qw32_charset_gb2312; |
| 4887 | break; |
| 4888 | case CHINESEBIG5_CHARSET: |
| 4889 | charset_type = Qw32_charset_chinesebig5; |
| 4890 | break; |
| 4891 | case OEM_CHARSET: |
| 4892 | charset_type = Qw32_charset_oem; |
| 4893 | break; |
| 4894 | |
| 4895 | /* More recent versions of Windows (95 and NT4.0) define more |
| 4896 | character sets. */ |
| 4897 | #ifdef EASTEUROPE_CHARSET |
| 4898 | case EASTEUROPE_CHARSET: |
| 4899 | charset_type = Qw32_charset_easteurope; |
| 4900 | break; |
| 4901 | case TURKISH_CHARSET: |
| 4902 | charset_type = Qw32_charset_turkish; |
| 4903 | break; |
| 4904 | case BALTIC_CHARSET: |
| 4905 | charset_type = Qw32_charset_baltic; |
| 4906 | break; |
| 4907 | case RUSSIAN_CHARSET: |
| 4908 | charset_type = Qw32_charset_russian; |
| 4909 | break; |
| 4910 | case ARABIC_CHARSET: |
| 4911 | charset_type = Qw32_charset_arabic; |
| 4912 | break; |
| 4913 | case GREEK_CHARSET: |
| 4914 | charset_type = Qw32_charset_greek; |
| 4915 | break; |
| 4916 | case HEBREW_CHARSET: |
| 4917 | charset_type = Qw32_charset_hebrew; |
| 4918 | break; |
| 4919 | case VIETNAMESE_CHARSET: |
| 4920 | charset_type = Qw32_charset_vietnamese; |
| 4921 | break; |
| 4922 | case THAI_CHARSET: |
| 4923 | charset_type = Qw32_charset_thai; |
| 4924 | break; |
| 4925 | case MAC_CHARSET: |
| 4926 | charset_type = Qw32_charset_mac; |
| 4927 | break; |
| 4928 | case JOHAB_CHARSET: |
| 4929 | charset_type = Qw32_charset_johab; |
| 4930 | break; |
| 4931 | #endif |
| 4932 | |
| 4933 | #ifdef UNICODE_CHARSET |
| 4934 | case UNICODE_CHARSET: |
| 4935 | charset_type = Qw32_charset_unicode; |
| 4936 | break; |
| 4937 | #endif |
| 4938 | default: |
| 4939 | /* Encode numerical value of unknown charset. */ |
| 4940 | sprintf (buf, "*-#%u", fncharset); |
| 4941 | return buf; |
| 4942 | } |
| 4943 | |
| 4944 | { |
| 4945 | Lisp_Object rest; |
| 4946 | char * best_match = NULL; |
| 4947 | |
| 4948 | /* Look through w32-charset-info-alist for the character set. |
| 4949 | Prefer ISO codepages, and prefer lower numbers in the ISO |
| 4950 | range. Only return charsets for codepages which are installed. |
| 4951 | |
| 4952 | Format of each entry is |
| 4953 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). |
| 4954 | */ |
| 4955 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) |
| 4956 | { |
| 4957 | char * x_charset; |
| 4958 | Lisp_Object w32_charset; |
| 4959 | Lisp_Object codepage; |
| 4960 | |
| 4961 | Lisp_Object this_entry = XCAR (rest); |
| 4962 | |
| 4963 | /* Skip invalid entries in alist. */ |
| 4964 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) |
| 4965 | || !CONSP (XCDR (this_entry)) |
| 4966 | || !SYMBOLP (XCAR (XCDR (this_entry)))) |
| 4967 | continue; |
| 4968 | |
| 4969 | x_charset = SDATA (XCAR (this_entry)); |
| 4970 | w32_charset = XCAR (XCDR (this_entry)); |
| 4971 | codepage = XCDR (XCDR (this_entry)); |
| 4972 | |
| 4973 | /* Look for Same charset and a valid codepage (or non-int |
| 4974 | which means ignore). */ |
| 4975 | if (EQ (w32_charset, charset_type) |
| 4976 | && (!INTEGERP (codepage) || XINT (codepage) == CP_DEFAULT |
| 4977 | || IsValidCodePage (XINT (codepage)))) |
| 4978 | { |
| 4979 | /* If we don't have a match already, then this is the |
| 4980 | best. */ |
| 4981 | if (!best_match) |
| 4982 | best_match = x_charset; |
| 4983 | /* If this is an ISO codepage, and the best so far isn't, |
| 4984 | then this is better. */ |
| 4985 | else if (strnicmp (best_match, "iso", 3) != 0 |
| 4986 | && strnicmp (x_charset, "iso", 3) == 0) |
| 4987 | best_match = x_charset; |
| 4988 | /* If both are ISO8859 codepages, choose the one with the |
| 4989 | lowest number in the encoding field. */ |
| 4990 | else if (strnicmp (best_match, "iso8859-", 8) == 0 |
| 4991 | && strnicmp (x_charset, "iso8859-", 8) == 0) |
| 4992 | { |
| 4993 | int best_enc = atoi (best_match + 8); |
| 4994 | int this_enc = atoi (x_charset + 8); |
| 4995 | if (this_enc > 0 && this_enc < best_enc) |
| 4996 | best_match = x_charset; |
| 4997 | } |
| 4998 | } |
| 4999 | } |
| 5000 | |
| 5001 | /* If no match, encode the numeric value. */ |
| 5002 | if (!best_match) |
| 5003 | { |
| 5004 | sprintf (buf, "*-#%u", fncharset); |
| 5005 | return buf; |
| 5006 | } |
| 5007 | |
| 5008 | strncpy(buf, best_match, 31); |
| 5009 | buf[31] = '\0'; |
| 5010 | return buf; |
| 5011 | } |
| 5012 | } |
| 5013 | |
| 5014 | |
| 5015 | /* Return all the X charsets that map to a font. */ |
| 5016 | static Lisp_Object |
| 5017 | w32_to_all_x_charsets (fncharset) |
| 5018 | int fncharset; |
| 5019 | { |
| 5020 | static char buf[32]; |
| 5021 | Lisp_Object charset_type; |
| 5022 | Lisp_Object retval = Qnil; |
| 5023 | |
| 5024 | switch (fncharset) |
| 5025 | { |
| 5026 | case ANSI_CHARSET: |
| 5027 | /* Handle startup case of w32-charset-info-alist not |
| 5028 | being set up yet. */ |
| 5029 | if (NILP(Vw32_charset_info_alist)) |
| 5030 | return Fcons (build_string ("iso8859-1"), Qnil); |
| 5031 | |
| 5032 | charset_type = Qw32_charset_ansi; |
| 5033 | break; |
| 5034 | case DEFAULT_CHARSET: |
| 5035 | charset_type = Qw32_charset_default; |
| 5036 | break; |
| 5037 | case SYMBOL_CHARSET: |
| 5038 | charset_type = Qw32_charset_symbol; |
| 5039 | break; |
| 5040 | case SHIFTJIS_CHARSET: |
| 5041 | charset_type = Qw32_charset_shiftjis; |
| 5042 | break; |
| 5043 | case HANGEUL_CHARSET: |
| 5044 | charset_type = Qw32_charset_hangeul; |
| 5045 | break; |
| 5046 | case GB2312_CHARSET: |
| 5047 | charset_type = Qw32_charset_gb2312; |
| 5048 | break; |
| 5049 | case CHINESEBIG5_CHARSET: |
| 5050 | charset_type = Qw32_charset_chinesebig5; |
| 5051 | break; |
| 5052 | case OEM_CHARSET: |
| 5053 | charset_type = Qw32_charset_oem; |
| 5054 | break; |
| 5055 | |
| 5056 | /* More recent versions of Windows (95 and NT4.0) define more |
| 5057 | character sets. */ |
| 5058 | #ifdef EASTEUROPE_CHARSET |
| 5059 | case EASTEUROPE_CHARSET: |
| 5060 | charset_type = Qw32_charset_easteurope; |
| 5061 | break; |
| 5062 | case TURKISH_CHARSET: |
| 5063 | charset_type = Qw32_charset_turkish; |
| 5064 | break; |
| 5065 | case BALTIC_CHARSET: |
| 5066 | charset_type = Qw32_charset_baltic; |
| 5067 | break; |
| 5068 | case RUSSIAN_CHARSET: |
| 5069 | charset_type = Qw32_charset_russian; |
| 5070 | break; |
| 5071 | case ARABIC_CHARSET: |
| 5072 | charset_type = Qw32_charset_arabic; |
| 5073 | break; |
| 5074 | case GREEK_CHARSET: |
| 5075 | charset_type = Qw32_charset_greek; |
| 5076 | break; |
| 5077 | case HEBREW_CHARSET: |
| 5078 | charset_type = Qw32_charset_hebrew; |
| 5079 | break; |
| 5080 | case VIETNAMESE_CHARSET: |
| 5081 | charset_type = Qw32_charset_vietnamese; |
| 5082 | break; |
| 5083 | case THAI_CHARSET: |
| 5084 | charset_type = Qw32_charset_thai; |
| 5085 | break; |
| 5086 | case MAC_CHARSET: |
| 5087 | charset_type = Qw32_charset_mac; |
| 5088 | break; |
| 5089 | case JOHAB_CHARSET: |
| 5090 | charset_type = Qw32_charset_johab; |
| 5091 | break; |
| 5092 | #endif |
| 5093 | |
| 5094 | #ifdef UNICODE_CHARSET |
| 5095 | case UNICODE_CHARSET: |
| 5096 | charset_type = Qw32_charset_unicode; |
| 5097 | break; |
| 5098 | #endif |
| 5099 | default: |
| 5100 | /* Encode numerical value of unknown charset. */ |
| 5101 | sprintf (buf, "*-#%u", fncharset); |
| 5102 | return Fcons (build_string (buf), Qnil); |
| 5103 | } |
| 5104 | |
| 5105 | { |
| 5106 | Lisp_Object rest; |
| 5107 | /* Look through w32-charset-info-alist for the character set. |
| 5108 | Only return charsets for codepages which are installed. |
| 5109 | |
| 5110 | Format of each entry in Vw32_charset_info_alist is |
| 5111 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). |
| 5112 | */ |
| 5113 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) |
| 5114 | { |
| 5115 | Lisp_Object x_charset; |
| 5116 | Lisp_Object w32_charset; |
| 5117 | Lisp_Object codepage; |
| 5118 | |
| 5119 | Lisp_Object this_entry = XCAR (rest); |
| 5120 | |
| 5121 | /* Skip invalid entries in alist. */ |
| 5122 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) |
| 5123 | || !CONSP (XCDR (this_entry)) |
| 5124 | || !SYMBOLP (XCAR (XCDR (this_entry)))) |
| 5125 | continue; |
| 5126 | |
| 5127 | x_charset = XCAR (this_entry); |
| 5128 | w32_charset = XCAR (XCDR (this_entry)); |
| 5129 | codepage = XCDR (XCDR (this_entry)); |
| 5130 | |
| 5131 | /* Look for Same charset and a valid codepage (or non-int |
| 5132 | which means ignore). */ |
| 5133 | if (EQ (w32_charset, charset_type) |
| 5134 | && (!INTEGERP (codepage) || XINT (codepage) == CP_DEFAULT |
| 5135 | || IsValidCodePage (XINT (codepage)))) |
| 5136 | { |
| 5137 | retval = Fcons (x_charset, retval); |
| 5138 | } |
| 5139 | } |
| 5140 | |
| 5141 | /* If no match, encode the numeric value. */ |
| 5142 | if (NILP (retval)) |
| 5143 | { |
| 5144 | sprintf (buf, "*-#%u", fncharset); |
| 5145 | return Fcons (build_string (buf), Qnil); |
| 5146 | } |
| 5147 | |
| 5148 | return retval; |
| 5149 | } |
| 5150 | } |
| 5151 | |
| 5152 | /* Get the Windows codepage corresponding to the specified font. The |
| 5153 | charset info in the font name is used to look up |
| 5154 | w32-charset-to-codepage-alist. */ |
| 5155 | int |
| 5156 | w32_codepage_for_font (char *fontname) |
| 5157 | { |
| 5158 | Lisp_Object codepage, entry; |
| 5159 | char *charset_str, *charset, *end; |
| 5160 | |
| 5161 | if (NILP (Vw32_charset_info_alist)) |
| 5162 | return CP_DEFAULT; |
| 5163 | |
| 5164 | /* Extract charset part of font string. */ |
| 5165 | charset = xlfd_charset_of_font (fontname); |
| 5166 | |
| 5167 | if (!charset) |
| 5168 | return CP_UNKNOWN; |
| 5169 | |
| 5170 | charset_str = (char *) alloca (strlen (charset) + 1); |
| 5171 | strcpy (charset_str, charset); |
| 5172 | |
| 5173 | #if 0 |
| 5174 | /* Remove leading "*-". */ |
| 5175 | if (strncmp ("*-", charset_str, 2) == 0) |
| 5176 | charset = charset_str + 2; |
| 5177 | else |
| 5178 | #endif |
| 5179 | charset = charset_str; |
| 5180 | |
| 5181 | /* Stop match at wildcard (including preceding '-'). */ |
| 5182 | if (end = strchr (charset, '*')) |
| 5183 | { |
| 5184 | if (end > charset && *(end-1) == '-') |
| 5185 | end--; |
| 5186 | *end = '\0'; |
| 5187 | } |
| 5188 | |
| 5189 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
| 5190 | if (NILP (entry)) |
| 5191 | return CP_UNKNOWN; |
| 5192 | |
| 5193 | codepage = Fcdr (Fcdr (entry)); |
| 5194 | |
| 5195 | if (NILP (codepage)) |
| 5196 | return CP_8BIT; |
| 5197 | else if (XFASTINT (codepage) == XFASTINT (Qt)) |
| 5198 | return CP_UNICODE; |
| 5199 | else if (INTEGERP (codepage)) |
| 5200 | return XINT (codepage); |
| 5201 | else |
| 5202 | return CP_UNKNOWN; |
| 5203 | } |
| 5204 | |
| 5205 | |
| 5206 | static BOOL |
| 5207 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
| 5208 | LOGFONT * lplogfont; |
| 5209 | char * lpxstr; |
| 5210 | int len; |
| 5211 | char * specific_charset; |
| 5212 | { |
| 5213 | char* fonttype; |
| 5214 | char *fontname; |
| 5215 | char height_pixels[8]; |
| 5216 | char height_dpi[8]; |
| 5217 | char width_pixels[8]; |
| 5218 | char *fontname_dash; |
| 5219 | int display_resy = (int) one_w32_display_info.resy; |
| 5220 | int display_resx = (int) one_w32_display_info.resx; |
| 5221 | int bufsz; |
| 5222 | struct coding_system coding; |
| 5223 | |
| 5224 | if (!lpxstr) abort (); |
| 5225 | |
| 5226 | if (!lplogfont) |
| 5227 | return FALSE; |
| 5228 | |
| 5229 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
| 5230 | fonttype = "raster"; |
| 5231 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) |
| 5232 | fonttype = "outline"; |
| 5233 | else |
| 5234 | fonttype = "unknown"; |
| 5235 | |
| 5236 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
| 5237 | &coding); |
| 5238 | coding.src_multibyte = 0; |
| 5239 | coding.dst_multibyte = 1; |
| 5240 | coding.mode |= CODING_MODE_LAST_BLOCK; |
| 5241 | /* We explicitely disable composition handling because selection |
| 5242 | data should not contain any composition sequence. */ |
| 5243 | coding.composing = COMPOSITION_DISABLED; |
| 5244 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); |
| 5245 | |
| 5246 | fontname = alloca(sizeof(*fontname) * bufsz); |
| 5247 | decode_coding (&coding, lplogfont->lfFaceName, fontname, |
| 5248 | strlen(lplogfont->lfFaceName), bufsz - 1); |
| 5249 | *(fontname + coding.produced) = '\0'; |
| 5250 | |
| 5251 | /* Replace dashes with underscores so the dashes are not |
| 5252 | misinterpreted. */ |
| 5253 | fontname_dash = fontname; |
| 5254 | while (fontname_dash = strchr (fontname_dash, '-')) |
| 5255 | *fontname_dash = '_'; |
| 5256 | |
| 5257 | if (lplogfont->lfHeight) |
| 5258 | { |
| 5259 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
| 5260 | sprintf (height_dpi, "%u", |
| 5261 | abs (lplogfont->lfHeight) * 720 / display_resy); |
| 5262 | } |
| 5263 | else |
| 5264 | { |
| 5265 | strcpy (height_pixels, "*"); |
| 5266 | strcpy (height_dpi, "*"); |
| 5267 | } |
| 5268 | if (lplogfont->lfWidth) |
| 5269 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); |
| 5270 | else |
| 5271 | strcpy (width_pixels, "*"); |
| 5272 | |
| 5273 | _snprintf (lpxstr, len - 1, |
| 5274 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
| 5275 | fonttype, /* foundry */ |
| 5276 | fontname, /* family */ |
| 5277 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ |
| 5278 | lplogfont->lfItalic?'i':'r', /* slant */ |
| 5279 | /* setwidth name */ |
| 5280 | /* add style name */ |
| 5281 | height_pixels, /* pixel size */ |
| 5282 | height_dpi, /* point size */ |
| 5283 | display_resx, /* resx */ |
| 5284 | display_resy, /* resy */ |
| 5285 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
| 5286 | ? 'p' : 'c', /* spacing */ |
| 5287 | width_pixels, /* avg width */ |
| 5288 | specific_charset ? specific_charset |
| 5289 | : w32_to_x_charset (lplogfont->lfCharSet) |
| 5290 | /* charset registry and encoding */ |
| 5291 | ); |
| 5292 | |
| 5293 | lpxstr[len - 1] = 0; /* just to be sure */ |
| 5294 | return (TRUE); |
| 5295 | } |
| 5296 | |
| 5297 | static BOOL |
| 5298 | x_to_w32_font (lpxstr, lplogfont) |
| 5299 | char * lpxstr; |
| 5300 | LOGFONT * lplogfont; |
| 5301 | { |
| 5302 | struct coding_system coding; |
| 5303 | |
| 5304 | if (!lplogfont) return (FALSE); |
| 5305 | |
| 5306 | memset (lplogfont, 0, sizeof (*lplogfont)); |
| 5307 | |
| 5308 | /* Set default value for each field. */ |
| 5309 | #if 1 |
| 5310 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
| 5311 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; |
| 5312 | lplogfont->lfQuality = DEFAULT_QUALITY; |
| 5313 | #else |
| 5314 | /* go for maximum quality */ |
| 5315 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; |
| 5316 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; |
| 5317 | lplogfont->lfQuality = PROOF_QUALITY; |
| 5318 | #endif |
| 5319 | |
| 5320 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
| 5321 | lplogfont->lfWeight = FW_DONTCARE; |
| 5322 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; |
| 5323 | |
| 5324 | if (!lpxstr) |
| 5325 | return FALSE; |
| 5326 | |
| 5327 | /* Provide a simple escape mechanism for specifying Windows font names |
| 5328 | * directly -- if font spec does not beginning with '-', assume this |
| 5329 | * format: |
| 5330 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" |
| 5331 | */ |
| 5332 | |
| 5333 | if (*lpxstr == '-') |
| 5334 | { |
| 5335 | int fields, tem; |
| 5336 | char name[50], weight[20], slant, pitch, pixels[10], height[10], |
| 5337 | width[10], resy[10], remainder[50]; |
| 5338 | char * encoding; |
| 5339 | int dpi = (int) one_w32_display_info.resy; |
| 5340 | |
| 5341 | fields = sscanf (lpxstr, |
| 5342 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
| 5343 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
| 5344 | if (fields == EOF) |
| 5345 | return (FALSE); |
| 5346 | |
| 5347 | /* In the general case when wildcards cover more than one field, |
| 5348 | we don't know which field is which, so don't fill any in. |
| 5349 | However, we need to cope with this particular form, which is |
| 5350 | generated by font_list_1 (invoked by try_font_list): |
| 5351 | "-raster-6x10-*-gb2312*-*" |
| 5352 | and make sure to correctly parse the charset field. */ |
| 5353 | if (fields == 3) |
| 5354 | { |
| 5355 | fields = sscanf (lpxstr, |
| 5356 | "-%*[^-]-%49[^-]-*-%49s", |
| 5357 | name, remainder); |
| 5358 | } |
| 5359 | else if (fields < 9) |
| 5360 | { |
| 5361 | fields = 0; |
| 5362 | remainder[0] = 0; |
| 5363 | } |
| 5364 | |
| 5365 | if (fields > 0 && name[0] != '*') |
| 5366 | { |
| 5367 | int bufsize; |
| 5368 | unsigned char *buf; |
| 5369 | |
| 5370 | setup_coding_system |
| 5371 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
| 5372 | coding.src_multibyte = 1; |
| 5373 | coding.dst_multibyte = 0; |
| 5374 | /* Need to set COMPOSITION_DISABLED, otherwise Emacs crashes in |
| 5375 | encode_coding_iso2022 trying to dereference a null pointer. */ |
| 5376 | coding.composing = COMPOSITION_DISABLED; |
| 5377 | if (coding.type == coding_type_iso2022) |
| 5378 | coding.flags |= CODING_FLAG_ISO_SAFE; |
| 5379 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
| 5380 | buf = (unsigned char *) alloca (bufsize); |
| 5381 | coding.mode |= CODING_MODE_LAST_BLOCK; |
| 5382 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
| 5383 | if (coding.produced >= LF_FACESIZE) |
| 5384 | coding.produced = LF_FACESIZE - 1; |
| 5385 | buf[coding.produced] = 0; |
| 5386 | strcpy (lplogfont->lfFaceName, buf); |
| 5387 | } |
| 5388 | else |
| 5389 | { |
| 5390 | lplogfont->lfFaceName[0] = '\0'; |
| 5391 | } |
| 5392 | |
| 5393 | fields--; |
| 5394 | |
| 5395 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
| 5396 | |
| 5397 | fields--; |
| 5398 | |
| 5399 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
| 5400 | |
| 5401 | fields--; |
| 5402 | |
| 5403 | if (fields > 0 && pixels[0] != '*') |
| 5404 | lplogfont->lfHeight = atoi (pixels); |
| 5405 | |
| 5406 | fields--; |
| 5407 | fields--; |
| 5408 | if (fields > 0 && resy[0] != '*') |
| 5409 | { |
| 5410 | tem = atoi (resy); |
| 5411 | if (tem > 0) dpi = tem; |
| 5412 | } |
| 5413 | |
| 5414 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
| 5415 | lplogfont->lfHeight = atoi (height) * dpi / 720; |
| 5416 | |
| 5417 | if (fields > 0) |
| 5418 | lplogfont->lfPitchAndFamily = |
| 5419 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; |
| 5420 | |
| 5421 | fields--; |
| 5422 | |
| 5423 | if (fields > 0 && width[0] != '*') |
| 5424 | lplogfont->lfWidth = atoi (width) / 10; |
| 5425 | |
| 5426 | fields--; |
| 5427 | |
| 5428 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
| 5429 | fails the test against xlfd-tight-regexp in fontset.el). */ |
| 5430 | { |
| 5431 | int len = strlen (remainder); |
| 5432 | if (len > 0 && remainder[len-1] == '-') |
| 5433 | remainder[len-1] = 0; |
| 5434 | } |
| 5435 | encoding = remainder; |
| 5436 | #if 0 |
| 5437 | if (strncmp (encoding, "*-", 2) == 0) |
| 5438 | encoding += 2; |
| 5439 | #endif |
| 5440 | lplogfont->lfCharSet = x_to_w32_charset (encoding); |
| 5441 | } |
| 5442 | else |
| 5443 | { |
| 5444 | int fields; |
| 5445 | char name[100], height[10], width[10], weight[20]; |
| 5446 | |
| 5447 | fields = sscanf (lpxstr, |
| 5448 | "%99[^:]:%9[^:]:%9[^:]:%19s", |
| 5449 | name, height, width, weight); |
| 5450 | |
| 5451 | if (fields == EOF) return (FALSE); |
| 5452 | |
| 5453 | if (fields > 0) |
| 5454 | { |
| 5455 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); |
| 5456 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; |
| 5457 | } |
| 5458 | else |
| 5459 | { |
| 5460 | lplogfont->lfFaceName[0] = 0; |
| 5461 | } |
| 5462 | |
| 5463 | fields--; |
| 5464 | |
| 5465 | if (fields > 0) |
| 5466 | lplogfont->lfHeight = atoi (height); |
| 5467 | |
| 5468 | fields--; |
| 5469 | |
| 5470 | if (fields > 0) |
| 5471 | lplogfont->lfWidth = atoi (width); |
| 5472 | |
| 5473 | fields--; |
| 5474 | |
| 5475 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
| 5476 | } |
| 5477 | |
| 5478 | /* This makes TrueType fonts work better. */ |
| 5479 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); |
| 5480 | |
| 5481 | return (TRUE); |
| 5482 | } |
| 5483 | |
| 5484 | /* Strip the pixel height and point height from the given xlfd, and |
| 5485 | return the pixel height. If no pixel height is specified, calculate |
| 5486 | one from the point height, or if that isn't defined either, return |
| 5487 | 0 (which usually signifies a scalable font). |
| 5488 | */ |
| 5489 | static int |
| 5490 | xlfd_strip_height (char *fontname) |
| 5491 | { |
| 5492 | int pixel_height, field_number; |
| 5493 | char *read_from, *write_to; |
| 5494 | |
| 5495 | xassert (fontname); |
| 5496 | |
| 5497 | pixel_height = field_number = 0; |
| 5498 | write_to = NULL; |
| 5499 | |
| 5500 | /* Look for height fields. */ |
| 5501 | for (read_from = fontname; *read_from; read_from++) |
| 5502 | { |
| 5503 | if (*read_from == '-') |
| 5504 | { |
| 5505 | field_number++; |
| 5506 | if (field_number == 7) /* Pixel height. */ |
| 5507 | { |
| 5508 | read_from++; |
| 5509 | write_to = read_from; |
| 5510 | |
| 5511 | /* Find end of field. */ |
| 5512 | for (;*read_from && *read_from != '-'; read_from++) |
| 5513 | ; |
| 5514 | |
| 5515 | /* Split the fontname at end of field. */ |
| 5516 | if (*read_from) |
| 5517 | { |
| 5518 | *read_from = '\0'; |
| 5519 | read_from++; |
| 5520 | } |
| 5521 | pixel_height = atoi (write_to); |
| 5522 | /* Blank out field. */ |
| 5523 | if (read_from > write_to) |
| 5524 | { |
| 5525 | *write_to = '-'; |
| 5526 | write_to++; |
| 5527 | } |
| 5528 | /* If the pixel height field is at the end (partial xlfd), |
| 5529 | return now. */ |
| 5530 | else |
| 5531 | return pixel_height; |
| 5532 | |
| 5533 | /* If we got a pixel height, the point height can be |
| 5534 | ignored. Just blank it out and break now. */ |
| 5535 | if (pixel_height) |
| 5536 | { |
| 5537 | /* Find end of point size field. */ |
| 5538 | for (; *read_from && *read_from != '-'; read_from++) |
| 5539 | ; |
| 5540 | |
| 5541 | if (*read_from) |
| 5542 | read_from++; |
| 5543 | |
| 5544 | /* Blank out the point size field. */ |
| 5545 | if (read_from > write_to) |
| 5546 | { |
| 5547 | *write_to = '-'; |
| 5548 | write_to++; |
| 5549 | } |
| 5550 | else |
| 5551 | return pixel_height; |
| 5552 | |
| 5553 | break; |
| 5554 | } |
| 5555 | /* If the point height is already blank, break now. */ |
| 5556 | if (*read_from == '-') |
| 5557 | { |
| 5558 | read_from++; |
| 5559 | break; |
| 5560 | } |
| 5561 | } |
| 5562 | else if (field_number == 8) |
| 5563 | { |
| 5564 | /* If we didn't get a pixel height, try to get the point |
| 5565 | height and convert that. */ |
| 5566 | int point_size; |
| 5567 | char *point_size_start = read_from++; |
| 5568 | |
| 5569 | /* Find end of field. */ |
| 5570 | for (; *read_from && *read_from != '-'; read_from++) |
| 5571 | ; |
| 5572 | |
| 5573 | if (*read_from) |
| 5574 | { |
| 5575 | *read_from = '\0'; |
| 5576 | read_from++; |
| 5577 | } |
| 5578 | |
| 5579 | point_size = atoi (point_size_start); |
| 5580 | |
| 5581 | /* Convert to pixel height. */ |
| 5582 | pixel_height = point_size |
| 5583 | * one_w32_display_info.height_in / 720; |
| 5584 | |
| 5585 | /* Blank out this field and break. */ |
| 5586 | *write_to = '-'; |
| 5587 | write_to++; |
| 5588 | break; |
| 5589 | } |
| 5590 | } |
| 5591 | } |
| 5592 | |
| 5593 | /* Shift the rest of the font spec into place. */ |
| 5594 | if (write_to && read_from > write_to) |
| 5595 | { |
| 5596 | for (; *read_from; read_from++, write_to++) |
| 5597 | *write_to = *read_from; |
| 5598 | *write_to = '\0'; |
| 5599 | } |
| 5600 | |
| 5601 | return pixel_height; |
| 5602 | } |
| 5603 | |
| 5604 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
| 5605 | static BOOL |
| 5606 | w32_font_match (fontname, pattern) |
| 5607 | char * fontname; |
| 5608 | char * pattern; |
| 5609 | { |
| 5610 | char *font_name_copy; |
| 5611 | char *ptr; |
| 5612 | Lisp_Object encoded_font_name; |
| 5613 | char *regex = alloca (strlen (pattern) * 2 + 3); |
| 5614 | |
| 5615 | /* Convert fontname to unibyte for match. */ |
| 5616 | encoded_font_name = string_make_unibyte (build_string (fontname)); |
| 5617 | font_name_copy = SDATA (encoded_font_name); |
| 5618 | |
| 5619 | ptr = regex; |
| 5620 | *ptr++ = '^'; |
| 5621 | |
| 5622 | /* Turn pattern into a regexp and do a regexp match. */ |
| 5623 | for (; *pattern; pattern++) |
| 5624 | { |
| 5625 | if (*pattern == '?') |
| 5626 | *ptr++ = '.'; |
| 5627 | else if (*pattern == '*') |
| 5628 | { |
| 5629 | *ptr++ = '.'; |
| 5630 | *ptr++ = '*'; |
| 5631 | } |
| 5632 | else |
| 5633 | *ptr++ = *pattern; |
| 5634 | } |
| 5635 | *ptr = '$'; |
| 5636 | *(ptr + 1) = '\0'; |
| 5637 | |
| 5638 | /* Strip out font heights and compare them seperately, since |
| 5639 | rounding error can cause mismatches. This also allows a |
| 5640 | comparison between a font that declares only a pixel height and a |
| 5641 | pattern that declares the point height. |
| 5642 | */ |
| 5643 | { |
| 5644 | int font_height, pattern_height; |
| 5645 | |
| 5646 | font_height = xlfd_strip_height (font_name_copy); |
| 5647 | pattern_height = xlfd_strip_height (regex); |
| 5648 | |
| 5649 | /* Compare now, and don't bother doing expensive regexp matching |
| 5650 | if the heights differ. */ |
| 5651 | if (font_height && pattern_height && (font_height != pattern_height)) |
| 5652 | return FALSE; |
| 5653 | } |
| 5654 | |
| 5655 | return (fast_c_string_match_ignore_case (build_string (regex), |
| 5656 | font_name_copy) >= 0); |
| 5657 | } |
| 5658 | |
| 5659 | /* Callback functions, and a structure holding info they need, for |
| 5660 | listing system fonts on W32. We need one set of functions to do the |
| 5661 | job properly, but these don't work on NT 3.51 and earlier, so we |
| 5662 | have a second set which don't handle character sets properly to |
| 5663 | fall back on. |
| 5664 | |
| 5665 | In both cases, there are two passes made. The first pass gets one |
| 5666 | font from each family, the second pass lists all the fonts from |
| 5667 | each family. */ |
| 5668 | |
| 5669 | typedef struct enumfont_t |
| 5670 | { |
| 5671 | HDC hdc; |
| 5672 | int numFonts; |
| 5673 | LOGFONT logfont; |
| 5674 | XFontStruct *size_ref; |
| 5675 | Lisp_Object pattern; |
| 5676 | Lisp_Object list; |
| 5677 | } enumfont_t; |
| 5678 | |
| 5679 | |
| 5680 | static void |
| 5681 | enum_font_maybe_add_to_list (enumfont_t *, LOGFONT *, char *, Lisp_Object); |
| 5682 | |
| 5683 | |
| 5684 | static int CALLBACK |
| 5685 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
| 5686 | ENUMLOGFONT * lplf; |
| 5687 | NEWTEXTMETRIC * lptm; |
| 5688 | int FontType; |
| 5689 | enumfont_t * lpef; |
| 5690 | { |
| 5691 | /* Ignore struck out and underlined versions of fonts. */ |
| 5692 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) |
| 5693 | return 1; |
| 5694 | |
| 5695 | /* Only return fonts with names starting with @ if they were |
| 5696 | explicitly specified, since Microsoft uses an initial @ to |
| 5697 | denote fonts for vertical writing, without providing a more |
| 5698 | convenient way of identifying them. */ |
| 5699 | if (lplf->elfLogFont.lfFaceName[0] == '@' |
| 5700 | && lpef->logfont.lfFaceName[0] != '@') |
| 5701 | return 1; |
| 5702 | |
| 5703 | /* Check that the character set matches if it was specified */ |
| 5704 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && |
| 5705 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) |
| 5706 | return 1; |
| 5707 | |
| 5708 | if (FontType == RASTER_FONTTYPE) |
| 5709 | { |
| 5710 | /* DBCS raster fonts have problems displaying, so skip them. */ |
| 5711 | int charset = lplf->elfLogFont.lfCharSet; |
| 5712 | if (charset == SHIFTJIS_CHARSET |
| 5713 | || charset == HANGEUL_CHARSET |
| 5714 | || charset == CHINESEBIG5_CHARSET |
| 5715 | || charset == GB2312_CHARSET |
| 5716 | #ifdef JOHAB_CHARSET |
| 5717 | || charset == JOHAB_CHARSET |
| 5718 | #endif |
| 5719 | ) |
| 5720 | return 1; |
| 5721 | } |
| 5722 | |
| 5723 | { |
| 5724 | char buf[100]; |
| 5725 | Lisp_Object width = Qnil; |
| 5726 | Lisp_Object charset_list = Qnil; |
| 5727 | char *charset = NULL; |
| 5728 | |
| 5729 | /* Truetype fonts do not report their true metrics until loaded */ |
| 5730 | if (FontType != RASTER_FONTTYPE) |
| 5731 | { |
| 5732 | if (!NILP (lpef->pattern)) |
| 5733 | { |
| 5734 | /* Scalable fonts are as big as you want them to be. */ |
| 5735 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; |
| 5736 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; |
| 5737 | width = make_number (lpef->logfont.lfWidth); |
| 5738 | } |
| 5739 | else |
| 5740 | { |
| 5741 | lplf->elfLogFont.lfHeight = 0; |
| 5742 | lplf->elfLogFont.lfWidth = 0; |
| 5743 | } |
| 5744 | } |
| 5745 | |
| 5746 | /* Make sure the height used here is the same as everywhere |
| 5747 | else (ie character height, not cell height). */ |
| 5748 | if (lplf->elfLogFont.lfHeight > 0) |
| 5749 | { |
| 5750 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ |
| 5751 | if (FontType == RASTER_FONTTYPE) |
| 5752 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; |
| 5753 | else |
| 5754 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; |
| 5755 | } |
| 5756 | |
| 5757 | if (!NILP (lpef->pattern)) |
| 5758 | { |
| 5759 | charset = xlfd_charset_of_font (SDATA (lpef->pattern)); |
| 5760 | |
| 5761 | /* We already checked charsets above, but DEFAULT_CHARSET |
| 5762 | slipped through. So only allow exact matches for DEFAULT_CHARSET. */ |
| 5763 | if (charset |
| 5764 | && strncmp (charset, "*-*", 3) != 0 |
| 5765 | && lpef->logfont.lfCharSet == DEFAULT_CHARSET |
| 5766 | && strcmp (charset, w32_to_x_charset (DEFAULT_CHARSET)) != 0) |
| 5767 | return 1; |
| 5768 | } |
| 5769 | |
| 5770 | if (charset) |
| 5771 | charset_list = Fcons (build_string (charset), Qnil); |
| 5772 | else |
| 5773 | charset_list = w32_to_all_x_charsets (lplf->elfLogFont.lfCharSet); |
| 5774 | |
| 5775 | /* Loop through the charsets. */ |
| 5776 | for ( ; CONSP (charset_list); charset_list = Fcdr (charset_list)) |
| 5777 | { |
| 5778 | Lisp_Object this_charset = Fcar (charset_list); |
| 5779 | charset = SDATA (this_charset); |
| 5780 | |
| 5781 | /* List bold and italic variations if w32-enable-synthesized-fonts |
| 5782 | is non-nil and this is a plain font. */ |
| 5783 | if (w32_enable_synthesized_fonts |
| 5784 | && lplf->elfLogFont.lfWeight == FW_NORMAL |
| 5785 | && lplf->elfLogFont.lfItalic == FALSE) |
| 5786 | { |
| 5787 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), |
| 5788 | charset, width); |
| 5789 | /* bold. */ |
| 5790 | lplf->elfLogFont.lfWeight = FW_BOLD; |
| 5791 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), |
| 5792 | charset, width); |
| 5793 | /* bold italic. */ |
| 5794 | lplf->elfLogFont.lfItalic = TRUE; |
| 5795 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), |
| 5796 | charset, width); |
| 5797 | /* italic. */ |
| 5798 | lplf->elfLogFont.lfWeight = FW_NORMAL; |
| 5799 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), |
| 5800 | charset, width); |
| 5801 | } |
| 5802 | else |
| 5803 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), |
| 5804 | charset, width); |
| 5805 | } |
| 5806 | } |
| 5807 | |
| 5808 | return 1; |
| 5809 | } |
| 5810 | |
| 5811 | static void |
| 5812 | enum_font_maybe_add_to_list (lpef, logfont, match_charset, width) |
| 5813 | enumfont_t * lpef; |
| 5814 | LOGFONT * logfont; |
| 5815 | char * match_charset; |
| 5816 | Lisp_Object width; |
| 5817 | { |
| 5818 | char buf[100]; |
| 5819 | |
| 5820 | if (!w32_to_x_font (logfont, buf, 100, match_charset)) |
| 5821 | return; |
| 5822 | |
| 5823 | if (NILP (lpef->pattern) |
| 5824 | || w32_font_match (buf, SDATA (lpef->pattern))) |
| 5825 | { |
| 5826 | /* Check if we already listed this font. This may happen if |
| 5827 | w32_enable_synthesized_fonts is non-nil, and there are real |
| 5828 | bold and italic versions of the font. */ |
| 5829 | Lisp_Object font_name = build_string (buf); |
| 5830 | if (NILP (Fmember (font_name, lpef->list))) |
| 5831 | { |
| 5832 | Lisp_Object entry = Fcons (font_name, width); |
| 5833 | lpef->list = Fcons (entry, lpef->list); |
| 5834 | lpef->numFonts++; |
| 5835 | } |
| 5836 | } |
| 5837 | } |
| 5838 | |
| 5839 | |
| 5840 | static int CALLBACK |
| 5841 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
| 5842 | ENUMLOGFONT * lplf; |
| 5843 | NEWTEXTMETRIC * lptm; |
| 5844 | int FontType; |
| 5845 | enumfont_t * lpef; |
| 5846 | { |
| 5847 | return EnumFontFamilies (lpef->hdc, |
| 5848 | lplf->elfLogFont.lfFaceName, |
| 5849 | (FONTENUMPROC) enum_font_cb2, |
| 5850 | (LPARAM) lpef); |
| 5851 | } |
| 5852 | |
| 5853 | |
| 5854 | static int CALLBACK |
| 5855 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
| 5856 | ENUMLOGFONTEX * lplf; |
| 5857 | NEWTEXTMETRICEX * lptm; |
| 5858 | int font_type; |
| 5859 | enumfont_t * lpef; |
| 5860 | { |
| 5861 | /* We are not interested in the extra info we get back from the 'Ex |
| 5862 | version - only the fact that we get character set variations |
| 5863 | enumerated seperately. */ |
| 5864 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, |
| 5865 | font_type, lpef); |
| 5866 | } |
| 5867 | |
| 5868 | static int CALLBACK |
| 5869 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
| 5870 | ENUMLOGFONTEX * lplf; |
| 5871 | NEWTEXTMETRICEX * lptm; |
| 5872 | int font_type; |
| 5873 | enumfont_t * lpef; |
| 5874 | { |
| 5875 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); |
| 5876 | FARPROC enum_font_families_ex |
| 5877 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); |
| 5878 | /* We don't really expect EnumFontFamiliesEx to disappear once we |
| 5879 | get here, so don't bother handling it gracefully. */ |
| 5880 | if (enum_font_families_ex == NULL) |
| 5881 | error ("gdi32.dll has disappeared!"); |
| 5882 | return enum_font_families_ex (lpef->hdc, |
| 5883 | &lplf->elfLogFont, |
| 5884 | (FONTENUMPROC) enum_fontex_cb2, |
| 5885 | (LPARAM) lpef, 0); |
| 5886 | } |
| 5887 | |
| 5888 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
| 5889 | and xterm.c in Emacs 20.3) */ |
| 5890 | |
| 5891 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
| 5892 | { |
| 5893 | char *fontname, *ptnstr; |
| 5894 | Lisp_Object list, tem, newlist = Qnil; |
| 5895 | int n_fonts = 0; |
| 5896 | |
| 5897 | list = Vw32_bdf_filename_alist; |
| 5898 | ptnstr = SDATA (pattern); |
| 5899 | |
| 5900 | for ( ; CONSP (list); list = XCDR (list)) |
| 5901 | { |
| 5902 | tem = XCAR (list); |
| 5903 | if (CONSP (tem)) |
| 5904 | fontname = SDATA (XCAR (tem)); |
| 5905 | else if (STRINGP (tem)) |
| 5906 | fontname = SDATA (tem); |
| 5907 | else |
| 5908 | continue; |
| 5909 | |
| 5910 | if (w32_font_match (fontname, ptnstr)) |
| 5911 | { |
| 5912 | newlist = Fcons (XCAR (tem), newlist); |
| 5913 | n_fonts++; |
| 5914 | if (max_names >= 0 && n_fonts >= max_names) |
| 5915 | break; |
| 5916 | } |
| 5917 | } |
| 5918 | |
| 5919 | return newlist; |
| 5920 | } |
| 5921 | |
| 5922 | |
| 5923 | /* Return a list of names of available fonts matching PATTERN on frame |
| 5924 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts |
| 5925 | to be listed. Frame F NULL means we have not yet created any |
| 5926 | frame, which means we can't get proper size info, as we don't have |
| 5927 | a device context to use for GetTextMetrics. |
| 5928 | MAXNAMES sets a limit on how many fonts to match. If MAXNAMES is |
| 5929 | negative, then all matching fonts are returned. */ |
| 5930 | |
| 5931 | Lisp_Object |
| 5932 | w32_list_fonts (f, pattern, size, maxnames) |
| 5933 | struct frame *f; |
| 5934 | Lisp_Object pattern; |
| 5935 | int size; |
| 5936 | int maxnames; |
| 5937 | { |
| 5938 | Lisp_Object patterns, key = Qnil, tem, tpat; |
| 5939 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
| 5940 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
| 5941 | int n_fonts = 0; |
| 5942 | |
| 5943 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
| 5944 | if (NILP (patterns)) |
| 5945 | patterns = Fcons (pattern, Qnil); |
| 5946 | |
| 5947 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
| 5948 | { |
| 5949 | enumfont_t ef; |
| 5950 | int codepage; |
| 5951 | |
| 5952 | tpat = XCAR (patterns); |
| 5953 | |
| 5954 | if (!STRINGP (tpat)) |
| 5955 | continue; |
| 5956 | |
| 5957 | /* Avoid expensive EnumFontFamilies functions if we are not |
| 5958 | going to be able to output one of these anyway. */ |
| 5959 | codepage = w32_codepage_for_font (SDATA (tpat)); |
| 5960 | if (codepage != CP_8BIT && codepage != CP_UNICODE |
| 5961 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
| 5962 | && !IsValidCodePage(codepage)) |
| 5963 | continue; |
| 5964 | |
| 5965 | /* See if we cached the result for this particular query. |
| 5966 | The cache is an alist of the form: |
| 5967 | ((PATTERN (FONTNAME . WIDTH) ...) ...) |
| 5968 | */ |
| 5969 | if (tem = XCDR (dpyinfo->name_list_element), |
| 5970 | !NILP (list = Fassoc (tpat, tem))) |
| 5971 | { |
| 5972 | list = Fcdr_safe (list); |
| 5973 | /* We have a cached list. Don't have to get the list again. */ |
| 5974 | goto label_cached; |
| 5975 | } |
| 5976 | |
| 5977 | BLOCK_INPUT; |
| 5978 | /* At first, put PATTERN in the cache. */ |
| 5979 | ef.pattern = tpat; |
| 5980 | ef.list = Qnil; |
| 5981 | ef.numFonts = 0; |
| 5982 | |
| 5983 | /* Use EnumFontFamiliesEx where it is available, as it knows |
| 5984 | about character sets. Fall back to EnumFontFamilies for |
| 5985 | older versions of NT that don't support the 'Ex function. */ |
| 5986 | x_to_w32_font (SDATA (tpat), &ef.logfont); |
| 5987 | { |
| 5988 | LOGFONT font_match_pattern; |
| 5989 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); |
| 5990 | FARPROC enum_font_families_ex |
| 5991 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); |
| 5992 | |
| 5993 | /* We do our own pattern matching so we can handle wildcards. */ |
| 5994 | font_match_pattern.lfFaceName[0] = 0; |
| 5995 | font_match_pattern.lfPitchAndFamily = 0; |
| 5996 | /* We can use the charset, because if it is a wildcard it will |
| 5997 | be DEFAULT_CHARSET anyway. */ |
| 5998 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; |
| 5999 | |
| 6000 | ef.hdc = GetDC (dpyinfo->root_window); |
| 6001 | |
| 6002 | if (enum_font_families_ex) |
| 6003 | enum_font_families_ex (ef.hdc, |
| 6004 | &font_match_pattern, |
| 6005 | (FONTENUMPROC) enum_fontex_cb1, |
| 6006 | (LPARAM) &ef, 0); |
| 6007 | else |
| 6008 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, |
| 6009 | (LPARAM)&ef); |
| 6010 | |
| 6011 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
| 6012 | } |
| 6013 | |
| 6014 | UNBLOCK_INPUT; |
| 6015 | list = ef.list; |
| 6016 | |
| 6017 | /* Make a list of the fonts we got back. |
| 6018 | Store that in the font cache for the display. */ |
| 6019 | XSETCDR (dpyinfo->name_list_element, |
| 6020 | Fcons (Fcons (tpat, list), |
| 6021 | XCDR (dpyinfo->name_list_element))); |
| 6022 | |
| 6023 | label_cached: |
| 6024 | if (NILP (list)) continue; /* Try the remaining alternatives. */ |
| 6025 | |
| 6026 | newlist = second_best = Qnil; |
| 6027 | |
| 6028 | /* Make a list of the fonts that have the right width. */ |
| 6029 | for (; CONSP (list); list = XCDR (list)) |
| 6030 | { |
| 6031 | int found_size; |
| 6032 | tem = XCAR (list); |
| 6033 | |
| 6034 | if (!CONSP (tem)) |
| 6035 | continue; |
| 6036 | if (NILP (XCAR (tem))) |
| 6037 | continue; |
| 6038 | if (!size) |
| 6039 | { |
| 6040 | newlist = Fcons (XCAR (tem), newlist); |
| 6041 | n_fonts++; |
| 6042 | if (maxnames >= 0 && n_fonts >= maxnames) |
| 6043 | break; |
| 6044 | else |
| 6045 | continue; |
| 6046 | } |
| 6047 | if (!INTEGERP (XCDR (tem))) |
| 6048 | { |
| 6049 | /* Since we don't yet know the size of the font, we must |
| 6050 | load it and try GetTextMetrics. */ |
| 6051 | W32FontStruct thisinfo; |
| 6052 | LOGFONT lf; |
| 6053 | HDC hdc; |
| 6054 | HANDLE oldobj; |
| 6055 | |
| 6056 | if (!x_to_w32_font (SDATA (XCAR (tem)), &lf)) |
| 6057 | continue; |
| 6058 | |
| 6059 | BLOCK_INPUT; |
| 6060 | thisinfo.bdf = NULL; |
| 6061 | thisinfo.hfont = CreateFontIndirect (&lf); |
| 6062 | if (thisinfo.hfont == NULL) |
| 6063 | continue; |
| 6064 | |
| 6065 | hdc = GetDC (dpyinfo->root_window); |
| 6066 | oldobj = SelectObject (hdc, thisinfo.hfont); |
| 6067 | if (GetTextMetrics (hdc, &thisinfo.tm)) |
| 6068 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
| 6069 | else |
| 6070 | XSETCDR (tem, make_number (0)); |
| 6071 | SelectObject (hdc, oldobj); |
| 6072 | ReleaseDC (dpyinfo->root_window, hdc); |
| 6073 | DeleteObject(thisinfo.hfont); |
| 6074 | UNBLOCK_INPUT; |
| 6075 | } |
| 6076 | found_size = XINT (XCDR (tem)); |
| 6077 | if (found_size == size) |
| 6078 | { |
| 6079 | newlist = Fcons (XCAR (tem), newlist); |
| 6080 | n_fonts++; |
| 6081 | if (maxnames >= 0 && n_fonts >= maxnames) |
| 6082 | break; |
| 6083 | } |
| 6084 | /* keep track of the closest matching size in case |
| 6085 | no exact match is found. */ |
| 6086 | else if (found_size > 0) |
| 6087 | { |
| 6088 | if (NILP (second_best)) |
| 6089 | second_best = tem; |
| 6090 | |
| 6091 | else if (found_size < size) |
| 6092 | { |
| 6093 | if (XINT (XCDR (second_best)) > size |
| 6094 | || XINT (XCDR (second_best)) < found_size) |
| 6095 | second_best = tem; |
| 6096 | } |
| 6097 | else |
| 6098 | { |
| 6099 | if (XINT (XCDR (second_best)) > size |
| 6100 | && XINT (XCDR (second_best)) > |
| 6101 | found_size) |
| 6102 | second_best = tem; |
| 6103 | } |
| 6104 | } |
| 6105 | } |
| 6106 | |
| 6107 | if (!NILP (newlist)) |
| 6108 | break; |
| 6109 | else if (!NILP (second_best)) |
| 6110 | { |
| 6111 | newlist = Fcons (XCAR (second_best), Qnil); |
| 6112 | break; |
| 6113 | } |
| 6114 | } |
| 6115 | |
| 6116 | /* Include any bdf fonts. */ |
| 6117 | if (n_fonts < maxnames || maxnames < 0) |
| 6118 | { |
| 6119 | Lisp_Object combined[2]; |
| 6120 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
| 6121 | combined[1] = newlist; |
| 6122 | newlist = Fnconc(2, combined); |
| 6123 | } |
| 6124 | |
| 6125 | return newlist; |
| 6126 | } |
| 6127 | |
| 6128 | |
| 6129 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
| 6130 | struct font_info * |
| 6131 | w32_get_font_info (f, font_idx) |
| 6132 | FRAME_PTR f; |
| 6133 | int font_idx; |
| 6134 | { |
| 6135 | return (FRAME_W32_FONT_TABLE (f) + font_idx); |
| 6136 | } |
| 6137 | |
| 6138 | |
| 6139 | struct font_info* |
| 6140 | w32_query_font (struct frame *f, char *fontname) |
| 6141 | { |
| 6142 | int i; |
| 6143 | struct font_info *pfi; |
| 6144 | |
| 6145 | pfi = FRAME_W32_FONT_TABLE (f); |
| 6146 | |
| 6147 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) |
| 6148 | { |
| 6149 | if (strcmp(pfi->name, fontname) == 0) return pfi; |
| 6150 | } |
| 6151 | |
| 6152 | return NULL; |
| 6153 | } |
| 6154 | |
| 6155 | /* Find a CCL program for a font specified by FONTP, and set the member |
| 6156 | `encoder' of the structure. */ |
| 6157 | |
| 6158 | void |
| 6159 | w32_find_ccl_program (fontp) |
| 6160 | struct font_info *fontp; |
| 6161 | { |
| 6162 | Lisp_Object list, elt; |
| 6163 | |
| 6164 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
| 6165 | { |
| 6166 | elt = XCAR (list); |
| 6167 | if (CONSP (elt) |
| 6168 | && STRINGP (XCAR (elt)) |
| 6169 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) |
| 6170 | >= 0)) |
| 6171 | break; |
| 6172 | } |
| 6173 | if (! NILP (list)) |
| 6174 | { |
| 6175 | struct ccl_program *ccl |
| 6176 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); |
| 6177 | |
| 6178 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
| 6179 | xfree (ccl); |
| 6180 | else |
| 6181 | fontp->font_encoder = ccl; |
| 6182 | } |
| 6183 | } |
| 6184 | |
| 6185 | /* directory-files from dired.c. */ |
| 6186 | Lisp_Object Fdirectory_files P_((Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)); |
| 6187 | |
| 6188 | \f |
| 6189 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
| 6190 | as this calls lisp to get a directory listing). */ |
| 6191 | static Lisp_Object |
| 6192 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) |
| 6193 | { |
| 6194 | Lisp_Object filelist, list = Qnil; |
| 6195 | char fontname[100]; |
| 6196 | |
| 6197 | if (!STRINGP(directory)) |
| 6198 | return Qnil; |
| 6199 | |
| 6200 | filelist = Fdirectory_files (directory, Qt, |
| 6201 | build_string (".*\\.[bB][dD][fF]"), Qt); |
| 6202 | |
| 6203 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) |
| 6204 | { |
| 6205 | Lisp_Object filename = XCAR (filelist); |
| 6206 | if (w32_BDF_to_x_font (SDATA (filename), fontname, 100)) |
| 6207 | store_in_alist (&list, build_string (fontname), filename); |
| 6208 | } |
| 6209 | return list; |
| 6210 | } |
| 6211 | |
| 6212 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
| 6213 | 1, 1, 0, |
| 6214 | doc: /* Return a list of BDF fonts in DIRECTORY. |
| 6215 | The list is suitable for appending to `w32-bdf-filename-alist'. |
| 6216 | Fonts which do not contain an xlfd description will not be included |
| 6217 | in the list. DIRECTORY may be a list of directories. */) |
| 6218 | (directory) |
| 6219 | Lisp_Object directory; |
| 6220 | { |
| 6221 | Lisp_Object list = Qnil; |
| 6222 | struct gcpro gcpro1, gcpro2; |
| 6223 | |
| 6224 | if (!CONSP (directory)) |
| 6225 | return w32_find_bdf_fonts_in_dir (directory); |
| 6226 | |
| 6227 | for ( ; CONSP (directory); directory = XCDR (directory)) |
| 6228 | { |
| 6229 | Lisp_Object pair[2]; |
| 6230 | pair[0] = list; |
| 6231 | pair[1] = Qnil; |
| 6232 | GCPRO2 (directory, list); |
| 6233 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); |
| 6234 | list = Fnconc( 2, pair ); |
| 6235 | UNGCPRO; |
| 6236 | } |
| 6237 | return list; |
| 6238 | } |
| 6239 | |
| 6240 | \f |
| 6241 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
| 6242 | doc: /* Internal function called by `color-defined-p', which see. */) |
| 6243 | (color, frame) |
| 6244 | Lisp_Object color, frame; |
| 6245 | { |
| 6246 | XColor foo; |
| 6247 | FRAME_PTR f = check_x_frame (frame); |
| 6248 | |
| 6249 | CHECK_STRING (color); |
| 6250 | |
| 6251 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
| 6252 | return Qt; |
| 6253 | else |
| 6254 | return Qnil; |
| 6255 | } |
| 6256 | |
| 6257 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
| 6258 | doc: /* Internal function called by `color-values', which see. */) |
| 6259 | (color, frame) |
| 6260 | Lisp_Object color, frame; |
| 6261 | { |
| 6262 | XColor foo; |
| 6263 | FRAME_PTR f = check_x_frame (frame); |
| 6264 | |
| 6265 | CHECK_STRING (color); |
| 6266 | |
| 6267 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
| 6268 | { |
| 6269 | Lisp_Object rgb[3]; |
| 6270 | |
| 6271 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
| 6272 | | GetRValue (foo.pixel)); |
| 6273 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) |
| 6274 | | GetGValue (foo.pixel)); |
| 6275 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) |
| 6276 | | GetBValue (foo.pixel)); |
| 6277 | return Flist (3, rgb); |
| 6278 | } |
| 6279 | else |
| 6280 | return Qnil; |
| 6281 | } |
| 6282 | |
| 6283 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
| 6284 | doc: /* Internal function called by `display-color-p', which see. */) |
| 6285 | (display) |
| 6286 | Lisp_Object display; |
| 6287 | { |
| 6288 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6289 | |
| 6290 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) |
| 6291 | return Qnil; |
| 6292 | |
| 6293 | return Qt; |
| 6294 | } |
| 6295 | |
| 6296 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
| 6297 | Sx_display_grayscale_p, 0, 1, 0, |
| 6298 | doc: /* Return t if DISPLAY supports shades of gray. |
| 6299 | Note that color displays do support shades of gray. |
| 6300 | The optional argument DISPLAY specifies which display to ask about. |
| 6301 | DISPLAY should be either a frame or a display name (a string). |
| 6302 | If omitted or nil, that stands for the selected frame's display. */) |
| 6303 | (display) |
| 6304 | Lisp_Object display; |
| 6305 | { |
| 6306 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6307 | |
| 6308 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) |
| 6309 | return Qnil; |
| 6310 | |
| 6311 | return Qt; |
| 6312 | } |
| 6313 | |
| 6314 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
| 6315 | Sx_display_pixel_width, 0, 1, 0, |
| 6316 | doc: /* Returns the width in pixels of DISPLAY. |
| 6317 | The optional argument DISPLAY specifies which display to ask about. |
| 6318 | DISPLAY should be either a frame or a display name (a string). |
| 6319 | If omitted or nil, that stands for the selected frame's display. */) |
| 6320 | (display) |
| 6321 | Lisp_Object display; |
| 6322 | { |
| 6323 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6324 | |
| 6325 | return make_number (dpyinfo->width); |
| 6326 | } |
| 6327 | |
| 6328 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, |
| 6329 | Sx_display_pixel_height, 0, 1, 0, |
| 6330 | doc: /* Returns the height in pixels of DISPLAY. |
| 6331 | The optional argument DISPLAY specifies which display to ask about. |
| 6332 | DISPLAY should be either a frame or a display name (a string). |
| 6333 | If omitted or nil, that stands for the selected frame's display. */) |
| 6334 | (display) |
| 6335 | Lisp_Object display; |
| 6336 | { |
| 6337 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6338 | |
| 6339 | return make_number (dpyinfo->height); |
| 6340 | } |
| 6341 | |
| 6342 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, |
| 6343 | 0, 1, 0, |
| 6344 | doc: /* Returns the number of bitplanes of DISPLAY. |
| 6345 | The optional argument DISPLAY specifies which display to ask about. |
| 6346 | DISPLAY should be either a frame or a display name (a string). |
| 6347 | If omitted or nil, that stands for the selected frame's display. */) |
| 6348 | (display) |
| 6349 | Lisp_Object display; |
| 6350 | { |
| 6351 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6352 | |
| 6353 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); |
| 6354 | } |
| 6355 | |
| 6356 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, |
| 6357 | 0, 1, 0, |
| 6358 | doc: /* Returns the number of color cells of DISPLAY. |
| 6359 | The optional argument DISPLAY specifies which display to ask about. |
| 6360 | DISPLAY should be either a frame or a display name (a string). |
| 6361 | If omitted or nil, that stands for the selected frame's display. */) |
| 6362 | (display) |
| 6363 | Lisp_Object display; |
| 6364 | { |
| 6365 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6366 | HDC hdc; |
| 6367 | int cap; |
| 6368 | |
| 6369 | hdc = GetDC (dpyinfo->root_window); |
| 6370 | if (dpyinfo->has_palette) |
| 6371 | cap = GetDeviceCaps (hdc, SIZEPALETTE); |
| 6372 | else |
| 6373 | cap = GetDeviceCaps (hdc, NUMCOLORS); |
| 6374 | |
| 6375 | /* We force 24+ bit depths to 24-bit, both to prevent an overflow |
| 6376 | and because probably is more meaningful on Windows anyway */ |
| 6377 | if (cap < 0) |
| 6378 | cap = 1 << min(dpyinfo->n_planes * dpyinfo->n_cbits, 24); |
| 6379 | |
| 6380 | ReleaseDC (dpyinfo->root_window, hdc); |
| 6381 | |
| 6382 | return make_number (cap); |
| 6383 | } |
| 6384 | |
| 6385 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
| 6386 | Sx_server_max_request_size, |
| 6387 | 0, 1, 0, |
| 6388 | doc: /* Returns the maximum request size of the server of DISPLAY. |
| 6389 | The optional argument DISPLAY specifies which display to ask about. |
| 6390 | DISPLAY should be either a frame or a display name (a string). |
| 6391 | If omitted or nil, that stands for the selected frame's display. */) |
| 6392 | (display) |
| 6393 | Lisp_Object display; |
| 6394 | { |
| 6395 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6396 | |
| 6397 | return make_number (1); |
| 6398 | } |
| 6399 | |
| 6400 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
| 6401 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
| 6402 | The optional argument DISPLAY specifies which display to ask about. |
| 6403 | DISPLAY should be either a frame or a display name (a string). |
| 6404 | If omitted or nil, that stands for the selected frame's display. */) |
| 6405 | (display) |
| 6406 | Lisp_Object display; |
| 6407 | { |
| 6408 | return build_string ("Microsoft Corp."); |
| 6409 | } |
| 6410 | |
| 6411 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, |
| 6412 | doc: /* Returns the version numbers of the server of DISPLAY. |
| 6413 | The value is a list of three integers: the major and minor |
| 6414 | version numbers, and the vendor-specific release |
| 6415 | number. See also the function `x-server-vendor'. |
| 6416 | |
| 6417 | The optional argument DISPLAY specifies which display to ask about. |
| 6418 | DISPLAY should be either a frame or a display name (a string). |
| 6419 | If omitted or nil, that stands for the selected frame's display. */) |
| 6420 | (display) |
| 6421 | Lisp_Object display; |
| 6422 | { |
| 6423 | return Fcons (make_number (w32_major_version), |
| 6424 | Fcons (make_number (w32_minor_version), |
| 6425 | Fcons (make_number (w32_build_number), Qnil))); |
| 6426 | } |
| 6427 | |
| 6428 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, |
| 6429 | doc: /* Returns the number of screens on the server of DISPLAY. |
| 6430 | The optional argument DISPLAY specifies which display to ask about. |
| 6431 | DISPLAY should be either a frame or a display name (a string). |
| 6432 | If omitted or nil, that stands for the selected frame's display. */) |
| 6433 | (display) |
| 6434 | Lisp_Object display; |
| 6435 | { |
| 6436 | return make_number (1); |
| 6437 | } |
| 6438 | |
| 6439 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
| 6440 | Sx_display_mm_height, 0, 1, 0, |
| 6441 | doc: /* Returns the height in millimeters of DISPLAY. |
| 6442 | The optional argument DISPLAY specifies which display to ask about. |
| 6443 | DISPLAY should be either a frame or a display name (a string). |
| 6444 | If omitted or nil, that stands for the selected frame's display. */) |
| 6445 | (display) |
| 6446 | Lisp_Object display; |
| 6447 | { |
| 6448 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6449 | HDC hdc; |
| 6450 | int cap; |
| 6451 | |
| 6452 | hdc = GetDC (dpyinfo->root_window); |
| 6453 | |
| 6454 | cap = GetDeviceCaps (hdc, VERTSIZE); |
| 6455 | |
| 6456 | ReleaseDC (dpyinfo->root_window, hdc); |
| 6457 | |
| 6458 | return make_number (cap); |
| 6459 | } |
| 6460 | |
| 6461 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, |
| 6462 | doc: /* Returns the width in millimeters of DISPLAY. |
| 6463 | The optional argument DISPLAY specifies which display to ask about. |
| 6464 | DISPLAY should be either a frame or a display name (a string). |
| 6465 | If omitted or nil, that stands for the selected frame's display. */) |
| 6466 | (display) |
| 6467 | Lisp_Object display; |
| 6468 | { |
| 6469 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6470 | |
| 6471 | HDC hdc; |
| 6472 | int cap; |
| 6473 | |
| 6474 | hdc = GetDC (dpyinfo->root_window); |
| 6475 | |
| 6476 | cap = GetDeviceCaps (hdc, HORZSIZE); |
| 6477 | |
| 6478 | ReleaseDC (dpyinfo->root_window, hdc); |
| 6479 | |
| 6480 | return make_number (cap); |
| 6481 | } |
| 6482 | |
| 6483 | DEFUN ("x-display-backing-store", Fx_display_backing_store, |
| 6484 | Sx_display_backing_store, 0, 1, 0, |
| 6485 | doc: /* Returns an indication of whether DISPLAY does backing store. |
| 6486 | The value may be `always', `when-mapped', or `not-useful'. |
| 6487 | The optional argument DISPLAY specifies which display to ask about. |
| 6488 | DISPLAY should be either a frame or a display name (a string). |
| 6489 | If omitted or nil, that stands for the selected frame's display. */) |
| 6490 | (display) |
| 6491 | Lisp_Object display; |
| 6492 | { |
| 6493 | return intern ("not-useful"); |
| 6494 | } |
| 6495 | |
| 6496 | DEFUN ("x-display-visual-class", Fx_display_visual_class, |
| 6497 | Sx_display_visual_class, 0, 1, 0, |
| 6498 | doc: /* Returns the visual class of DISPLAY. |
| 6499 | The value is one of the symbols `static-gray', `gray-scale', |
| 6500 | `static-color', `pseudo-color', `true-color', or `direct-color'. |
| 6501 | |
| 6502 | The optional argument DISPLAY specifies which display to ask about. |
| 6503 | DISPLAY should be either a frame or a display name (a string). |
| 6504 | If omitted or nil, that stands for the selected frame's display. */) |
| 6505 | (display) |
| 6506 | Lisp_Object display; |
| 6507 | { |
| 6508 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6509 | Lisp_Object result = Qnil; |
| 6510 | |
| 6511 | if (dpyinfo->has_palette) |
| 6512 | result = intern ("pseudo-color"); |
| 6513 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) |
| 6514 | result = intern ("static-grey"); |
| 6515 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) |
| 6516 | result = intern ("static-color"); |
| 6517 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) |
| 6518 | result = intern ("true-color"); |
| 6519 | |
| 6520 | return result; |
| 6521 | } |
| 6522 | |
| 6523 | DEFUN ("x-display-save-under", Fx_display_save_under, |
| 6524 | Sx_display_save_under, 0, 1, 0, |
| 6525 | doc: /* Returns t if DISPLAY supports the save-under feature. |
| 6526 | The optional argument DISPLAY specifies which display to ask about. |
| 6527 | DISPLAY should be either a frame or a display name (a string). |
| 6528 | If omitted or nil, that stands for the selected frame's display. */) |
| 6529 | (display) |
| 6530 | Lisp_Object display; |
| 6531 | { |
| 6532 | return Qnil; |
| 6533 | } |
| 6534 | \f |
| 6535 | int |
| 6536 | x_pixel_width (f) |
| 6537 | register struct frame *f; |
| 6538 | { |
| 6539 | return FRAME_PIXEL_WIDTH (f); |
| 6540 | } |
| 6541 | |
| 6542 | int |
| 6543 | x_pixel_height (f) |
| 6544 | register struct frame *f; |
| 6545 | { |
| 6546 | return FRAME_PIXEL_HEIGHT (f); |
| 6547 | } |
| 6548 | |
| 6549 | int |
| 6550 | x_char_width (f) |
| 6551 | register struct frame *f; |
| 6552 | { |
| 6553 | return FRAME_COLUMN_WIDTH (f); |
| 6554 | } |
| 6555 | |
| 6556 | int |
| 6557 | x_char_height (f) |
| 6558 | register struct frame *f; |
| 6559 | { |
| 6560 | return FRAME_LINE_HEIGHT (f); |
| 6561 | } |
| 6562 | |
| 6563 | int |
| 6564 | x_screen_planes (f) |
| 6565 | register struct frame *f; |
| 6566 | { |
| 6567 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; |
| 6568 | } |
| 6569 | \f |
| 6570 | /* Return the display structure for the display named NAME. |
| 6571 | Open a new connection if necessary. */ |
| 6572 | |
| 6573 | struct w32_display_info * |
| 6574 | x_display_info_for_name (name) |
| 6575 | Lisp_Object name; |
| 6576 | { |
| 6577 | Lisp_Object names; |
| 6578 | struct w32_display_info *dpyinfo; |
| 6579 | |
| 6580 | CHECK_STRING (name); |
| 6581 | |
| 6582 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; |
| 6583 | dpyinfo; |
| 6584 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
| 6585 | { |
| 6586 | Lisp_Object tem; |
| 6587 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
| 6588 | if (!NILP (tem)) |
| 6589 | return dpyinfo; |
| 6590 | } |
| 6591 | |
| 6592 | /* Use this general default value to start with. */ |
| 6593 | Vx_resource_name = Vinvocation_name; |
| 6594 | |
| 6595 | validate_x_resource_name (); |
| 6596 | |
| 6597 | dpyinfo = w32_term_init (name, (unsigned char *)0, |
| 6598 | (char *) SDATA (Vx_resource_name)); |
| 6599 | |
| 6600 | if (dpyinfo == 0) |
| 6601 | error ("Cannot connect to server %s", SDATA (name)); |
| 6602 | |
| 6603 | w32_in_use = 1; |
| 6604 | XSETFASTINT (Vwindow_system_version, 3); |
| 6605 | |
| 6606 | return dpyinfo; |
| 6607 | } |
| 6608 | |
| 6609 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
| 6610 | 1, 3, 0, doc: /* Open a connection to a server. |
| 6611 | DISPLAY is the name of the display to connect to. |
| 6612 | Optional second arg XRM-STRING is a string of resources in xrdb format. |
| 6613 | If the optional third arg MUST-SUCCEED is non-nil, |
| 6614 | terminate Emacs if we can't open the connection. */) |
| 6615 | (display, xrm_string, must_succeed) |
| 6616 | Lisp_Object display, xrm_string, must_succeed; |
| 6617 | { |
| 6618 | unsigned char *xrm_option; |
| 6619 | struct w32_display_info *dpyinfo; |
| 6620 | |
| 6621 | /* If initialization has already been done, return now to avoid |
| 6622 | overwriting critical parts of one_w32_display_info. */ |
| 6623 | if (w32_in_use) |
| 6624 | return Qnil; |
| 6625 | |
| 6626 | CHECK_STRING (display); |
| 6627 | if (! NILP (xrm_string)) |
| 6628 | CHECK_STRING (xrm_string); |
| 6629 | |
| 6630 | if (! EQ (Vwindow_system, intern ("w32"))) |
| 6631 | error ("Not using Microsoft Windows"); |
| 6632 | |
| 6633 | /* Allow color mapping to be defined externally; first look in user's |
| 6634 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ |
| 6635 | { |
| 6636 | Lisp_Object color_file; |
| 6637 | struct gcpro gcpro1; |
| 6638 | |
| 6639 | color_file = build_string("~/rgb.txt"); |
| 6640 | |
| 6641 | GCPRO1 (color_file); |
| 6642 | |
| 6643 | if (NILP (Ffile_readable_p (color_file))) |
| 6644 | color_file = |
| 6645 | Fexpand_file_name (build_string ("rgb.txt"), |
| 6646 | Fsymbol_value (intern ("data-directory"))); |
| 6647 | |
| 6648 | Vw32_color_map = Fw32_load_color_file (color_file); |
| 6649 | |
| 6650 | UNGCPRO; |
| 6651 | } |
| 6652 | if (NILP (Vw32_color_map)) |
| 6653 | Vw32_color_map = Fw32_default_color_map (); |
| 6654 | |
| 6655 | /* Merge in system logical colors. */ |
| 6656 | add_system_logical_colors_to_map (&Vw32_color_map); |
| 6657 | |
| 6658 | if (! NILP (xrm_string)) |
| 6659 | xrm_option = (unsigned char *) SDATA (xrm_string); |
| 6660 | else |
| 6661 | xrm_option = (unsigned char *) 0; |
| 6662 | |
| 6663 | /* Use this general default value to start with. */ |
| 6664 | /* First remove .exe suffix from invocation-name - it looks ugly. */ |
| 6665 | { |
| 6666 | char basename[ MAX_PATH ], *str; |
| 6667 | |
| 6668 | strcpy (basename, SDATA (Vinvocation_name)); |
| 6669 | str = strrchr (basename, '.'); |
| 6670 | if (str) *str = 0; |
| 6671 | Vinvocation_name = build_string (basename); |
| 6672 | } |
| 6673 | Vx_resource_name = Vinvocation_name; |
| 6674 | |
| 6675 | validate_x_resource_name (); |
| 6676 | |
| 6677 | /* This is what opens the connection and sets x_current_display. |
| 6678 | This also initializes many symbols, such as those used for input. */ |
| 6679 | dpyinfo = w32_term_init (display, xrm_option, |
| 6680 | (char *) SDATA (Vx_resource_name)); |
| 6681 | |
| 6682 | if (dpyinfo == 0) |
| 6683 | { |
| 6684 | if (!NILP (must_succeed)) |
| 6685 | fatal ("Cannot connect to server %s.\n", |
| 6686 | SDATA (display)); |
| 6687 | else |
| 6688 | error ("Cannot connect to server %s", SDATA (display)); |
| 6689 | } |
| 6690 | |
| 6691 | w32_in_use = 1; |
| 6692 | |
| 6693 | XSETFASTINT (Vwindow_system_version, 3); |
| 6694 | return Qnil; |
| 6695 | } |
| 6696 | |
| 6697 | DEFUN ("x-close-connection", Fx_close_connection, |
| 6698 | Sx_close_connection, 1, 1, 0, |
| 6699 | doc: /* Close the connection to DISPLAY's server. |
| 6700 | For DISPLAY, specify either a frame or a display name (a string). |
| 6701 | If DISPLAY is nil, that stands for the selected frame's display. */) |
| 6702 | (display) |
| 6703 | Lisp_Object display; |
| 6704 | { |
| 6705 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
| 6706 | int i; |
| 6707 | |
| 6708 | if (dpyinfo->reference_count > 0) |
| 6709 | error ("Display still has frames on it"); |
| 6710 | |
| 6711 | BLOCK_INPUT; |
| 6712 | /* Free the fonts in the font table. */ |
| 6713 | for (i = 0; i < dpyinfo->n_fonts; i++) |
| 6714 | if (dpyinfo->font_table[i].name) |
| 6715 | { |
| 6716 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
| 6717 | xfree (dpyinfo->font_table[i].full_name); |
| 6718 | xfree (dpyinfo->font_table[i].name); |
| 6719 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
| 6720 | } |
| 6721 | x_destroy_all_bitmaps (dpyinfo); |
| 6722 | |
| 6723 | x_delete_display (dpyinfo); |
| 6724 | UNBLOCK_INPUT; |
| 6725 | |
| 6726 | return Qnil; |
| 6727 | } |
| 6728 | |
| 6729 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
| 6730 | doc: /* Return the list of display names that Emacs has connections to. */) |
| 6731 | () |
| 6732 | { |
| 6733 | Lisp_Object tail, result; |
| 6734 | |
| 6735 | result = Qnil; |
| 6736 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
| 6737 | result = Fcons (XCAR (XCAR (tail)), result); |
| 6738 | |
| 6739 | return result; |
| 6740 | } |
| 6741 | |
| 6742 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, |
| 6743 | doc: /* This is a noop on W32 systems. */) |
| 6744 | (on, display) |
| 6745 | Lisp_Object display, on; |
| 6746 | { |
| 6747 | return Qnil; |
| 6748 | } |
| 6749 | |
| 6750 | |
| 6751 | \f |
| 6752 | /*********************************************************************** |
| 6753 | Window properties |
| 6754 | ***********************************************************************/ |
| 6755 | |
| 6756 | DEFUN ("x-change-window-property", Fx_change_window_property, |
| 6757 | Sx_change_window_property, 2, 6, 0, |
| 6758 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
| 6759 | VALUE may be a string or a list of conses, numbers and/or strings. |
| 6760 | If an element in the list is a string, it is converted to |
| 6761 | an Atom and the value of the Atom is used. If an element is a cons, |
| 6762 | it is converted to a 32 bit number where the car is the 16 top bits and the |
| 6763 | cdr is the lower 16 bits. |
| 6764 | FRAME nil or omitted means use the selected frame. |
| 6765 | If TYPE is given and non-nil, it is the name of the type of VALUE. |
| 6766 | If TYPE is not given or nil, the type is STRING. |
| 6767 | FORMAT gives the size in bits of each element if VALUE is a list. |
| 6768 | It must be one of 8, 16 or 32. |
| 6769 | If VALUE is a string or FORMAT is nil or not given, FORMAT defaults to 8. |
| 6770 | If OUTER_P is non-nil, the property is changed for the outer X window of |
| 6771 | FRAME. Default is to change on the edit X window. |
| 6772 | |
| 6773 | Value is VALUE. */) |
| 6774 | (prop, value, frame, type, format, outer_p) |
| 6775 | Lisp_Object prop, value, frame, type, format, outer_p; |
| 6776 | { |
| 6777 | #if 0 /* TODO : port window properties to W32 */ |
| 6778 | struct frame *f = check_x_frame (frame); |
| 6779 | Atom prop_atom; |
| 6780 | |
| 6781 | CHECK_STRING (prop); |
| 6782 | CHECK_STRING (value); |
| 6783 | |
| 6784 | BLOCK_INPUT; |
| 6785 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
| 6786 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
| 6787 | prop_atom, XA_STRING, 8, PropModeReplace, |
| 6788 | SDATA (value), SCHARS (value)); |
| 6789 | |
| 6790 | /* Make sure the property is set when we return. */ |
| 6791 | XFlush (FRAME_W32_DISPLAY (f)); |
| 6792 | UNBLOCK_INPUT; |
| 6793 | |
| 6794 | #endif /* TODO */ |
| 6795 | |
| 6796 | return value; |
| 6797 | } |
| 6798 | |
| 6799 | |
| 6800 | DEFUN ("x-delete-window-property", Fx_delete_window_property, |
| 6801 | Sx_delete_window_property, 1, 2, 0, |
| 6802 | doc: /* Remove window property PROP from X window of FRAME. |
| 6803 | FRAME nil or omitted means use the selected frame. Value is PROP. */) |
| 6804 | (prop, frame) |
| 6805 | Lisp_Object prop, frame; |
| 6806 | { |
| 6807 | #if 0 /* TODO : port window properties to W32 */ |
| 6808 | |
| 6809 | struct frame *f = check_x_frame (frame); |
| 6810 | Atom prop_atom; |
| 6811 | |
| 6812 | CHECK_STRING (prop); |
| 6813 | BLOCK_INPUT; |
| 6814 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
| 6815 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); |
| 6816 | |
| 6817 | /* Make sure the property is removed when we return. */ |
| 6818 | XFlush (FRAME_W32_DISPLAY (f)); |
| 6819 | UNBLOCK_INPUT; |
| 6820 | #endif /* TODO */ |
| 6821 | |
| 6822 | return prop; |
| 6823 | } |
| 6824 | |
| 6825 | |
| 6826 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, |
| 6827 | 1, 2, 0, |
| 6828 | doc: /* Value is the value of window property PROP on FRAME. |
| 6829 | If FRAME is nil or omitted, use the selected frame. Value is nil |
| 6830 | if FRAME hasn't a property with name PROP or if PROP has no string |
| 6831 | value. */) |
| 6832 | (prop, frame) |
| 6833 | Lisp_Object prop, frame; |
| 6834 | { |
| 6835 | #if 0 /* TODO : port window properties to W32 */ |
| 6836 | |
| 6837 | struct frame *f = check_x_frame (frame); |
| 6838 | Atom prop_atom; |
| 6839 | int rc; |
| 6840 | Lisp_Object prop_value = Qnil; |
| 6841 | char *tmp_data = NULL; |
| 6842 | Atom actual_type; |
| 6843 | int actual_format; |
| 6844 | unsigned long actual_size, bytes_remaining; |
| 6845 | |
| 6846 | CHECK_STRING (prop); |
| 6847 | BLOCK_INPUT; |
| 6848 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
| 6849 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
| 6850 | prop_atom, 0, 0, False, XA_STRING, |
| 6851 | &actual_type, &actual_format, &actual_size, |
| 6852 | &bytes_remaining, (unsigned char **) &tmp_data); |
| 6853 | if (rc == Success) |
| 6854 | { |
| 6855 | int size = bytes_remaining; |
| 6856 | |
| 6857 | XFree (tmp_data); |
| 6858 | tmp_data = NULL; |
| 6859 | |
| 6860 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
| 6861 | prop_atom, 0, bytes_remaining, |
| 6862 | False, XA_STRING, |
| 6863 | &actual_type, &actual_format, |
| 6864 | &actual_size, &bytes_remaining, |
| 6865 | (unsigned char **) &tmp_data); |
| 6866 | if (rc == Success) |
| 6867 | prop_value = make_string (tmp_data, size); |
| 6868 | |
| 6869 | XFree (tmp_data); |
| 6870 | } |
| 6871 | |
| 6872 | UNBLOCK_INPUT; |
| 6873 | |
| 6874 | return prop_value; |
| 6875 | |
| 6876 | #endif /* TODO */ |
| 6877 | return Qnil; |
| 6878 | } |
| 6879 | |
| 6880 | |
| 6881 | \f |
| 6882 | /*********************************************************************** |
| 6883 | Busy cursor |
| 6884 | ***********************************************************************/ |
| 6885 | |
| 6886 | /* If non-null, an asynchronous timer that, when it expires, displays |
| 6887 | an hourglass cursor on all frames. */ |
| 6888 | |
| 6889 | static struct atimer *hourglass_atimer; |
| 6890 | |
| 6891 | /* Non-zero means an hourglass cursor is currently shown. */ |
| 6892 | |
| 6893 | static int hourglass_shown_p; |
| 6894 | |
| 6895 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
| 6896 | |
| 6897 | static Lisp_Object Vhourglass_delay; |
| 6898 | |
| 6899 | /* Default number of seconds to wait before displaying an hourglass |
| 6900 | cursor. */ |
| 6901 | |
| 6902 | #define DEFAULT_HOURGLASS_DELAY 1 |
| 6903 | |
| 6904 | /* Function prototypes. */ |
| 6905 | |
| 6906 | static void show_hourglass P_ ((struct atimer *)); |
| 6907 | static void hide_hourglass P_ ((void)); |
| 6908 | |
| 6909 | |
| 6910 | /* Cancel a currently active hourglass timer, and start a new one. */ |
| 6911 | |
| 6912 | void |
| 6913 | start_hourglass () |
| 6914 | { |
| 6915 | #if 0 /* TODO: cursor shape changes. */ |
| 6916 | EMACS_TIME delay; |
| 6917 | int secs, usecs = 0; |
| 6918 | |
| 6919 | cancel_hourglass (); |
| 6920 | |
| 6921 | if (INTEGERP (Vhourglass_delay) |
| 6922 | && XINT (Vhourglass_delay) > 0) |
| 6923 | secs = XFASTINT (Vhourglass_delay); |
| 6924 | else if (FLOATP (Vhourglass_delay) |
| 6925 | && XFLOAT_DATA (Vhourglass_delay) > 0) |
| 6926 | { |
| 6927 | Lisp_Object tem; |
| 6928 | tem = Ftruncate (Vhourglass_delay, Qnil); |
| 6929 | secs = XFASTINT (tem); |
| 6930 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
| 6931 | } |
| 6932 | else |
| 6933 | secs = DEFAULT_HOURGLASS_DELAY; |
| 6934 | |
| 6935 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
| 6936 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
| 6937 | show_hourglass, NULL); |
| 6938 | #endif |
| 6939 | } |
| 6940 | |
| 6941 | |
| 6942 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
| 6943 | cursor if shown. */ |
| 6944 | |
| 6945 | void |
| 6946 | cancel_hourglass () |
| 6947 | { |
| 6948 | if (hourglass_atimer) |
| 6949 | { |
| 6950 | cancel_atimer (hourglass_atimer); |
| 6951 | hourglass_atimer = NULL; |
| 6952 | } |
| 6953 | |
| 6954 | if (hourglass_shown_p) |
| 6955 | hide_hourglass (); |
| 6956 | } |
| 6957 | |
| 6958 | |
| 6959 | /* Timer function of hourglass_atimer. TIMER is equal to |
| 6960 | hourglass_atimer. |
| 6961 | |
| 6962 | Display an hourglass cursor on all frames by mapping the frames' |
| 6963 | hourglass_window. Set the hourglass_p flag in the frames' |
| 6964 | output_data.x structure to indicate that an hourglass cursor is |
| 6965 | shown on the frames. */ |
| 6966 | |
| 6967 | static void |
| 6968 | show_hourglass (timer) |
| 6969 | struct atimer *timer; |
| 6970 | { |
| 6971 | #if 0 /* TODO: cursor shape changes. */ |
| 6972 | /* The timer implementation will cancel this timer automatically |
| 6973 | after this function has run. Set hourglass_atimer to null |
| 6974 | so that we know the timer doesn't have to be canceled. */ |
| 6975 | hourglass_atimer = NULL; |
| 6976 | |
| 6977 | if (!hourglass_shown_p) |
| 6978 | { |
| 6979 | Lisp_Object rest, frame; |
| 6980 | |
| 6981 | BLOCK_INPUT; |
| 6982 | |
| 6983 | FOR_EACH_FRAME (rest, frame) |
| 6984 | if (FRAME_W32_P (XFRAME (frame))) |
| 6985 | { |
| 6986 | struct frame *f = XFRAME (frame); |
| 6987 | |
| 6988 | f->output_data.w32->hourglass_p = 1; |
| 6989 | |
| 6990 | if (!f->output_data.w32->hourglass_window) |
| 6991 | { |
| 6992 | unsigned long mask = CWCursor; |
| 6993 | XSetWindowAttributes attrs; |
| 6994 | |
| 6995 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
| 6996 | |
| 6997 | f->output_data.w32->hourglass_window |
| 6998 | = XCreateWindow (FRAME_X_DISPLAY (f), |
| 6999 | FRAME_OUTER_WINDOW (f), |
| 7000 | 0, 0, 32000, 32000, 0, 0, |
| 7001 | InputOnly, |
| 7002 | CopyFromParent, |
| 7003 | mask, &attrs); |
| 7004 | } |
| 7005 | |
| 7006 | XMapRaised (FRAME_X_DISPLAY (f), |
| 7007 | f->output_data.w32->hourglass_window); |
| 7008 | XFlush (FRAME_X_DISPLAY (f)); |
| 7009 | } |
| 7010 | |
| 7011 | hourglass_shown_p = 1; |
| 7012 | UNBLOCK_INPUT; |
| 7013 | } |
| 7014 | #endif |
| 7015 | } |
| 7016 | |
| 7017 | |
| 7018 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
| 7019 | |
| 7020 | static void |
| 7021 | hide_hourglass () |
| 7022 | { |
| 7023 | #if 0 /* TODO: cursor shape changes. */ |
| 7024 | if (hourglass_shown_p) |
| 7025 | { |
| 7026 | Lisp_Object rest, frame; |
| 7027 | |
| 7028 | BLOCK_INPUT; |
| 7029 | FOR_EACH_FRAME (rest, frame) |
| 7030 | { |
| 7031 | struct frame *f = XFRAME (frame); |
| 7032 | |
| 7033 | if (FRAME_W32_P (f) |
| 7034 | /* Watch out for newly created frames. */ |
| 7035 | && f->output_data.x->hourglass_window) |
| 7036 | { |
| 7037 | XUnmapWindow (FRAME_X_DISPLAY (f), |
| 7038 | f->output_data.x->hourglass_window); |
| 7039 | /* Sync here because XTread_socket looks at the |
| 7040 | hourglass_p flag that is reset to zero below. */ |
| 7041 | XSync (FRAME_X_DISPLAY (f), False); |
| 7042 | f->output_data.x->hourglass_p = 0; |
| 7043 | } |
| 7044 | } |
| 7045 | |
| 7046 | hourglass_shown_p = 0; |
| 7047 | UNBLOCK_INPUT; |
| 7048 | } |
| 7049 | #endif |
| 7050 | } |
| 7051 | |
| 7052 | |
| 7053 | \f |
| 7054 | /*********************************************************************** |
| 7055 | Tool tips |
| 7056 | ***********************************************************************/ |
| 7057 | |
| 7058 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, |
| 7059 | Lisp_Object, Lisp_Object)); |
| 7060 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
| 7061 | Lisp_Object, int, int, int *, int *)); |
| 7062 | |
| 7063 | /* The frame of a currently visible tooltip. */ |
| 7064 | |
| 7065 | Lisp_Object tip_frame; |
| 7066 | |
| 7067 | /* If non-nil, a timer started that hides the last tooltip when it |
| 7068 | fires. */ |
| 7069 | |
| 7070 | Lisp_Object tip_timer; |
| 7071 | Window tip_window; |
| 7072 | |
| 7073 | /* If non-nil, a vector of 3 elements containing the last args |
| 7074 | with which x-show-tip was called. See there. */ |
| 7075 | |
| 7076 | Lisp_Object last_show_tip_args; |
| 7077 | |
| 7078 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
| 7079 | |
| 7080 | Lisp_Object Vx_max_tooltip_size; |
| 7081 | |
| 7082 | |
| 7083 | static Lisp_Object |
| 7084 | unwind_create_tip_frame (frame) |
| 7085 | Lisp_Object frame; |
| 7086 | { |
| 7087 | Lisp_Object deleted; |
| 7088 | |
| 7089 | deleted = unwind_create_frame (frame); |
| 7090 | if (EQ (deleted, Qt)) |
| 7091 | { |
| 7092 | tip_window = NULL; |
| 7093 | tip_frame = Qnil; |
| 7094 | } |
| 7095 | |
| 7096 | return deleted; |
| 7097 | } |
| 7098 | |
| 7099 | |
| 7100 | /* Create a frame for a tooltip on the display described by DPYINFO. |
| 7101 | PARMS is a list of frame parameters. TEXT is the string to |
| 7102 | display in the tip frame. Value is the frame. |
| 7103 | |
| 7104 | Note that functions called here, esp. x_default_parameter can |
| 7105 | signal errors, for instance when a specified color name is |
| 7106 | undefined. We have to make sure that we're in a consistent state |
| 7107 | when this happens. */ |
| 7108 | |
| 7109 | static Lisp_Object |
| 7110 | x_create_tip_frame (dpyinfo, parms, text) |
| 7111 | struct w32_display_info *dpyinfo; |
| 7112 | Lisp_Object parms, text; |
| 7113 | { |
| 7114 | struct frame *f; |
| 7115 | Lisp_Object frame, tem; |
| 7116 | Lisp_Object name; |
| 7117 | long window_prompting = 0; |
| 7118 | int width, height; |
| 7119 | int count = SPECPDL_INDEX (); |
| 7120 | struct gcpro gcpro1, gcpro2, gcpro3; |
| 7121 | struct kboard *kb; |
| 7122 | int face_change_count_before = face_change_count; |
| 7123 | Lisp_Object buffer; |
| 7124 | struct buffer *old_buffer; |
| 7125 | |
| 7126 | check_w32 (); |
| 7127 | |
| 7128 | /* Use this general default value to start with until we know if |
| 7129 | this frame has a specified name. */ |
| 7130 | Vx_resource_name = Vinvocation_name; |
| 7131 | |
| 7132 | #ifdef MULTI_KBOARD |
| 7133 | kb = dpyinfo->kboard; |
| 7134 | #else |
| 7135 | kb = &the_only_kboard; |
| 7136 | #endif |
| 7137 | |
| 7138 | /* Get the name of the frame to use for resource lookup. */ |
| 7139 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
| 7140 | if (!STRINGP (name) |
| 7141 | && !EQ (name, Qunbound) |
| 7142 | && !NILP (name)) |
| 7143 | error ("Invalid frame name--not a string or nil"); |
| 7144 | Vx_resource_name = name; |
| 7145 | |
| 7146 | frame = Qnil; |
| 7147 | GCPRO3 (parms, name, frame); |
| 7148 | /* Make a frame without minibuffer nor mode-line. */ |
| 7149 | f = make_frame (0); |
| 7150 | f->wants_modeline = 0; |
| 7151 | XSETFRAME (frame, f); |
| 7152 | |
| 7153 | buffer = Fget_buffer_create (build_string (" *tip*")); |
| 7154 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil); |
| 7155 | old_buffer = current_buffer; |
| 7156 | set_buffer_internal_1 (XBUFFER (buffer)); |
| 7157 | current_buffer->truncate_lines = Qnil; |
| 7158 | specbind (Qinhibit_read_only, Qt); |
| 7159 | specbind (Qinhibit_modification_hooks, Qt); |
| 7160 | Ferase_buffer (); |
| 7161 | Finsert (1, &text); |
| 7162 | set_buffer_internal_1 (old_buffer); |
| 7163 | |
| 7164 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
| 7165 | record_unwind_protect (unwind_create_tip_frame, frame); |
| 7166 | |
| 7167 | /* By setting the output method, we're essentially saying that |
| 7168 | the frame is live, as per FRAME_LIVE_P. If we get a signal |
| 7169 | from this point on, x_destroy_window might screw up reference |
| 7170 | counts etc. */ |
| 7171 | f->output_method = output_w32; |
| 7172 | f->output_data.w32 = |
| 7173 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); |
| 7174 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
| 7175 | |
| 7176 | FRAME_FONTSET (f) = -1; |
| 7177 | f->icon_name = Qnil; |
| 7178 | |
| 7179 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
| 7180 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
| 7181 | dpyinfo_refcount = dpyinfo->reference_count; |
| 7182 | #endif /* GLYPH_DEBUG */ |
| 7183 | #ifdef MULTI_KBOARD |
| 7184 | FRAME_KBOARD (f) = kb; |
| 7185 | #endif |
| 7186 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
| 7187 | f->output_data.w32->explicit_parent = 0; |
| 7188 | |
| 7189 | /* Set the name; the functions to which we pass f expect the name to |
| 7190 | be set. */ |
| 7191 | if (EQ (name, Qunbound) || NILP (name)) |
| 7192 | { |
| 7193 | f->name = build_string (dpyinfo->w32_id_name); |
| 7194 | f->explicit_name = 0; |
| 7195 | } |
| 7196 | else |
| 7197 | { |
| 7198 | f->name = name; |
| 7199 | f->explicit_name = 1; |
| 7200 | /* use the frame's title when getting resources for this frame. */ |
| 7201 | specbind (Qx_resource_name, name); |
| 7202 | } |
| 7203 | |
| 7204 | /* Extract the window parameters from the supplied values |
| 7205 | that are needed to determine window geometry. */ |
| 7206 | { |
| 7207 | Lisp_Object font; |
| 7208 | |
| 7209 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
| 7210 | |
| 7211 | BLOCK_INPUT; |
| 7212 | /* First, try whatever font the caller has specified. */ |
| 7213 | if (STRINGP (font)) |
| 7214 | { |
| 7215 | tem = Fquery_fontset (font, Qnil); |
| 7216 | if (STRINGP (tem)) |
| 7217 | font = x_new_fontset (f, SDATA (tem)); |
| 7218 | else |
| 7219 | font = x_new_font (f, SDATA (font)); |
| 7220 | } |
| 7221 | |
| 7222 | /* Try out a font which we hope has bold and italic variations. */ |
| 7223 | if (!STRINGP (font)) |
| 7224 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
| 7225 | if (! STRINGP (font)) |
| 7226 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
| 7227 | /* If those didn't work, look for something which will at least work. */ |
| 7228 | if (! STRINGP (font)) |
| 7229 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
| 7230 | UNBLOCK_INPUT; |
| 7231 | if (! STRINGP (font)) |
| 7232 | font = build_string ("Fixedsys"); |
| 7233 | |
| 7234 | x_default_parameter (f, parms, Qfont, font, |
| 7235 | "font", "Font", RES_TYPE_STRING); |
| 7236 | } |
| 7237 | |
| 7238 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
| 7239 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
| 7240 | /* This defaults to 2 in order to match xterm. We recognize either |
| 7241 | internalBorderWidth or internalBorder (which is what xterm calls |
| 7242 | it). */ |
| 7243 | if (NILP (Fassq (Qinternal_border_width, parms))) |
| 7244 | { |
| 7245 | Lisp_Object value; |
| 7246 | |
| 7247 | value = w32_get_arg (parms, Qinternal_border_width, |
| 7248 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
| 7249 | if (! EQ (value, Qunbound)) |
| 7250 | parms = Fcons (Fcons (Qinternal_border_width, value), |
| 7251 | parms); |
| 7252 | } |
| 7253 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
| 7254 | "internalBorderWidth", "internalBorderWidth", |
| 7255 | RES_TYPE_NUMBER); |
| 7256 | |
| 7257 | /* Also do the stuff which must be set before the window exists. */ |
| 7258 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
| 7259 | "foreground", "Foreground", RES_TYPE_STRING); |
| 7260 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
| 7261 | "background", "Background", RES_TYPE_STRING); |
| 7262 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
| 7263 | "pointerColor", "Foreground", RES_TYPE_STRING); |
| 7264 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
| 7265 | "cursorColor", "Foreground", RES_TYPE_STRING); |
| 7266 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
| 7267 | "borderColor", "BorderColor", RES_TYPE_STRING); |
| 7268 | |
| 7269 | /* Init faces before x_default_parameter is called for scroll-bar |
| 7270 | parameters because that function calls x_set_scroll_bar_width, |
| 7271 | which calls change_frame_size, which calls Fset_window_buffer, |
| 7272 | which runs hooks, which call Fvertical_motion. At the end, we |
| 7273 | end up in init_iterator with a null face cache, which should not |
| 7274 | happen. */ |
| 7275 | init_frame_faces (f); |
| 7276 | |
| 7277 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; |
| 7278 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
| 7279 | |
| 7280 | window_prompting = x_figure_window_size (f, parms, 0); |
| 7281 | |
| 7282 | /* No fringes on tip frame. */ |
| 7283 | f->fringe_cols = 0; |
| 7284 | f->left_fringe_width = 0; |
| 7285 | f->right_fringe_width = 0; |
| 7286 | |
| 7287 | BLOCK_INPUT; |
| 7288 | my_create_tip_window (f); |
| 7289 | UNBLOCK_INPUT; |
| 7290 | |
| 7291 | x_make_gc (f); |
| 7292 | |
| 7293 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
| 7294 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
| 7295 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
| 7296 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
| 7297 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
| 7298 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
| 7299 | |
| 7300 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
| 7301 | Change will not be effected unless different from the current |
| 7302 | FRAME_LINES (f). */ |
| 7303 | width = FRAME_COLS (f); |
| 7304 | height = FRAME_LINES (f); |
| 7305 | FRAME_LINES (f) = 0; |
| 7306 | SET_FRAME_COLS (f, 0); |
| 7307 | change_frame_size (f, height, width, 1, 0, 0); |
| 7308 | |
| 7309 | /* Add `tooltip' frame parameter's default value. */ |
| 7310 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) |
| 7311 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), |
| 7312 | Qnil)); |
| 7313 | |
| 7314 | /* Set up faces after all frame parameters are known. This call |
| 7315 | also merges in face attributes specified for new frames. |
| 7316 | |
| 7317 | Frame parameters may be changed if .Xdefaults contains |
| 7318 | specifications for the default font. For example, if there is an |
| 7319 | `Emacs.default.attributeBackground: pink', the `background-color' |
| 7320 | attribute of the frame get's set, which let's the internal border |
| 7321 | of the tooltip frame appear in pink. Prevent this. */ |
| 7322 | { |
| 7323 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); |
| 7324 | |
| 7325 | /* Set tip_frame here, so that */ |
| 7326 | tip_frame = frame; |
| 7327 | call1 (Qface_set_after_frame_default, frame); |
| 7328 | |
| 7329 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
| 7330 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), |
| 7331 | Qnil)); |
| 7332 | } |
| 7333 | |
| 7334 | f->no_split = 1; |
| 7335 | |
| 7336 | UNGCPRO; |
| 7337 | |
| 7338 | /* It is now ok to make the frame official even if we get an error |
| 7339 | below. And the frame needs to be on Vframe_list or making it |
| 7340 | visible won't work. */ |
| 7341 | Vframe_list = Fcons (frame, Vframe_list); |
| 7342 | |
| 7343 | /* Now that the frame is official, it counts as a reference to |
| 7344 | its display. */ |
| 7345 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; |
| 7346 | |
| 7347 | /* Setting attributes of faces of the tooltip frame from resources |
| 7348 | and similar will increment face_change_count, which leads to the |
| 7349 | clearing of all current matrices. Since this isn't necessary |
| 7350 | here, avoid it by resetting face_change_count to the value it |
| 7351 | had before we created the tip frame. */ |
| 7352 | face_change_count = face_change_count_before; |
| 7353 | |
| 7354 | /* Discard the unwind_protect. */ |
| 7355 | return unbind_to (count, frame); |
| 7356 | } |
| 7357 | |
| 7358 | |
| 7359 | /* Compute where to display tip frame F. PARMS is the list of frame |
| 7360 | parameters for F. DX and DY are specified offsets from the current |
| 7361 | location of the mouse. WIDTH and HEIGHT are the width and height |
| 7362 | of the tooltip. Return coordinates relative to the root window of |
| 7363 | the display in *ROOT_X, and *ROOT_Y. */ |
| 7364 | |
| 7365 | static void |
| 7366 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
| 7367 | struct frame *f; |
| 7368 | Lisp_Object parms, dx, dy; |
| 7369 | int width, height; |
| 7370 | int *root_x, *root_y; |
| 7371 | { |
| 7372 | Lisp_Object left, top; |
| 7373 | |
| 7374 | /* User-specified position? */ |
| 7375 | left = Fcdr (Fassq (Qleft, parms)); |
| 7376 | top = Fcdr (Fassq (Qtop, parms)); |
| 7377 | |
| 7378 | /* Move the tooltip window where the mouse pointer is. Resize and |
| 7379 | show it. */ |
| 7380 | if (!INTEGERP (left) || !INTEGERP (top)) |
| 7381 | { |
| 7382 | POINT pt; |
| 7383 | |
| 7384 | BLOCK_INPUT; |
| 7385 | GetCursorPos (&pt); |
| 7386 | *root_x = pt.x; |
| 7387 | *root_y = pt.y; |
| 7388 | UNBLOCK_INPUT; |
| 7389 | } |
| 7390 | |
| 7391 | if (INTEGERP (top)) |
| 7392 | *root_y = XINT (top); |
| 7393 | else if (*root_y + XINT (dy) - height < 0) |
| 7394 | *root_y -= XINT (dy); |
| 7395 | else |
| 7396 | { |
| 7397 | *root_y -= height; |
| 7398 | *root_y += XINT (dy); |
| 7399 | } |
| 7400 | |
| 7401 | if (INTEGERP (left)) |
| 7402 | *root_x = XINT (left); |
| 7403 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
| 7404 | /* It fits to the right of the pointer. */ |
| 7405 | *root_x += XINT (dx); |
| 7406 | else if (width + XINT (dx) <= *root_x) |
| 7407 | /* It fits to the left of the pointer. */ |
| 7408 | *root_x -= width + XINT (dx); |
| 7409 | else |
| 7410 | /* Put it left justified on the screen -- it ought to fit that way. */ |
| 7411 | *root_x = 0; |
| 7412 | } |
| 7413 | |
| 7414 | |
| 7415 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
| 7416 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
| 7417 | A tooltip window is a small window displaying a string. |
| 7418 | |
| 7419 | FRAME nil or omitted means use the selected frame. |
| 7420 | |
| 7421 | PARMS is an optional list of frame parameters which can be |
| 7422 | used to change the tooltip's appearance. |
| 7423 | |
| 7424 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
| 7425 | means use the default timeout of 5 seconds. |
| 7426 | |
| 7427 | If the list of frame parameters PARMS contains a `left' parameter, |
| 7428 | the tooltip is displayed at that x-position. Otherwise it is |
| 7429 | displayed at the mouse position, with offset DX added (default is 5 if |
| 7430 | DX isn't specified). Likewise for the y-position; if a `top' frame |
| 7431 | parameter is specified, it determines the y-position of the tooltip |
| 7432 | window, otherwise it is displayed at the mouse position, with offset |
| 7433 | DY added (default is -10). |
| 7434 | |
| 7435 | A tooltip's maximum size is specified by `x-max-tooltip-size'. |
| 7436 | Text larger than the specified size is clipped. */) |
| 7437 | (string, frame, parms, timeout, dx, dy) |
| 7438 | Lisp_Object string, frame, parms, timeout, dx, dy; |
| 7439 | { |
| 7440 | struct frame *f; |
| 7441 | struct window *w; |
| 7442 | int root_x, root_y; |
| 7443 | struct buffer *old_buffer; |
| 7444 | struct text_pos pos; |
| 7445 | int i, width, height; |
| 7446 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
| 7447 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
| 7448 | int count = SPECPDL_INDEX (); |
| 7449 | |
| 7450 | specbind (Qinhibit_redisplay, Qt); |
| 7451 | |
| 7452 | GCPRO4 (string, parms, frame, timeout); |
| 7453 | |
| 7454 | CHECK_STRING (string); |
| 7455 | f = check_x_frame (frame); |
| 7456 | if (NILP (timeout)) |
| 7457 | timeout = make_number (5); |
| 7458 | else |
| 7459 | CHECK_NATNUM (timeout); |
| 7460 | |
| 7461 | if (NILP (dx)) |
| 7462 | dx = make_number (5); |
| 7463 | else |
| 7464 | CHECK_NUMBER (dx); |
| 7465 | |
| 7466 | if (NILP (dy)) |
| 7467 | dy = make_number (-10); |
| 7468 | else |
| 7469 | CHECK_NUMBER (dy); |
| 7470 | |
| 7471 | if (NILP (last_show_tip_args)) |
| 7472 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); |
| 7473 | |
| 7474 | if (!NILP (tip_frame)) |
| 7475 | { |
| 7476 | Lisp_Object last_string = AREF (last_show_tip_args, 0); |
| 7477 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); |
| 7478 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); |
| 7479 | |
| 7480 | if (EQ (frame, last_frame) |
| 7481 | && !NILP (Fequal (last_string, string)) |
| 7482 | && !NILP (Fequal (last_parms, parms))) |
| 7483 | { |
| 7484 | struct frame *f = XFRAME (tip_frame); |
| 7485 | |
| 7486 | /* Only DX and DY have changed. */ |
| 7487 | if (!NILP (tip_timer)) |
| 7488 | { |
| 7489 | Lisp_Object timer = tip_timer; |
| 7490 | tip_timer = Qnil; |
| 7491 | call1 (Qcancel_timer, timer); |
| 7492 | } |
| 7493 | |
| 7494 | BLOCK_INPUT; |
| 7495 | compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f), |
| 7496 | FRAME_PIXEL_HEIGHT (f), &root_x, &root_y); |
| 7497 | |
| 7498 | /* Put tooltip in topmost group and in position. */ |
| 7499 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
| 7500 | root_x, root_y, 0, 0, |
| 7501 | SWP_NOSIZE | SWP_NOACTIVATE); |
| 7502 | |
| 7503 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
| 7504 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, |
| 7505 | 0, 0, 0, 0, |
| 7506 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); |
| 7507 | |
| 7508 | UNBLOCK_INPUT; |
| 7509 | goto start_timer; |
| 7510 | } |
| 7511 | } |
| 7512 | |
| 7513 | /* Hide a previous tip, if any. */ |
| 7514 | Fx_hide_tip (); |
| 7515 | |
| 7516 | ASET (last_show_tip_args, 0, string); |
| 7517 | ASET (last_show_tip_args, 1, frame); |
| 7518 | ASET (last_show_tip_args, 2, parms); |
| 7519 | |
| 7520 | /* Add default values to frame parameters. */ |
| 7521 | if (NILP (Fassq (Qname, parms))) |
| 7522 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); |
| 7523 | if (NILP (Fassq (Qinternal_border_width, parms))) |
| 7524 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); |
| 7525 | if (NILP (Fassq (Qborder_width, parms))) |
| 7526 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); |
| 7527 | if (NILP (Fassq (Qborder_color, parms))) |
| 7528 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); |
| 7529 | if (NILP (Fassq (Qbackground_color, parms))) |
| 7530 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), |
| 7531 | parms); |
| 7532 | |
| 7533 | /* Block input until the tip has been fully drawn, to avoid crashes |
| 7534 | when drawing tips in menus. */ |
| 7535 | BLOCK_INPUT; |
| 7536 | |
| 7537 | /* Create a frame for the tooltip, and record it in the global |
| 7538 | variable tip_frame. */ |
| 7539 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
| 7540 | f = XFRAME (frame); |
| 7541 | |
| 7542 | /* Set up the frame's root window. */ |
| 7543 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
| 7544 | w->left_col = w->top_line = make_number (0); |
| 7545 | |
| 7546 | if (CONSP (Vx_max_tooltip_size) |
| 7547 | && INTEGERP (XCAR (Vx_max_tooltip_size)) |
| 7548 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 |
| 7549 | && INTEGERP (XCDR (Vx_max_tooltip_size)) |
| 7550 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) |
| 7551 | { |
| 7552 | w->total_cols = XCAR (Vx_max_tooltip_size); |
| 7553 | w->total_lines = XCDR (Vx_max_tooltip_size); |
| 7554 | } |
| 7555 | else |
| 7556 | { |
| 7557 | w->total_cols = make_number (80); |
| 7558 | w->total_lines = make_number (40); |
| 7559 | } |
| 7560 | |
| 7561 | FRAME_TOTAL_COLS (f) = XINT (w->total_cols); |
| 7562 | adjust_glyphs (f); |
| 7563 | w->pseudo_window_p = 1; |
| 7564 | |
| 7565 | /* Display the tooltip text in a temporary buffer. */ |
| 7566 | old_buffer = current_buffer; |
| 7567 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
| 7568 | current_buffer->truncate_lines = Qnil; |
| 7569 | clear_glyph_matrix (w->desired_matrix); |
| 7570 | clear_glyph_matrix (w->current_matrix); |
| 7571 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); |
| 7572 | try_window (FRAME_ROOT_WINDOW (f), pos); |
| 7573 | |
| 7574 | /* Compute width and height of the tooltip. */ |
| 7575 | width = height = 0; |
| 7576 | for (i = 0; i < w->desired_matrix->nrows; ++i) |
| 7577 | { |
| 7578 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
| 7579 | struct glyph *last; |
| 7580 | int row_width; |
| 7581 | |
| 7582 | /* Stop at the first empty row at the end. */ |
| 7583 | if (!row->enabled_p || !row->displays_text_p) |
| 7584 | break; |
| 7585 | |
| 7586 | /* Let the row go over the full width of the frame. */ |
| 7587 | row->full_width_p = 1; |
| 7588 | |
| 7589 | #ifdef TODO /* Investigate why some fonts need more width than is |
| 7590 | calculated for some tooltips. */ |
| 7591 | /* There's a glyph at the end of rows that is use to place |
| 7592 | the cursor there. Don't include the width of this glyph. */ |
| 7593 | if (row->used[TEXT_AREA]) |
| 7594 | { |
| 7595 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; |
| 7596 | row_width = row->pixel_width - last->pixel_width; |
| 7597 | } |
| 7598 | else |
| 7599 | #endif |
| 7600 | row_width = row->pixel_width; |
| 7601 | |
| 7602 | /* TODO: find why tips do not draw along baseline as instructed. */ |
| 7603 | height += row->height; |
| 7604 | width = max (width, row_width); |
| 7605 | } |
| 7606 | |
| 7607 | /* Add the frame's internal border to the width and height the X |
| 7608 | window should have. */ |
| 7609 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); |
| 7610 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); |
| 7611 | |
| 7612 | /* Move the tooltip window where the mouse pointer is. Resize and |
| 7613 | show it. */ |
| 7614 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
| 7615 | |
| 7616 | { |
| 7617 | /* Adjust Window size to take border into account. */ |
| 7618 | RECT rect; |
| 7619 | rect.left = rect.top = 0; |
| 7620 | rect.right = width; |
| 7621 | rect.bottom = height; |
| 7622 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
| 7623 | FRAME_EXTERNAL_MENU_BAR (f)); |
| 7624 | |
| 7625 | /* Position and size tooltip, and put it in the topmost group. */ |
| 7626 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
| 7627 | root_x, root_y, rect.right - rect.left, |
| 7628 | rect.bottom - rect.top, SWP_NOACTIVATE); |
| 7629 | |
| 7630 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
| 7631 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, |
| 7632 | 0, 0, 0, 0, |
| 7633 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); |
| 7634 | |
| 7635 | /* Let redisplay know that we have made the frame visible already. */ |
| 7636 | f->async_visible = 1; |
| 7637 | |
| 7638 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); |
| 7639 | } |
| 7640 | |
| 7641 | /* Draw into the window. */ |
| 7642 | w->must_be_updated_p = 1; |
| 7643 | update_single_window (w, 1); |
| 7644 | |
| 7645 | UNBLOCK_INPUT; |
| 7646 | |
| 7647 | /* Restore original current buffer. */ |
| 7648 | set_buffer_internal_1 (old_buffer); |
| 7649 | windows_or_buffers_changed = old_windows_or_buffers_changed; |
| 7650 | |
| 7651 | start_timer: |
| 7652 | /* Let the tip disappear after timeout seconds. */ |
| 7653 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, |
| 7654 | intern ("x-hide-tip")); |
| 7655 | |
| 7656 | UNGCPRO; |
| 7657 | return unbind_to (count, Qnil); |
| 7658 | } |
| 7659 | |
| 7660 | |
| 7661 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
| 7662 | doc: /* Hide the current tooltip window, if there is any. |
| 7663 | Value is t if tooltip was open, nil otherwise. */) |
| 7664 | () |
| 7665 | { |
| 7666 | int count; |
| 7667 | Lisp_Object deleted, frame, timer; |
| 7668 | struct gcpro gcpro1, gcpro2; |
| 7669 | |
| 7670 | /* Return quickly if nothing to do. */ |
| 7671 | if (NILP (tip_timer) && NILP (tip_frame)) |
| 7672 | return Qnil; |
| 7673 | |
| 7674 | frame = tip_frame; |
| 7675 | timer = tip_timer; |
| 7676 | GCPRO2 (frame, timer); |
| 7677 | tip_frame = tip_timer = deleted = Qnil; |
| 7678 | |
| 7679 | count = SPECPDL_INDEX (); |
| 7680 | specbind (Qinhibit_redisplay, Qt); |
| 7681 | specbind (Qinhibit_quit, Qt); |
| 7682 | |
| 7683 | if (!NILP (timer)) |
| 7684 | call1 (Qcancel_timer, timer); |
| 7685 | |
| 7686 | if (FRAMEP (frame)) |
| 7687 | { |
| 7688 | Fdelete_frame (frame, Qnil); |
| 7689 | deleted = Qt; |
| 7690 | } |
| 7691 | |
| 7692 | UNGCPRO; |
| 7693 | return unbind_to (count, deleted); |
| 7694 | } |
| 7695 | |
| 7696 | |
| 7697 | \f |
| 7698 | /*********************************************************************** |
| 7699 | File selection dialog |
| 7700 | ***********************************************************************/ |
| 7701 | extern Lisp_Object Qfile_name_history; |
| 7702 | |
| 7703 | /* Callback for altering the behaviour of the Open File dialog. |
| 7704 | Makes the Filename text field contain "Current Directory" and be |
| 7705 | read-only when "Directories" is selected in the filter. This |
| 7706 | allows us to work around the fact that the standard Open File |
| 7707 | dialog does not support directories. */ |
| 7708 | UINT CALLBACK |
| 7709 | file_dialog_callback (hwnd, msg, wParam, lParam) |
| 7710 | HWND hwnd; |
| 7711 | UINT msg; |
| 7712 | WPARAM wParam; |
| 7713 | LPARAM lParam; |
| 7714 | { |
| 7715 | if (msg == WM_NOTIFY) |
| 7716 | { |
| 7717 | OFNOTIFY * notify = (OFNOTIFY *)lParam; |
| 7718 | /* Detect when the Filter dropdown is changed. */ |
| 7719 | if (notify->hdr.code == CDN_TYPECHANGE |
| 7720 | || notify->hdr.code == CDN_INITDONE) |
| 7721 | { |
| 7722 | HWND dialog = GetParent (hwnd); |
| 7723 | HWND edit_control = GetDlgItem (dialog, FILE_NAME_TEXT_FIELD); |
| 7724 | |
| 7725 | /* Directories is in index 2. */ |
| 7726 | if (notify->lpOFN->nFilterIndex == 2) |
| 7727 | { |
| 7728 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, |
| 7729 | "Current Directory"); |
| 7730 | EnableWindow (edit_control, FALSE); |
| 7731 | } |
| 7732 | else |
| 7733 | { |
| 7734 | /* Don't override default filename on init done. */ |
| 7735 | if (notify->hdr.code == CDN_TYPECHANGE) |
| 7736 | CommDlg_OpenSave_SetControlText (dialog, |
| 7737 | FILE_NAME_TEXT_FIELD, ""); |
| 7738 | EnableWindow (edit_control, TRUE); |
| 7739 | } |
| 7740 | } |
| 7741 | } |
| 7742 | return 0; |
| 7743 | } |
| 7744 | |
| 7745 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
| 7746 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
| 7747 | Use a file selection dialog. |
| 7748 | Select DEFAULT-FILENAME in the dialog's file selection box, if |
| 7749 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) |
| 7750 | (prompt, dir, default_filename, mustmatch) |
| 7751 | Lisp_Object prompt, dir, default_filename, mustmatch; |
| 7752 | { |
| 7753 | struct frame *f = SELECTED_FRAME (); |
| 7754 | Lisp_Object file = Qnil; |
| 7755 | int count = SPECPDL_INDEX (); |
| 7756 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
| 7757 | char filename[MAX_PATH + 1]; |
| 7758 | char init_dir[MAX_PATH + 1]; |
| 7759 | int default_filter_index = 1; /* 1: All Files, 2: Directories only */ |
| 7760 | |
| 7761 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); |
| 7762 | CHECK_STRING (prompt); |
| 7763 | CHECK_STRING (dir); |
| 7764 | |
| 7765 | /* Create the dialog with PROMPT as title, using DIR as initial |
| 7766 | directory and using "*" as pattern. */ |
| 7767 | dir = Fexpand_file_name (dir, Qnil); |
| 7768 | strncpy (init_dir, SDATA (ENCODE_FILE (dir)), MAX_PATH); |
| 7769 | init_dir[MAX_PATH] = '\0'; |
| 7770 | unixtodos_filename (init_dir); |
| 7771 | |
| 7772 | if (STRINGP (default_filename)) |
| 7773 | { |
| 7774 | char *file_name_only; |
| 7775 | char *full_path_name = SDATA (ENCODE_FILE (default_filename)); |
| 7776 | |
| 7777 | unixtodos_filename (full_path_name); |
| 7778 | |
| 7779 | file_name_only = strrchr (full_path_name, '\\'); |
| 7780 | if (!file_name_only) |
| 7781 | file_name_only = full_path_name; |
| 7782 | else |
| 7783 | file_name_only++; |
| 7784 | |
| 7785 | strncpy (filename, file_name_only, MAX_PATH); |
| 7786 | filename[MAX_PATH] = '\0'; |
| 7787 | } |
| 7788 | else |
| 7789 | filename[0] = '\0'; |
| 7790 | |
| 7791 | { |
| 7792 | OPENFILENAME file_details; |
| 7793 | |
| 7794 | /* Prevent redisplay. */ |
| 7795 | specbind (Qinhibit_redisplay, Qt); |
| 7796 | BLOCK_INPUT; |
| 7797 | |
| 7798 | bzero (&file_details, sizeof (file_details)); |
| 7799 | file_details.lStructSize = sizeof (file_details); |
| 7800 | file_details.hwndOwner = FRAME_W32_WINDOW (f); |
| 7801 | /* Undocumented Bug in Common File Dialog: |
| 7802 | If a filter is not specified, shell links are not resolved. */ |
| 7803 | file_details.lpstrFilter = "All Files (*.*)\0*.*\0Directories\0*|*\0\0"; |
| 7804 | file_details.lpstrFile = filename; |
| 7805 | file_details.nMaxFile = sizeof (filename); |
| 7806 | file_details.lpstrInitialDir = init_dir; |
| 7807 | file_details.lpstrTitle = SDATA (prompt); |
| 7808 | |
| 7809 | /* If prompt starts with Dired, default to directories only. */ |
| 7810 | /* A bit hacky, but there doesn't seem to be a better way to |
| 7811 | DTRT for dired. */ |
| 7812 | if (strncmp (file_details.lpstrTitle, "Dired", 5) == 0) |
| 7813 | default_filter_index = 2; |
| 7814 | |
| 7815 | file_details.nFilterIndex = default_filter_index; |
| 7816 | |
| 7817 | file_details.Flags = (OFN_HIDEREADONLY | OFN_NOCHANGEDIR |
| 7818 | | OFN_EXPLORER | OFN_ENABLEHOOK); |
| 7819 | if (!NILP (mustmatch)) |
| 7820 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; |
| 7821 | |
| 7822 | file_details.lpfnHook = (LPOFNHOOKPROC) file_dialog_callback; |
| 7823 | |
| 7824 | if (GetOpenFileName (&file_details)) |
| 7825 | { |
| 7826 | dostounix_filename (filename); |
| 7827 | if (file_details.nFilterIndex == 2) |
| 7828 | { |
| 7829 | /* "Directories" selected - strip dummy file name. */ |
| 7830 | char * last = strrchr (filename, '/'); |
| 7831 | *last = '\0'; |
| 7832 | } |
| 7833 | |
| 7834 | file = DECODE_FILE(build_string (filename)); |
| 7835 | } |
| 7836 | /* User cancelled the dialog without making a selection. */ |
| 7837 | else if (!CommDlgExtendedError ()) |
| 7838 | file = Qnil; |
| 7839 | /* An error occurred, fallback on reading from the mini-buffer. */ |
| 7840 | else |
| 7841 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), |
| 7842 | dir, mustmatch, dir, Qfile_name_history, |
| 7843 | default_filename, Qnil); |
| 7844 | |
| 7845 | UNBLOCK_INPUT; |
| 7846 | file = unbind_to (count, file); |
| 7847 | } |
| 7848 | |
| 7849 | UNGCPRO; |
| 7850 | |
| 7851 | /* Make "Cancel" equivalent to C-g. */ |
| 7852 | if (NILP (file)) |
| 7853 | Fsignal (Qquit, Qnil); |
| 7854 | |
| 7855 | return unbind_to (count, file); |
| 7856 | } |
| 7857 | |
| 7858 | |
| 7859 | \f |
| 7860 | /*********************************************************************** |
| 7861 | w32 specialized functions |
| 7862 | ***********************************************************************/ |
| 7863 | |
| 7864 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 2, 0, |
| 7865 | doc: /* Select a font using the W32 font dialog. |
| 7866 | Returns an X font string corresponding to the selection. */) |
| 7867 | (frame, include_proportional) |
| 7868 | Lisp_Object frame, include_proportional; |
| 7869 | { |
| 7870 | FRAME_PTR f = check_x_frame (frame); |
| 7871 | CHOOSEFONT cf; |
| 7872 | LOGFONT lf; |
| 7873 | TEXTMETRIC tm; |
| 7874 | HDC hdc; |
| 7875 | HANDLE oldobj; |
| 7876 | char buf[100]; |
| 7877 | |
| 7878 | bzero (&cf, sizeof (cf)); |
| 7879 | bzero (&lf, sizeof (lf)); |
| 7880 | |
| 7881 | cf.lStructSize = sizeof (cf); |
| 7882 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
| 7883 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS | CF_NOVERTFONTS; |
| 7884 | |
| 7885 | /* Unless include_proportional is non-nil, limit the selection to |
| 7886 | monospaced fonts. */ |
| 7887 | if (NILP (include_proportional)) |
| 7888 | cf.Flags |= CF_FIXEDPITCHONLY; |
| 7889 | |
| 7890 | cf.lpLogFont = &lf; |
| 7891 | |
| 7892 | /* Initialize as much of the font details as we can from the current |
| 7893 | default font. */ |
| 7894 | hdc = GetDC (FRAME_W32_WINDOW (f)); |
| 7895 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); |
| 7896 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); |
| 7897 | if (GetTextMetrics (hdc, &tm)) |
| 7898 | { |
| 7899 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; |
| 7900 | lf.lfWeight = tm.tmWeight; |
| 7901 | lf.lfItalic = tm.tmItalic; |
| 7902 | lf.lfUnderline = tm.tmUnderlined; |
| 7903 | lf.lfStrikeOut = tm.tmStruckOut; |
| 7904 | lf.lfCharSet = tm.tmCharSet; |
| 7905 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; |
| 7906 | } |
| 7907 | SelectObject (hdc, oldobj); |
| 7908 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
| 7909 | |
| 7910 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
| 7911 | return Qnil; |
| 7912 | |
| 7913 | return build_string (buf); |
| 7914 | } |
| 7915 | |
| 7916 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
| 7917 | Sw32_send_sys_command, 1, 2, 0, |
| 7918 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. |
| 7919 | Some useful values for COMMAND are #xf030 to maximize frame (#xf020 |
| 7920 | to minimize), #xf120 to restore frame to original size, and #xf100 |
| 7921 | to activate the menubar for keyboard access. #xf140 activates the |
| 7922 | screen saver if defined. |
| 7923 | |
| 7924 | If optional parameter FRAME is not specified, use selected frame. */) |
| 7925 | (command, frame) |
| 7926 | Lisp_Object command, frame; |
| 7927 | { |
| 7928 | FRAME_PTR f = check_x_frame (frame); |
| 7929 | |
| 7930 | CHECK_NUMBER (command); |
| 7931 | |
| 7932 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
| 7933 | |
| 7934 | return Qnil; |
| 7935 | } |
| 7936 | |
| 7937 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
| 7938 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
| 7939 | This is a wrapper around the ShellExecute system function, which |
| 7940 | invokes the application registered to handle OPERATION for DOCUMENT. |
| 7941 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be |
| 7942 | nil for the default action), and DOCUMENT is typically the name of a |
| 7943 | document file or URL, but can also be a program executable to run or |
| 7944 | a directory to open in the Windows Explorer. |
| 7945 | |
| 7946 | If DOCUMENT is a program executable, PARAMETERS can be a string |
| 7947 | containing command line parameters, but otherwise should be nil. |
| 7948 | |
| 7949 | SHOW-FLAG can be used to control whether the invoked application is hidden |
| 7950 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, |
| 7951 | otherwise it is an integer representing a ShowWindow flag: |
| 7952 | |
| 7953 | 0 - start hidden |
| 7954 | 1 - start normally |
| 7955 | 3 - start maximized |
| 7956 | 6 - start minimized */) |
| 7957 | (operation, document, parameters, show_flag) |
| 7958 | Lisp_Object operation, document, parameters, show_flag; |
| 7959 | { |
| 7960 | Lisp_Object current_dir; |
| 7961 | |
| 7962 | CHECK_STRING (document); |
| 7963 | |
| 7964 | /* Encode filename and current directory. */ |
| 7965 | current_dir = ENCODE_FILE (current_buffer->directory); |
| 7966 | document = ENCODE_FILE (document); |
| 7967 | if ((int) ShellExecute (NULL, |
| 7968 | (STRINGP (operation) ? |
| 7969 | SDATA (operation) : NULL), |
| 7970 | SDATA (document), |
| 7971 | (STRINGP (parameters) ? |
| 7972 | SDATA (parameters) : NULL), |
| 7973 | SDATA (current_dir), |
| 7974 | (INTEGERP (show_flag) ? |
| 7975 | XINT (show_flag) : SW_SHOWDEFAULT)) |
| 7976 | > 32) |
| 7977 | return Qt; |
| 7978 | error ("ShellExecute failed: %s", w32_strerror (0)); |
| 7979 | } |
| 7980 | |
| 7981 | /* Lookup virtual keycode from string representing the name of a |
| 7982 | non-ascii keystroke into the corresponding virtual key, using |
| 7983 | lispy_function_keys. */ |
| 7984 | static int |
| 7985 | lookup_vk_code (char *key) |
| 7986 | { |
| 7987 | int i; |
| 7988 | |
| 7989 | for (i = 0; i < 256; i++) |
| 7990 | if (lispy_function_keys[i] != 0 |
| 7991 | && strcmp (lispy_function_keys[i], key) == 0) |
| 7992 | return i; |
| 7993 | |
| 7994 | return -1; |
| 7995 | } |
| 7996 | |
| 7997 | /* Convert a one-element vector style key sequence to a hot key |
| 7998 | definition. */ |
| 7999 | static Lisp_Object |
| 8000 | w32_parse_hot_key (key) |
| 8001 | Lisp_Object key; |
| 8002 | { |
| 8003 | /* Copied from Fdefine_key and store_in_keymap. */ |
| 8004 | register Lisp_Object c; |
| 8005 | int vk_code; |
| 8006 | int lisp_modifiers; |
| 8007 | int w32_modifiers; |
| 8008 | struct gcpro gcpro1; |
| 8009 | |
| 8010 | CHECK_VECTOR (key); |
| 8011 | |
| 8012 | if (XFASTINT (Flength (key)) != 1) |
| 8013 | return Qnil; |
| 8014 | |
| 8015 | GCPRO1 (key); |
| 8016 | |
| 8017 | c = Faref (key, make_number (0)); |
| 8018 | |
| 8019 | if (CONSP (c) && lucid_event_type_list_p (c)) |
| 8020 | c = Fevent_convert_list (c); |
| 8021 | |
| 8022 | UNGCPRO; |
| 8023 | |
| 8024 | if (! INTEGERP (c) && ! SYMBOLP (c)) |
| 8025 | error ("Key definition is invalid"); |
| 8026 | |
| 8027 | /* Work out the base key and the modifiers. */ |
| 8028 | if (SYMBOLP (c)) |
| 8029 | { |
| 8030 | c = parse_modifiers (c); |
| 8031 | lisp_modifiers = XINT (Fcar (Fcdr (c))); |
| 8032 | c = Fcar (c); |
| 8033 | if (!SYMBOLP (c)) |
| 8034 | abort (); |
| 8035 | vk_code = lookup_vk_code (SDATA (SYMBOL_NAME (c))); |
| 8036 | } |
| 8037 | else if (INTEGERP (c)) |
| 8038 | { |
| 8039 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; |
| 8040 | /* Many ascii characters are their own virtual key code. */ |
| 8041 | vk_code = XINT (c) & CHARACTERBITS; |
| 8042 | } |
| 8043 | |
| 8044 | if (vk_code < 0 || vk_code > 255) |
| 8045 | return Qnil; |
| 8046 | |
| 8047 | if ((lisp_modifiers & meta_modifier) != 0 |
| 8048 | && !NILP (Vw32_alt_is_meta)) |
| 8049 | lisp_modifiers |= alt_modifier; |
| 8050 | |
| 8051 | /* Supply defs missing from mingw32. */ |
| 8052 | #ifndef MOD_ALT |
| 8053 | #define MOD_ALT 0x0001 |
| 8054 | #define MOD_CONTROL 0x0002 |
| 8055 | #define MOD_SHIFT 0x0004 |
| 8056 | #define MOD_WIN 0x0008 |
| 8057 | #endif |
| 8058 | |
| 8059 | /* Convert lisp modifiers to Windows hot-key form. */ |
| 8060 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; |
| 8061 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; |
| 8062 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; |
| 8063 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; |
| 8064 | |
| 8065 | return HOTKEY (vk_code, w32_modifiers); |
| 8066 | } |
| 8067 | |
| 8068 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
| 8069 | Sw32_register_hot_key, 1, 1, 0, |
| 8070 | doc: /* Register KEY as a hot-key combination. |
| 8071 | Certain key combinations like Alt-Tab are reserved for system use on |
| 8072 | Windows, and therefore are normally intercepted by the system. However, |
| 8073 | most of these key combinations can be received by registering them as |
| 8074 | hot-keys, overriding their special meaning. |
| 8075 | |
| 8076 | KEY must be a one element key definition in vector form that would be |
| 8077 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta |
| 8078 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper |
| 8079 | is always interpreted as the Windows modifier keys. |
| 8080 | |
| 8081 | The return value is the hotkey-id if registered, otherwise nil. */) |
| 8082 | (key) |
| 8083 | Lisp_Object key; |
| 8084 | { |
| 8085 | key = w32_parse_hot_key (key); |
| 8086 | |
| 8087 | if (NILP (Fmemq (key, w32_grabbed_keys))) |
| 8088 | { |
| 8089 | /* Reuse an empty slot if possible. */ |
| 8090 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); |
| 8091 | |
| 8092 | /* Safe to add new key to list, even if we have focus. */ |
| 8093 | if (NILP (item)) |
| 8094 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); |
| 8095 | else |
| 8096 | XSETCAR (item, key); |
| 8097 | |
| 8098 | /* Notify input thread about new hot-key definition, so that it |
| 8099 | takes effect without needing to switch focus. */ |
| 8100 | #ifdef USE_LISP_UNION_TYPE |
| 8101 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, |
| 8102 | (WPARAM) key.i, 0); |
| 8103 | #else |
| 8104 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, |
| 8105 | (WPARAM) key, 0); |
| 8106 | #endif |
| 8107 | } |
| 8108 | |
| 8109 | return key; |
| 8110 | } |
| 8111 | |
| 8112 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
| 8113 | Sw32_unregister_hot_key, 1, 1, 0, |
| 8114 | doc: /* Unregister KEY as a hot-key combination. */) |
| 8115 | (key) |
| 8116 | Lisp_Object key; |
| 8117 | { |
| 8118 | Lisp_Object item; |
| 8119 | |
| 8120 | if (!INTEGERP (key)) |
| 8121 | key = w32_parse_hot_key (key); |
| 8122 | |
| 8123 | item = Fmemq (key, w32_grabbed_keys); |
| 8124 | |
| 8125 | if (!NILP (item)) |
| 8126 | { |
| 8127 | /* Notify input thread about hot-key definition being removed, so |
| 8128 | that it takes effect without needing focus switch. */ |
| 8129 | #ifdef USE_LISP_UNION_TYPE |
| 8130 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, |
| 8131 | (WPARAM) XINT (XCAR (item)), (LPARAM) item.i)) |
| 8132 | #else |
| 8133 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, |
| 8134 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) |
| 8135 | |
| 8136 | #endif |
| 8137 | { |
| 8138 | MSG msg; |
| 8139 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
| 8140 | } |
| 8141 | return Qt; |
| 8142 | } |
| 8143 | return Qnil; |
| 8144 | } |
| 8145 | |
| 8146 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
| 8147 | Sw32_registered_hot_keys, 0, 0, 0, |
| 8148 | doc: /* Return list of registered hot-key IDs. */) |
| 8149 | () |
| 8150 | { |
| 8151 | return Fcopy_sequence (w32_grabbed_keys); |
| 8152 | } |
| 8153 | |
| 8154 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
| 8155 | Sw32_reconstruct_hot_key, 1, 1, 0, |
| 8156 | doc: /* Convert hot-key ID to a lisp key combination. |
| 8157 | usage: (w32-reconstruct-hot-key ID) */) |
| 8158 | (hotkeyid) |
| 8159 | Lisp_Object hotkeyid; |
| 8160 | { |
| 8161 | int vk_code, w32_modifiers; |
| 8162 | Lisp_Object key; |
| 8163 | |
| 8164 | CHECK_NUMBER (hotkeyid); |
| 8165 | |
| 8166 | vk_code = HOTKEY_VK_CODE (hotkeyid); |
| 8167 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); |
| 8168 | |
| 8169 | if (lispy_function_keys[vk_code]) |
| 8170 | key = intern (lispy_function_keys[vk_code]); |
| 8171 | else |
| 8172 | key = make_number (vk_code); |
| 8173 | |
| 8174 | key = Fcons (key, Qnil); |
| 8175 | if (w32_modifiers & MOD_SHIFT) |
| 8176 | key = Fcons (Qshift, key); |
| 8177 | if (w32_modifiers & MOD_CONTROL) |
| 8178 | key = Fcons (Qctrl, key); |
| 8179 | if (w32_modifiers & MOD_ALT) |
| 8180 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
| 8181 | if (w32_modifiers & MOD_WIN) |
| 8182 | key = Fcons (Qhyper, key); |
| 8183 | |
| 8184 | return key; |
| 8185 | } |
| 8186 | |
| 8187 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
| 8188 | Sw32_toggle_lock_key, 1, 2, 0, |
| 8189 | doc: /* Toggle the state of the lock key KEY. |
| 8190 | KEY can be `capslock', `kp-numlock', or `scroll'. |
| 8191 | If the optional parameter NEW-STATE is a number, then the state of KEY |
| 8192 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) |
| 8193 | (key, new_state) |
| 8194 | Lisp_Object key, new_state; |
| 8195 | { |
| 8196 | int vk_code; |
| 8197 | |
| 8198 | if (EQ (key, intern ("capslock"))) |
| 8199 | vk_code = VK_CAPITAL; |
| 8200 | else if (EQ (key, intern ("kp-numlock"))) |
| 8201 | vk_code = VK_NUMLOCK; |
| 8202 | else if (EQ (key, intern ("scroll"))) |
| 8203 | vk_code = VK_SCROLL; |
| 8204 | else |
| 8205 | return Qnil; |
| 8206 | |
| 8207 | if (!dwWindowsThreadId) |
| 8208 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); |
| 8209 | |
| 8210 | #ifdef USE_LISP_UNION_TYPE |
| 8211 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, |
| 8212 | (WPARAM) vk_code, (LPARAM) new_state.i)) |
| 8213 | #else |
| 8214 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, |
| 8215 | (WPARAM) vk_code, (LPARAM) new_state)) |
| 8216 | #endif |
| 8217 | { |
| 8218 | MSG msg; |
| 8219 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
| 8220 | return make_number (msg.wParam); |
| 8221 | } |
| 8222 | return Qnil; |
| 8223 | } |
| 8224 | \f |
| 8225 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
| 8226 | doc: /* Return storage information about the file system FILENAME is on. |
| 8227 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total |
| 8228 | storage of the file system, FREE is the free storage, and AVAIL is the |
| 8229 | storage available to a non-superuser. All 3 numbers are in bytes. |
| 8230 | If the underlying system call fails, value is nil. */) |
| 8231 | (filename) |
| 8232 | Lisp_Object filename; |
| 8233 | { |
| 8234 | Lisp_Object encoded, value; |
| 8235 | |
| 8236 | CHECK_STRING (filename); |
| 8237 | filename = Fexpand_file_name (filename, Qnil); |
| 8238 | encoded = ENCODE_FILE (filename); |
| 8239 | |
| 8240 | value = Qnil; |
| 8241 | |
| 8242 | /* Determining the required information on Windows turns out, sadly, |
| 8243 | to be more involved than one would hope. The original Win32 api |
| 8244 | call for this will return bogus information on some systems, but we |
| 8245 | must dynamically probe for the replacement api, since that was |
| 8246 | added rather late on. */ |
| 8247 | { |
| 8248 | HMODULE hKernel = GetModuleHandle ("kernel32"); |
| 8249 | BOOL (*pfn_GetDiskFreeSpaceEx) |
| 8250 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) |
| 8251 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); |
| 8252 | |
| 8253 | /* On Windows, we may need to specify the root directory of the |
| 8254 | volume holding FILENAME. */ |
| 8255 | char rootname[MAX_PATH]; |
| 8256 | char *name = SDATA (encoded); |
| 8257 | |
| 8258 | /* find the root name of the volume if given */ |
| 8259 | if (isalpha (name[0]) && name[1] == ':') |
| 8260 | { |
| 8261 | rootname[0] = name[0]; |
| 8262 | rootname[1] = name[1]; |
| 8263 | rootname[2] = '\\'; |
| 8264 | rootname[3] = 0; |
| 8265 | } |
| 8266 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) |
| 8267 | { |
| 8268 | char *str = rootname; |
| 8269 | int slashes = 4; |
| 8270 | do |
| 8271 | { |
| 8272 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) |
| 8273 | break; |
| 8274 | *str++ = *name++; |
| 8275 | } |
| 8276 | while ( *name ); |
| 8277 | |
| 8278 | *str++ = '\\'; |
| 8279 | *str = 0; |
| 8280 | } |
| 8281 | |
| 8282 | if (pfn_GetDiskFreeSpaceEx) |
| 8283 | { |
| 8284 | /* Unsigned large integers cannot be cast to double, so |
| 8285 | use signed ones instead. */ |
| 8286 | LARGE_INTEGER availbytes; |
| 8287 | LARGE_INTEGER freebytes; |
| 8288 | LARGE_INTEGER totalbytes; |
| 8289 | |
| 8290 | if (pfn_GetDiskFreeSpaceEx(rootname, |
| 8291 | (ULARGE_INTEGER *)&availbytes, |
| 8292 | (ULARGE_INTEGER *)&totalbytes, |
| 8293 | (ULARGE_INTEGER *)&freebytes)) |
| 8294 | value = list3 (make_float ((double) totalbytes.QuadPart), |
| 8295 | make_float ((double) freebytes.QuadPart), |
| 8296 | make_float ((double) availbytes.QuadPart)); |
| 8297 | } |
| 8298 | else |
| 8299 | { |
| 8300 | DWORD sectors_per_cluster; |
| 8301 | DWORD bytes_per_sector; |
| 8302 | DWORD free_clusters; |
| 8303 | DWORD total_clusters; |
| 8304 | |
| 8305 | if (GetDiskFreeSpace(rootname, |
| 8306 | §ors_per_cluster, |
| 8307 | &bytes_per_sector, |
| 8308 | &free_clusters, |
| 8309 | &total_clusters)) |
| 8310 | value = list3 (make_float ((double) total_clusters |
| 8311 | * sectors_per_cluster * bytes_per_sector), |
| 8312 | make_float ((double) free_clusters |
| 8313 | * sectors_per_cluster * bytes_per_sector), |
| 8314 | make_float ((double) free_clusters |
| 8315 | * sectors_per_cluster * bytes_per_sector)); |
| 8316 | } |
| 8317 | } |
| 8318 | |
| 8319 | return value; |
| 8320 | } |
| 8321 | \f |
| 8322 | DEFUN ("default-printer-name", Fdefault_printer_name, Sdefault_printer_name, |
| 8323 | 0, 0, 0, doc: /* Return the name of Windows default printer device. */) |
| 8324 | () |
| 8325 | { |
| 8326 | static char pname_buf[256]; |
| 8327 | int err; |
| 8328 | HANDLE hPrn; |
| 8329 | PRINTER_INFO_2 *ppi2 = NULL; |
| 8330 | DWORD dwNeeded = 0, dwReturned = 0; |
| 8331 | |
| 8332 | /* Retrieve the default string from Win.ini (the registry). |
| 8333 | * String will be in form "printername,drivername,portname". |
| 8334 | * This is the most portable way to get the default printer. */ |
| 8335 | if (GetProfileString ("windows", "device", ",,", pname_buf, sizeof (pname_buf)) <= 0) |
| 8336 | return Qnil; |
| 8337 | /* printername precedes first "," character */ |
| 8338 | strtok (pname_buf, ","); |
| 8339 | /* We want to know more than the printer name */ |
| 8340 | if (!OpenPrinter (pname_buf, &hPrn, NULL)) |
| 8341 | return Qnil; |
| 8342 | GetPrinter (hPrn, 2, NULL, 0, &dwNeeded); |
| 8343 | if (dwNeeded == 0) |
| 8344 | { |
| 8345 | ClosePrinter (hPrn); |
| 8346 | return Qnil; |
| 8347 | } |
| 8348 | /* Allocate memory for the PRINTER_INFO_2 struct */ |
| 8349 | ppi2 = (PRINTER_INFO_2 *) xmalloc (dwNeeded); |
| 8350 | if (!ppi2) |
| 8351 | { |
| 8352 | ClosePrinter (hPrn); |
| 8353 | return Qnil; |
| 8354 | } |
| 8355 | /* Call GetPrinter() again with big enouth memory block */ |
| 8356 | err = GetPrinter (hPrn, 2, (LPBYTE)ppi2, dwNeeded, &dwReturned); |
| 8357 | ClosePrinter (hPrn); |
| 8358 | if (!err) |
| 8359 | { |
| 8360 | xfree(ppi2); |
| 8361 | return Qnil; |
| 8362 | } |
| 8363 | |
| 8364 | if (ppi2) |
| 8365 | { |
| 8366 | if (ppi2->Attributes & PRINTER_ATTRIBUTE_SHARED && ppi2->pServerName) |
| 8367 | { |
| 8368 | /* a remote printer */ |
| 8369 | if (*ppi2->pServerName == '\\') |
| 8370 | _snprintf(pname_buf, sizeof (pname_buf), "%s\\%s", ppi2->pServerName, |
| 8371 | ppi2->pShareName); |
| 8372 | else |
| 8373 | _snprintf(pname_buf, sizeof (pname_buf), "\\\\%s\\%s", ppi2->pServerName, |
| 8374 | ppi2->pShareName); |
| 8375 | pname_buf[sizeof (pname_buf) - 1] = '\0'; |
| 8376 | } |
| 8377 | else |
| 8378 | { |
| 8379 | /* a local printer */ |
| 8380 | strncpy(pname_buf, ppi2->pPortName, sizeof (pname_buf)); |
| 8381 | pname_buf[sizeof (pname_buf) - 1] = '\0'; |
| 8382 | /* `pPortName' can include several ports, delimited by ','. |
| 8383 | * we only use the first one. */ |
| 8384 | strtok(pname_buf, ","); |
| 8385 | } |
| 8386 | xfree(ppi2); |
| 8387 | } |
| 8388 | |
| 8389 | return build_string (pname_buf); |
| 8390 | } |
| 8391 | \f |
| 8392 | /*********************************************************************** |
| 8393 | Initialization |
| 8394 | ***********************************************************************/ |
| 8395 | |
| 8396 | /* Keep this list in the same order as frame_parms in frame.c. |
| 8397 | Use 0 for unsupported frame parameters. */ |
| 8398 | |
| 8399 | frame_parm_handler w32_frame_parm_handlers[] = |
| 8400 | { |
| 8401 | x_set_autoraise, |
| 8402 | x_set_autolower, |
| 8403 | x_set_background_color, |
| 8404 | x_set_border_color, |
| 8405 | x_set_border_width, |
| 8406 | x_set_cursor_color, |
| 8407 | x_set_cursor_type, |
| 8408 | x_set_font, |
| 8409 | x_set_foreground_color, |
| 8410 | x_set_icon_name, |
| 8411 | x_set_icon_type, |
| 8412 | x_set_internal_border_width, |
| 8413 | x_set_menu_bar_lines, |
| 8414 | x_set_mouse_color, |
| 8415 | x_explicitly_set_name, |
| 8416 | x_set_scroll_bar_width, |
| 8417 | x_set_title, |
| 8418 | x_set_unsplittable, |
| 8419 | x_set_vertical_scroll_bars, |
| 8420 | x_set_visibility, |
| 8421 | x_set_tool_bar_lines, |
| 8422 | 0, /* x_set_scroll_bar_foreground, */ |
| 8423 | 0, /* x_set_scroll_bar_background, */ |
| 8424 | x_set_screen_gamma, |
| 8425 | x_set_line_spacing, |
| 8426 | x_set_fringe_width, |
| 8427 | x_set_fringe_width, |
| 8428 | 0, /* x_set_wait_for_wm, */ |
| 8429 | x_set_fullscreen, |
| 8430 | }; |
| 8431 | |
| 8432 | void |
| 8433 | syms_of_w32fns () |
| 8434 | { |
| 8435 | globals_of_w32fns (); |
| 8436 | /* This is zero if not using MS-Windows. */ |
| 8437 | w32_in_use = 0; |
| 8438 | track_mouse_window = NULL; |
| 8439 | |
| 8440 | w32_visible_system_caret_hwnd = NULL; |
| 8441 | |
| 8442 | Qnone = intern ("none"); |
| 8443 | staticpro (&Qnone); |
| 8444 | Qsuppress_icon = intern ("suppress-icon"); |
| 8445 | staticpro (&Qsuppress_icon); |
| 8446 | Qundefined_color = intern ("undefined-color"); |
| 8447 | staticpro (&Qundefined_color); |
| 8448 | Qcancel_timer = intern ("cancel-timer"); |
| 8449 | staticpro (&Qcancel_timer); |
| 8450 | |
| 8451 | Qhyper = intern ("hyper"); |
| 8452 | staticpro (&Qhyper); |
| 8453 | Qsuper = intern ("super"); |
| 8454 | staticpro (&Qsuper); |
| 8455 | Qmeta = intern ("meta"); |
| 8456 | staticpro (&Qmeta); |
| 8457 | Qalt = intern ("alt"); |
| 8458 | staticpro (&Qalt); |
| 8459 | Qctrl = intern ("ctrl"); |
| 8460 | staticpro (&Qctrl); |
| 8461 | Qcontrol = intern ("control"); |
| 8462 | staticpro (&Qcontrol); |
| 8463 | Qshift = intern ("shift"); |
| 8464 | staticpro (&Qshift); |
| 8465 | /* This is the end of symbol initialization. */ |
| 8466 | |
| 8467 | /* Text property `display' should be nonsticky by default. */ |
| 8468 | Vtext_property_default_nonsticky |
| 8469 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); |
| 8470 | |
| 8471 | |
| 8472 | Fput (Qundefined_color, Qerror_conditions, |
| 8473 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); |
| 8474 | Fput (Qundefined_color, Qerror_message, |
| 8475 | build_string ("Undefined color")); |
| 8476 | |
| 8477 | staticpro (&w32_grabbed_keys); |
| 8478 | w32_grabbed_keys = Qnil; |
| 8479 | |
| 8480 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
| 8481 | doc: /* An array of color name mappings for Windows. */); |
| 8482 | Vw32_color_map = Qnil; |
| 8483 | |
| 8484 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
| 8485 | doc: /* Non-nil if alt key presses are passed on to Windows. |
| 8486 | When non-nil, for example, alt pressed and released and then space will |
| 8487 | open the System menu. When nil, Emacs silently swallows alt key events. */); |
| 8488 | Vw32_pass_alt_to_system = Qnil; |
| 8489 | |
| 8490 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
| 8491 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
| 8492 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); |
| 8493 | Vw32_alt_is_meta = Qt; |
| 8494 | |
| 8495 | DEFVAR_INT ("w32-quit-key", &w32_quit_key, |
| 8496 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
| 8497 | w32_quit_key = 0; |
| 8498 | |
| 8499 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
| 8500 | &Vw32_pass_lwindow_to_system, |
| 8501 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
| 8502 | When non-nil, the Start menu is opened by tapping the key. */); |
| 8503 | Vw32_pass_lwindow_to_system = Qt; |
| 8504 | |
| 8505 | DEFVAR_LISP ("w32-pass-rwindow-to-system", |
| 8506 | &Vw32_pass_rwindow_to_system, |
| 8507 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
| 8508 | When non-nil, the Start menu is opened by tapping the key. */); |
| 8509 | Vw32_pass_rwindow_to_system = Qt; |
| 8510 | |
| 8511 | DEFVAR_LISP ("w32-phantom-key-code", |
| 8512 | &Vw32_phantom_key_code, |
| 8513 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
| 8514 | Value is a number between 0 and 255. |
| 8515 | |
| 8516 | Phantom key presses are generated in order to stop the system from |
| 8517 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or |
| 8518 | `w32-pass-rwindow-to-system' is nil. */); |
| 8519 | /* Although 255 is technically not a valid key code, it works and |
| 8520 | means that this hack won't interfere with any real key code. */ |
| 8521 | XSETINT (Vw32_phantom_key_code, 255); |
| 8522 | |
| 8523 | DEFVAR_LISP ("w32-enable-num-lock", |
| 8524 | &Vw32_enable_num_lock, |
| 8525 | doc: /* Non-nil if Num Lock should act normally. |
| 8526 | Set to nil to see Num Lock as the key `kp-numlock'. */); |
| 8527 | Vw32_enable_num_lock = Qt; |
| 8528 | |
| 8529 | DEFVAR_LISP ("w32-enable-caps-lock", |
| 8530 | &Vw32_enable_caps_lock, |
| 8531 | doc: /* Non-nil if Caps Lock should act normally. |
| 8532 | Set to nil to see Caps Lock as the key `capslock'. */); |
| 8533 | Vw32_enable_caps_lock = Qt; |
| 8534 | |
| 8535 | DEFVAR_LISP ("w32-scroll-lock-modifier", |
| 8536 | &Vw32_scroll_lock_modifier, |
| 8537 | doc: /* Modifier to use for the Scroll Lock on state. |
| 8538 | The value can be hyper, super, meta, alt, control or shift for the |
| 8539 | respective modifier, or nil to see Scroll Lock as the key `scroll'. |
| 8540 | Any other value will cause the key to be ignored. */); |
| 8541 | Vw32_scroll_lock_modifier = Qt; |
| 8542 | |
| 8543 | DEFVAR_LISP ("w32-lwindow-modifier", |
| 8544 | &Vw32_lwindow_modifier, |
| 8545 | doc: /* Modifier to use for the left \"Windows\" key. |
| 8546 | The value can be hyper, super, meta, alt, control or shift for the |
| 8547 | respective modifier, or nil to appear as the key `lwindow'. |
| 8548 | Any other value will cause the key to be ignored. */); |
| 8549 | Vw32_lwindow_modifier = Qnil; |
| 8550 | |
| 8551 | DEFVAR_LISP ("w32-rwindow-modifier", |
| 8552 | &Vw32_rwindow_modifier, |
| 8553 | doc: /* Modifier to use for the right \"Windows\" key. |
| 8554 | The value can be hyper, super, meta, alt, control or shift for the |
| 8555 | respective modifier, or nil to appear as the key `rwindow'. |
| 8556 | Any other value will cause the key to be ignored. */); |
| 8557 | Vw32_rwindow_modifier = Qnil; |
| 8558 | |
| 8559 | DEFVAR_LISP ("w32-apps-modifier", |
| 8560 | &Vw32_apps_modifier, |
| 8561 | doc: /* Modifier to use for the \"Apps\" key. |
| 8562 | The value can be hyper, super, meta, alt, control or shift for the |
| 8563 | respective modifier, or nil to appear as the key `apps'. |
| 8564 | Any other value will cause the key to be ignored. */); |
| 8565 | Vw32_apps_modifier = Qnil; |
| 8566 | |
| 8567 | DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts, |
| 8568 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
| 8569 | w32_enable_synthesized_fonts = 0; |
| 8570 | |
| 8571 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
| 8572 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
| 8573 | Vw32_enable_palette = Qt; |
| 8574 | |
| 8575 | DEFVAR_INT ("w32-mouse-button-tolerance", |
| 8576 | &w32_mouse_button_tolerance, |
| 8577 | doc: /* Analogue of double click interval for faking middle mouse events. |
| 8578 | The value is the minimum time in milliseconds that must elapse between |
| 8579 | left/right button down events before they are considered distinct events. |
| 8580 | If both mouse buttons are depressed within this interval, a middle mouse |
| 8581 | button down event is generated instead. */); |
| 8582 | w32_mouse_button_tolerance = GetDoubleClickTime () / 2; |
| 8583 | |
| 8584 | DEFVAR_INT ("w32-mouse-move-interval", |
| 8585 | &w32_mouse_move_interval, |
| 8586 | doc: /* Minimum interval between mouse move events. |
| 8587 | The value is the minimum time in milliseconds that must elapse between |
| 8588 | successive mouse move (or scroll bar drag) events before they are |
| 8589 | reported as lisp events. */); |
| 8590 | w32_mouse_move_interval = 0; |
| 8591 | |
| 8592 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
| 8593 | &w32_pass_extra_mouse_buttons_to_system, |
| 8594 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. |
| 8595 | Recent versions of Windows support mice with up to five buttons. |
| 8596 | Since most applications don't support these extra buttons, most mouse |
| 8597 | drivers will allow you to map them to functions at the system level. |
| 8598 | If this variable is non-nil, Emacs will pass them on, allowing the |
| 8599 | system to handle them. */); |
| 8600 | w32_pass_extra_mouse_buttons_to_system = 0; |
| 8601 | |
| 8602 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
| 8603 | doc: /* The shape of the pointer when over text. |
| 8604 | Changing the value does not affect existing frames |
| 8605 | unless you set the mouse color. */); |
| 8606 | Vx_pointer_shape = Qnil; |
| 8607 | |
| 8608 | Vx_nontext_pointer_shape = Qnil; |
| 8609 | |
| 8610 | Vx_mode_pointer_shape = Qnil; |
| 8611 | |
| 8612 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
| 8613 | doc: /* The shape of the pointer when Emacs is busy. |
| 8614 | This variable takes effect when you create a new frame |
| 8615 | or when you set the mouse color. */); |
| 8616 | Vx_hourglass_pointer_shape = Qnil; |
| 8617 | |
| 8618 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
| 8619 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
| 8620 | display_hourglass_p = 1; |
| 8621 | |
| 8622 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
| 8623 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
| 8624 | Value must be an integer or float. */); |
| 8625 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
| 8626 | |
| 8627 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
| 8628 | &Vx_sensitive_text_pointer_shape, |
| 8629 | doc: /* The shape of the pointer when over mouse-sensitive text. |
| 8630 | This variable takes effect when you create a new frame |
| 8631 | or when you set the mouse color. */); |
| 8632 | Vx_sensitive_text_pointer_shape = Qnil; |
| 8633 | |
| 8634 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
| 8635 | &Vx_window_horizontal_drag_shape, |
| 8636 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
| 8637 | This variable takes effect when you create a new frame |
| 8638 | or when you set the mouse color. */); |
| 8639 | Vx_window_horizontal_drag_shape = Qnil; |
| 8640 | |
| 8641 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
| 8642 | doc: /* A string indicating the foreground color of the cursor box. */); |
| 8643 | Vx_cursor_fore_pixel = Qnil; |
| 8644 | |
| 8645 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
| 8646 | doc: /* Maximum size for tooltips. |
| 8647 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); |
| 8648 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
| 8649 | |
| 8650 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
| 8651 | doc: /* Non-nil if no window manager is in use. |
| 8652 | Emacs doesn't try to figure this out; this is always nil |
| 8653 | unless you set it to something else. */); |
| 8654 | /* We don't have any way to find this out, so set it to nil |
| 8655 | and maybe the user would like to set it to t. */ |
| 8656 | Vx_no_window_manager = Qnil; |
| 8657 | |
| 8658 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
| 8659 | &Vx_pixel_size_width_font_regexp, |
| 8660 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
| 8661 | |
| 8662 | Since Emacs gets width of a font matching with this regexp from |
| 8663 | PIXEL_SIZE field of the name, font finding mechanism gets faster for |
| 8664 | such a font. This is especially effective for such large fonts as |
| 8665 | Chinese, Japanese, and Korean. */); |
| 8666 | Vx_pixel_size_width_font_regexp = Qnil; |
| 8667 | |
| 8668 | DEFVAR_LISP ("w32-bdf-filename-alist", |
| 8669 | &Vw32_bdf_filename_alist, |
| 8670 | doc: /* List of bdf fonts and their corresponding filenames. */); |
| 8671 | Vw32_bdf_filename_alist = Qnil; |
| 8672 | |
| 8673 | DEFVAR_BOOL ("w32-strict-fontnames", |
| 8674 | &w32_strict_fontnames, |
| 8675 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
| 8676 | Default is nil, which allows old fontnames that are not XLFD compliant, |
| 8677 | and allows third-party CJK display to work by specifying false charset |
| 8678 | fields to trick Emacs into translating to Big5, SJIS etc. |
| 8679 | Setting this to t will prevent wrong fonts being selected when |
| 8680 | fontsets are automatically created. */); |
| 8681 | w32_strict_fontnames = 0; |
| 8682 | |
| 8683 | DEFVAR_BOOL ("w32-strict-painting", |
| 8684 | &w32_strict_painting, |
| 8685 | doc: /* Non-nil means use strict rules for repainting frames. |
| 8686 | Set this to nil to get the old behaviour for repainting; this should |
| 8687 | only be necessary if the default setting causes problems. */); |
| 8688 | w32_strict_painting = 1; |
| 8689 | |
| 8690 | DEFVAR_LISP ("w32-charset-info-alist", |
| 8691 | &Vw32_charset_info_alist, |
| 8692 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
| 8693 | Each entry should be of the form: |
| 8694 | |
| 8695 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) |
| 8696 | |
| 8697 | where CHARSET_NAME is a string used in font names to identify the charset, |
| 8698 | WINDOWS_CHARSET is a symbol that can be one of: |
| 8699 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, |
| 8700 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, |
| 8701 | w32-charset-chinesebig5, |
| 8702 | w32-charset-johab, w32-charset-hebrew, |
| 8703 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, |
| 8704 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, |
| 8705 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, |
| 8706 | w32-charset-unicode, |
| 8707 | or w32-charset-oem. |
| 8708 | CODEPAGE should be an integer specifying the codepage that should be used |
| 8709 | to display the character set, t to do no translation and output as Unicode, |
| 8710 | or nil to do no translation and output as 8 bit (or multibyte on far-east |
| 8711 | versions of Windows) characters. */); |
| 8712 | Vw32_charset_info_alist = Qnil; |
| 8713 | |
| 8714 | staticpro (&Qw32_charset_ansi); |
| 8715 | Qw32_charset_ansi = intern ("w32-charset-ansi"); |
| 8716 | staticpro (&Qw32_charset_symbol); |
| 8717 | Qw32_charset_symbol = intern ("w32-charset-symbol"); |
| 8718 | staticpro (&Qw32_charset_shiftjis); |
| 8719 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); |
| 8720 | staticpro (&Qw32_charset_hangeul); |
| 8721 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); |
| 8722 | staticpro (&Qw32_charset_chinesebig5); |
| 8723 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); |
| 8724 | staticpro (&Qw32_charset_gb2312); |
| 8725 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); |
| 8726 | staticpro (&Qw32_charset_oem); |
| 8727 | Qw32_charset_oem = intern ("w32-charset-oem"); |
| 8728 | |
| 8729 | #ifdef JOHAB_CHARSET |
| 8730 | { |
| 8731 | static int w32_extra_charsets_defined = 1; |
| 8732 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
| 8733 | doc: /* Internal variable. */); |
| 8734 | |
| 8735 | staticpro (&Qw32_charset_johab); |
| 8736 | Qw32_charset_johab = intern ("w32-charset-johab"); |
| 8737 | staticpro (&Qw32_charset_easteurope); |
| 8738 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); |
| 8739 | staticpro (&Qw32_charset_turkish); |
| 8740 | Qw32_charset_turkish = intern ("w32-charset-turkish"); |
| 8741 | staticpro (&Qw32_charset_baltic); |
| 8742 | Qw32_charset_baltic = intern ("w32-charset-baltic"); |
| 8743 | staticpro (&Qw32_charset_russian); |
| 8744 | Qw32_charset_russian = intern ("w32-charset-russian"); |
| 8745 | staticpro (&Qw32_charset_arabic); |
| 8746 | Qw32_charset_arabic = intern ("w32-charset-arabic"); |
| 8747 | staticpro (&Qw32_charset_greek); |
| 8748 | Qw32_charset_greek = intern ("w32-charset-greek"); |
| 8749 | staticpro (&Qw32_charset_hebrew); |
| 8750 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); |
| 8751 | staticpro (&Qw32_charset_vietnamese); |
| 8752 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); |
| 8753 | staticpro (&Qw32_charset_thai); |
| 8754 | Qw32_charset_thai = intern ("w32-charset-thai"); |
| 8755 | staticpro (&Qw32_charset_mac); |
| 8756 | Qw32_charset_mac = intern ("w32-charset-mac"); |
| 8757 | } |
| 8758 | #endif |
| 8759 | |
| 8760 | #ifdef UNICODE_CHARSET |
| 8761 | { |
| 8762 | static int w32_unicode_charset_defined = 1; |
| 8763 | DEFVAR_BOOL ("w32-unicode-charset-defined", |
| 8764 | &w32_unicode_charset_defined, |
| 8765 | doc: /* Internal variable. */); |
| 8766 | |
| 8767 | staticpro (&Qw32_charset_unicode); |
| 8768 | Qw32_charset_unicode = intern ("w32-charset-unicode"); |
| 8769 | #endif |
| 8770 | |
| 8771 | #if 0 /* TODO: Port to W32 */ |
| 8772 | defsubr (&Sx_change_window_property); |
| 8773 | defsubr (&Sx_delete_window_property); |
| 8774 | defsubr (&Sx_window_property); |
| 8775 | #endif |
| 8776 | defsubr (&Sxw_display_color_p); |
| 8777 | defsubr (&Sx_display_grayscale_p); |
| 8778 | defsubr (&Sxw_color_defined_p); |
| 8779 | defsubr (&Sxw_color_values); |
| 8780 | defsubr (&Sx_server_max_request_size); |
| 8781 | defsubr (&Sx_server_vendor); |
| 8782 | defsubr (&Sx_server_version); |
| 8783 | defsubr (&Sx_display_pixel_width); |
| 8784 | defsubr (&Sx_display_pixel_height); |
| 8785 | defsubr (&Sx_display_mm_width); |
| 8786 | defsubr (&Sx_display_mm_height); |
| 8787 | defsubr (&Sx_display_screens); |
| 8788 | defsubr (&Sx_display_planes); |
| 8789 | defsubr (&Sx_display_color_cells); |
| 8790 | defsubr (&Sx_display_visual_class); |
| 8791 | defsubr (&Sx_display_backing_store); |
| 8792 | defsubr (&Sx_display_save_under); |
| 8793 | defsubr (&Sx_create_frame); |
| 8794 | defsubr (&Sx_open_connection); |
| 8795 | defsubr (&Sx_close_connection); |
| 8796 | defsubr (&Sx_display_list); |
| 8797 | defsubr (&Sx_synchronize); |
| 8798 | |
| 8799 | /* W32 specific functions */ |
| 8800 | |
| 8801 | defsubr (&Sw32_focus_frame); |
| 8802 | defsubr (&Sw32_select_font); |
| 8803 | defsubr (&Sw32_define_rgb_color); |
| 8804 | defsubr (&Sw32_default_color_map); |
| 8805 | defsubr (&Sw32_load_color_file); |
| 8806 | defsubr (&Sw32_send_sys_command); |
| 8807 | defsubr (&Sw32_shell_execute); |
| 8808 | defsubr (&Sw32_register_hot_key); |
| 8809 | defsubr (&Sw32_unregister_hot_key); |
| 8810 | defsubr (&Sw32_registered_hot_keys); |
| 8811 | defsubr (&Sw32_reconstruct_hot_key); |
| 8812 | defsubr (&Sw32_toggle_lock_key); |
| 8813 | defsubr (&Sw32_find_bdf_fonts); |
| 8814 | |
| 8815 | defsubr (&Sfile_system_info); |
| 8816 | defsubr (&Sdefault_printer_name); |
| 8817 | |
| 8818 | /* Setting callback functions for fontset handler. */ |
| 8819 | get_font_info_func = w32_get_font_info; |
| 8820 | |
| 8821 | #if 0 /* This function pointer doesn't seem to be used anywhere. |
| 8822 | And the pointer assigned has the wrong type, anyway. */ |
| 8823 | list_fonts_func = w32_list_fonts; |
| 8824 | #endif |
| 8825 | |
| 8826 | load_font_func = w32_load_font; |
| 8827 | find_ccl_program_func = w32_find_ccl_program; |
| 8828 | query_font_func = w32_query_font; |
| 8829 | set_frame_fontset_func = x_set_font; |
| 8830 | check_window_system_func = check_w32; |
| 8831 | |
| 8832 | |
| 8833 | hourglass_atimer = NULL; |
| 8834 | hourglass_shown_p = 0; |
| 8835 | defsubr (&Sx_show_tip); |
| 8836 | defsubr (&Sx_hide_tip); |
| 8837 | tip_timer = Qnil; |
| 8838 | staticpro (&tip_timer); |
| 8839 | tip_frame = Qnil; |
| 8840 | staticpro (&tip_frame); |
| 8841 | |
| 8842 | last_show_tip_args = Qnil; |
| 8843 | staticpro (&last_show_tip_args); |
| 8844 | |
| 8845 | defsubr (&Sx_file_dialog); |
| 8846 | } |
| 8847 | |
| 8848 | |
| 8849 | /* |
| 8850 | globals_of_w32fns is used to initialize those global variables that |
| 8851 | must always be initialized on startup even when the global variable |
| 8852 | initialized is non zero (see the function main in emacs.c). |
| 8853 | globals_of_w32fns is called from syms_of_w32fns when the global |
| 8854 | variable initialized is 0 and directly from main when initialized |
| 8855 | is non zero. |
| 8856 | */ |
| 8857 | void globals_of_w32fns () |
| 8858 | { |
| 8859 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); |
| 8860 | /* |
| 8861 | TrackMouseEvent not available in all versions of Windows, so must load |
| 8862 | it dynamically. Do it once, here, instead of every time it is used. |
| 8863 | */ |
| 8864 | track_mouse_event_fn = (TrackMouseEvent_Proc) |
| 8865 | GetProcAddress (user32_lib, "TrackMouseEvent"); |
| 8866 | /* ditto for GetClipboardSequenceNumber. */ |
| 8867 | clipboard_sequence_fn = (ClipboardSequence_Proc) |
| 8868 | GetProcAddress (user32_lib, "GetClipboardSequenceNumber"); |
| 8869 | |
| 8870 | DEFVAR_INT ("w32-ansi-code-page", |
| 8871 | &w32_ansi_code_page, |
| 8872 | doc: /* The ANSI code page used by the system. */); |
| 8873 | w32_ansi_code_page = GetACP (); |
| 8874 | } |
| 8875 | |
| 8876 | #undef abort |
| 8877 | |
| 8878 | void |
| 8879 | w32_abort() |
| 8880 | { |
| 8881 | int button; |
| 8882 | button = MessageBox (NULL, |
| 8883 | "A fatal error has occurred!\n\n" |
| 8884 | "Select Abort to exit, Retry to debug, Ignore to continue", |
| 8885 | "Emacs Abort Dialog", |
| 8886 | MB_ICONEXCLAMATION | MB_TASKMODAL |
| 8887 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); |
| 8888 | switch (button) |
| 8889 | { |
| 8890 | case IDRETRY: |
| 8891 | DebugBreak (); |
| 8892 | break; |
| 8893 | case IDIGNORE: |
| 8894 | break; |
| 8895 | case IDABORT: |
| 8896 | default: |
| 8897 | abort (); |
| 8898 | break; |
| 8899 | } |
| 8900 | } |
| 8901 | |
| 8902 | /* For convenience when debugging. */ |
| 8903 | int |
| 8904 | w32_last_error() |
| 8905 | { |
| 8906 | return GetLastError (); |
| 8907 | } |
| 8908 | |
| 8909 | /* arch-tag: 707589ab-b9be-4638-8cdd-74629cc9b446 |
| 8910 | (do not change this comment) */ |