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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, | |
b9b14d13 | 7 | 2007, 2008 Free Software Foundation, Inc. |
f10de189 GM |
8 | |
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
862b6004 | 11 | the Free Software Foundation; either version 3, or (at your option) |
f10de189 GM |
12 | any later version. |
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 | |
20 | along with this program; see the file COPYING. If not, write to the | |
21 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
22 | Boston, MA 02110-1301, USA. */ | |
23 | ||
e745ede7 DL |
24 | |
25 | /* | |
26 | * XMenu: MIT Project Athena, X Window system menu package | |
27 | * | |
28 | * XMenuInternal.c - XMenu internal (not user visible) routines. | |
29 | * | |
30 | * Author: Tony Della Fera, DEC | |
31 | * November, 1985 | |
32 | * | |
33 | */ | |
34 | ||
35 | #include <config.h> | |
36 | #include "XMenuInt.h" | |
37 | ||
38 | /* | |
39 | * Toggle color macro. | |
40 | */ | |
41 | #define toggle_color(x) \ | |
42 | ((x) == menu->bkgnd_color ? menu->s_frg_color : menu->bkgnd_color) | |
43 | ||
44 | /* | |
45 | * Internal Window creation queue sizes. | |
46 | */ | |
47 | #define S_QUE_SIZE 300 | |
48 | #define P_QUE_SIZE 20 | |
49 | #define BUFFER_SIZE (S_QUE_SIZE >= P_QUE_SIZE ? S_QUE_SIZE : P_QUE_SIZE) | |
50 | ||
51 | ||
52 | /* | |
53 | * XMWinQue - Internal window creation queue datatype. | |
54 | */ | |
55 | typedef struct _xmwinquedef { | |
56 | int sq_size; | |
57 | XMSelect *sq[S_QUE_SIZE]; | |
58 | XMSelect **sq_ptr; | |
59 | int pq_size; | |
60 | XMPane *pq[P_QUE_SIZE]; | |
61 | XMPane **pq_ptr; | |
62 | } XMWinQue; | |
63 | ||
64 | /* | |
65 | * _XMWinQue - Internal static window creation queue. | |
66 | */ | |
67 | static Bool _XMWinQueIsInit = False; | |
68 | static XMWinQue _XMWinQue; | |
69 | ||
70 | /* | |
71 | * _XMErrorCode - Global XMenu error code. | |
72 | */ | |
177c0ea7 | 73 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
74 | /* |
75 | * _XMErrorList - Global XMenu error code description strings. | |
76 | */ | |
77 | char * | |
78 | _XMErrorList[XME_CODE_COUNT] = { | |
79 | "No error", /* XME_NO_ERROR */ | |
80 | "Menu not initialized", /* XME_NOT_INIT */ | |
81 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
82 | "Pane not found", /* XME_P_NOT_FOUND */ | |
83 | "Selection not found", /* XME_S_NOT_FOUND */ | |
84 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
85 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
86 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
87 | "Unable to calloc memory", /* XME_CALLOC */ | |
88 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
89 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
90 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
91 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
92 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
93 | "Unable to open font", /* XME_OPEN_FONT */ | |
94 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
95 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
96 | }; | |
97 | ||
98 | /* | |
99 | * _XMEventHandler - Internal event handler variable. | |
100 | */ | |
101 | int (*_XMEventHandler)() = NULL; | |
102 | ||
103 | ||
104 | ||
105 | /* | |
106 | * _XMWinQueInit - Internal routine to initialize the window | |
107 | * queue. | |
108 | */ | |
109 | _XMWinQueInit() | |
110 | { | |
111 | /* | |
112 | * If the queue is not initialized initialize it. | |
113 | */ | |
114 | if (!_XMWinQueIsInit) { | |
115 | /* | |
116 | * Blank the queue structure. | |
117 | */ | |
118 | register int i; | |
119 | ||
120 | for (i = 0; i < S_QUE_SIZE; i++) | |
121 | _XMWinQue.sq[i] = 0; | |
122 | ||
123 | for (i = 0; i < P_QUE_SIZE; i++) | |
124 | _XMWinQue.pq[i] = 0; | |
125 | ||
126 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
127 | ||
128 | /* | |
129 | * Initialize the next free location pointers. | |
130 | */ | |
131 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
132 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
133 | } | |
134 | } | |
135 | ||
136 | ||
137 | ||
138 | /* | |
139 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
140 | * window queue. | |
141 | */ | |
142 | int | |
143 | _XMWinQueAddPane(display, menu, p_ptr) | |
144 | register Display *display; | |
145 | register XMenu *menu; /* Menu being manipulated. */ | |
146 | register XMPane *p_ptr; /* XMPane being queued. */ | |
147 | { | |
148 | /* | |
149 | * If the queue is currently full then flush it. | |
150 | */ | |
151 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
152 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
153 | } | |
154 | ||
155 | /* | |
156 | * Insert the new XMPane pointer and increment the queue pointer | |
157 | * and the queue size. | |
158 | */ | |
159 | *_XMWinQue.pq_ptr = p_ptr; | |
160 | _XMWinQue.pq_ptr++; | |
161 | _XMWinQue.pq_size++; | |
162 | ||
163 | /* | |
164 | * All went well, return successfully. | |
165 | */ | |
166 | _XMErrorCode = XME_NO_ERROR; | |
167 | return(_SUCCESS); | |
168 | } | |
169 | ||
170 | ||
171 | ||
172 | /* | |
173 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
174 | * the selection window queue. | |
175 | */ | |
176 | int | |
177 | _XMWinQueAddSelection(display, menu, s_ptr) | |
178 | register Display *display; | |
179 | register XMenu *menu; /* Menu being manipulated. */ | |
180 | register XMSelect *s_ptr; /* XMSelection being queued. */ | |
181 | { | |
182 | /* | |
183 | * If this entry will overflow the queue then flush it. | |
184 | */ | |
185 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
186 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
187 | } | |
188 | ||
189 | /* | |
190 | * Insert the new XMSelect pointer and increment the queue pointer | |
191 | * and the queue size. | |
192 | */ | |
193 | *_XMWinQue.sq_ptr = s_ptr; | |
194 | _XMWinQue.sq_ptr++; | |
195 | _XMWinQue.sq_size++; | |
196 | ||
197 | /* | |
198 | * All went well, return successfully. | |
199 | */ | |
200 | _XMErrorCode = XME_NO_ERROR; | |
201 | return(_SUCCESS); | |
202 | } | |
203 | ||
204 | ||
205 | ||
206 | /* | |
207 | * _XMWinQueFlush - Internal routine to flush the pane and | |
208 | * selection window queues. | |
209 | */ | |
210 | int | |
211 | _XMWinQueFlush(display, menu, pane, select) | |
212 | register Display *display; | |
213 | register XMenu *menu; /* Menu being manipulated. */ | |
214 | register XMPane *pane; /* Current pane. */ | |
215 | { | |
216 | register int pq_index; /* Pane queue index. */ | |
217 | register int sq_index; /* Selection queue index. */ | |
218 | register XMPane *p_ptr; /* XMPane pointer. */ | |
219 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
220 | unsigned long valuemask; /* Which attributes to set. */ | |
221 | XSetWindowAttributes *attributes; /* Attributes to be set. */ | |
222 | ||
223 | /* | |
224 | * If the pane window queue is not empty... | |
225 | */ | |
177c0ea7 | 226 | |
e745ede7 DL |
227 | if (_XMWinQue.pq_size > 0) { |
228 | /* | |
229 | * set up attributes for pane window to be created. | |
230 | */ | |
231 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
232 | attributes = (XSetWindowAttributes *)malloc(sizeof(XSetWindowAttributes)); | |
233 | attributes->border_pixel = menu->p_bdr_color; | |
234 | attributes->background_pixmap = menu->inact_pixmap; | |
235 | attributes->override_redirect = True; | |
177c0ea7 | 236 | |
e745ede7 DL |
237 | /* |
238 | * Create all the pending panes in order, so that the | |
239 | * current pane will be on top, with the others | |
240 | * stacked appropriately under it. | |
241 | */ | |
242 | for (pq_index = _XMWinQue.pq_size - 1; | |
243 | pq_index >= 0; | |
177c0ea7 | 244 | pq_index--) |
e745ede7 DL |
245 | { |
246 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
247 | if (p_ptr == pane) break; | |
248 | p_ptr->window = XCreateWindow(display, | |
249 | menu->parent, | |
250 | p_ptr->window_x, | |
251 | p_ptr->window_y, | |
252 | p_ptr->window_w, | |
253 | p_ptr->window_h, | |
254 | menu->p_bdr_width, | |
255 | CopyFromParent, | |
256 | InputOutput, | |
257 | CopyFromParent, | |
258 | valuemask, | |
259 | attributes); | |
260 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
261 | XSelectInput(display, p_ptr->window, menu->p_events); | |
262 | } | |
263 | for (pq_index = 0; | |
264 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 265 | pq_index++) |
e745ede7 DL |
266 | { |
267 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
268 | p_ptr->window = XCreateWindow(display, | |
269 | menu->parent, | |
270 | p_ptr->window_x, | |
271 | p_ptr->window_y, | |
272 | p_ptr->window_w, | |
273 | p_ptr->window_h, | |
274 | menu->p_bdr_width, | |
275 | CopyFromParent, | |
276 | InputOutput, | |
277 | CopyFromParent, | |
278 | valuemask, | |
279 | attributes); | |
280 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
281 | XSelectInput(display, p_ptr->window, menu->p_events); | |
282 | if (p_ptr == pane) break; | |
283 | } | |
284 | ||
285 | /* | |
286 | * Reset the pane queue pointer and size. | |
287 | */ | |
288 | _XMWinQue.pq_size = 0; | |
289 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
290 | } | |
291 | ||
292 | /* | |
293 | * If the selection window queue is not empty... | |
294 | */ | |
177c0ea7 | 295 | |
e745ede7 DL |
296 | if (_XMWinQue.sq_size > 0) { |
297 | ||
298 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
299 | /* | |
300 | * Retrieve the XMSelect pointer. | |
301 | */ | |
302 | s_ptr = _XMWinQue.sq[sq_index]; | |
303 | s_ptr->window = XCreateWindow(display, | |
304 | s_ptr->parent_p->window, | |
305 | s_ptr->window_x, | |
306 | s_ptr->window_y, | |
307 | s_ptr->window_w, | |
308 | s_ptr->window_h, | |
309 | 0, /* border width*/ | |
310 | CopyFromParent, | |
311 | InputOnly, | |
312 | CopyFromParent, | |
313 | 0, | |
314 | attributes); | |
177c0ea7 | 315 | |
e745ede7 DL |
316 | /* |
317 | * Insert the new window id and its | |
177c0ea7 | 318 | * associated XMSelect structure into the |
e745ede7 DL |
319 | * association table. |
320 | */ | |
321 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
322 | XSelectInput(display, s_ptr->window, menu->s_events); | |
323 | } | |
324 | ||
325 | /* | |
326 | * Reset the selection queue pointer and size. | |
327 | */ | |
328 | _XMWinQue.sq_size = 0; | |
329 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
330 | } | |
331 | ||
332 | /* | |
333 | * Flush X's internal queues. | |
334 | */ | |
335 | XFlush(display); | |
336 | ||
337 | /* | |
338 | * All went well, return successfully. | |
339 | */ | |
340 | _XMErrorCode = XME_NO_ERROR; | |
341 | return(_SUCCESS); | |
342 | } | |
343 | ||
344 | ||
345 | ||
346 | /* | |
347 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
348 | * a pane pointer that points to the indexed pane. | |
349 | */ | |
350 | XMPane * | |
351 | _XMGetPanePtr(menu, p_num) | |
352 | register XMenu *menu; /* Menu to find the pane in. */ | |
353 | register int p_num; /* Index number of pane to find. */ | |
354 | { | |
355 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
356 | register int i; /* Loop counter. */ | |
357 | ||
358 | /* | |
359 | * Is the pane number out of range? | |
360 | */ | |
361 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
362 | _XMErrorCode = XME_P_NOT_FOUND; | |
363 | return(NULL); | |
364 | } | |
365 | ||
366 | /* | |
367 | * Find the right pane. | |
368 | */ | |
369 | p_ptr = menu->p_list->next; | |
370 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
371 | ||
372 | /* | |
373 | * Return successfully. | |
374 | */ | |
375 | _XMErrorCode = XME_NO_ERROR; | |
376 | return(p_ptr); | |
377 | } | |
378 | ||
379 | ||
380 | ||
381 | /* | |
382 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
383 | * return a selection pointer that points to the | |
384 | * indexed selection. | |
385 | */ | |
386 | XMSelect * | |
387 | _XMGetSelectionPtr(p_ptr, s_num) | |
388 | register XMPane *p_ptr; /* Pane to find the selection in. */ | |
389 | register int s_num; /* Index number of the selection to find. */ | |
390 | { | |
391 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
392 | register int i; /* Loop counter. */ | |
177c0ea7 | 393 | |
e745ede7 DL |
394 | /* |
395 | * Is the selection number out of range? | |
396 | */ | |
397 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
398 | _XMErrorCode = XME_S_NOT_FOUND; | |
399 | return(NULL); | |
400 | } | |
401 | ||
402 | /* | |
403 | * Find the right selection. | |
404 | */ | |
405 | s_ptr = p_ptr->s_list->next; | |
406 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
407 | ||
408 | /* | |
409 | * Return successfully. | |
410 | */ | |
411 | _XMErrorCode = XME_NO_ERROR; | |
412 | return(s_ptr); | |
413 | } | |
414 | ||
415 | ||
416 | ||
417 | /* | |
418 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
419 | * global values. | |
420 | */ | |
421 | _XMRecomputeGlobals(display, menu) | |
177c0ea7 | 422 | register Display *display; /*X11 display variable. */ |
e745ede7 DL |
423 | register XMenu *menu; /* Menu object to compute from. */ |
424 | { | |
425 | register XMPane *p_ptr; /* Pane pointer. */ | |
426 | register XMSelect *s_ptr; /* Selection pointer. */ | |
427 | ||
428 | register int max_p_label = 0; /* Maximum pane label width. */ | |
429 | register int max_s_label = 0; /* Maximum selection label width. */ | |
430 | register int s_count = 0; /* Maximum selection count. */ | |
431 | ||
432 | int p_s_pad; /* Pane <-> selection padding. */ | |
433 | int p_s_diff; /* Pane <-> selection separation. */ | |
434 | ||
435 | int p_height; /* Pane window height. */ | |
436 | int p_width; /* Pane window width. */ | |
437 | int s_width; /* Selection window width. */ | |
438 | ||
439 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 440 | |
e745ede7 DL |
441 | /* |
442 | * For each pane... | |
443 | */ | |
444 | for ( | |
445 | p_ptr = menu->p_list->next; | |
446 | p_ptr != menu->p_list; | |
447 | p_ptr = p_ptr->next | |
448 | ){ | |
177c0ea7 | 449 | |
e745ede7 DL |
450 | /* |
451 | * Recompute maximum pane label width. | |
452 | */ | |
453 | max_p_label = max(max_p_label, p_ptr->label_width); | |
454 | ||
455 | /* | |
177c0ea7 | 456 | * Recompute maximum selection count. |
e745ede7 DL |
457 | */ |
458 | s_count = max(s_count, p_ptr->s_count); | |
459 | ||
460 | /* | |
461 | * For each selection in the current pane... | |
462 | */ | |
463 | for ( | |
464 | s_ptr = p_ptr->s_list->next; | |
465 | s_ptr != p_ptr->s_list; | |
466 | s_ptr = s_ptr->next | |
467 | ){ | |
468 | ||
469 | /* | |
470 | * Recompute maximum selection label width. | |
471 | */ | |
472 | max_s_label = max(max_s_label, s_ptr->label_width); | |
473 | } | |
474 | } | |
475 | ||
476 | /* | |
477 | * Recompute pane height. | |
478 | */ | |
479 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
480 | ||
481 | /* | |
482 | * Recompute horizontal padding between the pane window and the | |
483 | * selection windows. | |
484 | */ | |
485 | p_s_pad = menu->p_x_off << 1; | |
486 | ||
487 | /* | |
488 | * Recompute pane and selection window widths. | |
489 | * This is done by first computing the window sizes from the maximum | |
490 | * label widths. If the spacing between the selection window and the | |
491 | * containing pane window is less than the pane selection padding value | |
492 | * (twice the pane X offset) then change the size of the pane to be | |
493 | * the size of the selection window plus the padding. If, however the | |
494 | * spacing between the selection window and the containing pane window | |
495 | * is more than the pane selection padding value increase the size of | |
496 | * the selection to its maximum possible value (the pane width minus | |
497 | * the pane selection padding value). | |
498 | */ | |
499 | p_width = max_p_label + p_s_pad; | |
500 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
501 | p_s_diff = p_width - s_width; | |
502 | if (p_s_diff < p_s_pad) { | |
503 | p_width = s_width + p_s_pad; | |
504 | } | |
505 | else if (p_s_diff > p_s_pad) { | |
506 | s_width = p_width - p_s_pad; | |
507 | } | |
508 | ||
509 | /* | |
510 | * Reset menu wide global values. | |
511 | */ | |
512 | menu->s_count = s_count; | |
513 | menu->p_height = p_height; | |
514 | menu->p_width = p_width; | |
515 | menu->s_width = s_width; | |
516 | ||
177c0ea7 | 517 | /* |
e745ede7 DL |
518 | * Ensure that the origin of the menu is placed so that |
519 | * None of the panes ore selections are off the screen. | |
520 | */ | |
521 | screen = DefaultScreen(display); | |
522 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
523 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
524 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
525 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
526 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
527 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
528 | } | |
529 | ||
530 | ||
531 | /* | |
532 | * _XMRecomputePane - Internal subroutine to recompute pane | |
533 | * window dependencies. | |
534 | */ | |
535 | int | |
536 | _XMRecomputePane(display, menu, p_ptr, p_num) | |
537 | register Display *display; /* Standard X display variable. */ | |
538 | register XMenu *menu; /* Menu object being recomputed. */ | |
539 | register XMPane *p_ptr; /* Pane pointer. */ | |
540 | register int p_num; /* Pane sequence number. */ | |
541 | { | |
542 | register int window_x; /* Recomputed window X coordinate. */ | |
543 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 544 | |
e745ede7 DL |
545 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
546 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 547 | |
e745ede7 DL |
548 | register Bool config_p = False; /* Reconfigure pane window? */ |
549 | ||
550 | /* | |
551 | * Update the pane serial number. | |
552 | */ | |
553 | p_ptr->serial = p_num; | |
554 | ||
555 | /* | |
556 | * Recompute window X and Y coordinates. | |
557 | */ | |
558 | switch (menu->menu_style) { | |
559 | case LEFT: | |
560 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
561 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
562 | break; | |
563 | case RIGHT: | |
564 | window_x = menu->p_x_off * p_num; | |
565 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
566 | break; | |
567 | case CENTER: | |
568 | window_x = 0; | |
569 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
570 | break; | |
571 | default: | |
572 | /* Error! Invalid style parameter. */ | |
573 | _XMErrorCode = XME_STYLE_PARAM; | |
574 | return(_FAILURE); | |
575 | } | |
576 | window_x += menu->x_pos; | |
577 | window_y += menu->y_pos; | |
578 | ||
579 | /* | |
177c0ea7 | 580 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
581 | * current coordinates, reset the current coordinates and |
582 | * reconfigure the pane. | |
583 | */ | |
584 | if ( | |
585 | (window_x != p_ptr->window_x) || | |
586 | (window_y != p_ptr->window_y) | |
587 | ){ | |
588 | /* | |
589 | * Reset the coordinates and schedule | |
590 | * the pane for reconfiguration. | |
591 | */ | |
592 | p_ptr->window_x = window_x; | |
593 | p_ptr->window_y = window_y; | |
594 | config_p = True; | |
595 | } | |
596 | ||
597 | /* | |
598 | * If the local pane width and height differs from the | |
599 | * menu pane width and height, reset the local values. | |
600 | */ | |
601 | if ( | |
602 | (p_ptr->window_w != menu->p_width) || | |
603 | (p_ptr->window_h != menu->p_height) | |
604 | ){ | |
605 | /* | |
606 | * Reset window width and height and schedule | |
607 | * the pane for reconfiguration. | |
608 | */ | |
609 | p_ptr->window_w = menu->p_width; | |
610 | p_ptr->window_h = menu->p_height; | |
611 | config_p = True; | |
612 | } | |
613 | ||
614 | /* | |
615 | * If we need to reconfigure the pane window do it now. | |
616 | */ | |
617 | if (config_p == True) { | |
618 | /* | |
619 | * If the pane window has already been created then | |
620 | * reconfigure the existing window, otherwise queue | |
621 | * it for creation with the new configuration. | |
622 | */ | |
623 | if (p_ptr->window) { | |
624 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
625 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
626 | changes->x = p_ptr->window_x; | |
627 | changes->y = p_ptr->window_y; | |
628 | changes->width = p_ptr->window_w; | |
629 | changes->height = p_ptr->window_h; | |
177c0ea7 | 630 | |
e745ede7 DL |
631 | XConfigureWindow( |
632 | display, | |
633 | p_ptr->window, | |
634 | change_mask, | |
635 | changes | |
636 | ); | |
637 | free(changes); | |
177c0ea7 | 638 | |
e745ede7 DL |
639 | } |
640 | else { | |
641 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
642 | return(_FAILURE); | |
643 | } | |
644 | } | |
645 | } | |
177c0ea7 | 646 | |
e745ede7 DL |
647 | /* |
648 | * Recompute label X position. | |
649 | */ | |
650 | switch (menu->p_style) { | |
651 | case LEFT: | |
652 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
653 | break; | |
654 | case RIGHT: | |
655 | p_ptr->label_x = menu->p_width - | |
656 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
657 | break; | |
658 | case CENTER: | |
659 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
660 | break; | |
661 | default: | |
662 | /* Error! Invalid style parameter. */ | |
663 | _XMErrorCode = XME_STYLE_PARAM; | |
664 | return(_FAILURE); | |
665 | } | |
666 | /* | |
667 | * Recompute label Y positions. | |
668 | */ | |
669 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
670 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
671 | ||
672 | /* | |
673 | * All went well, return successfully. | |
674 | */ | |
675 | _XMErrorCode = XME_NO_ERROR; | |
676 | return(_SUCCESS); | |
677 | } | |
678 | ||
679 | ||
680 | ||
681 | /* | |
682 | * _XMRecomputeSelection - Internal subroutine to recompute | |
683 | * selection window dependencies. | |
684 | */ | |
685 | int | |
686 | _XMRecomputeSelection(display, menu, s_ptr, s_num) | |
687 | register Display *display; | |
688 | register XMenu *menu; /* Menu object being recomputed. */ | |
689 | register XMSelect *s_ptr; /* Selection pointer. */ | |
690 | register int s_num; /* Selection sequence number. */ | |
691 | { | |
692 | register Bool config_s = False; /* Reconfigure selection window? */ | |
693 | XWindowChanges *changes; /* Values to change in configure. */ | |
694 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 695 | |
e745ede7 DL |
696 | /* |
697 | * If the selection serial numbers are out of order, begin | |
698 | * resequencing selections. Recompute selection window coordinates | |
699 | * and serial number. | |
700 | * | |
701 | * When selections are created they are given a serial number of | |
702 | * -1, this causes this routine to give a new selection | |
703 | * its initial coordinates and serial number. | |
704 | */ | |
705 | if (s_ptr->serial != s_num) { | |
706 | /* | |
707 | * Fix the sequence number. | |
708 | */ | |
709 | s_ptr->serial = s_num; | |
710 | /* | |
711 | * Recompute window X and Y coordinates. | |
712 | */ | |
713 | s_ptr->window_x = menu->s_x_off; | |
714 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
715 | /* | |
716 | * We must reconfigure the window. | |
717 | */ | |
718 | config_s = True; | |
719 | } | |
720 | ||
721 | /* | |
722 | * If the local selection width and height differs from the | |
723 | * menu selection width and height, reset the local values. | |
724 | */ | |
725 | if ( | |
726 | (s_ptr->window_w != menu->s_width) || | |
727 | (s_ptr->window_h != menu->s_height) | |
728 | ){ | |
729 | /* | |
730 | * We must reconfigure the window. | |
731 | */ | |
732 | config_s = True; | |
733 | /* | |
734 | * Reset window width and height. | |
735 | */ | |
736 | s_ptr->window_w = menu->s_width; | |
737 | s_ptr->window_h = menu->s_height; | |
738 | } | |
739 | ||
740 | /* | |
741 | * If we need to reconfigure the selection window do it now. | |
742 | */ | |
743 | if (config_s == True) { | |
744 | /* | |
745 | * If the selection window has already been created then | |
746 | * reconfigure the existing window, otherwise queue it | |
747 | * for creation with the new configuration. | |
748 | */ | |
749 | if (s_ptr->window) { | |
750 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
751 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
752 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
753 | changes->x = s_ptr->window_x; | |
754 | changes->y = s_ptr->window_y; | |
755 | changes->width = s_ptr->window_w; | |
756 | changes->height = s_ptr->window_h; | |
177c0ea7 | 757 | |
e745ede7 DL |
758 | XConfigureWindow( |
759 | display, | |
760 | s_ptr->window, | |
761 | change_mask, | |
762 | changes | |
763 | ); | |
764 | free(changes); | |
177c0ea7 | 765 | |
e745ede7 DL |
766 | } |
767 | else { | |
768 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
769 | return(_FAILURE); | |
770 | } | |
771 | } | |
772 | } | |
773 | ||
774 | /* | |
775 | * Recompute label X position. | |
776 | */ | |
777 | switch (menu->s_style) { | |
778 | case LEFT: | |
779 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
780 | break; | |
781 | case RIGHT: | |
782 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
783 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
784 | break; | |
785 | case CENTER: | |
786 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
787 | break; | |
788 | default: | |
789 | /* Error! Invalid style parameter. */ | |
790 | _XMErrorCode = XME_STYLE_PARAM; | |
791 | return(_FAILURE); | |
792 | } | |
793 | /* | |
794 | * Recompute label Y position. | |
795 | */ | |
796 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 797 | |
e745ede7 DL |
798 | /* |
799 | * All went well, return successfully. | |
800 | */ | |
801 | _XMErrorCode = XME_NO_ERROR; | |
802 | return(_SUCCESS); | |
803 | } | |
804 | ||
805 | ||
806 | ||
807 | /* | |
808 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 809 | * the center of the current pane and selection to the |
e745ede7 DL |
810 | * the menu origin. |
811 | * | |
812 | * WARNING! ****** Be certain that all menu dependencies have been | |
813 | * recomputed before calling this routine or | |
814 | * unpredictable results will follow. | |
815 | */ | |
816 | _XMTransToOrigin(display, menu, p_ptr, s_ptr, x_pos, y_pos, orig_x, orig_y) | |
817 | Display *display; /* Not used. Included for consistency. */ | |
818 | register XMenu *menu; /* Menu being computed against. */ | |
819 | register XMPane *p_ptr; /* Current pane pointer. */ | |
820 | register XMSelect *s_ptr; /* Current selection pointer. */ | |
821 | int x_pos; /* X coordinate of point to translate. */ | |
822 | int y_pos; /* Y coordinate of point to translate. */ | |
823 | int *orig_x; /* Return value X coord. of the menu origin. */ | |
824 | int *orig_y; /* Return value Y coord. of the menu origin. */ | |
825 | { | |
826 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
827 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 828 | |
e745ede7 DL |
829 | /* |
830 | * Translate the menu origin such that the cursor hot point will be in the | |
831 | * center of the desired current selection and pane. | |
832 | * If the current selection pointer is NULL then assume that the hot point | |
833 | * will be in the center of the current pane flag. | |
834 | */ | |
835 | ||
836 | if (s_ptr == NULL) { | |
837 | /* | |
838 | * Translate from the center of the pane flag to the upper left | |
839 | * of the current pane window. | |
840 | */ | |
841 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
842 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
843 | } | |
844 | else { | |
845 | /* | |
846 | * First translate from the center of the current selection | |
847 | * to the upper left of the current selection window. | |
848 | */ | |
849 | l_orig_x = x_pos - (menu->s_width >> 1); | |
850 | l_orig_y = y_pos - (menu->s_height >> 1); | |
851 | ||
852 | /* | |
853 | * Then translate to the upper left of the current pane window. | |
854 | */ | |
855 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
856 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
857 | } | |
858 | ||
859 | /* | |
860 | * Finally translate to the upper left of the menu. | |
861 | */ | |
862 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
863 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
864 | ||
865 | /* | |
866 | * Set the return values. | |
867 | */ | |
868 | *orig_x = l_orig_x; | |
869 | *orig_y = l_orig_y; | |
870 | } | |
871 | ||
872 | /* | |
873 | * _XMRefreshPane - Internal subroutine to completely refresh | |
874 | * the contents of a pane. | |
875 | */ | |
876 | _XMRefreshPane(display, menu, pane) | |
877 | register Display *display; | |
878 | register XMenu *menu; | |
879 | register XMPane *pane; | |
880 | { | |
881 | register XMSelect *s_list = pane->s_list; | |
882 | register XMSelect *s_ptr; | |
883 | ||
884 | /* | |
177c0ea7 | 885 | * First clear the pane. |
e745ede7 DL |
886 | */ |
887 | XClearWindow(display, pane->window); | |
888 | if (!pane->activated) { | |
889 | XFillRectangle(display, | |
890 | pane->window, | |
891 | menu->inverse_select_GC, | |
892 | pane->label_x - menu->p_fnt_pad, | |
893 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
894 | pane->label_width + (menu->p_fnt_pad << 1), | |
895 | menu->flag_height); | |
896 | ||
897 | XFillRectangle(display, | |
898 | pane->window, | |
899 | menu->inverse_select_GC, | |
900 | pane->label_x - menu->p_fnt_pad, | |
901 | pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
902 | pane->label_width + (menu->p_fnt_pad << 1), | |
903 | menu->flag_height); | |
904 | } | |
905 | if (!pane->active) { | |
906 | XDrawString(display, | |
907 | pane->window, | |
908 | menu->inact_GC, | |
909 | pane->label_x, pane->label_uy, | |
910 | pane->label, pane->label_length); | |
911 | XDrawString(display, | |
912 | pane->window, | |
913 | menu->inact_GC, | |
914 | pane->label_x, pane->label_ly, | |
915 | pane->label, pane->label_length); | |
916 | } | |
917 | else { | |
918 | XDrawString(display, | |
919 | pane->window, | |
920 | menu->pane_GC, | |
921 | pane->label_x, pane->label_uy, | |
922 | pane->label, pane->label_length); | |
923 | XDrawString(display, | |
924 | pane->window, | |
925 | menu->pane_GC, | |
926 | pane->label_x, pane->label_ly, | |
927 | pane->label, pane->label_length); | |
928 | ||
929 | /* | |
930 | * Finally refresh each selection if the pane is activated. | |
931 | */ | |
932 | if (pane->activated) { | |
933 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
934 | _XMRefreshSelection(display, menu, s_ptr); | |
935 | } | |
936 | } | |
937 | } | |
177c0ea7 JB |
938 | |
939 | ||
e745ede7 DL |
940 | |
941 | ||
942 | /* | |
177c0ea7 | 943 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
944 | * a single selection window. |
945 | */ | |
946 | _XMRefreshSelection(display, menu, select) | |
947 | register Display *display; | |
948 | register XMenu *menu; | |
949 | register XMSelect *select; | |
950 | { | |
951 | register int width = select->window_w; | |
952 | register int height = select->window_h; | |
953 | register int bdr_width = menu->s_bdr_width; | |
177c0ea7 | 954 | |
e745ede7 DL |
955 | if (select->type == SEPARATOR) { |
956 | XDrawLine(display, | |
957 | select->parent_p->window, | |
958 | menu->normal_select_GC, | |
959 | select->window_x, | |
960 | select->window_y + height / 2, | |
961 | select->window_x + width, | |
962 | select->window_y + height / 2); | |
963 | } | |
964 | else if (select->activated) { | |
965 | if (menu->menu_mode == INVERT) { | |
177c0ea7 | 966 | XFillRectangle(display, |
e745ede7 DL |
967 | select->parent_p->window, |
968 | menu->normal_select_GC, | |
969 | select->window_x, select->window_y, | |
177c0ea7 | 970 | width, height); |
e745ede7 DL |
971 | XDrawString(display, |
972 | select->parent_p->window, | |
973 | menu->inverse_select_GC, | |
974 | select->label_x, | |
975 | select->label_y, | |
976 | select->label, select->label_length); | |
977 | } | |
978 | else { | |
979 | /* | |
980 | * Using BOX mode. | |
981 | * Since most drawing routines with arbitrary width lines | |
982 | * are slow compared to raster-ops lets use a raster-op to | |
983 | * draw the boxes. | |
984 | */ | |
177c0ea7 | 985 | |
e745ede7 DL |
986 | XDrawRectangle(display, |
987 | select->parent_p->window, | |
988 | menu->normal_select_GC, | |
989 | select->window_x + (bdr_width >> 1), | |
990 | select->window_y + (bdr_width >> 1 ), | |
991 | width - bdr_width, | |
992 | height - bdr_width); | |
993 | XDrawString(display, | |
994 | select->parent_p->window, | |
995 | menu->normal_select_GC, | |
996 | select->label_x, | |
997 | select->label_y, | |
998 | select->label, select->label_length); | |
999 | } | |
1000 | } | |
1001 | else { | |
177c0ea7 | 1002 | XClearArea(display, |
e745ede7 DL |
1003 | select->parent_p->window, |
1004 | select->window_x, select->window_y, | |
1005 | width, height, | |
1006 | False); | |
1007 | if (select->active) { | |
1008 | XDrawString(display, | |
1009 | select->parent_p->window, | |
1010 | menu->normal_select_GC, | |
1011 | select->label_x, | |
1012 | select->label_y, | |
1013 | select->label, select->label_length); | |
1014 | } | |
1015 | else { | |
1016 | XDrawString(display, | |
1017 | select->parent_p->window, | |
1018 | menu->inact_GC, | |
1019 | select->label_x, | |
1020 | select->label_y, | |
1021 | select->label, select->label_length); | |
1022 | } | |
1023 | } | |
1024 | } | |
1025 | ||
ab5796a9 MB |
1026 | /* arch-tag: 3ac61957-0852-4e72-8b88-7dfab1a5dee9 |
1027 | (do not change this comment) */ |