src/macterm.h

   1 /* Display module for Mac OS.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004,
   3                  2005, 2006, 2007 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., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  23
  24 #include "macgui.h"
  25 #include "frame.h"
  26
  27 #define RGB_TO_ULONG(r, g, b) (((r) << 16) | ((g) << 8) | (b))
  28
  29 #define RED_FROM_ULONG(color) ((color) >> 16)
  30 #define GREEN_FROM_ULONG(color) (((color) >> 8) & 0xff)
  31 #define BLUE_FROM_ULONG(color) ((color) & 0xff)
  32
  33 /* Do not change `* 0x101' in the following lines to `<< 8'.  If
  34    changed, image masks in 1-bit depth will not work. */
  35 #define RED16_FROM_ULONG(color) (RED_FROM_ULONG(color) * 0x101)
  36 #define GREEN16_FROM_ULONG(color) (GREEN_FROM_ULONG(color) * 0x101)
  37 #define BLUE16_FROM_ULONG(color) (BLUE_FROM_ULONG(color) * 0x101)
  38
  39 #define BLACK_PIX_DEFAULT(f) RGB_TO_ULONG(0,0,0)
  40 #define WHITE_PIX_DEFAULT(f) RGB_TO_ULONG(255,255,255)
  41
  42 #define FONT_WIDTH(f)   ((f)->max_bounds.width)
  43 #define FONT_HEIGHT(f)  ((f)->ascent + (f)->descent)
  44 #define FONT_BASE(f)    ((f)->ascent)
  45 #define FONT_DESCENT(f) ((f)->descent)
  46
  47 /* Structure recording bitmaps and reference count.
  48    If REFCOUNT is 0 then this record is free to be reused.  */
  49
  50 struct mac_bitmap_record
  51 {
  52   char *bitmap_data;
  53   char *file;
  54   int refcount;
  55   int height, width;
  56 };
  57
  58
  59 /* For each display (currently only one on mac), we have a structure that
  60    records information about it.  */
  61
  62 struct mac_display_info
  63 {
  64   /* Chain of all mac_display_info structures.  */
  65   struct mac_display_info *next;
  66
  67   /* The generic display parameters corresponding to this X display. */
  68   struct terminal *terminal;
  69
  70   /* This is a cons cell of the form (NAME . FONT-LIST-CACHE).
  71      The same cons cell also appears in x_display_name_list.  */
  72   Lisp_Object name_list_element;
  73
  74   /* Number of frames that are on this display.  */
  75   int reference_count;
  76
  77   /* Dots per inch of the screen.  */
  78   double resx, resy;
  79
  80   /* Number of planes on this screen.  */
  81   int n_planes;
  82
  83   /* Whether the screen supports color */
  84   int color_p;
  85
  86   /* Dimensions of this screen.  */
  87   int height, width;
  88
  89   /* Mask of things that cause the mouse to be grabbed.  */
  90   int grabbed;
  91
  92 #if 0
  93   /* Emacs bitmap-id of the default icon bitmap for this frame.
  94      Or -1 if none has been allocated yet.  */
  95   int icon_bitmap_id;
  96
  97 #endif
  98   /* The root window of this screen.  */
  99   Window root_window;
 100
 101   /* The cursor to use for vertical scroll bars.  */
 102   Cursor vertical_scroll_bar_cursor;
 103
 104   /* Resource data base */
 105   XrmDatabase xrdb;
 106
 107   /* A table of all the fonts we have already loaded.  */
 108   struct font_info *font_table;
 109
 110   /* The current capacity of font_table.  */
 111   int font_table_size;
 112
 113   /* Minimum width over all characters in all fonts in font_table.  */
 114   int smallest_char_width;
 115
 116   /* Minimum font height over all fonts in font_table.  */
 117   int smallest_font_height;
 118
 119   /* Reusable Graphics Context for drawing a cursor in a non-default face. */
 120   GC scratch_cursor_gc;
 121
 122   /* These variables describe the range of text currently shown in its
 123      mouse-face, together with the window they apply to.  As long as
 124      the mouse stays within this range, we need not redraw anything on
 125      its account.  Rows and columns are glyph matrix positions in
 126      MOUSE_FACE_WINDOW.  */
 127   int mouse_face_beg_row, mouse_face_beg_col;
 128   int mouse_face_beg_x, mouse_face_beg_y;
 129   int mouse_face_end_row, mouse_face_end_col;
 130   int mouse_face_end_x, mouse_face_end_y;
 131   int mouse_face_past_end;
 132   Lisp_Object mouse_face_window;
 133   int mouse_face_face_id;
 134   Lisp_Object mouse_face_overlay;
 135
 136   /* 1 if a mouse motion event came and we didn't handle it right away because
 137      gc was in progress.  */
 138   int mouse_face_deferred_gc;
 139
 140   /* FRAME and X, Y position of mouse when last checked for
 141      highlighting.  X and Y can be negative or out of range for the frame.  */
 142   struct frame *mouse_face_mouse_frame;
 143   int mouse_face_mouse_x, mouse_face_mouse_y;
 144
 145   /* Nonzero means defer mouse-motion highlighting.  */
 146   int mouse_face_defer;
 147
 148   /* Nonzero means that the mouse highlight should not be shown.  */
 149   int mouse_face_hidden;
 150
 151   int mouse_face_image_state;
 152
 153   char *mac_id_name;
 154
 155   /* The number of fonts actually stored in the font table.
 156      font_table[n] is used and valid iff 0 <= n < n_fonts.  0 <=
 157      n_fonts <= font_table_size and font_table[i].name != 0.  */
 158   int n_fonts;
 159
 160   /* Pointer to bitmap records.  */
 161   struct mac_bitmap_record *bitmaps;
 162
 163   /* Allocated size of bitmaps field.  */
 164   int bitmaps_size;
 165
 166   /* Last used bitmap index.  */
 167   int bitmaps_last;
 168
 169   /* The frame (if any) which has the window that has keyboard focus.
 170      Zero if none.  This is examined by Ffocus_frame in macfns.c.  Note
 171      that a mere EnterNotify event can set this; if you need to know the
 172      last frame specified in a FocusIn or FocusOut event, use
 173      x_focus_event_frame.  */
 174   struct frame *x_focus_frame;
 175
 176   /* The last frame mentioned in a FocusIn or FocusOut event.  This is
 177      separate from x_focus_frame, because whether or not LeaveNotify
 178      events cause us to lose focus depends on whether or not we have
 179      received a FocusIn event for it.  */
 180   struct frame *x_focus_event_frame;
 181
 182   /* The frame which currently has the visual highlight, and should get
 183      keyboard input (other sorts of input have the frame encoded in the
 184      event).  It points to the focus frame's selected window's
 185      frame.  It differs from x_focus_frame when we're using a global
 186      minibuffer.  */
 187   struct frame *x_highlight_frame;
 188
 189   /* Cache of images.  */
 190   struct image_cache *image_cache;
 191 };
 192
 193 /* This checks to make sure we have a display.  */
 194 extern void check_mac P_ ((void));
 195
 196 #define x_display_info mac_display_info
 197
 198 /* This is a chain of structures for all the X displays currently in use.  */
 199 extern struct x_display_info *x_display_list;
 200
 201 /* This is a chain of structures for all the displays currently in use.  */
 202 extern struct mac_display_info one_mac_display_info;
 203
 204 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
 205    one for each element of x_display_list and in the same order.
 206    NAME is the name of the frame.
 207    FONT-LIST-CACHE records previous values returned by x-list-fonts.  */
 208 extern Lisp_Object x_display_name_list;
 209
 210 extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object));
 211
 212 extern struct mac_display_info *mac_term_init P_ ((Lisp_Object, char *, char *));
 213
 214 extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int));
 215 extern struct font_info *x_get_font_info P_ ((struct frame *f, int));
 216 extern struct font_info *x_load_font P_ ((struct frame *, char *, int));
 217 extern struct font_info *x_query_font P_ ((struct frame *, char *));
 218 extern void x_find_ccl_program P_ ((struct font_info *));
 219 \f
 220 /* When Emacs uses a tty window, tty_display in frame.c points to an
 221    x_output struct .  */
 222 struct x_output
 223 {
 224   unsigned long background_pixel;
 225   unsigned long foreground_pixel;
 226 };
 227
 228 /* The collection of data describing a window on the Mac.  */
 229 struct mac_output
 230 {
 231   /* Placeholder for things accessed through output_data.x.  Must
 232      appear first.  */
 233   struct x_output x_compatible;
 234
 235   /* Menubar "widget" handle.  */
 236   int menubar_widget;
 237
 238   FRAME_PTR mFP;                /* points back to the frame struct */
 239
 240   /* Here are the Graphics Contexts for the default font.  */
 241   GC normal_gc;                         /* Normal video */
 242   GC reverse_gc;                        /* Reverse video */
 243   GC cursor_gc;                         /* cursor drawing */
 244
 245   /* The window used for this frame.
 246      May be zero while the frame object is being created
 247      and the window has not yet been created.  */
 248   Window window_desc;
 249
 250   /* The window that is the parent of this window.
 251      Usually this is a window that was made by the window manager,
 252      but it can be the root window, and it can be explicitly specified
 253      (see the explicit_parent field, below).  */
 254   Window parent_desc;
 255
 256   /* Default ASCII font of this frame. */
 257   XFontStruct *font;
 258
 259   /* The baseline offset of the default ASCII font.  */
 260   int baseline_offset;
 261
 262   /* If a fontset is specified for this frame instead of font, this
 263      value contains an ID of the fontset, else -1.  */
 264   int fontset;
 265
 266   /* Pixel values used for various purposes.
 267      border_pixel may be -1 meaning use a gray tile.  */
 268   unsigned long cursor_pixel;
 269   unsigned long border_pixel;
 270   unsigned long mouse_pixel;
 271   unsigned long cursor_foreground_pixel;
 272
 273 #if 0
 274   /* Foreground color for scroll bars.  A value of -1 means use the
 275      default (black for non-toolkit scroll bars).  */
 276   unsigned long scroll_bar_foreground_pixel;
 277
 278   /* Background color for scroll bars.  A value of -1 means use the
 279      default (background color of the frame for non-toolkit scroll
 280      bars).  */
 281   unsigned long scroll_bar_background_pixel;
 282 #endif
 283
 284   /* Descriptor for the cursor in use for this window.  */
 285   Cursor text_cursor;
 286   Cursor nontext_cursor;
 287   Cursor modeline_cursor;
 288   Cursor hand_cursor;
 289   Cursor hourglass_cursor;
 290   Cursor horizontal_drag_cursor;
 291 #if 0
 292   /* Window whose cursor is hourglass_cursor.  This window is temporarily
 293      mapped to display a hourglass-cursor.  */
 294   Window hourglass_window;
 295
 296   /* Non-zero means hourglass cursor is currently displayed.  */
 297   unsigned hourglass_p : 1;
 298
 299   /* Flag to set when the window needs to be completely repainted.  */
 300   int needs_exposure;
 301
 302 #endif
 303
 304 #if TARGET_API_MAC_CARBON
 305   /* The Mac control reference for the hourglass (progress indicator)
 306      shown at the upper-right corner of the window.  */
 307   ControlRef hourglass_control;
 308 #endif
 309
 310   /* This is the Emacs structure for the display this frame is on.  */
 311   /* struct w32_display_info *display_info; */
 312
 313   /* Nonzero means our parent is another application's window
 314      and was explicitly specified.  */
 315   char explicit_parent;
 316
 317   /* Nonzero means tried already to make this frame visible.  */
 318   char asked_for_visible;
 319
 320   /* Relief GCs, colors etc.  */
 321   struct relief
 322   {
 323     GC gc;
 324     unsigned long pixel;
 325     int allocated_p;
 326   }
 327   black_relief, white_relief;
 328
 329   /* The background for which the above relief GCs were set up.
 330      They are changed only when a different background is involved.  */
 331   unsigned long relief_background;
 332
 333   /* Width of the internal border.  */
 334   int internal_border_width;
 335
 336   /* Hints for the size and the position of a window.  */
 337   XSizeHints *size_hints;
 338
 339 #if USE_CG_DRAWING
 340   /* Quartz 2D graphics context.  */
 341   CGContextRef cg_context;
 342 #endif
 343 };
 344
 345 typedef struct mac_output mac_output;
 346
 347 /* Return the X output data for frame F.  */
 348 #define FRAME_X_OUTPUT(f) ((f)->output_data.mac)
 349
 350 /* Return the Mac window used for displaying data in frame F.  */
 351 #define FRAME_MAC_WINDOW(f) ((f)->output_data.mac->window_desc)
 352 #define FRAME_X_WINDOW(f) ((f)->output_data.mac->window_desc)
 353
 354 #define FRAME_FONT(f) ((f)->output_data.mac->font)
 355 #define FRAME_FONTSET(f) ((f)->output_data.mac->fontset)
 356
 357 #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.mac->baseline_offset)
 358
 359 #define FRAME_SIZE_HINTS(f) ((f)->output_data.mac->size_hints)
 360
 361 /* This gives the mac_display_info structure for the display F is on.  */
 362 #define FRAME_MAC_DISPLAY_INFO(f) (&one_mac_display_info)
 363 #define FRAME_X_DISPLAY_INFO(f) (&one_mac_display_info)
 364
 365 /* This is the `Display *' which frame F is on.  */
 366 #define FRAME_MAC_DISPLAY(f) (0)
 367 #define FRAME_X_DISPLAY(f) (0)
 368
 369 /* This is the 'font_info *' which frame F has.  */
 370 #define FRAME_MAC_FONT_TABLE(f) (FRAME_MAC_DISPLAY_INFO (f)->font_table)
 371
 372 /* Value is the smallest width of any character in any font on frame F.  */
 373
 374 #define FRAME_SMALLEST_CHAR_WIDTH(F) \
 375      FRAME_MAC_DISPLAY_INFO(F)->smallest_char_width
 376
 377 /* Value is the smallest height of any font on frame F.  */
 378
 379 #define FRAME_SMALLEST_FONT_HEIGHT(F) \
 380      FRAME_MAC_DISPLAY_INFO(F)->smallest_font_height
 381
 382 /* Return a pointer to the image cache of frame F.  */
 383
 384 #define FRAME_X_IMAGE_CACHE(F) FRAME_MAC_DISPLAY_INFO ((F))->image_cache
 385
 386 \f
 387 /* Mac-specific scroll bar stuff.  */
 388
 389 /* We represent scroll bars as lisp vectors.  This allows us to place
 390    references to them in windows without worrying about whether we'll
 391    end up with windows referring to dead scroll bars; the garbage
 392    collector will free it when its time comes.
 393
 394    We use struct scroll_bar as a template for accessing fields of the
 395    vector.  */
 396
 397 struct scroll_bar {
 398
 399   /* These fields are shared by all vectors.  */
 400   EMACS_INT size_from_Lisp_Vector_struct;
 401   struct Lisp_Vector *next_from_Lisp_Vector_struct;
 402
 403   /* The window we're a scroll bar for.  */
 404   Lisp_Object window;
 405
 406   /* The next and previous in the chain of scroll bars in this frame.  */
 407   Lisp_Object next, prev;
 408
 409   /* The Mac control handle of this scroll bar.  Since this is a
 410      pointer value, we store it split into two Lisp integers.  */
 411   Lisp_Object control_handle_low, control_handle_high;
 412
 413   /* The position and size of the scroll bar in pixels, relative to the
 414      frame.  */
 415   Lisp_Object top, left, width, height;
 416
 417   /* The starting and ending positions of the handle, relative to the
 418      handle area (i.e. zero is the top position, not
 419      SCROLL_BAR_TOP_BORDER).  If they're equal, that means the handle
 420      hasn't been drawn yet.
 421
 422      These are not actually the locations where the beginning and end
 423      are drawn; in order to keep handles from becoming invisible when
 424      editing large files, we establish a minimum height by always
 425      drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below
 426      where they would be normally; the bottom and top are in a
 427      different co-ordinate system.  */
 428   Lisp_Object start, end;
 429
 430   /* If the scroll bar handle is currently being dragged by the user,
 431      this is the number of pixels from the top of the handle to the
 432      place where the user grabbed it.  If the handle is pressed but
 433      not dragged yet, this is a negative integer whose absolute value
 434      is the number of pixels plus 1.  If the handle isn't currently
 435      being dragged, this is Qnil.  */
 436   Lisp_Object dragging;
 437
 438 #ifdef USE_TOOLKIT_SCROLL_BARS
 439   /* The position and size of the scroll bar handle track area in
 440      pixels, relative to the frame.  */
 441   Lisp_Object track_top, track_height;
 442
 443   /* Minimum length of the scroll bar handle, in pixels.  */
 444   Lisp_Object min_handle;
 445 #endif
 446 };
 447
 448 /* The number of elements a vector holding a struct scroll_bar needs.  */
 449 #define SCROLL_BAR_VEC_SIZE                                     \
 450   ((sizeof (struct scroll_bar)                                  \
 451     - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *))       \
 452    / sizeof (Lisp_Object))
 453
 454 /* Turning a lisp vector value into a pointer to a struct scroll_bar.  */
 455 #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
 456
 457
 458 /* Building a C long integer from two lisp integers.  */
 459 #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low))
 460
 461 /* Setting two lisp integers to two parts of a C unsigned long.  */
 462 #define SCROLL_BAR_UNPACK(low, high, ulong) \
 463   (XSETINT ((low),  (ulong) & 0xffff), \
 464    XSETINT ((high), (ulong) >> 16))
 465
 466
 467 /* Extract the Mac control handle of the scroll bar from a struct
 468    scroll_bar.  */
 469 #define SCROLL_BAR_CONTROL_HANDLE(ptr) \
 470   ((ControlHandle) SCROLL_BAR_PACK ((ptr)->control_handle_low, \
 471                                     (ptr)->control_handle_high))
 472
 473 /* Store a Mac control handle in a struct scroll_bar.  */
 474 #define SET_SCROLL_BAR_CONTROL_HANDLE(ptr, handle) \
 475   (SCROLL_BAR_UNPACK ((ptr)->control_handle_low, \
 476                       (ptr)->control_handle_high, (unsigned long) (handle)))
 477
 478 /* Return the inside width of a vertical scroll bar, given the outside
 479    width.  */
 480 #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \
 481   ((width) \
 482    - VERTICAL_SCROLL_BAR_LEFT_BORDER \
 483    - VERTICAL_SCROLL_BAR_RIGHT_BORDER \
 484    - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2)
 485
 486 /* Return the length of the rectangle within which the top of the
 487    handle must stay.  This isn't equivalent to the inside height,
 488    because the scroll bar handle has a minimum height.
 489
 490    This is the real range of motion for the scroll bar, so when we're
 491    scaling buffer positions to scroll bar positions, we use this, not
 492    VERTICAL_SCROLL_BAR_INSIDE_HEIGHT.  */
 493 #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \
 494   (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) \
 495    - VERTICAL_SCROLL_BAR_MIN_HANDLE - UP_AND_DOWN_ARROWS)
 496
 497 /* Return the inside height of vertical scroll bar, given the outside
 498    height.  See VERTICAL_SCROLL_BAR_TOP_RANGE too.  */
 499 #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \
 500   ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER \
 501    - VERTICAL_SCROLL_BAR_BOTTOM_BORDER)
 502
 503
 504 /* Border widths for scroll bars.
 505
 506    Scroll bar windows don't have any borders; their border width is
 507    set to zero, and we redraw borders ourselves.  This makes the code
 508    a bit cleaner, since we don't have to convert between outside width
 509    (used when relating to the rest of the screen) and inside width
 510    (used when sizing and drawing the scroll bar window itself).
 511
 512    The handle moves up and down/back and forth in a rectangle inset
 513    from the edges of the scroll bar.  These are widths by which we
 514    inset the handle boundaries from the scroll bar edges.  */
 515 #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0)
 516 #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0)
 517 #define VERTICAL_SCROLL_BAR_TOP_BORDER (0)
 518 #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (0)
 519
 520 /* Minimum lengths for scroll bar handles, in pixels.  */
 521 #define VERTICAL_SCROLL_BAR_MIN_HANDLE (16)
 522
 523 /* Combined length of up and down arrow boxes in scroll bars, in pixels.  */
 524 #define UP_AND_DOWN_ARROWS (32)
 525
 526 /* Trimming off a few pixels from each side prevents
 527    text from glomming up against the scroll bar */
 528 #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0)
 529
 530 /* Variations of possible Aqua scroll bar width.  */
 531 #define MAC_AQUA_VERTICAL_SCROLL_BAR_WIDTH (15)
 532 #define MAC_AQUA_SMALL_VERTICAL_SCROLL_BAR_WIDTH (11)
 533
 534 /* Size of hourglass controls */
 535 #define HOURGLASS_WIDTH (16)
 536 #define HOURGLASS_HEIGHT (16)
 537
 538 /* Some constants that are used locally.  */
 539 /* Creator code for Emacs on Mac OS.  */
 540 enum {
 541   MAC_EMACS_CREATOR_CODE        = 'EMAx'
 542 };
 543
 544 /* Apple event descriptor types */
 545 enum {
 546   TYPE_FILE_NAME                = 'fNam'
 547 };
 548
 549 /* Keywords for Apple event attributes */
 550 enum {
 551   KEY_EMACS_SUSPENSION_ID_ATTR  = 'esId' /* typeUInt32 */
 552 };
 553
 554 /* Carbon event parameter names.  */
 555 enum {
 556   EVENT_PARAM_TEXT_INPUT_SEQUENCE_NUMBER = 'tsSn' /* typeUInt32 */
 557 };
 558
 559 /* Some constants that are not defined in older versions.  */
 560 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1030
 561 /* Keywords for Apple event attributes */
 562 enum {
 563   keyReplyRequestedAttr         = 'repq'
 564 };
 565 #endif
 566
 567 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1040
 568 /* Gestalt selectors */
 569 enum {
 570   gestaltSystemVersionMajor     = 'sys1',
 571   gestaltSystemVersionMinor     = 'sys2',
 572   gestaltSystemVersionBugFix    = 'sys3'
 573 };
 574 #endif
 575
 576 #ifdef MAC_OSX
 577 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1020
 578 /* Apple event descriptor types */
 579 enum {
 580   typeUTF8Text                  = 'utf8'
 581 };
 582
 583 /* Carbon event parameter names */
 584 enum {
 585   kEventParamWindowMouseLocation = 'wmou'
 586 };
 587 #endif
 588 #endif
 589
 590 struct frame;
 591 struct face;
 592 struct image;
 593
 594 Lisp_Object display_x_get_resource P_ ((struct x_display_info *,
 595                                         Lisp_Object, Lisp_Object,
 596                                         Lisp_Object, Lisp_Object));
 597 struct frame *check_x_frame P_ ((Lisp_Object));
 598 EXFUN (Fx_display_color_p, 1);
 599 EXFUN (Fx_display_grayscale_p, 1);
 600 EXFUN (Fx_display_planes, 1);
 601 extern void x_free_gcs P_ ((struct frame *));
 602 extern int XParseGeometry P_ ((char *, int *, int *, unsigned int *,
 603                                unsigned int *));
 604
 605 /* Defined in macterm.c.  */
 606
 607 extern void x_set_window_size P_ ((struct frame *, int, int, int));
 608 extern void x_set_mouse_position P_ ((struct frame *, int, int));
 609 extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int));
 610 extern void x_make_frame_visible P_ ((struct frame *));
 611 extern void x_make_frame_invisible P_ ((struct frame *));
 612 extern void x_iconify_frame P_ ((struct frame *));
 613 extern void x_free_frame_resources P_ ((struct frame *));
 614 extern void x_destroy_window P_ ((struct frame *));
 615 extern void x_wm_set_size_hint P_ ((struct frame *, long, int));
 616 extern void x_delete_display P_ ((struct x_display_info *));
 617 extern Pixmap XCreatePixmap P_ ((Display *, WindowPtr, unsigned int,
 618                                  unsigned int, unsigned int));
 619 extern Pixmap XCreatePixmapFromBitmapData P_ ((Display *, WindowPtr, char *,
 620                                                unsigned int, unsigned int,
 621                                                unsigned long, unsigned long,
 622                                                unsigned int));
 623 extern void XFreePixmap P_ ((Display *, Pixmap));
 624 extern GC XCreateGC P_ ((Display *, void *, unsigned long, XGCValues *));
 625 extern void XFreeGC P_ ((Display *, GC));
 626 extern void XSetForeground P_ ((Display *, GC, unsigned long));
 627 extern void XSetBackground P_ ((Display *, GC, unsigned long));
 628 extern void XSetWindowBackground P_ ((Display *, WindowPtr, unsigned long));
 629 extern void XDrawLine P_ ((Display *, Pixmap, GC, int, int, int, int));
 630 extern void mac_clear_area P_ ((struct frame *, int, int,
 631                                 unsigned int, unsigned int));
 632 extern void mac_unload_font P_ ((struct mac_display_info *, XFontStruct *));
 633 extern int mac_font_panel_visible_p P_ ((void));
 634 extern OSStatus mac_show_hide_font_panel P_ ((void));
 635 extern OSStatus mac_set_font_info_for_selection P_ ((struct frame *, int, int));
 636 extern OSStatus install_window_handler P_ ((WindowPtr));
 637 extern void remove_window_handler P_ ((WindowPtr));
 638 extern OSStatus mac_post_mouse_moved_event P_ ((void));
 639 #if !TARGET_API_MAC_CARBON
 640 extern void do_apple_menu P_ ((SInt16));
 641 #endif
 642 #if USE_CG_DRAWING
 643 extern void mac_prepare_for_quickdraw P_ ((struct frame *));
 644 #endif
 645 extern int mac_quit_char_key_p P_ ((UInt32, UInt32));
 646
 647 #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0
 648 #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0
 649
 650 /* Defined in macselect.c */
 651
 652 extern void x_clear_frame_selections P_ ((struct frame *));
 653
 654 /* Defined in macfns.c */
 655
 656 extern int have_menus_p P_ ((void));
 657
 658 extern void x_real_positions P_ ((struct frame *, int *, int *));
 659 extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 660 extern int x_pixel_width P_ ((struct frame *));
 661 extern int x_pixel_height P_ ((struct frame *));
 662 extern int x_char_width P_ ((struct frame *));
 663 extern int x_char_height P_ ((struct frame *));
 664 extern void x_sync P_ ((struct frame *));
 665 extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 666 extern void mac_update_title_bar P_ ((struct frame *, int));
 667 extern Lisp_Object x_get_focus_frame P_ ((struct frame *));
 668
 669 /* Defined in macmenu.c */
 670
 671 extern void x_activate_menubar P_ ((struct frame *));
 672 extern void free_frame_menubar P_ ((struct frame *));
 673
 674 /* Defined in mac.c.  */
 675
 676 extern void mac_clear_font_name_table P_ ((void));
 677 extern Lisp_Object mac_aedesc_to_lisp P_ ((const AEDesc *));
 678 extern OSErr mac_ae_put_lisp P_ ((AEDescList *, UInt32, Lisp_Object));
 679 #if TARGET_API_MAC_CARBON
 680 extern OSStatus create_apple_event_from_event_ref P_ ((EventRef, UInt32,
 681                                                        const EventParamName *,
 682                                                        const EventParamType *,
 683                                                        AppleEvent *));
 684 extern OSErr create_apple_event_from_drag_ref P_ ((DragRef, UInt32,
 685                                                    const FlavorType *,
 686                                                    AppleEvent *));
 687 extern CFStringRef cfstring_create_with_utf8_cstring P_ ((const char *));
 688 extern CFStringRef cfstring_create_with_string P_ ((Lisp_Object));
 689 extern Lisp_Object cfdata_to_lisp P_ ((CFDataRef));
 690 extern Lisp_Object cfstring_to_lisp_nodecode P_ ((CFStringRef));
 691 extern Lisp_Object cfstring_to_lisp P_ ((CFStringRef));
 692 extern Lisp_Object cfnumber_to_lisp P_ ((CFNumberRef));
 693 extern Lisp_Object cfdate_to_lisp P_ ((CFDateRef));
 694 extern Lisp_Object cfboolean_to_lisp P_ ((CFBooleanRef));
 695 extern Lisp_Object cfobject_desc_to_lisp P_ ((CFTypeRef));
 696 extern Lisp_Object cfproperty_list_to_lisp P_ ((CFPropertyListRef, int, int));
 697 extern void mac_wakeup_from_rne P_ ((void));
 698 #endif
 699 extern void xrm_merge_string_database P_ ((XrmDatabase, const char *));
 700 extern Lisp_Object xrm_get_resource P_ ((XrmDatabase, const char *,
 701                                          const char *));
 702 extern XrmDatabase xrm_get_preference_database P_ ((const char *));
 703 EXFUN (Fmac_get_preference, 4);
 704
 705 /* arch-tag: 6b4ca125-5bef-476d-8ee8-31ed808b7e79
 706    (do not change this comment) */