Commit | Line | Data |
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de31b97a | 1 | /* Definitions and headers for communication on the Microsoft W32 API. |
0b5538bd | 2 | Copyright (C) 1995, 2001, 2002, 2003, 2004, |
8cabe764 | 3 | 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
c3b8ccce GV |
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 | |
684d6f5b | 9 | the Free Software Foundation; either version 3, or (at your option) |
c3b8ccce GV |
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 | |
4fc5845f LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
c3b8ccce GV |
21 | |
22 | /* Added by Kevin Gallo */ | |
23 | ||
51dcffad | 24 | #include "w32gui.h" |
c3b8ccce | 25 | |
c3b8ccce | 26 | \f |
3fed86ff GV |
27 | #define BLACK_PIX_DEFAULT(f) PALETTERGB(0,0,0) |
28 | #define WHITE_PIX_DEFAULT(f) PALETTERGB(255,255,255) | |
c3b8ccce | 29 | |
3af8ab1d KH |
30 | #define FONT_WIDTH(f) ((f)->max_width) |
31 | #define FONT_HEIGHT(f) ((f)->height) | |
32 | #define FONT_BASE(f) ((f)->ascent) | |
33 | #define FONT_DESCENT(f) ((f)->descent) | |
34 | #define FONT_AVG_WIDTH(f) ((f)->average_width) | |
c3b8ccce | 35 | |
ad23de76 | 36 | #define CP_DEFAULT 1004 |
67526daf | 37 | /* Special pseudo-codepages. */ |
6205b7ce JR |
38 | #define CP_8BIT -1 |
39 | #define CP_UNICODE -2 | |
b6097c15 | 40 | #define CP_UNKNOWN -3 |
ad23de76 | 41 | |
fbd6baed | 42 | #define CHECK_W32_FRAME(f, frame) \ |
c3b8ccce | 43 | if (NILP (frame)) \ |
51dcffad | 44 | f = SELECTED_FRAME (); \ |
c3b8ccce GV |
45 | else \ |
46 | { \ | |
47 | CHECK_LIVE_FRAME (frame, 0); \ | |
48 | f = XFRAME (frame); \ | |
49 | } \ | |
fbd6baed | 50 | if (! FRAME_W32_P (f)) |
c3b8ccce GV |
51 | |
52 | /* Indicates whether we are in the readsocket call and the message we | |
53 | are processing in the current loop */ | |
54 | ||
55 | extern MSG CurMsg; | |
56 | extern BOOL bUseDflt; | |
57 | ||
58 | extern struct frame *x_window_to_frame (); | |
59 | ||
c3b8ccce GV |
60 | /* Structure recording bitmaps and reference count. |
61 | If REFCOUNT is 0 then this record is free to be reused. */ | |
62 | ||
177c0ea7 | 63 | struct w32_bitmap_record |
c3b8ccce GV |
64 | { |
65 | Pixmap pixmap; | |
66 | char *file; | |
67 | HINSTANCE hinst; /* Used to load the file */ | |
68 | int refcount; | |
69 | /* Record some info about this pixmap. */ | |
70 | int height, width, depth; | |
71 | }; | |
aba66c88 GV |
72 | |
73 | /* Palette book-keeping stuff for mapping requested colors into the | |
74 | system palette. Keep a ref-counted list of requested colors and | |
75 | regenerate the app palette whenever the requested list changes. */ | |
76 | ||
fbd6baed | 77 | extern Lisp_Object Vw32_enable_palette; |
aba66c88 | 78 | |
fbd6baed GV |
79 | struct w32_palette_entry { |
80 | struct w32_palette_entry * next; | |
aba66c88 GV |
81 | PALETTEENTRY entry; |
82 | #if 0 | |
83 | unsigned refcount; | |
84 | #endif | |
85 | }; | |
86 | ||
fbd6baed | 87 | extern void w32_regenerate_palette(struct frame *f); |
aba66c88 | 88 | |
c3b8ccce | 89 | \f |
fbd6baed | 90 | /* For each display (currently only one on w32), we have a structure that |
c3b8ccce GV |
91 | records information about it. */ |
92 | ||
fbd6baed | 93 | struct w32_display_info |
c3b8ccce | 94 | { |
fbd6baed GV |
95 | /* Chain of all w32_display_info structures. */ |
96 | struct w32_display_info *next; | |
51dcffad | 97 | |
a032a9a8 JR |
98 | /* The generic display parameters corresponding to this w32 display. */ |
99 | struct terminal *terminal; | |
100 | ||
c3b8ccce GV |
101 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
102 | The same cons cell also appears in x_display_name_list. */ | |
103 | Lisp_Object name_list_element; | |
51dcffad | 104 | |
c3b8ccce GV |
105 | /* Number of frames that are on this display. */ |
106 | int reference_count; | |
51dcffad JR |
107 | |
108 | /* Dots per inch of the screen. */ | |
109 | double resx, resy; | |
110 | ||
c3b8ccce GV |
111 | /* Number of planes on this screen. */ |
112 | int n_planes; | |
51dcffad | 113 | |
c3b8ccce GV |
114 | /* Number of bits per pixel on this screen. */ |
115 | int n_cbits; | |
51dcffad | 116 | |
c3b8ccce GV |
117 | /* Dimensions of this screen. */ |
118 | int height, width; | |
119 | int height_in,width_in; | |
51dcffad | 120 | |
c3b8ccce GV |
121 | /* Mask of things that cause the mouse to be grabbed. */ |
122 | int grabbed; | |
51dcffad JR |
123 | |
124 | /* Emacs bitmap-id of the default icon bitmap for this frame. | |
125 | Or -1 if none has been allocated yet. */ | |
126 | int icon_bitmap_id; | |
127 | ||
c3b8ccce GV |
128 | /* The root window of this screen. */ |
129 | Window root_window; | |
51dcffad | 130 | |
c3b8ccce GV |
131 | /* The cursor to use for vertical scroll bars. */ |
132 | Cursor vertical_scroll_bar_cursor; | |
133 | ||
71147653 | 134 | /* Resource data base */ |
abdb2fa0 | 135 | XrmDatabase xrdb; |
71147653 | 136 | |
bb355434 | 137 | /* color palette information. */ |
aba66c88 | 138 | int has_palette; |
fbd6baed | 139 | struct w32_palette_entry * color_list; |
aba66c88 GV |
140 | unsigned num_colors; |
141 | HPALETTE palette; | |
142 | ||
bb355434 | 143 | /* deferred action flags checked when starting frame update. */ |
aba66c88 GV |
144 | int regen_palette; |
145 | ||
bb355434 GV |
146 | /* Keystroke that has been faked by Emacs and will be ignored when |
147 | received; value is reset after key is received. */ | |
148 | int faked_key; | |
149 | ||
3af8ab1d | 150 | #if OLD_FONT |
c3b8ccce GV |
151 | /* A table of all the fonts we have already loaded. */ |
152 | struct font_info *font_table; | |
153 | ||
d82f9149 | 154 | /* The current capacity of font_table. */ |
c3b8ccce | 155 | int font_table_size; |
3af8ab1d | 156 | #endif |
c3b8ccce | 157 | |
51dcffad JR |
158 | /* Minimum width over all characters in all fonts in font_table. */ |
159 | int smallest_char_width; | |
160 | ||
161 | /* Minimum font height over all fonts in font_table. */ | |
162 | int smallest_font_height; | |
163 | ||
164 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ | |
165 | XGCValues *scratch_cursor_gc; | |
166 | ||
167 | /* These variables describe the range of text currently shown in its | |
168 | mouse-face, together with the window they apply to. As long as | |
169 | the mouse stays within this range, we need not redraw anything on | |
170 | its account. Rows and columns are glyph matrix positions in | |
171 | MOUSE_FACE_WINDOW. */ | |
c3b8ccce | 172 | int mouse_face_beg_row, mouse_face_beg_col; |
51dcffad | 173 | int mouse_face_beg_x, mouse_face_beg_y; |
c3b8ccce | 174 | int mouse_face_end_row, mouse_face_end_col; |
51dcffad | 175 | int mouse_face_end_x, mouse_face_end_y; |
c3b8ccce GV |
176 | int mouse_face_past_end; |
177 | Lisp_Object mouse_face_window; | |
178 | int mouse_face_face_id; | |
42bde733 | 179 | Lisp_Object mouse_face_overlay; |
c3b8ccce GV |
180 | |
181 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
182 | gc was in progress. */ | |
183 | int mouse_face_deferred_gc; | |
184 | ||
185 | /* FRAME and X, Y position of mouse when last checked for | |
186 | highlighting. X and Y can be negative or out of range for the frame. */ | |
187 | struct frame *mouse_face_mouse_frame; | |
188 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
189 | ||
190 | /* Nonzero means defer mouse-motion highlighting. */ | |
191 | int mouse_face_defer; | |
192 | ||
f16c05f2 KS |
193 | /* Nonzero means that the mouse highlight should not be shown. */ |
194 | int mouse_face_hidden; | |
195 | ||
51dcffad JR |
196 | int mouse_face_image_state; |
197 | ||
fbd6baed | 198 | char *w32_id_name; |
c3b8ccce | 199 | |
fbd6baed | 200 | /* The number of fonts actually stored in w32_font_table. |
e0f24100 | 201 | font_table[n] is used and valid if 0 <= n < n_fonts. 0 <= |
51dcffad | 202 | n_fonts <= font_table_size. and font_table[i].name != 0. */ |
c3b8ccce GV |
203 | int n_fonts; |
204 | ||
205 | /* Pointer to bitmap records. */ | |
fbd6baed | 206 | struct w32_bitmap_record *bitmaps; |
c3b8ccce GV |
207 | |
208 | /* Allocated size of bitmaps field. */ | |
209 | int bitmaps_size; | |
210 | ||
211 | /* Last used bitmap index. */ | |
212 | int bitmaps_last; | |
213 | ||
214 | /* The frame (if any) which has the window that has keyboard focus. | |
215 | Zero if none. This is examined by Ffocus_frame in w32fns.c. Note | |
216 | that a mere EnterNotify event can set this; if you need to know the | |
217 | last frame specified in a FocusIn or FocusOut event, use | |
fbd6baed GV |
218 | w32_focus_event_frame. */ |
219 | struct frame *w32_focus_frame; | |
c3b8ccce GV |
220 | |
221 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
fbd6baed | 222 | separate from w32_focus_frame, because whether or not LeaveNotify |
c3b8ccce GV |
223 | events cause us to lose focus depends on whether or not we have |
224 | received a FocusIn event for it. */ | |
fbd6baed | 225 | struct frame *w32_focus_event_frame; |
c3b8ccce GV |
226 | |
227 | /* The frame which currently has the visual highlight, and should get | |
228 | keyboard input (other sorts of input have the frame encoded in the | |
229 | event). It points to the focus frame's selected window's | |
fbd6baed | 230 | frame. It differs from w32_focus_frame when we're using a global |
c3b8ccce | 231 | minibuffer. */ |
6b3acc48 | 232 | struct frame *x_highlight_frame; |
c3b8ccce GV |
233 | }; |
234 | ||
235 | /* This is a chain of structures for all the displays currently in use. */ | |
8911aff3 | 236 | extern struct w32_display_info *x_display_list; |
fbd6baed | 237 | extern struct w32_display_info one_w32_display_info; |
c3b8ccce GV |
238 | |
239 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 240 | one for each element of w32_display_list and in the same order. |
c3b8ccce GV |
241 | NAME is the name of the frame. |
242 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 243 | extern Lisp_Object w32_display_name_list; |
c3b8ccce | 244 | |
d82f9149 GV |
245 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
246 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
247 | ||
51dcffad | 248 | struct w32_display_info *x_display_info_for_name (); |
c3b8ccce | 249 | |
f3c4ec74 JR |
250 | Lisp_Object display_x_get_resource P_ ((struct w32_display_info *, |
251 | Lisp_Object, Lisp_Object, | |
252 | Lisp_Object, Lisp_Object)); | |
253 | ||
fbd6baed | 254 | extern struct w32_display_info *w32_term_init (); |
c3b8ccce | 255 | \f |
3af8ab1d | 256 | #if OLD_FONT |
51dcffad | 257 | extern Lisp_Object w32_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
d82f9149 | 258 | extern struct font_info *w32_get_font_info (), *w32_query_font (); |
eeddd5a0 | 259 | extern void w32_cache_char_metrics (XFontStruct *font); |
d82f9149 | 260 | extern void w32_find_ccl_program(); |
b7a6fc07 JR |
261 | extern Lisp_Object x_get_font_repertory P_ ((struct frame *, |
262 | struct font_info *)); | |
3af8ab1d | 263 | #endif |
d82f9149 | 264 | \f |
51dcffad JR |
265 | #define PIX_TYPE COLORREF |
266 | ||
fbd6baed GV |
267 | /* Each W32 frame object points to its own struct w32_display object |
268 | in the output_data.w32 field. The w32_display structure contains all | |
269 | the information that is specific to W32 windows. */ | |
c3b8ccce | 270 | |
51dcffad JR |
271 | /* Put some things in x_output for compatibility. |
272 | NTEMACS_TODO: Move all common things here to eliminate unneccesary | |
273 | diffs between X and w32 code. */ | |
274 | struct x_output | |
275 | { | |
9e75e167 | 276 | #if 0 /* These are also defined in struct frame. Use that instead. */ |
51dcffad JR |
277 | PIX_TYPE background_pixel; |
278 | PIX_TYPE foreground_pixel; | |
9e75e167 | 279 | #endif |
bc2223e6 JR |
280 | |
281 | /* Keep track of focus. May be EXPLICIT if we received a FocusIn for this | |
282 | frame, or IMPLICIT if we received an EnterNotify. | |
283 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
284 | int focus_state; | |
285 | ||
51dcffad JR |
286 | }; |
287 | ||
bc2223e6 JR |
288 | enum |
289 | { | |
290 | /* Values for focus_state, used as bit mask. | |
291 | EXPLICIT means we received a FocusIn for the frame and know it has | |
292 | the focus. IMPLICIT means we recevied an EnterNotify and the frame | |
293 | may have the focus if no window manager is running. | |
294 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
295 | FOCUS_NONE = 0, | |
296 | FOCUS_IMPLICIT = 1, | |
297 | FOCUS_EXPLICIT = 2 | |
298 | }; | |
51dcffad | 299 | |
fbd6baed | 300 | struct w32_output |
c3b8ccce | 301 | { |
51dcffad | 302 | /* Placeholder for things accessed through output_data.x. */ |
42bde733 | 303 | struct x_output x_compatible; |
51dcffad | 304 | |
8694f11b GV |
305 | /* Menubar "widget" handle. */ |
306 | HMENU menubar_widget; | |
307 | ||
aba66c88 GV |
308 | /* Original palette (used to deselect real palette after drawing) */ |
309 | HPALETTE old_palette; | |
310 | ||
51dcffad JR |
311 | /* Here are the Graphics Contexts for the default font. */ |
312 | XGCValues *cursor_gc; /* cursor drawing */ | |
313 | ||
c3b8ccce GV |
314 | /* The window used for this frame. |
315 | May be zero while the frame object is being created | |
316 | and the window has not yet been created. */ | |
317 | Window window_desc; | |
318 | ||
319 | /* The window that is the parent of this window. | |
320 | Usually this is a window that was made by the window manager, | |
321 | but it can be the root window, and it can be explicitly specified | |
322 | (see the explicit_parent field, below). */ | |
323 | Window parent_desc; | |
324 | ||
d82f9149 | 325 | /* Default ASCII font of this frame. */ |
3af8ab1d | 326 | #if OLD_FONT |
c3b8ccce | 327 | XFontStruct *font; |
3af8ab1d KH |
328 | #endif |
329 | struct font *font; | |
47e420b5 | 330 | |
51dcffad JR |
331 | /* The baseline offset of the default ASCII font. */ |
332 | int baseline_offset; | |
d82f9149 GV |
333 | |
334 | /* If a fontset is specified for this frame instead of font, this | |
335 | value contains an ID of the fontset, else -1. */ | |
336 | int fontset; | |
337 | ||
c3b8ccce GV |
338 | /* Pixel values used for various purposes. |
339 | border_pixel may be -1 meaning use a gray tile. */ | |
51dcffad JR |
340 | COLORREF cursor_pixel; |
341 | COLORREF border_pixel; | |
342 | COLORREF mouse_pixel; | |
343 | COLORREF cursor_foreground_pixel; | |
344 | ||
345 | /* Foreground color for scroll bars. A value of -1 means use the | |
346 | default (black for non-toolkit scroll bars). */ | |
347 | COLORREF scroll_bar_foreground_pixel; | |
177c0ea7 | 348 | |
51dcffad JR |
349 | /* Background color for scroll bars. A value of -1 means use the |
350 | default (background color of the frame for non-toolkit scroll | |
351 | bars). */ | |
352 | COLORREF scroll_bar_background_pixel; | |
c3b8ccce GV |
353 | |
354 | /* Descriptor for the cursor in use for this window. */ | |
355 | Cursor text_cursor; | |
356 | Cursor nontext_cursor; | |
357 | Cursor modeline_cursor; | |
b8a93676 | 358 | Cursor hand_cursor; |
5fa36066 | 359 | Cursor hourglass_cursor; |
f03fad22 | 360 | Cursor horizontal_drag_cursor; |
51dcffad | 361 | |
5fa36066 GM |
362 | /* Non-zero means hourglass cursor is currently displayed. */ |
363 | unsigned hourglass_p : 1; | |
c3b8ccce | 364 | |
d148e14d JR |
365 | /* Non-hourglass cursor that is currently active. */ |
366 | Cursor current_cursor; | |
367 | ||
c3b8ccce GV |
368 | /* Flag to set when the window needs to be completely repainted. */ |
369 | int needs_exposure; | |
370 | ||
c3b8ccce GV |
371 | DWORD dwStyle; |
372 | ||
c3b8ccce | 373 | /* This is the Emacs structure for the display this frame is on. */ |
fbd6baed | 374 | /* struct w32_display_info *display_info; */ |
c3b8ccce GV |
375 | |
376 | /* Nonzero means our parent is another application's window | |
377 | and was explicitly specified. */ | |
378 | char explicit_parent; | |
379 | ||
380 | /* Nonzero means tried already to make this frame visible. */ | |
381 | char asked_for_visible; | |
8694f11b GV |
382 | |
383 | /* Nonzero means menubar is currently active. */ | |
384 | char menubar_active; | |
385 | ||
386 | /* Nonzero means menubar is about to become active, but should be | |
387 | brought up to date first. */ | |
388 | volatile char pending_menu_activation; | |
51dcffad JR |
389 | |
390 | /* Relief GCs, colors etc. */ | |
391 | struct relief | |
392 | { | |
393 | XGCValues *gc; | |
394 | unsigned long pixel; | |
395 | int allocated_p; | |
396 | } | |
397 | black_relief, white_relief; | |
398 | ||
399 | /* The background for which the above relief GCs were set up. | |
400 | They are changed only when a different background is involved. */ | |
401 | unsigned long relief_background; | |
c3b8ccce GV |
402 | }; |
403 | ||
2d764c78 EZ |
404 | extern struct w32_output w32term_display; |
405 | ||
8e025dd5 KS |
406 | /* Return the X output data for frame F. */ |
407 | #define FRAME_X_OUTPUT(f) ((f)->output_data.w32) | |
408 | ||
c3b8ccce | 409 | /* Return the window associated with the frame F. */ |
fbd6baed | 410 | #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc) |
8e025dd5 | 411 | #define FRAME_X_WINDOW(f) ((f)->output_data.w32->window_desc) |
c3b8ccce | 412 | |
fbd6baed | 413 | #define FRAME_FONT(f) ((f)->output_data.w32->font) |
d82f9149 | 414 | #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset) |
51dcffad | 415 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset) |
c3b8ccce | 416 | |
fbd6baed GV |
417 | /* This gives the w32_display_info structure for the display F is on. */ |
418 | #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info) | |
51dcffad | 419 | #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info) |
c3b8ccce | 420 | |
8e025dd5 KS |
421 | /* This is the `Display *' which frame F is on. */ |
422 | #define FRAME_X_DISPLAY(f) (0) | |
423 | ||
3af8ab1d | 424 | #if OLD_FONT |
d82f9149 GV |
425 | /* This is the 'font_info *' which frame F has. */ |
426 | #define FRAME_W32_FONT_TABLE(f) (FRAME_W32_DISPLAY_INFO (f)->font_table) | |
3af8ab1d | 427 | #endif |
d82f9149 | 428 | |
51dcffad JR |
429 | /* Value is the smallest width of any character in any font on frame F. */ |
430 | ||
431 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
432 | FRAME_W32_DISPLAY_INFO(F)->smallest_char_width | |
433 | ||
434 | /* Value is the smallest height of any font on frame F. */ | |
435 | ||
436 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
437 | FRAME_W32_DISPLAY_INFO(F)->smallest_font_height | |
51dcffad | 438 | \f |
fbd6baed | 439 | /* W32-specific scroll bar stuff. */ |
c3b8ccce GV |
440 | |
441 | /* We represent scroll bars as lisp vectors. This allows us to place | |
442 | references to them in windows without worrying about whether we'll | |
443 | end up with windows referring to dead scroll bars; the garbage | |
444 | collector will free it when its time comes. | |
445 | ||
446 | We use struct scroll_bar as a template for accessing fields of the | |
447 | vector. */ | |
448 | ||
449 | struct scroll_bar { | |
450 | ||
451 | /* These fields are shared by all vectors. */ | |
452 | EMACS_INT size_from_Lisp_Vector_struct; | |
453 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
454 | ||
455 | /* The window we're a scroll bar for. */ | |
456 | Lisp_Object window; | |
457 | ||
458 | /* The next and previous in the chain of scroll bars in this frame. */ | |
459 | Lisp_Object next, prev; | |
460 | ||
461 | /* The window representing this scroll bar. Since this is a full | |
462 | 32-bit quantity, we store it split into two 32-bit values. */ | |
fbd6baed | 463 | Lisp_Object w32_window_low, w32_window_high; |
c3b8ccce | 464 | |
51dcffad JR |
465 | /* Same as above for the widget. */ |
466 | Lisp_Object w32_widget_low, w32_widget_high; | |
467 | ||
c3b8ccce GV |
468 | /* The position and size of the scroll bar in pixels, relative to the |
469 | frame. */ | |
470 | Lisp_Object top, left, width, height; | |
471 | ||
472 | /* The starting and ending positions of the handle, relative to the | |
473 | handle area (i.e. zero is the top position, not | |
474 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
475 | hasn't been drawn yet. | |
476 | ||
477 | These are not actually the locations where the beginning and end | |
478 | are drawn; in order to keep handles from becoming invisible when | |
479 | editing large files, we establish a minimum height by always | |
480 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
481 | where they would be normally; the bottom and top are in a | |
482 | different co-ordinate system. */ | |
483 | Lisp_Object start, end; | |
484 | ||
485 | /* If the scroll bar handle is currently being dragged by the user, | |
486 | this is the number of pixels from the top of the handle to the | |
487 | place where the user grabbed it. If the handle isn't currently | |
488 | being dragged, this is Qnil. */ | |
489 | Lisp_Object dragging; | |
680e49c3 YM |
490 | |
491 | /* t if the background of the fringe that is adjacent to a scroll | |
492 | bar is extended to the gap between the fringe and the bar. */ | |
493 | Lisp_Object fringe_extended_p; | |
c3b8ccce GV |
494 | }; |
495 | ||
496 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
497 | #define SCROLL_BAR_VEC_SIZE \ | |
498 | ((sizeof (struct scroll_bar) \ | |
499 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
500 | / sizeof (Lisp_Object)) | |
501 | ||
502 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
503 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
504 | ||
505 | ||
506 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
507 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
508 | ||
509 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
510 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
511 | (XSETINT ((low), (int32) & 0xffff), \ | |
512 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
513 | ||
514 | ||
515 | /* Extract the window id of the scroll bar from a struct scroll_bar. */ | |
fbd6baed GV |
516 | #define SCROLL_BAR_W32_WINDOW(ptr) \ |
517 | ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high)) | |
c3b8ccce GV |
518 | |
519 | /* Store a window id in a struct scroll_bar. */ | |
fbd6baed GV |
520 | #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \ |
521 | (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id)) | |
c3b8ccce | 522 | |
51dcffad JR |
523 | /* Extract the X widget of the scroll bar from a struct scroll_bar. */ |
524 | #define SCROLL_BAR_X_WIDGET(ptr) \ | |
525 | ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high)) | |
c3b8ccce | 526 | |
51dcffad JR |
527 | /* Store a widget id in a struct scroll_bar. */ |
528 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
529 | (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w)) | |
c3b8ccce GV |
530 | |
531 | /* Return the inside width of a vertical scroll bar, given the outside | |
532 | width. */ | |
51dcffad JR |
533 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ |
534 | ((width) \ | |
535 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
536 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
537 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
c3b8ccce GV |
538 | |
539 | /* Return the length of the rectangle within which the top of the | |
540 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 541 | because the scroll bar handle has a minimum height. |
c3b8ccce GV |
542 | |
543 | This is the real range of motion for the scroll bar, so when we're | |
544 | scaling buffer positions to scroll bar positions, we use this, not | |
545 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
51dcffad JR |
546 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ |
547 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
c3b8ccce GV |
548 | |
549 | /* Return the inside height of vertical scroll bar, given the outside | |
550 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
51dcffad | 551 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ |
c3b8ccce GV |
552 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
553 | ||
554 | ||
555 | /* Border widths for scroll bars. | |
556 | ||
557 | Scroll bar windows don't have any borders; their border width is | |
558 | set to zero, and we redraw borders ourselves. This makes the code | |
559 | a bit cleaner, since we don't have to convert between outside width | |
560 | (used when relating to the rest of the screen) and inside width | |
561 | (used when sizing and drawing the scroll bar window itself). | |
562 | ||
563 | The handle moves up and down/back and forth in a rectangle inset | |
564 | from the edges of the scroll bar. These are widths by which we | |
565 | inset the handle boundaries from the scroll bar edges. */ | |
566 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
567 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
8694f11b GV |
568 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border) |
569 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border) | |
c3b8ccce GV |
570 | |
571 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
8694f11b GV |
572 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle) |
573 | ||
51dcffad JR |
574 | /* Trimming off a few pixels from each side prevents |
575 | text from glomming up against the scroll bar */ | |
576 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
c3b8ccce GV |
577 | |
578 | \f | |
fbd6baed GV |
579 | extern void w32_fill_rect (); |
580 | extern void w32_clear_window (); | |
c3b8ccce | 581 | |
fbd6baed | 582 | #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \ |
680e49c3 | 583 | do { \ |
c3b8ccce GV |
584 | RECT rect; \ |
585 | rect.left = x; \ | |
586 | rect.top = y; \ | |
587 | rect.right = x + nx; \ | |
588 | rect.bottom = y + ny; \ | |
fbd6baed | 589 | w32_fill_rect (f,hdc,pix,&rect); \ |
680e49c3 | 590 | } while (0) |
c3b8ccce | 591 | |
fbd6baed | 592 | #define w32_clear_rect(f,hdc,lprect) \ |
9e75e167 | 593 | w32_fill_rect (f, hdc, FRAME_BACKGROUND_PIXEL (f), lprect) |
c3b8ccce | 594 | |
51dcffad | 595 | #define w32_clear_area(f,hdc,px,py,nx,ny) \ |
9e75e167 | 596 | w32_fill_area (f, hdc, FRAME_BACKGROUND_PIXEL (f), px, py, nx, ny) |
c3b8ccce | 597 | |
3af8ab1d | 598 | #if OLD_FONT |
d82f9149 | 599 | extern struct font_info *w32_load_font (); |
fbd6baed | 600 | extern void w32_unload_font (); |
3af8ab1d | 601 | #endif |
c3b8ccce | 602 | |
8694f11b GV |
603 | /* Define for earlier versions of Visual C */ |
604 | #ifndef WM_MOUSEWHEEL | |
f11f6cce | 605 | #define WM_MOUSEWHEEL (WM_MOUSELAST + 1) |
8694f11b | 606 | #endif /* WM_MOUSEWHEEL */ |
f11f6cce GV |
607 | #ifndef MSH_MOUSEWHEEL |
608 | #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG" | |
609 | #endif /* MSH_MOUSEWHEEL */ | |
76e4fd8c JR |
610 | #ifndef WM_XBUTTONDOWN |
611 | #define WM_XBUTTONDOWN (WM_MOUSEWHEEL + 1) | |
612 | #define WM_XBUTTONUP (WM_MOUSEWHEEL + 2) | |
613 | #endif /* WM_XBUTTONDOWN */ | |
c3659876 JR |
614 | #ifndef WM_MOUSEHWHEEL |
615 | #define WM_MOUSEHWHEEL (WM_MOUSEWHEEL + 4) | |
616 | #endif /* WM_MOUSEHWHEEL */ | |
0fe216b2 JR |
617 | #ifndef WM_APPCOMMAND |
618 | #define WM_APPCOMMAND 0x319 | |
619 | #define GET_APPCOMMAND_LPARAM(lParam) (HIWORD(lParam) & 0x7fff) | |
620 | #endif | |
499180d5 JR |
621 | #ifndef WM_UNICHAR |
622 | #define WM_UNICHAR 0x109 | |
623 | #endif | |
624 | #ifndef UNICODE_NOCHAR | |
625 | #define UNICODE_NOCHAR 0xFFFF | |
626 | #endif | |
8694f11b | 627 | |
c3b8ccce | 628 | #define WM_EMACS_START (WM_USER + 1) |
bb355434 GV |
629 | #define WM_EMACS_KILL (WM_EMACS_START + 0) |
630 | #define WM_EMACS_CREATEWINDOW (WM_EMACS_START + 1) | |
631 | #define WM_EMACS_DONE (WM_EMACS_START + 2) | |
632 | #define WM_EMACS_CREATESCROLLBAR (WM_EMACS_START + 3) | |
633 | #define WM_EMACS_SHOWWINDOW (WM_EMACS_START + 4) | |
634 | #define WM_EMACS_SETWINDOWPOS (WM_EMACS_START + 5) | |
635 | #define WM_EMACS_DESTROYWINDOW (WM_EMACS_START + 6) | |
636 | #define WM_EMACS_TRACKPOPUPMENU (WM_EMACS_START + 7) | |
637 | #define WM_EMACS_SETFOCUS (WM_EMACS_START + 8) | |
638 | #define WM_EMACS_SETFOREGROUND (WM_EMACS_START + 9) | |
639 | #define WM_EMACS_SETLOCALE (WM_EMACS_START + 10) | |
640 | #define WM_EMACS_SETKEYBOARDLAYOUT (WM_EMACS_START + 11) | |
641 | #define WM_EMACS_REGISTER_HOT_KEY (WM_EMACS_START + 12) | |
642 | #define WM_EMACS_UNREGISTER_HOT_KEY (WM_EMACS_START + 13) | |
93066bc2 | 643 | #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14) |
64ade657 JR |
644 | #define WM_EMACS_TRACK_CARET (WM_EMACS_START + 15) |
645 | #define WM_EMACS_DESTROY_CARET (WM_EMACS_START + 16) | |
ab8b2d20 JR |
646 | #define WM_EMACS_SHOW_CARET (WM_EMACS_START + 17) |
647 | #define WM_EMACS_HIDE_CARET (WM_EMACS_START + 18) | |
f3358105 JR |
648 | #define WM_EMACS_SETCURSOR (WM_EMACS_START + 19) |
649 | #define WM_EMACS_END (WM_EMACS_START + 20) | |
c3b8ccce | 650 | |
177c0ea7 JB |
651 | #define WND_FONTWIDTH_INDEX (0) |
652 | #define WND_LINEHEIGHT_INDEX (4) | |
653 | #define WND_BORDER_INDEX (8) | |
654 | #define WND_SCROLLBAR_INDEX (12) | |
655 | #define WND_BACKGROUND_INDEX (16) | |
8694f11b | 656 | #define WND_LAST_INDEX (20) |
c3b8ccce | 657 | |
c3b8ccce GV |
658 | #define WND_EXTRA_BYTES (WND_LAST_INDEX) |
659 | ||
de31b97a GV |
660 | extern DWORD dwWindowsThreadId; |
661 | extern HANDLE hWindowsThread; | |
c3b8ccce GV |
662 | extern DWORD dwMainThreadId; |
663 | extern HANDLE hMainThread; | |
664 | ||
fbd6baed | 665 | typedef struct W32Msg { |
c3b8ccce GV |
666 | MSG msg; |
667 | DWORD dwModifiers; | |
668 | RECT rect; | |
fbd6baed | 669 | } W32Msg; |
c3b8ccce | 670 | |
8694f11b GV |
671 | /* Structure for recording message when input thread must return a |
672 | result that depends on lisp thread to compute. Lisp thread can | |
673 | complete deferred messages out of order. */ | |
674 | typedef struct deferred_msg | |
675 | { | |
676 | struct deferred_msg * next; | |
677 | W32Msg w32msg; | |
678 | LRESULT result; | |
679 | int completed; | |
680 | } deferred_msg; | |
681 | ||
aba66c88 GV |
682 | extern CRITICAL_SECTION critsect; |
683 | ||
c3b8ccce | 684 | extern void init_crit (); |
c3b8ccce GV |
685 | extern void delete_crit (); |
686 | ||
b44c3d59 RS |
687 | extern void signal_quit (); |
688 | ||
aba66c88 GV |
689 | #define enter_crit() EnterCriticalSection (&critsect) |
690 | #define leave_crit() LeaveCriticalSection (&critsect) | |
691 | ||
692 | extern void select_palette (struct frame * f, HDC hdc); | |
693 | extern void deselect_palette (struct frame * f, HDC hdc); | |
694 | extern HDC get_frame_dc (struct frame * f); | |
695 | extern int release_frame_dc (struct frame * f, HDC hDC); | |
696 | ||
b37ac782 AI |
697 | extern void drain_message_queue (); |
698 | ||
c3b8ccce GV |
699 | extern BOOL get_next_msg (); |
700 | extern BOOL post_msg (); | |
8694f11b | 701 | extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result); |
c3b8ccce GV |
702 | extern void wait_for_sync (); |
703 | ||
704 | extern BOOL parse_button (); | |
c684f475 | 705 | |
a032a9a8 JR |
706 | extern void w32_sys_ring_bell (struct frame *f); |
707 | extern void x_delete_display (struct w32_display_info *dpyinfo); | |
708 | ||
fbd6baed | 709 | /* Keypad command key support. W32 doesn't have virtual keys defined |
c684f475 GV |
710 | for the function keys on the keypad (they are mapped to the standard |
711 | fuction keys), so we define our own. */ | |
712 | #define VK_NUMPAD_BEGIN 0x92 | |
713 | #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0) | |
714 | #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1) | |
715 | #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2) | |
716 | #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3) | |
717 | #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4) | |
718 | #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5) | |
719 | #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6) | |
720 | #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7) | |
721 | #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8) | |
722 | #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9) | |
723 | #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10) | |
724 | #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11) | |
725 | ||
726 | #ifndef VK_LWIN | |
727 | /* Older compiler environments don't have these defined. */ | |
728 | #define VK_LWIN 0x5B | |
729 | #define VK_RWIN 0x5C | |
730 | #define VK_APPS 0x5D | |
731 | #endif | |
bb355434 GV |
732 | |
733 | /* Support for treating Windows and Apps keys as modifiers. These | |
734 | constants must not overlap with any of the dwControlKeyState flags in | |
735 | KEY_EVENT_RECORD. */ | |
736 | #define LEFT_WIN_PRESSED 0x8000 | |
737 | #define RIGHT_WIN_PRESSED 0x4000 | |
738 | #define APPS_PRESSED 0x2000 | |
51dcffad | 739 | |
a81bf19b JR |
740 | /* When compiling on Windows 9x/ME and NT 3.x, the following are not defined |
741 | (even though they are supported on 98 and ME. */ | |
742 | #ifndef WM_MOUSELEAVE | |
743 | #define WM_MOUSELEAVE 0x02A3 | |
744 | #define TME_LEAVE 0x00000002; | |
745 | ||
177c0ea7 | 746 | typedef struct tagTRACKMOUSEEVENT |
a81bf19b JR |
747 | { |
748 | DWORD cbSize; | |
749 | DWORD dwFlags; | |
750 | HWND hwndTrack; | |
751 | DWORD dwHoverTime; | |
752 | } TRACKMOUSEEVENT; | |
753 | #endif | |
754 | ||
9f21c5a2 EZ |
755 | struct image; |
756 | struct face; | |
757 | ||
51dcffad JR |
758 | XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *); |
759 | struct frame * check_x_frame (Lisp_Object); | |
f3c4ec74 | 760 | |
ad23de76 JR |
761 | EXFUN (Fx_display_color_p, 1); |
762 | EXFUN (Fx_display_grayscale_p, 1); | |
8e025dd5 KS |
763 | |
764 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) \ | |
765 | ((font)->bdf ? BDF_1D_FONT : ANSI_FONT) | |
766 | ||
767 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) \ | |
768 | (!(font)->bdf \ | |
769 | ? UNICODE_FONT \ | |
770 | : ((CHARSET_DIMENSION (CHAR_CHARSET ((ch))) == 1) \ | |
771 | ? BDF_1D_FONT : BDF_2D_FONT)) | |
0390f991 JR |
772 | |
773 | typedef DWORD (WINAPI * ClipboardSequence_Proc) (); | |
ee8062ff JR |
774 | typedef BOOL (WINAPI * AppendMenuW_Proc) ( |
775 | IN HMENU, | |
776 | IN UINT, | |
777 | IN UINT_PTR, | |
778 | IN LPCWSTR); | |
6b61353c KH |
779 | |
780 | /* arch-tag: f201d05a-1240-4fc5-8ea4-ca24d4ee5671 | |
781 | (do not change this comment) */ |