Commit | Line | Data |
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1a578e9b | 1 | /* Display module for Mac OS. |
0b5538bd TTN |
2 | Copyright (C) 2000, 2001, 2002, 2003, 2004, |
3 | 2005 Free Software Foundation, Inc. | |
1a578e9b AC |
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 | |
4fc5845f LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
1a578e9b | 21 | |
e0f712ba | 22 | /* Contributed by Andrew Choi (akochoi@mac.com). */ |
1a578e9b AC |
23 | |
24 | #include "macgui.h" | |
25 | #include "frame.h" | |
26 | ||
1a578e9b AC |
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 | ||
e3564461 ST |
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 | ||
1a578e9b AC |
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 | ||
e3564461 ST |
42 | /* A black pixel in a mask bitmap/pixmap means ``draw a source |
43 | pixel''. A white pixel means ``retain the current pixel''. */ | |
44 | #define PIX_MASK_DRAW(f) BLACK_PIX_DEFAULT(f) | |
45 | #define PIX_MASK_RETAIN(f) WHITE_PIX_DEFAULT(f) | |
46 | ||
1a578e9b AC |
47 | #define FONT_WIDTH(f) ((f)->max_bounds.width) |
48 | #define FONT_HEIGHT(f) ((f)->ascent + (f)->descent) | |
49 | #define FONT_BASE(f) ((f)->ascent) | |
50 | #define FONT_DESCENT(f) ((f)->descent) | |
51 | ||
52 | #define FONT_MAX_WIDTH(f) FONT_WIDTH(f) /* fix later */ | |
53 | ||
1a578e9b AC |
54 | /* Structure recording bitmaps and reference count. |
55 | If REFCOUNT is 0 then this record is free to be reused. */ | |
56 | ||
177c0ea7 | 57 | struct mac_bitmap_record |
1a578e9b AC |
58 | { |
59 | char *bitmap_data; | |
79af19c4 | 60 | char *file; |
1a578e9b AC |
61 | int refcount; |
62 | int height, width; | |
63 | }; | |
64 | ||
65 | ||
66 | /* For each display (currently only one on mac), we have a structure that | |
67 | records information about it. */ | |
68 | ||
69 | struct mac_display_info | |
70 | { | |
71 | /* Chain of all mac_display_info structures. */ | |
72 | struct mac_display_info *next; | |
73 | ||
74 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). | |
75 | The same cons cell also appears in x_display_name_list. */ | |
76 | Lisp_Object name_list_element; | |
77 | ||
78 | /* Number of frames that are on this display. */ | |
79 | int reference_count; | |
80 | ||
81 | /* Dots per inch of the screen. */ | |
82 | double resx, resy; | |
83 | ||
84 | /* Number of planes on this screen. */ | |
85 | int n_planes; | |
86 | ||
e3564461 ST |
87 | /* Whether the screen supports color */ |
88 | int color_p; | |
89 | ||
90 | #if 0 | |
1a578e9b AC |
91 | /* Number of bits per pixel on this screen. */ |
92 | int n_cbits; | |
e3564461 | 93 | #endif |
1a578e9b AC |
94 | |
95 | /* Dimensions of this screen. */ | |
96 | int height, width; | |
97 | #if 0 | |
98 | int height_in,width_in; | |
99 | #endif | |
100 | ||
101 | /* Mask of things that cause the mouse to be grabbed. */ | |
102 | int grabbed; | |
103 | ||
104 | #if 0 | |
105 | /* Emacs bitmap-id of the default icon bitmap for this frame. | |
106 | Or -1 if none has been allocated yet. */ | |
107 | int icon_bitmap_id; | |
108 | ||
109 | #endif | |
110 | /* The root window of this screen. */ | |
111 | Window root_window; | |
112 | ||
113 | /* The cursor to use for vertical scroll bars. */ | |
365fa1b3 | 114 | Cursor vertical_scroll_bar_cursor; |
1a578e9b | 115 | |
c900f291 KS |
116 | /* Resource data base */ |
117 | XrmDatabase xrdb; | |
118 | ||
1a578e9b AC |
119 | #if 0 |
120 | /* color palette information. */ | |
121 | int has_palette; | |
122 | struct w32_palette_entry * color_list; | |
123 | unsigned num_colors; | |
124 | HPALETTE palette; | |
125 | ||
126 | /* deferred action flags checked when starting frame update. */ | |
127 | int regen_palette; | |
128 | ||
129 | /* Keystroke that has been faked by Emacs and will be ignored when | |
130 | received; value is reset after key is received. */ | |
131 | int faked_key; | |
132 | ||
133 | #endif | |
134 | ||
135 | /* A table of all the fonts we have already loaded. */ | |
136 | struct font_info *font_table; | |
137 | ||
138 | /* The current capacity of font_table. */ | |
139 | int font_table_size; | |
140 | ||
141 | /* The number of fonts actually stored in the font table. | |
142 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= | |
143 | n_fonts <= font_table_size. and font_table[i].name != 0. */ | |
144 | int n_fonts; | |
145 | ||
146 | /* Minimum width over all characters in all fonts in font_table. */ | |
147 | int smallest_char_width; | |
148 | ||
149 | /* Minimum font height over all fonts in font_table. */ | |
150 | int smallest_font_height; | |
151 | ||
152 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ | |
e81a5b61 | 153 | GC scratch_cursor_gc; |
1a578e9b AC |
154 | |
155 | /* These variables describe the range of text currently shown in its | |
156 | mouse-face, together with the window they apply to. As long as | |
157 | the mouse stays within this range, we need not redraw anything on | |
158 | its account. Rows and columns are glyph matrix positions in | |
159 | MOUSE_FACE_WINDOW. */ | |
160 | int mouse_face_beg_row, mouse_face_beg_col; | |
161 | int mouse_face_beg_x, mouse_face_beg_y; | |
162 | int mouse_face_end_row, mouse_face_end_col; | |
163 | int mouse_face_end_x, mouse_face_end_y; | |
164 | int mouse_face_past_end; | |
1a578e9b | 165 | Lisp_Object mouse_face_window; |
1a578e9b | 166 | int mouse_face_face_id; |
e0f712ba | 167 | Lisp_Object mouse_face_overlay; |
1a578e9b AC |
168 | |
169 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
170 | gc was in progress. */ | |
171 | int mouse_face_deferred_gc; | |
172 | ||
173 | /* FRAME and X, Y position of mouse when last checked for | |
174 | highlighting. X and Y can be negative or out of range for the frame. */ | |
175 | struct frame *mouse_face_mouse_frame; | |
176 | ||
177 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
178 | ||
179 | /* Nonzero means defer mouse-motion highlighting. */ | |
180 | int mouse_face_defer; | |
181 | ||
e0f712ba AC |
182 | /* Nonzero means that the mouse highlight should not be shown. */ |
183 | int mouse_face_hidden; | |
184 | ||
1a578e9b AC |
185 | int mouse_face_image_state; |
186 | ||
187 | char *mac_id_name; | |
188 | ||
189 | /* Pointer to bitmap records. */ | |
190 | struct mac_bitmap_record *bitmaps; | |
191 | ||
192 | /* Allocated size of bitmaps field. */ | |
193 | int bitmaps_size; | |
194 | ||
195 | /* Last used bitmap index. */ | |
196 | int bitmaps_last; | |
197 | ||
198 | /* The frame (if any) which has the window that has keyboard focus. | |
35e8e787 | 199 | Zero if none. This is examined by Ffocus_frame in macfns.c. Note |
1a578e9b AC |
200 | that a mere EnterNotify event can set this; if you need to know the |
201 | last frame specified in a FocusIn or FocusOut event, use | |
35e8e787 | 202 | x_focus_event_frame. */ |
1a578e9b AC |
203 | struct frame *x_focus_frame; |
204 | ||
205 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
35e8e787 | 206 | separate from x_focus_frame, because whether or not LeaveNotify |
1a578e9b AC |
207 | events cause us to lose focus depends on whether or not we have |
208 | received a FocusIn event for it. */ | |
209 | struct frame *x_focus_event_frame; | |
210 | ||
211 | /* The frame which currently has the visual highlight, and should get | |
212 | keyboard input (other sorts of input have the frame encoded in the | |
213 | event). It points to the focus frame's selected window's | |
35e8e787 | 214 | frame. It differs from x_focus_frame when we're using a global |
1a578e9b AC |
215 | minibuffer. */ |
216 | struct frame *x_highlight_frame; | |
217 | ||
218 | /* Cache of images. */ | |
219 | struct image_cache *image_cache; | |
220 | }; | |
221 | ||
b15325b2 ST |
222 | /* This checks to make sure we have a display. */ |
223 | extern void check_mac P_ ((void)); | |
224 | ||
1a578e9b AC |
225 | #define x_display_info mac_display_info |
226 | ||
11c78113 AC |
227 | /* This is a chain of structures for all the X displays currently in use. */ |
228 | extern struct x_display_info *x_display_list; | |
229 | ||
e0f712ba AC |
230 | /* This is a chain of structures for all the displays currently in use. */ |
231 | extern struct mac_display_info one_mac_display_info; | |
232 | ||
1a578e9b | 233 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), |
11c78113 | 234 | one for each element of x_display_list and in the same order. |
1a578e9b AC |
235 | NAME is the name of the frame. |
236 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
237 | extern Lisp_Object x_display_name_list; | |
238 | ||
239 | /* A flag to control how to display unibyte 8-bit character. */ | |
240 | extern int unibyte_display_via_language_environment; | |
241 | ||
242 | extern struct x_display_info *x_display_info_for_display P_ ((Display *)); | |
243 | extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object)); | |
244 | ||
245 | extern struct mac_display_info *mac_term_init (); | |
246 | ||
ed627ef5 KS |
247 | extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
248 | extern struct font_info *x_get_font_info P_ ((struct frame *f, int)); | |
249 | extern struct font_info *x_load_font P_ ((struct frame *, char *, int)); | |
250 | extern struct font_info *x_query_font P_ ((struct frame *, char *)); | |
251 | extern void x_find_ccl_program P_ ((struct font_info *)); | |
252 | \f | |
e0f712ba AC |
253 | /* When Emacs uses a tty window, tty_display in frame.c points to an |
254 | x_output struct . */ | |
255 | struct x_output | |
256 | { | |
257 | unsigned long background_pixel; | |
258 | unsigned long foreground_pixel; | |
259 | }; | |
260 | ||
261 | /* The collection of data describing a window on the Mac. */ | |
1a578e9b | 262 | struct mac_output { |
e0f712ba AC |
263 | /* Placeholder for things accessed through output_data.x. Must |
264 | appear first. */ | |
265 | struct x_output x_compatible; | |
266 | ||
267 | /* Menubar "widget" handle. */ | |
268 | int menubar_widget; | |
269 | ||
270 | Window mWP; /* pointer to QuickDraw window */ | |
1a578e9b AC |
271 | FRAME_PTR mFP; /* points back to the frame struct */ |
272 | ||
273 | #if 0 | |
274 | int mNumCols; /* number of characters per column */ | |
275 | int mNumRows; /* number of characters per row */ | |
276 | int mLineHeight; /* height of one line of text in pixels */ | |
277 | int mCharWidth; /* width of one character in pixels */ | |
e0f712ba AC |
278 | int mHomeX; /* X pixel coordinate of lower left |
279 | corner of character at (0, 0) */ | |
280 | int mHomeY; /* Y pixel coordinate of lower left | |
281 | corner of character at (0, 0) */ | |
1a578e9b | 282 | int mHighlight; /* current highlight state (0 = off). */ |
e0f712ba AC |
283 | int mTermWinSize; /* num of lines from top of window |
284 | affected by ins_del_lines; set by | |
285 | set_terminal_window. */ | |
286 | #endif /* 0 */ | |
1a578e9b AC |
287 | |
288 | #if 0 | |
289 | /* stuffs used by xfaces.c */ | |
290 | struct face **param_faces; | |
291 | int n_param_faces; | |
292 | struct face **computed_faces; | |
293 | int n_computed_faces; | |
294 | int size_computed_faces; | |
295 | #endif | |
296 | ||
1a578e9b AC |
297 | /* Here are the Graphics Contexts for the default font. */ |
298 | GC normal_gc; /* Normal video */ | |
299 | GC reverse_gc; /* Reverse video */ | |
300 | GC cursor_gc; /* cursor drawing */ | |
301 | ||
1a578e9b AC |
302 | /* The window used for this frame. |
303 | May be zero while the frame object is being created | |
304 | and the window has not yet been created. */ | |
305 | Window window_desc; | |
306 | ||
307 | /* The window that is the parent of this window. | |
308 | Usually this is a window that was made by the window manager, | |
309 | but it can be the root window, and it can be explicitly specified | |
310 | (see the explicit_parent field, below). */ | |
311 | Window parent_desc; | |
312 | ||
313 | /* Default ASCII font of this frame. */ | |
314 | XFontStruct *font; | |
315 | ||
316 | /* The baseline offset of the default ASCII font. */ | |
317 | int baseline_offset; | |
318 | ||
319 | /* If a fontset is specified for this frame instead of font, this | |
320 | value contains an ID of the fontset, else -1. */ | |
321 | int fontset; | |
322 | ||
323 | /* Pixel values used for various purposes. | |
324 | border_pixel may be -1 meaning use a gray tile. */ | |
325 | unsigned long cursor_pixel; | |
326 | unsigned long border_pixel; | |
327 | unsigned long mouse_pixel; | |
328 | unsigned long cursor_foreground_pixel; | |
329 | ||
330 | /* Foreground color for scroll bars. A value of -1 means use the | |
331 | default (black for non-toolkit scroll bars). */ | |
332 | unsigned long scroll_bar_foreground_pixel; | |
177c0ea7 | 333 | |
1a578e9b AC |
334 | /* Background color for scroll bars. A value of -1 means use the |
335 | default (background color of the frame for non-toolkit scroll | |
336 | bars). */ | |
337 | unsigned long scroll_bar_background_pixel; | |
338 | ||
339 | /* Descriptor for the cursor in use for this window. */ | |
365fa1b3 AC |
340 | Cursor text_cursor; |
341 | Cursor nontext_cursor; | |
342 | Cursor modeline_cursor; | |
343 | Cursor hand_cursor; | |
344 | Cursor hourglass_cursor; | |
345 | Cursor horizontal_drag_cursor; | |
1a578e9b | 346 | #if 0 |
2e875e36 AC |
347 | /* Window whose cursor is hourglass_cursor. This window is temporarily |
348 | mapped to display a hourglass-cursor. */ | |
349 | Window hourglass_window; | |
177c0ea7 | 350 | |
2e875e36 AC |
351 | /* Non-zero means hourglass cursor is currently displayed. */ |
352 | unsigned hourglass_p : 1; | |
1a578e9b AC |
353 | |
354 | /* Flag to set when the window needs to be completely repainted. */ | |
355 | int needs_exposure; | |
356 | ||
357 | #endif | |
358 | ||
ee292cd4 YM |
359 | #if TARGET_API_MAC_CARBON |
360 | /* The Mac control reference for the hourglass (progress indicator) | |
361 | shown at the upper-right corner of the window. */ | |
362 | ControlRef hourglass_control; | |
363 | #endif | |
364 | ||
1a578e9b AC |
365 | #if 0 |
366 | DWORD dwStyle; | |
367 | #endif | |
368 | ||
1a578e9b AC |
369 | /* This is the Emacs structure for the display this frame is on. */ |
370 | /* struct w32_display_info *display_info; */ | |
371 | ||
372 | /* Nonzero means our parent is another application's window | |
373 | and was explicitly specified. */ | |
374 | char explicit_parent; | |
375 | ||
376 | /* Nonzero means tried already to make this frame visible. */ | |
377 | char asked_for_visible; | |
378 | ||
379 | /* Nonzero means menubar is currently active. */ | |
380 | char menubar_active; | |
381 | ||
e0f712ba AC |
382 | /* Nonzero means a menu command is being processed. */ |
383 | char menu_command_in_progress; | |
384 | ||
1a578e9b AC |
385 | /* Nonzero means menubar is about to become active, but should be |
386 | brought up to date first. */ | |
387 | volatile char pending_menu_activation; | |
388 | ||
1a578e9b AC |
389 | /* Relief GCs, colors etc. */ |
390 | struct relief | |
391 | { | |
e81a5b61 | 392 | GC gc; |
1a578e9b AC |
393 | unsigned long pixel; |
394 | int allocated_p; | |
395 | } | |
396 | black_relief, white_relief; | |
397 | ||
398 | /* The background for which the above relief GCs were set up. | |
399 | They are changed only when a different background is involved. */ | |
400 | unsigned long relief_background; | |
b15325b2 ST |
401 | |
402 | /* Hints for the size and the position of a window. */ | |
403 | XSizeHints *size_hints; | |
1a578e9b AC |
404 | }; |
405 | ||
406 | typedef struct mac_output mac_output; | |
407 | ||
9c3f34b3 KS |
408 | /* Return the X output data for frame F. */ |
409 | #define FRAME_X_OUTPUT(f) ((f)->output_data.mac) | |
410 | ||
1a578e9b AC |
411 | /* Return the Mac window used for displaying data in frame F. */ |
412 | #define FRAME_MAC_WINDOW(f) ((f)->output_data.mac->mWP) | |
9c3f34b3 | 413 | #define FRAME_X_WINDOW(f) ((f)->output_data.mac->mWP) |
1a578e9b | 414 | |
e0f712ba AC |
415 | #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel) |
416 | #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel) | |
1a578e9b AC |
417 | |
418 | #define FRAME_FONT(f) ((f)->output_data.mac->font) | |
419 | #define FRAME_FONTSET(f) ((f)->output_data.mac->fontset) | |
420 | ||
1a578e9b AC |
421 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.mac->baseline_offset) |
422 | ||
b15325b2 ST |
423 | #define FRAME_SIZE_HINTS(f) ((f)->output_data.mac->size_hints) |
424 | ||
35e8e787 | 425 | /* This gives the mac_display_info structure for the display F is on. */ |
1a578e9b AC |
426 | #define FRAME_MAC_DISPLAY_INFO(f) (&one_mac_display_info) |
427 | #define FRAME_X_DISPLAY_INFO(f) (&one_mac_display_info) | |
428 | ||
429 | /* This is the `Display *' which frame F is on. */ | |
430 | #define FRAME_MAC_DISPLAY(f) (0) | |
9c3f34b3 | 431 | #define FRAME_X_DISPLAY(f) (0) |
1a578e9b AC |
432 | |
433 | /* This is the 'font_info *' which frame F has. */ | |
434 | #define FRAME_MAC_FONT_TABLE(f) (FRAME_MAC_DISPLAY_INFO (f)->font_table) | |
435 | ||
1a578e9b AC |
436 | /* Value is the smallest width of any character in any font on frame F. */ |
437 | ||
438 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
439 | FRAME_MAC_DISPLAY_INFO(F)->smallest_char_width | |
440 | ||
441 | /* Value is the smallest height of any font on frame F. */ | |
442 | ||
443 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
444 | FRAME_MAC_DISPLAY_INFO(F)->smallest_font_height | |
445 | ||
446 | /* Return a pointer to the image cache of frame F. */ | |
447 | ||
448 | #define FRAME_X_IMAGE_CACHE(F) FRAME_MAC_DISPLAY_INFO ((F))->image_cache | |
449 | ||
450 | \f | |
1a578e9b AC |
451 | /* Mac-specific scroll bar stuff. */ |
452 | ||
453 | /* We represent scroll bars as lisp vectors. This allows us to place | |
454 | references to them in windows without worrying about whether we'll | |
455 | end up with windows referring to dead scroll bars; the garbage | |
456 | collector will free it when its time comes. | |
457 | ||
458 | We use struct scroll_bar as a template for accessing fields of the | |
459 | vector. */ | |
460 | ||
461 | struct scroll_bar { | |
462 | ||
463 | /* These fields are shared by all vectors. */ | |
464 | EMACS_INT size_from_Lisp_Vector_struct; | |
465 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
466 | ||
467 | /* The window we're a scroll bar for. */ | |
468 | Lisp_Object window; | |
469 | ||
470 | /* The next and previous in the chain of scroll bars in this frame. */ | |
471 | Lisp_Object next, prev; | |
472 | ||
473 | /* The Mac control handle of this scroll bar. Since this is a full | |
474 | 32-bit quantity, we store it split into two 32-bit values. */ | |
475 | Lisp_Object control_handle_low, control_handle_high; | |
476 | ||
477 | /* The position and size of the scroll bar in pixels, relative to the | |
478 | frame. */ | |
479 | Lisp_Object top, left, width, height; | |
480 | ||
481 | /* The starting and ending positions of the handle, relative to the | |
482 | handle area (i.e. zero is the top position, not | |
483 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
484 | hasn't been drawn yet. | |
485 | ||
486 | These are not actually the locations where the beginning and end | |
487 | are drawn; in order to keep handles from becoming invisible when | |
488 | editing large files, we establish a minimum height by always | |
489 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
490 | where they would be normally; the bottom and top are in a | |
491 | different co-ordinate system. */ | |
492 | Lisp_Object start, end; | |
493 | ||
494 | /* If the scroll bar handle is currently being dragged by the user, | |
495 | this is the number of pixels from the top of the handle to the | |
496 | place where the user grabbed it. If the handle isn't currently | |
497 | being dragged, this is Qnil. */ | |
498 | Lisp_Object dragging; | |
469094b1 YM |
499 | |
500 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
501 | /* The position and size of the scroll bar handle track area in | |
502 | pixels, relative to the frame. */ | |
503 | Lisp_Object track_top, track_height; | |
504 | #endif | |
1a578e9b AC |
505 | }; |
506 | ||
507 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
508 | #define SCROLL_BAR_VEC_SIZE \ | |
509 | ((sizeof (struct scroll_bar) \ | |
510 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
511 | / sizeof (Lisp_Object)) | |
512 | ||
513 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
514 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
515 | ||
516 | ||
517 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
518 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
519 | ||
520 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
521 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
522 | (XSETINT ((low), (int32) & 0xffff), \ | |
523 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
524 | ||
525 | ||
e0f712ba AC |
526 | /* Extract the Mac control handle of the scroll bar from a struct |
527 | scroll_bar. */ | |
1a578e9b | 528 | #define SCROLL_BAR_CONTROL_HANDLE(ptr) \ |
e0f712ba AC |
529 | ((ControlHandle) SCROLL_BAR_PACK ((ptr)->control_handle_low, \ |
530 | (ptr)->control_handle_high)) | |
1a578e9b AC |
531 | |
532 | /* Store a Mac control handle in a struct scroll_bar. */ | |
533 | #define SET_SCROLL_BAR_CONTROL_HANDLE(ptr, id) \ | |
e0f712ba AC |
534 | (SCROLL_BAR_UNPACK ((ptr)->control_handle_low, \ |
535 | (ptr)->control_handle_high, (int) id)) | |
1a578e9b AC |
536 | |
537 | /* Return the inside width of a vertical scroll bar, given the outside | |
538 | width. */ | |
539 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ | |
540 | ((width) \ | |
541 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
542 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
543 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
544 | ||
545 | /* Return the length of the rectangle within which the top of the | |
546 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 547 | because the scroll bar handle has a minimum height. |
1a578e9b AC |
548 | |
549 | This is the real range of motion for the scroll bar, so when we're | |
550 | scaling buffer positions to scroll bar positions, we use this, not | |
551 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
552 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ | |
e0f712ba AC |
553 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) \ |
554 | - VERTICAL_SCROLL_BAR_MIN_HANDLE - UP_AND_DOWN_ARROWS) | |
1a578e9b AC |
555 | |
556 | /* Return the inside height of vertical scroll bar, given the outside | |
557 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
558 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ | |
e0f712ba AC |
559 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER \ |
560 | - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) | |
1a578e9b AC |
561 | |
562 | ||
563 | /* Border widths for scroll bars. | |
564 | ||
565 | Scroll bar windows don't have any borders; their border width is | |
566 | set to zero, and we redraw borders ourselves. This makes the code | |
567 | a bit cleaner, since we don't have to convert between outside width | |
568 | (used when relating to the rest of the screen) and inside width | |
569 | (used when sizing and drawing the scroll bar window itself). | |
570 | ||
571 | The handle moves up and down/back and forth in a rectangle inset | |
572 | from the edges of the scroll bar. These are widths by which we | |
573 | inset the handle boundaries from the scroll bar edges. */ | |
574 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
575 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
576 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (0) | |
577 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (0) | |
578 | ||
579 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
580 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (16) | |
581 | ||
582 | /* Combined length of up and down arrow boxes in scroll bars, in pixels. */ | |
583 | #define UP_AND_DOWN_ARROWS (32) | |
584 | ||
585 | /* Trimming off a few pixels from each side prevents | |
586 | text from glomming up against the scroll bar */ | |
587 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
588 | ||
ee292cd4 YM |
589 | /* Size of hourglass controls */ |
590 | #define HOURGLASS_WIDTH 16 | |
591 | #define HOURGLASS_HEIGHT 16 | |
592 | ||
a433994a ST |
593 | struct frame; |
594 | struct face; | |
595 | struct image; | |
596 | ||
597 | Lisp_Object display_x_get_resource P_ ((struct x_display_info *, | |
598 | Lisp_Object, Lisp_Object, | |
599 | Lisp_Object, Lisp_Object)); | |
600 | struct frame *check_x_frame P_ ((Lisp_Object)); | |
601 | EXFUN (Fx_display_color_p, 1); | |
602 | EXFUN (Fx_display_grayscale_p, 1); | |
603 | EXFUN (Fx_display_planes, 1); | |
604 | extern void x_free_gcs P_ ((struct frame *)); | |
e81a5b61 YM |
605 | extern int XParseGeometry P_ ((char *, int *, int *, unsigned int *, |
606 | unsigned int *)); | |
1a578e9b | 607 | |
ed627ef5 KS |
608 | /* Defined in macterm.c. */ |
609 | ||
610 | extern void x_set_window_size P_ ((struct frame *, int, int, int)); | |
611 | extern void x_make_frame_visible P_ ((struct frame *)); | |
612 | extern void mac_initialize P_ ((void)); | |
613 | extern Pixmap XCreatePixmap P_ ((Display *, WindowPtr, unsigned int, | |
614 | unsigned int, unsigned int)); | |
615 | extern Pixmap XCreatePixmapFromBitmapData P_ ((Display *, WindowPtr, char *, | |
616 | unsigned int, unsigned int, | |
617 | unsigned long, unsigned long, | |
618 | unsigned int)); | |
619 | extern void XFreePixmap P_ ((Display *, Pixmap)); | |
e81a5b61 | 620 | extern GC XCreateGC P_ ((Display *, Window, unsigned long, XGCValues *)); |
ed627ef5 | 621 | extern void XSetForeground P_ ((Display *, GC, unsigned long)); |
9cdd4884 ST |
622 | extern void XSetBackground P_ ((Display *, GC, unsigned long)); |
623 | extern void XSetWindowBackground P_ ((Display *, WindowPtr, unsigned long)); | |
ed627ef5 KS |
624 | extern void mac_draw_line_to_pixmap P_ ((Display *, Pixmap, GC, int, int, |
625 | int, int)); | |
b15325b2 | 626 | extern void mac_unload_font P_ ((struct mac_display_info *, XFontStruct *)); |
11cd2839 YM |
627 | extern OSErr install_window_handler P_ ((WindowPtr)); |
628 | extern void remove_window_handler P_ ((WindowPtr)); | |
ed627ef5 | 629 | |
9c3f34b3 KS |
630 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0 |
631 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0 | |
632 | ||
5059ef4c YM |
633 | /* Defined in macselect.c */ |
634 | ||
635 | extern void x_clear_frame_selections P_ ((struct frame *)); | |
636 | ||
11cd2839 YM |
637 | /* Defined in mac.c. */ |
638 | ||
639 | extern OSErr posix_pathname_to_fsspec P_ ((const char *, FSSpec *)); | |
640 | extern OSErr fsspec_to_posix_pathname P_ ((const FSSpec *, char *, int)); | |
641 | extern void mac_clear_font_name_table P_ ((void)); | |
d8f96db8 ST |
642 | #if TARGET_API_MAC_CARBON |
643 | extern CFStringRef cfstring_create_with_utf8_cstring P_ ((const char *)); | |
35e8e787 | 644 | extern CFStringRef cfstring_create_with_string P_ ((Lisp_Object)); |
5d330aab YM |
645 | extern Lisp_Object cfdata_to_lisp P_ ((CFDataRef)); |
646 | extern Lisp_Object cfstring_to_lisp P_ ((CFStringRef)); | |
647 | extern Lisp_Object cfnumber_to_lisp P_ ((CFNumberRef)); | |
648 | extern Lisp_Object cfdate_to_lisp P_ ((CFDateRef)); | |
649 | extern Lisp_Object cfboolean_to_lisp P_ ((CFBooleanRef)); | |
650 | extern Lisp_Object cfobject_desc_to_lisp P_ ((CFTypeRef)); | |
651 | extern Lisp_Object cfproperty_list_to_lisp P_ ((CFPropertyListRef, int, int)); | |
d8f96db8 | 652 | #endif |
5d330aab YM |
653 | extern void xrm_merge_string_database P_ ((XrmDatabase, char *)); |
654 | extern Lisp_Object xrm_get_resource P_ ((XrmDatabase, char *, char *)); | |
655 | extern XrmDatabase xrm_get_preference_database P_ ((char *)); | |
d8f96db8 | 656 | |
ab5796a9 MB |
657 | /* arch-tag: 6b4ca125-5bef-476d-8ee8-31ed808b7e79 |
658 | (do not change this comment) */ |