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f10de189 GM |
1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
2 | ||
e745ede7 DL |
3 | #include "copyright.h" |
4 | ||
f10de189 GM |
5 | /* |
6 | Copyright (C) 1993, 1996, 2001, 2002, 2003, 2004, 2005, 2006, | |
114f9c96 | 7 | 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
f10de189 | 8 | |
4eaa4034 | 9 | This program is free software: you can redistribute it and/or modify |
f10de189 | 10 | it under the terms of the GNU General Public License as published by |
4eaa4034 GM |
11 | the Free Software Foundation, either version 3 of the License, or |
12 | (at your option) any later version. | |
f10de189 GM |
13 | |
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
4eaa4034 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
f10de189 | 21 | |
e745ede7 DL |
22 | |
23 | /* | |
24 | * XMenu: MIT Project Athena, X Window system menu package | |
25 | * | |
26 | * XMenuInternal.c - XMenu internal (not user visible) routines. | |
27 | * | |
28 | * Author: Tony Della Fera, DEC | |
29 | * November, 1985 | |
30 | * | |
31 | */ | |
32 | ||
33 | #include <config.h> | |
34 | #include "XMenuInt.h" | |
35 | ||
36 | /* | |
37 | * Toggle color macro. | |
38 | */ | |
39 | #define toggle_color(x) \ | |
40 | ((x) == menu->bkgnd_color ? menu->s_frg_color : menu->bkgnd_color) | |
41 | ||
42 | /* | |
43 | * Internal Window creation queue sizes. | |
44 | */ | |
45 | #define S_QUE_SIZE 300 | |
46 | #define P_QUE_SIZE 20 | |
47 | #define BUFFER_SIZE (S_QUE_SIZE >= P_QUE_SIZE ? S_QUE_SIZE : P_QUE_SIZE) | |
48 | ||
49 | ||
50 | /* | |
51 | * XMWinQue - Internal window creation queue datatype. | |
52 | */ | |
53 | typedef struct _xmwinquedef { | |
54 | int sq_size; | |
55 | XMSelect *sq[S_QUE_SIZE]; | |
56 | XMSelect **sq_ptr; | |
57 | int pq_size; | |
58 | XMPane *pq[P_QUE_SIZE]; | |
59 | XMPane **pq_ptr; | |
60 | } XMWinQue; | |
61 | ||
62 | /* | |
63 | * _XMWinQue - Internal static window creation queue. | |
64 | */ | |
65 | static Bool _XMWinQueIsInit = False; | |
66 | static XMWinQue _XMWinQue; | |
67 | ||
68 | /* | |
69 | * _XMErrorCode - Global XMenu error code. | |
70 | */ | |
177c0ea7 | 71 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
72 | /* |
73 | * _XMErrorList - Global XMenu error code description strings. | |
74 | */ | |
75 | char * | |
76 | _XMErrorList[XME_CODE_COUNT] = { | |
77 | "No error", /* XME_NO_ERROR */ | |
78 | "Menu not initialized", /* XME_NOT_INIT */ | |
79 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
80 | "Pane not found", /* XME_P_NOT_FOUND */ | |
81 | "Selection not found", /* XME_S_NOT_FOUND */ | |
82 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
83 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
84 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
85 | "Unable to calloc memory", /* XME_CALLOC */ | |
86 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
87 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
88 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
89 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
90 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
91 | "Unable to open font", /* XME_OPEN_FONT */ | |
92 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
93 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
94 | }; | |
95 | ||
96 | /* | |
97 | * _XMEventHandler - Internal event handler variable. | |
98 | */ | |
b782e2d7 | 99 | int (*_XMEventHandler)(XEvent*) = NULL; |
e745ede7 DL |
100 | |
101 | ||
102 | ||
103 | /* | |
104 | * _XMWinQueInit - Internal routine to initialize the window | |
105 | * queue. | |
106 | */ | |
b782e2d7 | 107 | _XMWinQueInit(void) |
e745ede7 DL |
108 | { |
109 | /* | |
110 | * If the queue is not initialized initialize it. | |
111 | */ | |
112 | if (!_XMWinQueIsInit) { | |
113 | /* | |
114 | * Blank the queue structure. | |
115 | */ | |
116 | register int i; | |
117 | ||
118 | for (i = 0; i < S_QUE_SIZE; i++) | |
119 | _XMWinQue.sq[i] = 0; | |
120 | ||
121 | for (i = 0; i < P_QUE_SIZE; i++) | |
122 | _XMWinQue.pq[i] = 0; | |
123 | ||
124 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
125 | ||
126 | /* | |
127 | * Initialize the next free location pointers. | |
128 | */ | |
129 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
130 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
131 | } | |
132 | } | |
133 | ||
134 | ||
135 | ||
136 | /* | |
137 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
138 | * window queue. | |
139 | */ | |
140 | int | |
b782e2d7 DN |
141 | _XMWinQueAddPane(register Display *display, register XMenu *menu, register XMPane *p_ptr) |
142 | ||
143 | /* Menu being manipulated. */ | |
144 | /* XMPane being queued. */ | |
e745ede7 DL |
145 | { |
146 | /* | |
147 | * If the queue is currently full then flush it. | |
148 | */ | |
149 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
150 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
151 | } | |
152 | ||
153 | /* | |
154 | * Insert the new XMPane pointer and increment the queue pointer | |
155 | * and the queue size. | |
156 | */ | |
157 | *_XMWinQue.pq_ptr = p_ptr; | |
158 | _XMWinQue.pq_ptr++; | |
159 | _XMWinQue.pq_size++; | |
160 | ||
161 | /* | |
162 | * All went well, return successfully. | |
163 | */ | |
164 | _XMErrorCode = XME_NO_ERROR; | |
165 | return(_SUCCESS); | |
166 | } | |
167 | ||
168 | ||
169 | ||
170 | /* | |
171 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
172 | * the selection window queue. | |
173 | */ | |
174 | int | |
b782e2d7 DN |
175 | _XMWinQueAddSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr) |
176 | ||
177 | /* Menu being manipulated. */ | |
178 | /* XMSelection being queued. */ | |
e745ede7 DL |
179 | { |
180 | /* | |
181 | * If this entry will overflow the queue then flush it. | |
182 | */ | |
183 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
184 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
185 | } | |
186 | ||
187 | /* | |
188 | * Insert the new XMSelect pointer and increment the queue pointer | |
189 | * and the queue size. | |
190 | */ | |
191 | *_XMWinQue.sq_ptr = s_ptr; | |
192 | _XMWinQue.sq_ptr++; | |
193 | _XMWinQue.sq_size++; | |
194 | ||
195 | /* | |
196 | * All went well, return successfully. | |
197 | */ | |
198 | _XMErrorCode = XME_NO_ERROR; | |
199 | return(_SUCCESS); | |
200 | } | |
201 | ||
202 | ||
203 | ||
204 | /* | |
205 | * _XMWinQueFlush - Internal routine to flush the pane and | |
206 | * selection window queues. | |
207 | */ | |
208 | int | |
b782e2d7 DN |
209 | _XMWinQueFlush(register Display *display, register XMenu *menu, register XMPane *pane, XMSelect *select) |
210 | ||
211 | /* Menu being manipulated. */ | |
212 | /* Current pane. */ | |
e745ede7 DL |
213 | { |
214 | register int pq_index; /* Pane queue index. */ | |
215 | register int sq_index; /* Selection queue index. */ | |
216 | register XMPane *p_ptr; /* XMPane pointer. */ | |
217 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
218 | unsigned long valuemask; /* Which attributes to set. */ | |
219 | XSetWindowAttributes *attributes; /* Attributes to be set. */ | |
220 | ||
221 | /* | |
222 | * If the pane window queue is not empty... | |
223 | */ | |
177c0ea7 | 224 | |
e745ede7 DL |
225 | if (_XMWinQue.pq_size > 0) { |
226 | /* | |
227 | * set up attributes for pane window to be created. | |
228 | */ | |
229 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
230 | attributes = (XSetWindowAttributes *)malloc(sizeof(XSetWindowAttributes)); | |
231 | attributes->border_pixel = menu->p_bdr_color; | |
232 | attributes->background_pixmap = menu->inact_pixmap; | |
233 | attributes->override_redirect = True; | |
177c0ea7 | 234 | |
e745ede7 DL |
235 | /* |
236 | * Create all the pending panes in order, so that the | |
237 | * current pane will be on top, with the others | |
238 | * stacked appropriately under it. | |
239 | */ | |
240 | for (pq_index = _XMWinQue.pq_size - 1; | |
241 | pq_index >= 0; | |
177c0ea7 | 242 | pq_index--) |
e745ede7 DL |
243 | { |
244 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
245 | if (p_ptr == pane) break; | |
246 | p_ptr->window = XCreateWindow(display, | |
247 | menu->parent, | |
248 | p_ptr->window_x, | |
249 | p_ptr->window_y, | |
250 | p_ptr->window_w, | |
251 | p_ptr->window_h, | |
252 | menu->p_bdr_width, | |
253 | CopyFromParent, | |
254 | InputOutput, | |
255 | CopyFromParent, | |
256 | valuemask, | |
257 | attributes); | |
258 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
259 | XSelectInput(display, p_ptr->window, menu->p_events); | |
260 | } | |
261 | for (pq_index = 0; | |
262 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 263 | pq_index++) |
e745ede7 DL |
264 | { |
265 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
266 | p_ptr->window = XCreateWindow(display, | |
267 | menu->parent, | |
268 | p_ptr->window_x, | |
269 | p_ptr->window_y, | |
270 | p_ptr->window_w, | |
271 | p_ptr->window_h, | |
272 | menu->p_bdr_width, | |
273 | CopyFromParent, | |
274 | InputOutput, | |
275 | CopyFromParent, | |
276 | valuemask, | |
277 | attributes); | |
278 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
279 | XSelectInput(display, p_ptr->window, menu->p_events); | |
280 | if (p_ptr == pane) break; | |
281 | } | |
282 | ||
283 | /* | |
284 | * Reset the pane queue pointer and size. | |
285 | */ | |
286 | _XMWinQue.pq_size = 0; | |
287 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
288 | } | |
289 | ||
290 | /* | |
291 | * If the selection window queue is not empty... | |
292 | */ | |
177c0ea7 | 293 | |
e745ede7 DL |
294 | if (_XMWinQue.sq_size > 0) { |
295 | ||
296 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
297 | /* | |
298 | * Retrieve the XMSelect pointer. | |
299 | */ | |
300 | s_ptr = _XMWinQue.sq[sq_index]; | |
301 | s_ptr->window = XCreateWindow(display, | |
302 | s_ptr->parent_p->window, | |
303 | s_ptr->window_x, | |
304 | s_ptr->window_y, | |
305 | s_ptr->window_w, | |
306 | s_ptr->window_h, | |
307 | 0, /* border width*/ | |
308 | CopyFromParent, | |
309 | InputOnly, | |
310 | CopyFromParent, | |
311 | 0, | |
312 | attributes); | |
177c0ea7 | 313 | |
e745ede7 DL |
314 | /* |
315 | * Insert the new window id and its | |
177c0ea7 | 316 | * associated XMSelect structure into the |
e745ede7 DL |
317 | * association table. |
318 | */ | |
319 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
320 | XSelectInput(display, s_ptr->window, menu->s_events); | |
321 | } | |
322 | ||
323 | /* | |
324 | * Reset the selection queue pointer and size. | |
325 | */ | |
326 | _XMWinQue.sq_size = 0; | |
327 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
328 | } | |
329 | ||
330 | /* | |
331 | * Flush X's internal queues. | |
332 | */ | |
333 | XFlush(display); | |
334 | ||
335 | /* | |
336 | * All went well, return successfully. | |
337 | */ | |
338 | _XMErrorCode = XME_NO_ERROR; | |
339 | return(_SUCCESS); | |
340 | } | |
341 | ||
342 | ||
343 | ||
344 | /* | |
345 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
346 | * a pane pointer that points to the indexed pane. | |
347 | */ | |
348 | XMPane * | |
b782e2d7 DN |
349 | _XMGetPanePtr(register XMenu *menu, register int p_num) |
350 | /* Menu to find the pane in. */ | |
351 | /* Index number of pane to find. */ | |
e745ede7 DL |
352 | { |
353 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
354 | register int i; /* Loop counter. */ | |
355 | ||
356 | /* | |
357 | * Is the pane number out of range? | |
358 | */ | |
359 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
360 | _XMErrorCode = XME_P_NOT_FOUND; | |
361 | return(NULL); | |
362 | } | |
363 | ||
364 | /* | |
365 | * Find the right pane. | |
366 | */ | |
367 | p_ptr = menu->p_list->next; | |
368 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
369 | ||
370 | /* | |
371 | * Return successfully. | |
372 | */ | |
373 | _XMErrorCode = XME_NO_ERROR; | |
374 | return(p_ptr); | |
375 | } | |
376 | ||
377 | ||
378 | ||
379 | /* | |
380 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
381 | * return a selection pointer that points to the | |
382 | * indexed selection. | |
383 | */ | |
384 | XMSelect * | |
b782e2d7 DN |
385 | _XMGetSelectionPtr(register XMPane *p_ptr, register int s_num) |
386 | /* Pane to find the selection in. */ | |
387 | /* Index number of the selection to find. */ | |
e745ede7 DL |
388 | { |
389 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
390 | register int i; /* Loop counter. */ | |
177c0ea7 | 391 | |
e745ede7 DL |
392 | /* |
393 | * Is the selection number out of range? | |
394 | */ | |
395 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
396 | _XMErrorCode = XME_S_NOT_FOUND; | |
397 | return(NULL); | |
398 | } | |
399 | ||
400 | /* | |
401 | * Find the right selection. | |
402 | */ | |
403 | s_ptr = p_ptr->s_list->next; | |
404 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
405 | ||
406 | /* | |
407 | * Return successfully. | |
408 | */ | |
409 | _XMErrorCode = XME_NO_ERROR; | |
410 | return(s_ptr); | |
411 | } | |
412 | ||
413 | ||
414 | ||
415 | /* | |
416 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
417 | * global values. | |
418 | */ | |
b782e2d7 DN |
419 | _XMRecomputeGlobals(register Display *display, register XMenu *menu) |
420 | /*X11 display variable. */ | |
421 | /* Menu object to compute from. */ | |
e745ede7 DL |
422 | { |
423 | register XMPane *p_ptr; /* Pane pointer. */ | |
424 | register XMSelect *s_ptr; /* Selection pointer. */ | |
425 | ||
426 | register int max_p_label = 0; /* Maximum pane label width. */ | |
427 | register int max_s_label = 0; /* Maximum selection label width. */ | |
428 | register int s_count = 0; /* Maximum selection count. */ | |
429 | ||
430 | int p_s_pad; /* Pane <-> selection padding. */ | |
431 | int p_s_diff; /* Pane <-> selection separation. */ | |
432 | ||
433 | int p_height; /* Pane window height. */ | |
434 | int p_width; /* Pane window width. */ | |
435 | int s_width; /* Selection window width. */ | |
436 | ||
437 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 438 | |
e745ede7 DL |
439 | /* |
440 | * For each pane... | |
441 | */ | |
442 | for ( | |
443 | p_ptr = menu->p_list->next; | |
444 | p_ptr != menu->p_list; | |
445 | p_ptr = p_ptr->next | |
446 | ){ | |
177c0ea7 | 447 | |
e745ede7 DL |
448 | /* |
449 | * Recompute maximum pane label width. | |
450 | */ | |
451 | max_p_label = max(max_p_label, p_ptr->label_width); | |
452 | ||
453 | /* | |
177c0ea7 | 454 | * Recompute maximum selection count. |
e745ede7 DL |
455 | */ |
456 | s_count = max(s_count, p_ptr->s_count); | |
457 | ||
458 | /* | |
459 | * For each selection in the current pane... | |
460 | */ | |
461 | for ( | |
462 | s_ptr = p_ptr->s_list->next; | |
463 | s_ptr != p_ptr->s_list; | |
464 | s_ptr = s_ptr->next | |
465 | ){ | |
466 | ||
467 | /* | |
468 | * Recompute maximum selection label width. | |
469 | */ | |
470 | max_s_label = max(max_s_label, s_ptr->label_width); | |
471 | } | |
472 | } | |
473 | ||
474 | /* | |
475 | * Recompute pane height. | |
476 | */ | |
477 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
478 | ||
479 | /* | |
480 | * Recompute horizontal padding between the pane window and the | |
481 | * selection windows. | |
482 | */ | |
483 | p_s_pad = menu->p_x_off << 1; | |
484 | ||
485 | /* | |
486 | * Recompute pane and selection window widths. | |
487 | * This is done by first computing the window sizes from the maximum | |
488 | * label widths. If the spacing between the selection window and the | |
489 | * containing pane window is less than the pane selection padding value | |
490 | * (twice the pane X offset) then change the size of the pane to be | |
491 | * the size of the selection window plus the padding. If, however the | |
492 | * spacing between the selection window and the containing pane window | |
493 | * is more than the pane selection padding value increase the size of | |
494 | * the selection to its maximum possible value (the pane width minus | |
495 | * the pane selection padding value). | |
496 | */ | |
497 | p_width = max_p_label + p_s_pad; | |
498 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
499 | p_s_diff = p_width - s_width; | |
500 | if (p_s_diff < p_s_pad) { | |
501 | p_width = s_width + p_s_pad; | |
502 | } | |
503 | else if (p_s_diff > p_s_pad) { | |
504 | s_width = p_width - p_s_pad; | |
505 | } | |
506 | ||
507 | /* | |
508 | * Reset menu wide global values. | |
509 | */ | |
510 | menu->s_count = s_count; | |
511 | menu->p_height = p_height; | |
512 | menu->p_width = p_width; | |
513 | menu->s_width = s_width; | |
514 | ||
177c0ea7 | 515 | /* |
e745ede7 DL |
516 | * Ensure that the origin of the menu is placed so that |
517 | * None of the panes ore selections are off the screen. | |
518 | */ | |
519 | screen = DefaultScreen(display); | |
520 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
521 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
522 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
523 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
524 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
525 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
526 | } | |
527 | ||
528 | ||
529 | /* | |
530 | * _XMRecomputePane - Internal subroutine to recompute pane | |
531 | * window dependencies. | |
532 | */ | |
533 | int | |
b782e2d7 DN |
534 | _XMRecomputePane(register Display *display, register XMenu *menu, register XMPane *p_ptr, register int p_num) |
535 | /* Standard X display variable. */ | |
536 | /* Menu object being recomputed. */ | |
537 | /* Pane pointer. */ | |
538 | /* Pane sequence number. */ | |
e745ede7 DL |
539 | { |
540 | register int window_x; /* Recomputed window X coordinate. */ | |
541 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 542 | |
e745ede7 DL |
543 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
544 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 545 | |
e745ede7 DL |
546 | register Bool config_p = False; /* Reconfigure pane window? */ |
547 | ||
548 | /* | |
549 | * Update the pane serial number. | |
550 | */ | |
551 | p_ptr->serial = p_num; | |
552 | ||
553 | /* | |
554 | * Recompute window X and Y coordinates. | |
555 | */ | |
556 | switch (menu->menu_style) { | |
557 | case LEFT: | |
558 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
559 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
560 | break; | |
561 | case RIGHT: | |
562 | window_x = menu->p_x_off * p_num; | |
563 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
564 | break; | |
565 | case CENTER: | |
566 | window_x = 0; | |
567 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
568 | break; | |
569 | default: | |
570 | /* Error! Invalid style parameter. */ | |
571 | _XMErrorCode = XME_STYLE_PARAM; | |
572 | return(_FAILURE); | |
573 | } | |
574 | window_x += menu->x_pos; | |
575 | window_y += menu->y_pos; | |
576 | ||
577 | /* | |
177c0ea7 | 578 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
579 | * current coordinates, reset the current coordinates and |
580 | * reconfigure the pane. | |
581 | */ | |
582 | if ( | |
583 | (window_x != p_ptr->window_x) || | |
584 | (window_y != p_ptr->window_y) | |
585 | ){ | |
586 | /* | |
587 | * Reset the coordinates and schedule | |
588 | * the pane for reconfiguration. | |
589 | */ | |
590 | p_ptr->window_x = window_x; | |
591 | p_ptr->window_y = window_y; | |
592 | config_p = True; | |
593 | } | |
594 | ||
595 | /* | |
596 | * If the local pane width and height differs from the | |
597 | * menu pane width and height, reset the local values. | |
598 | */ | |
599 | if ( | |
600 | (p_ptr->window_w != menu->p_width) || | |
601 | (p_ptr->window_h != menu->p_height) | |
602 | ){ | |
603 | /* | |
604 | * Reset window width and height and schedule | |
605 | * the pane for reconfiguration. | |
606 | */ | |
607 | p_ptr->window_w = menu->p_width; | |
608 | p_ptr->window_h = menu->p_height; | |
609 | config_p = True; | |
610 | } | |
611 | ||
612 | /* | |
613 | * If we need to reconfigure the pane window do it now. | |
614 | */ | |
615 | if (config_p == True) { | |
616 | /* | |
617 | * If the pane window has already been created then | |
618 | * reconfigure the existing window, otherwise queue | |
619 | * it for creation with the new configuration. | |
620 | */ | |
621 | if (p_ptr->window) { | |
622 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
623 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
624 | changes->x = p_ptr->window_x; | |
625 | changes->y = p_ptr->window_y; | |
626 | changes->width = p_ptr->window_w; | |
627 | changes->height = p_ptr->window_h; | |
177c0ea7 | 628 | |
e745ede7 DL |
629 | XConfigureWindow( |
630 | display, | |
631 | p_ptr->window, | |
632 | change_mask, | |
633 | changes | |
634 | ); | |
635 | free(changes); | |
177c0ea7 | 636 | |
e745ede7 DL |
637 | } |
638 | else { | |
639 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
640 | return(_FAILURE); | |
641 | } | |
642 | } | |
643 | } | |
177c0ea7 | 644 | |
e745ede7 DL |
645 | /* |
646 | * Recompute label X position. | |
647 | */ | |
648 | switch (menu->p_style) { | |
649 | case LEFT: | |
650 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
651 | break; | |
652 | case RIGHT: | |
653 | p_ptr->label_x = menu->p_width - | |
654 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
655 | break; | |
656 | case CENTER: | |
657 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
658 | break; | |
659 | default: | |
660 | /* Error! Invalid style parameter. */ | |
661 | _XMErrorCode = XME_STYLE_PARAM; | |
662 | return(_FAILURE); | |
663 | } | |
664 | /* | |
665 | * Recompute label Y positions. | |
666 | */ | |
667 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
668 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
669 | ||
670 | /* | |
671 | * All went well, return successfully. | |
672 | */ | |
673 | _XMErrorCode = XME_NO_ERROR; | |
674 | return(_SUCCESS); | |
675 | } | |
676 | ||
677 | ||
678 | ||
679 | /* | |
680 | * _XMRecomputeSelection - Internal subroutine to recompute | |
681 | * selection window dependencies. | |
682 | */ | |
683 | int | |
b782e2d7 DN |
684 | _XMRecomputeSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr, register int s_num) |
685 | ||
686 | /* Menu object being recomputed. */ | |
687 | /* Selection pointer. */ | |
688 | /* Selection sequence number. */ | |
e745ede7 DL |
689 | { |
690 | register Bool config_s = False; /* Reconfigure selection window? */ | |
691 | XWindowChanges *changes; /* Values to change in configure. */ | |
692 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 693 | |
e745ede7 DL |
694 | /* |
695 | * If the selection serial numbers are out of order, begin | |
696 | * resequencing selections. Recompute selection window coordinates | |
697 | * and serial number. | |
698 | * | |
699 | * When selections are created they are given a serial number of | |
700 | * -1, this causes this routine to give a new selection | |
701 | * its initial coordinates and serial number. | |
702 | */ | |
703 | if (s_ptr->serial != s_num) { | |
704 | /* | |
705 | * Fix the sequence number. | |
706 | */ | |
707 | s_ptr->serial = s_num; | |
708 | /* | |
709 | * Recompute window X and Y coordinates. | |
710 | */ | |
711 | s_ptr->window_x = menu->s_x_off; | |
712 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
713 | /* | |
714 | * We must reconfigure the window. | |
715 | */ | |
716 | config_s = True; | |
717 | } | |
718 | ||
719 | /* | |
720 | * If the local selection width and height differs from the | |
721 | * menu selection width and height, reset the local values. | |
722 | */ | |
723 | if ( | |
724 | (s_ptr->window_w != menu->s_width) || | |
725 | (s_ptr->window_h != menu->s_height) | |
726 | ){ | |
727 | /* | |
728 | * We must reconfigure the window. | |
729 | */ | |
730 | config_s = True; | |
731 | /* | |
732 | * Reset window width and height. | |
733 | */ | |
734 | s_ptr->window_w = menu->s_width; | |
735 | s_ptr->window_h = menu->s_height; | |
736 | } | |
737 | ||
738 | /* | |
739 | * If we need to reconfigure the selection window do it now. | |
740 | */ | |
741 | if (config_s == True) { | |
742 | /* | |
743 | * If the selection window has already been created then | |
744 | * reconfigure the existing window, otherwise queue it | |
745 | * for creation with the new configuration. | |
746 | */ | |
747 | if (s_ptr->window) { | |
748 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
749 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
750 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
751 | changes->x = s_ptr->window_x; | |
752 | changes->y = s_ptr->window_y; | |
753 | changes->width = s_ptr->window_w; | |
754 | changes->height = s_ptr->window_h; | |
177c0ea7 | 755 | |
e745ede7 DL |
756 | XConfigureWindow( |
757 | display, | |
758 | s_ptr->window, | |
759 | change_mask, | |
760 | changes | |
761 | ); | |
762 | free(changes); | |
177c0ea7 | 763 | |
e745ede7 DL |
764 | } |
765 | else { | |
766 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
767 | return(_FAILURE); | |
768 | } | |
769 | } | |
770 | } | |
771 | ||
772 | /* | |
773 | * Recompute label X position. | |
774 | */ | |
775 | switch (menu->s_style) { | |
776 | case LEFT: | |
777 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
778 | break; | |
779 | case RIGHT: | |
780 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
781 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
782 | break; | |
783 | case CENTER: | |
784 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
785 | break; | |
786 | default: | |
787 | /* Error! Invalid style parameter. */ | |
788 | _XMErrorCode = XME_STYLE_PARAM; | |
789 | return(_FAILURE); | |
790 | } | |
791 | /* | |
792 | * Recompute label Y position. | |
793 | */ | |
794 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 795 | |
e745ede7 DL |
796 | /* |
797 | * All went well, return successfully. | |
798 | */ | |
799 | _XMErrorCode = XME_NO_ERROR; | |
800 | return(_SUCCESS); | |
801 | } | |
802 | ||
803 | ||
804 | ||
805 | /* | |
806 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 807 | * the center of the current pane and selection to the |
e745ede7 DL |
808 | * the menu origin. |
809 | * | |
810 | * WARNING! ****** Be certain that all menu dependencies have been | |
811 | * recomputed before calling this routine or | |
812 | * unpredictable results will follow. | |
813 | */ | |
b782e2d7 DN |
814 | _XMTransToOrigin(Display *display, register XMenu *menu, register XMPane *p_ptr, register XMSelect *s_ptr, int x_pos, int y_pos, int *orig_x, int *orig_y) |
815 | /* Not used. Included for consistency. */ | |
816 | /* Menu being computed against. */ | |
817 | /* Current pane pointer. */ | |
818 | /* Current selection pointer. */ | |
819 | /* X coordinate of point to translate. */ | |
820 | /* Y coordinate of point to translate. */ | |
821 | /* Return value X coord. of the menu origin. */ | |
822 | /* Return value Y coord. of the menu origin. */ | |
e745ede7 DL |
823 | { |
824 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
825 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 826 | |
e745ede7 DL |
827 | /* |
828 | * Translate the menu origin such that the cursor hot point will be in the | |
829 | * center of the desired current selection and pane. | |
830 | * If the current selection pointer is NULL then assume that the hot point | |
831 | * will be in the center of the current pane flag. | |
832 | */ | |
833 | ||
834 | if (s_ptr == NULL) { | |
835 | /* | |
836 | * Translate from the center of the pane flag to the upper left | |
837 | * of the current pane window. | |
838 | */ | |
839 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
840 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
841 | } | |
842 | else { | |
843 | /* | |
844 | * First translate from the center of the current selection | |
845 | * to the upper left of the current selection window. | |
846 | */ | |
847 | l_orig_x = x_pos - (menu->s_width >> 1); | |
848 | l_orig_y = y_pos - (menu->s_height >> 1); | |
849 | ||
850 | /* | |
851 | * Then translate to the upper left of the current pane window. | |
852 | */ | |
853 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
854 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
855 | } | |
856 | ||
857 | /* | |
858 | * Finally translate to the upper left of the menu. | |
859 | */ | |
860 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
861 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
862 | ||
863 | /* | |
864 | * Set the return values. | |
865 | */ | |
866 | *orig_x = l_orig_x; | |
867 | *orig_y = l_orig_y; | |
868 | } | |
869 | ||
870 | /* | |
871 | * _XMRefreshPane - Internal subroutine to completely refresh | |
872 | * the contents of a pane. | |
873 | */ | |
b782e2d7 | 874 | _XMRefreshPane(register Display *display, register XMenu *menu, register XMPane *pane) |
e745ede7 DL |
875 | { |
876 | register XMSelect *s_list = pane->s_list; | |
877 | register XMSelect *s_ptr; | |
878 | ||
879 | /* | |
177c0ea7 | 880 | * First clear the pane. |
e745ede7 DL |
881 | */ |
882 | XClearWindow(display, pane->window); | |
883 | if (!pane->activated) { | |
884 | XFillRectangle(display, | |
885 | pane->window, | |
886 | menu->inverse_select_GC, | |
887 | pane->label_x - menu->p_fnt_pad, | |
888 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
889 | pane->label_width + (menu->p_fnt_pad << 1), | |
890 | menu->flag_height); | |
891 | ||
892 | XFillRectangle(display, | |
893 | pane->window, | |
894 | menu->inverse_select_GC, | |
895 | pane->label_x - menu->p_fnt_pad, | |
896 | pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
897 | pane->label_width + (menu->p_fnt_pad << 1), | |
898 | menu->flag_height); | |
899 | } | |
900 | if (!pane->active) { | |
901 | XDrawString(display, | |
902 | pane->window, | |
903 | menu->inact_GC, | |
904 | pane->label_x, pane->label_uy, | |
905 | pane->label, pane->label_length); | |
906 | XDrawString(display, | |
907 | pane->window, | |
908 | menu->inact_GC, | |
909 | pane->label_x, pane->label_ly, | |
910 | pane->label, pane->label_length); | |
911 | } | |
912 | else { | |
913 | XDrawString(display, | |
914 | pane->window, | |
915 | menu->pane_GC, | |
916 | pane->label_x, pane->label_uy, | |
917 | pane->label, pane->label_length); | |
918 | XDrawString(display, | |
919 | pane->window, | |
920 | menu->pane_GC, | |
921 | pane->label_x, pane->label_ly, | |
922 | pane->label, pane->label_length); | |
923 | ||
924 | /* | |
925 | * Finally refresh each selection if the pane is activated. | |
926 | */ | |
927 | if (pane->activated) { | |
928 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
929 | _XMRefreshSelection(display, menu, s_ptr); | |
930 | } | |
931 | } | |
932 | } | |
177c0ea7 JB |
933 | |
934 | ||
e745ede7 DL |
935 | |
936 | ||
937 | /* | |
177c0ea7 | 938 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
939 | * a single selection window. |
940 | */ | |
b782e2d7 | 941 | _XMRefreshSelection(register Display *display, register XMenu *menu, register XMSelect *select) |
e745ede7 DL |
942 | { |
943 | register int width = select->window_w; | |
944 | register int height = select->window_h; | |
945 | register int bdr_width = menu->s_bdr_width; | |
177c0ea7 | 946 | |
e745ede7 DL |
947 | if (select->type == SEPARATOR) { |
948 | XDrawLine(display, | |
949 | select->parent_p->window, | |
950 | menu->normal_select_GC, | |
951 | select->window_x, | |
952 | select->window_y + height / 2, | |
953 | select->window_x + width, | |
954 | select->window_y + height / 2); | |
955 | } | |
956 | else if (select->activated) { | |
957 | if (menu->menu_mode == INVERT) { | |
177c0ea7 | 958 | XFillRectangle(display, |
e745ede7 DL |
959 | select->parent_p->window, |
960 | menu->normal_select_GC, | |
961 | select->window_x, select->window_y, | |
177c0ea7 | 962 | width, height); |
e745ede7 DL |
963 | XDrawString(display, |
964 | select->parent_p->window, | |
965 | menu->inverse_select_GC, | |
966 | select->label_x, | |
967 | select->label_y, | |
968 | select->label, select->label_length); | |
969 | } | |
970 | else { | |
971 | /* | |
972 | * Using BOX mode. | |
973 | * Since most drawing routines with arbitrary width lines | |
974 | * are slow compared to raster-ops lets use a raster-op to | |
975 | * draw the boxes. | |
976 | */ | |
177c0ea7 | 977 | |
e745ede7 DL |
978 | XDrawRectangle(display, |
979 | select->parent_p->window, | |
980 | menu->normal_select_GC, | |
981 | select->window_x + (bdr_width >> 1), | |
982 | select->window_y + (bdr_width >> 1 ), | |
983 | width - bdr_width, | |
984 | height - bdr_width); | |
985 | XDrawString(display, | |
986 | select->parent_p->window, | |
987 | menu->normal_select_GC, | |
988 | select->label_x, | |
989 | select->label_y, | |
990 | select->label, select->label_length); | |
991 | } | |
992 | } | |
993 | else { | |
177c0ea7 | 994 | XClearArea(display, |
e745ede7 DL |
995 | select->parent_p->window, |
996 | select->window_x, select->window_y, | |
997 | width, height, | |
998 | False); | |
999 | if (select->active) { | |
1000 | XDrawString(display, | |
1001 | select->parent_p->window, | |
1002 | menu->normal_select_GC, | |
1003 | select->label_x, | |
1004 | select->label_y, | |
1005 | select->label, select->label_length); | |
1006 | } | |
1007 | else { | |
1008 | XDrawString(display, | |
1009 | select->parent_p->window, | |
1010 | menu->inact_GC, | |
1011 | select->label_x, | |
1012 | select->label_y, | |
1013 | select->label, select->label_length); | |
1014 | } | |
1015 | } | |
1016 | } | |
1017 | ||
ab5796a9 MB |
1018 | /* arch-tag: 3ac61957-0852-4e72-8b88-7dfab1a5dee9 |
1019 | (do not change this comment) */ |