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f10de189 GM |
1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
2 | ||
e745ede7 DL |
3 | #include "copyright.h" |
4 | ||
f10de189 | 5 | /* |
73b0cd50 | 6 | Copyright (C) 1993, 1996, 2001-2011 Free Software Foundation, Inc. |
f10de189 | 7 | |
4eaa4034 | 8 | This program is free software: you can redistribute it and/or modify |
f10de189 | 9 | it under the terms of the GNU General Public License as published by |
4eaa4034 GM |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. | |
f10de189 GM |
12 | |
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
4eaa4034 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
f10de189 | 20 | |
e745ede7 DL |
21 | |
22 | /* | |
23 | * XMenu: MIT Project Athena, X Window system menu package | |
24 | * | |
25 | * XMenuInternal.c - XMenu internal (not user visible) routines. | |
26 | * | |
27 | * Author: Tony Della Fera, DEC | |
28 | * November, 1985 | |
29 | * | |
30 | */ | |
31 | ||
32 | #include <config.h> | |
33 | #include "XMenuInt.h" | |
34 | ||
35 | /* | |
36 | * Toggle color macro. | |
37 | */ | |
38 | #define toggle_color(x) \ | |
39 | ((x) == menu->bkgnd_color ? menu->s_frg_color : menu->bkgnd_color) | |
40 | ||
41 | /* | |
42 | * Internal Window creation queue sizes. | |
43 | */ | |
44 | #define S_QUE_SIZE 300 | |
45 | #define P_QUE_SIZE 20 | |
46 | #define BUFFER_SIZE (S_QUE_SIZE >= P_QUE_SIZE ? S_QUE_SIZE : P_QUE_SIZE) | |
47 | ||
48 | ||
49 | /* | |
50 | * XMWinQue - Internal window creation queue datatype. | |
51 | */ | |
52 | typedef struct _xmwinquedef { | |
53 | int sq_size; | |
54 | XMSelect *sq[S_QUE_SIZE]; | |
55 | XMSelect **sq_ptr; | |
56 | int pq_size; | |
57 | XMPane *pq[P_QUE_SIZE]; | |
58 | XMPane **pq_ptr; | |
59 | } XMWinQue; | |
60 | ||
61 | /* | |
62 | * _XMWinQue - Internal static window creation queue. | |
63 | */ | |
64 | static Bool _XMWinQueIsInit = False; | |
65 | static XMWinQue _XMWinQue; | |
66 | ||
67 | /* | |
68 | * _XMErrorCode - Global XMenu error code. | |
69 | */ | |
177c0ea7 | 70 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
71 | /* |
72 | * _XMErrorList - Global XMenu error code description strings. | |
73 | */ | |
74 | char * | |
75 | _XMErrorList[XME_CODE_COUNT] = { | |
76 | "No error", /* XME_NO_ERROR */ | |
77 | "Menu not initialized", /* XME_NOT_INIT */ | |
78 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
79 | "Pane not found", /* XME_P_NOT_FOUND */ | |
80 | "Selection not found", /* XME_S_NOT_FOUND */ | |
81 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
82 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
83 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
84 | "Unable to calloc memory", /* XME_CALLOC */ | |
85 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
86 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
87 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
88 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
89 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
90 | "Unable to open font", /* XME_OPEN_FONT */ | |
91 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
92 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
93 | }; | |
94 | ||
95 | /* | |
96 | * _XMEventHandler - Internal event handler variable. | |
97 | */ | |
b782e2d7 | 98 | int (*_XMEventHandler)(XEvent*) = NULL; |
e745ede7 DL |
99 | |
100 | ||
101 | ||
102 | /* | |
103 | * _XMWinQueInit - Internal routine to initialize the window | |
104 | * queue. | |
105 | */ | |
b782e2d7 | 106 | _XMWinQueInit(void) |
e745ede7 DL |
107 | { |
108 | /* | |
109 | * If the queue is not initialized initialize it. | |
110 | */ | |
111 | if (!_XMWinQueIsInit) { | |
112 | /* | |
113 | * Blank the queue structure. | |
114 | */ | |
115 | register int i; | |
116 | ||
117 | for (i = 0; i < S_QUE_SIZE; i++) | |
118 | _XMWinQue.sq[i] = 0; | |
119 | ||
120 | for (i = 0; i < P_QUE_SIZE; i++) | |
121 | _XMWinQue.pq[i] = 0; | |
122 | ||
123 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
124 | ||
125 | /* | |
126 | * Initialize the next free location pointers. | |
127 | */ | |
128 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
129 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
130 | } | |
131 | } | |
132 | ||
133 | ||
134 | ||
135 | /* | |
136 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
137 | * window queue. | |
138 | */ | |
139 | int | |
b782e2d7 DN |
140 | _XMWinQueAddPane(register Display *display, register XMenu *menu, register XMPane *p_ptr) |
141 | ||
142 | /* Menu being manipulated. */ | |
143 | /* XMPane being queued. */ | |
e745ede7 DL |
144 | { |
145 | /* | |
146 | * If the queue is currently full then flush it. | |
147 | */ | |
148 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
149 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
150 | } | |
151 | ||
152 | /* | |
153 | * Insert the new XMPane pointer and increment the queue pointer | |
154 | * and the queue size. | |
155 | */ | |
156 | *_XMWinQue.pq_ptr = p_ptr; | |
157 | _XMWinQue.pq_ptr++; | |
158 | _XMWinQue.pq_size++; | |
159 | ||
160 | /* | |
161 | * All went well, return successfully. | |
162 | */ | |
163 | _XMErrorCode = XME_NO_ERROR; | |
164 | return(_SUCCESS); | |
165 | } | |
166 | ||
167 | ||
168 | ||
169 | /* | |
170 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
171 | * the selection window queue. | |
172 | */ | |
173 | int | |
b782e2d7 DN |
174 | _XMWinQueAddSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr) |
175 | ||
176 | /* Menu being manipulated. */ | |
177 | /* XMSelection being queued. */ | |
e745ede7 DL |
178 | { |
179 | /* | |
180 | * If this entry will overflow the queue then flush it. | |
181 | */ | |
182 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
183 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
184 | } | |
185 | ||
186 | /* | |
187 | * Insert the new XMSelect pointer and increment the queue pointer | |
188 | * and the queue size. | |
189 | */ | |
190 | *_XMWinQue.sq_ptr = s_ptr; | |
191 | _XMWinQue.sq_ptr++; | |
192 | _XMWinQue.sq_size++; | |
193 | ||
194 | /* | |
195 | * All went well, return successfully. | |
196 | */ | |
197 | _XMErrorCode = XME_NO_ERROR; | |
198 | return(_SUCCESS); | |
199 | } | |
200 | ||
201 | ||
202 | ||
203 | /* | |
204 | * _XMWinQueFlush - Internal routine to flush the pane and | |
205 | * selection window queues. | |
206 | */ | |
207 | int | |
b782e2d7 DN |
208 | _XMWinQueFlush(register Display *display, register XMenu *menu, register XMPane *pane, XMSelect *select) |
209 | ||
210 | /* Menu being manipulated. */ | |
211 | /* Current pane. */ | |
e745ede7 DL |
212 | { |
213 | register int pq_index; /* Pane queue index. */ | |
214 | register int sq_index; /* Selection queue index. */ | |
215 | register XMPane *p_ptr; /* XMPane pointer. */ | |
216 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
217 | unsigned long valuemask; /* Which attributes to set. */ | |
218 | XSetWindowAttributes *attributes; /* Attributes to be set. */ | |
219 | ||
220 | /* | |
221 | * If the pane window queue is not empty... | |
222 | */ | |
177c0ea7 | 223 | |
e745ede7 DL |
224 | if (_XMWinQue.pq_size > 0) { |
225 | /* | |
226 | * set up attributes for pane window to be created. | |
227 | */ | |
228 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
229 | attributes = (XSetWindowAttributes *)malloc(sizeof(XSetWindowAttributes)); | |
230 | attributes->border_pixel = menu->p_bdr_color; | |
231 | attributes->background_pixmap = menu->inact_pixmap; | |
232 | attributes->override_redirect = True; | |
177c0ea7 | 233 | |
e745ede7 DL |
234 | /* |
235 | * Create all the pending panes in order, so that the | |
236 | * current pane will be on top, with the others | |
237 | * stacked appropriately under it. | |
238 | */ | |
239 | for (pq_index = _XMWinQue.pq_size - 1; | |
240 | pq_index >= 0; | |
177c0ea7 | 241 | pq_index--) |
e745ede7 DL |
242 | { |
243 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
244 | if (p_ptr == pane) break; | |
245 | p_ptr->window = XCreateWindow(display, | |
246 | menu->parent, | |
247 | p_ptr->window_x, | |
248 | p_ptr->window_y, | |
249 | p_ptr->window_w, | |
250 | p_ptr->window_h, | |
251 | menu->p_bdr_width, | |
252 | CopyFromParent, | |
253 | InputOutput, | |
254 | CopyFromParent, | |
255 | valuemask, | |
256 | attributes); | |
257 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
258 | XSelectInput(display, p_ptr->window, menu->p_events); | |
259 | } | |
260 | for (pq_index = 0; | |
261 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 262 | pq_index++) |
e745ede7 DL |
263 | { |
264 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
265 | p_ptr->window = XCreateWindow(display, | |
266 | menu->parent, | |
267 | p_ptr->window_x, | |
268 | p_ptr->window_y, | |
269 | p_ptr->window_w, | |
270 | p_ptr->window_h, | |
271 | menu->p_bdr_width, | |
272 | CopyFromParent, | |
273 | InputOutput, | |
274 | CopyFromParent, | |
275 | valuemask, | |
276 | attributes); | |
277 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
278 | XSelectInput(display, p_ptr->window, menu->p_events); | |
279 | if (p_ptr == pane) break; | |
280 | } | |
281 | ||
282 | /* | |
283 | * Reset the pane queue pointer and size. | |
284 | */ | |
285 | _XMWinQue.pq_size = 0; | |
286 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
287 | } | |
288 | ||
289 | /* | |
290 | * If the selection window queue is not empty... | |
291 | */ | |
177c0ea7 | 292 | |
e745ede7 DL |
293 | if (_XMWinQue.sq_size > 0) { |
294 | ||
295 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
296 | /* | |
297 | * Retrieve the XMSelect pointer. | |
298 | */ | |
299 | s_ptr = _XMWinQue.sq[sq_index]; | |
300 | s_ptr->window = XCreateWindow(display, | |
301 | s_ptr->parent_p->window, | |
302 | s_ptr->window_x, | |
303 | s_ptr->window_y, | |
304 | s_ptr->window_w, | |
305 | s_ptr->window_h, | |
306 | 0, /* border width*/ | |
307 | CopyFromParent, | |
308 | InputOnly, | |
309 | CopyFromParent, | |
310 | 0, | |
311 | attributes); | |
177c0ea7 | 312 | |
e745ede7 DL |
313 | /* |
314 | * Insert the new window id and its | |
177c0ea7 | 315 | * associated XMSelect structure into the |
e745ede7 DL |
316 | * association table. |
317 | */ | |
318 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
319 | XSelectInput(display, s_ptr->window, menu->s_events); | |
320 | } | |
321 | ||
322 | /* | |
323 | * Reset the selection queue pointer and size. | |
324 | */ | |
325 | _XMWinQue.sq_size = 0; | |
326 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
327 | } | |
328 | ||
329 | /* | |
330 | * Flush X's internal queues. | |
331 | */ | |
332 | XFlush(display); | |
333 | ||
334 | /* | |
335 | * All went well, return successfully. | |
336 | */ | |
337 | _XMErrorCode = XME_NO_ERROR; | |
338 | return(_SUCCESS); | |
339 | } | |
340 | ||
341 | ||
342 | ||
343 | /* | |
344 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
345 | * a pane pointer that points to the indexed pane. | |
346 | */ | |
347 | XMPane * | |
b782e2d7 DN |
348 | _XMGetPanePtr(register XMenu *menu, register int p_num) |
349 | /* Menu to find the pane in. */ | |
350 | /* Index number of pane to find. */ | |
e745ede7 DL |
351 | { |
352 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
353 | register int i; /* Loop counter. */ | |
354 | ||
355 | /* | |
356 | * Is the pane number out of range? | |
357 | */ | |
358 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
359 | _XMErrorCode = XME_P_NOT_FOUND; | |
360 | return(NULL); | |
361 | } | |
362 | ||
363 | /* | |
364 | * Find the right pane. | |
365 | */ | |
366 | p_ptr = menu->p_list->next; | |
367 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
368 | ||
369 | /* | |
370 | * Return successfully. | |
371 | */ | |
372 | _XMErrorCode = XME_NO_ERROR; | |
373 | return(p_ptr); | |
374 | } | |
375 | ||
376 | ||
377 | ||
378 | /* | |
379 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
380 | * return a selection pointer that points to the | |
381 | * indexed selection. | |
382 | */ | |
383 | XMSelect * | |
b782e2d7 DN |
384 | _XMGetSelectionPtr(register XMPane *p_ptr, register int s_num) |
385 | /* Pane to find the selection in. */ | |
386 | /* Index number of the selection to find. */ | |
e745ede7 DL |
387 | { |
388 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
389 | register int i; /* Loop counter. */ | |
177c0ea7 | 390 | |
e745ede7 DL |
391 | /* |
392 | * Is the selection number out of range? | |
393 | */ | |
394 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
395 | _XMErrorCode = XME_S_NOT_FOUND; | |
396 | return(NULL); | |
397 | } | |
398 | ||
399 | /* | |
400 | * Find the right selection. | |
401 | */ | |
402 | s_ptr = p_ptr->s_list->next; | |
403 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
404 | ||
405 | /* | |
406 | * Return successfully. | |
407 | */ | |
408 | _XMErrorCode = XME_NO_ERROR; | |
409 | return(s_ptr); | |
410 | } | |
411 | ||
412 | ||
413 | ||
414 | /* | |
415 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
416 | * global values. | |
417 | */ | |
b782e2d7 DN |
418 | _XMRecomputeGlobals(register Display *display, register XMenu *menu) |
419 | /*X11 display variable. */ | |
420 | /* Menu object to compute from. */ | |
e745ede7 DL |
421 | { |
422 | register XMPane *p_ptr; /* Pane pointer. */ | |
423 | register XMSelect *s_ptr; /* Selection pointer. */ | |
424 | ||
425 | register int max_p_label = 0; /* Maximum pane label width. */ | |
426 | register int max_s_label = 0; /* Maximum selection label width. */ | |
427 | register int s_count = 0; /* Maximum selection count. */ | |
428 | ||
429 | int p_s_pad; /* Pane <-> selection padding. */ | |
430 | int p_s_diff; /* Pane <-> selection separation. */ | |
431 | ||
432 | int p_height; /* Pane window height. */ | |
433 | int p_width; /* Pane window width. */ | |
434 | int s_width; /* Selection window width. */ | |
435 | ||
436 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 437 | |
e745ede7 DL |
438 | /* |
439 | * For each pane... | |
440 | */ | |
441 | for ( | |
442 | p_ptr = menu->p_list->next; | |
443 | p_ptr != menu->p_list; | |
444 | p_ptr = p_ptr->next | |
445 | ){ | |
177c0ea7 | 446 | |
e745ede7 DL |
447 | /* |
448 | * Recompute maximum pane label width. | |
449 | */ | |
450 | max_p_label = max(max_p_label, p_ptr->label_width); | |
451 | ||
452 | /* | |
177c0ea7 | 453 | * Recompute maximum selection count. |
e745ede7 DL |
454 | */ |
455 | s_count = max(s_count, p_ptr->s_count); | |
456 | ||
457 | /* | |
458 | * For each selection in the current pane... | |
459 | */ | |
460 | for ( | |
461 | s_ptr = p_ptr->s_list->next; | |
462 | s_ptr != p_ptr->s_list; | |
463 | s_ptr = s_ptr->next | |
464 | ){ | |
465 | ||
466 | /* | |
467 | * Recompute maximum selection label width. | |
468 | */ | |
469 | max_s_label = max(max_s_label, s_ptr->label_width); | |
470 | } | |
471 | } | |
472 | ||
473 | /* | |
474 | * Recompute pane height. | |
475 | */ | |
476 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
477 | ||
478 | /* | |
479 | * Recompute horizontal padding between the pane window and the | |
480 | * selection windows. | |
481 | */ | |
482 | p_s_pad = menu->p_x_off << 1; | |
483 | ||
484 | /* | |
485 | * Recompute pane and selection window widths. | |
486 | * This is done by first computing the window sizes from the maximum | |
487 | * label widths. If the spacing between the selection window and the | |
488 | * containing pane window is less than the pane selection padding value | |
489 | * (twice the pane X offset) then change the size of the pane to be | |
490 | * the size of the selection window plus the padding. If, however the | |
491 | * spacing between the selection window and the containing pane window | |
492 | * is more than the pane selection padding value increase the size of | |
493 | * the selection to its maximum possible value (the pane width minus | |
494 | * the pane selection padding value). | |
495 | */ | |
496 | p_width = max_p_label + p_s_pad; | |
497 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
498 | p_s_diff = p_width - s_width; | |
499 | if (p_s_diff < p_s_pad) { | |
500 | p_width = s_width + p_s_pad; | |
501 | } | |
502 | else if (p_s_diff > p_s_pad) { | |
503 | s_width = p_width - p_s_pad; | |
504 | } | |
505 | ||
506 | /* | |
507 | * Reset menu wide global values. | |
508 | */ | |
509 | menu->s_count = s_count; | |
510 | menu->p_height = p_height; | |
511 | menu->p_width = p_width; | |
512 | menu->s_width = s_width; | |
513 | ||
177c0ea7 | 514 | /* |
e745ede7 DL |
515 | * Ensure that the origin of the menu is placed so that |
516 | * None of the panes ore selections are off the screen. | |
517 | */ | |
518 | screen = DefaultScreen(display); | |
519 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
520 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
521 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
522 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
523 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
524 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
525 | } | |
526 | ||
527 | ||
528 | /* | |
529 | * _XMRecomputePane - Internal subroutine to recompute pane | |
530 | * window dependencies. | |
531 | */ | |
532 | int | |
b782e2d7 DN |
533 | _XMRecomputePane(register Display *display, register XMenu *menu, register XMPane *p_ptr, register int p_num) |
534 | /* Standard X display variable. */ | |
535 | /* Menu object being recomputed. */ | |
536 | /* Pane pointer. */ | |
537 | /* Pane sequence number. */ | |
e745ede7 DL |
538 | { |
539 | register int window_x; /* Recomputed window X coordinate. */ | |
540 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 541 | |
e745ede7 DL |
542 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
543 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 544 | |
e745ede7 DL |
545 | register Bool config_p = False; /* Reconfigure pane window? */ |
546 | ||
547 | /* | |
548 | * Update the pane serial number. | |
549 | */ | |
550 | p_ptr->serial = p_num; | |
551 | ||
552 | /* | |
553 | * Recompute window X and Y coordinates. | |
554 | */ | |
555 | switch (menu->menu_style) { | |
556 | case LEFT: | |
557 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
558 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
559 | break; | |
560 | case RIGHT: | |
561 | window_x = menu->p_x_off * p_num; | |
562 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
563 | break; | |
564 | case CENTER: | |
565 | window_x = 0; | |
566 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
567 | break; | |
568 | default: | |
569 | /* Error! Invalid style parameter. */ | |
570 | _XMErrorCode = XME_STYLE_PARAM; | |
571 | return(_FAILURE); | |
572 | } | |
573 | window_x += menu->x_pos; | |
574 | window_y += menu->y_pos; | |
575 | ||
576 | /* | |
177c0ea7 | 577 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
578 | * current coordinates, reset the current coordinates and |
579 | * reconfigure the pane. | |
580 | */ | |
581 | if ( | |
582 | (window_x != p_ptr->window_x) || | |
583 | (window_y != p_ptr->window_y) | |
584 | ){ | |
585 | /* | |
586 | * Reset the coordinates and schedule | |
587 | * the pane for reconfiguration. | |
588 | */ | |
589 | p_ptr->window_x = window_x; | |
590 | p_ptr->window_y = window_y; | |
591 | config_p = True; | |
592 | } | |
593 | ||
594 | /* | |
595 | * If the local pane width and height differs from the | |
596 | * menu pane width and height, reset the local values. | |
597 | */ | |
598 | if ( | |
599 | (p_ptr->window_w != menu->p_width) || | |
600 | (p_ptr->window_h != menu->p_height) | |
601 | ){ | |
602 | /* | |
603 | * Reset window width and height and schedule | |
604 | * the pane for reconfiguration. | |
605 | */ | |
606 | p_ptr->window_w = menu->p_width; | |
607 | p_ptr->window_h = menu->p_height; | |
608 | config_p = True; | |
609 | } | |
610 | ||
611 | /* | |
612 | * If we need to reconfigure the pane window do it now. | |
613 | */ | |
614 | if (config_p == True) { | |
615 | /* | |
616 | * If the pane window has already been created then | |
617 | * reconfigure the existing window, otherwise queue | |
618 | * it for creation with the new configuration. | |
619 | */ | |
620 | if (p_ptr->window) { | |
621 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
622 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
623 | changes->x = p_ptr->window_x; | |
624 | changes->y = p_ptr->window_y; | |
625 | changes->width = p_ptr->window_w; | |
626 | changes->height = p_ptr->window_h; | |
177c0ea7 | 627 | |
e745ede7 DL |
628 | XConfigureWindow( |
629 | display, | |
630 | p_ptr->window, | |
631 | change_mask, | |
632 | changes | |
633 | ); | |
634 | free(changes); | |
177c0ea7 | 635 | |
e745ede7 DL |
636 | } |
637 | else { | |
638 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
639 | return(_FAILURE); | |
640 | } | |
641 | } | |
642 | } | |
177c0ea7 | 643 | |
e745ede7 DL |
644 | /* |
645 | * Recompute label X position. | |
646 | */ | |
647 | switch (menu->p_style) { | |
648 | case LEFT: | |
649 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
650 | break; | |
651 | case RIGHT: | |
652 | p_ptr->label_x = menu->p_width - | |
653 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
654 | break; | |
655 | case CENTER: | |
656 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
657 | break; | |
658 | default: | |
659 | /* Error! Invalid style parameter. */ | |
660 | _XMErrorCode = XME_STYLE_PARAM; | |
661 | return(_FAILURE); | |
662 | } | |
663 | /* | |
664 | * Recompute label Y positions. | |
665 | */ | |
666 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
667 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
668 | ||
669 | /* | |
670 | * All went well, return successfully. | |
671 | */ | |
672 | _XMErrorCode = XME_NO_ERROR; | |
673 | return(_SUCCESS); | |
674 | } | |
675 | ||
676 | ||
677 | ||
678 | /* | |
679 | * _XMRecomputeSelection - Internal subroutine to recompute | |
680 | * selection window dependencies. | |
681 | */ | |
682 | int | |
b782e2d7 DN |
683 | _XMRecomputeSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr, register int s_num) |
684 | ||
685 | /* Menu object being recomputed. */ | |
686 | /* Selection pointer. */ | |
687 | /* Selection sequence number. */ | |
e745ede7 DL |
688 | { |
689 | register Bool config_s = False; /* Reconfigure selection window? */ | |
690 | XWindowChanges *changes; /* Values to change in configure. */ | |
691 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 692 | |
e745ede7 DL |
693 | /* |
694 | * If the selection serial numbers are out of order, begin | |
695 | * resequencing selections. Recompute selection window coordinates | |
696 | * and serial number. | |
697 | * | |
698 | * When selections are created they are given a serial number of | |
699 | * -1, this causes this routine to give a new selection | |
700 | * its initial coordinates and serial number. | |
701 | */ | |
702 | if (s_ptr->serial != s_num) { | |
703 | /* | |
704 | * Fix the sequence number. | |
705 | */ | |
706 | s_ptr->serial = s_num; | |
707 | /* | |
708 | * Recompute window X and Y coordinates. | |
709 | */ | |
710 | s_ptr->window_x = menu->s_x_off; | |
711 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
712 | /* | |
713 | * We must reconfigure the window. | |
714 | */ | |
715 | config_s = True; | |
716 | } | |
717 | ||
718 | /* | |
719 | * If the local selection width and height differs from the | |
720 | * menu selection width and height, reset the local values. | |
721 | */ | |
722 | if ( | |
723 | (s_ptr->window_w != menu->s_width) || | |
724 | (s_ptr->window_h != menu->s_height) | |
725 | ){ | |
726 | /* | |
727 | * We must reconfigure the window. | |
728 | */ | |
729 | config_s = True; | |
730 | /* | |
731 | * Reset window width and height. | |
732 | */ | |
733 | s_ptr->window_w = menu->s_width; | |
734 | s_ptr->window_h = menu->s_height; | |
735 | } | |
736 | ||
737 | /* | |
738 | * If we need to reconfigure the selection window do it now. | |
739 | */ | |
740 | if (config_s == True) { | |
741 | /* | |
742 | * If the selection window has already been created then | |
743 | * reconfigure the existing window, otherwise queue it | |
744 | * for creation with the new configuration. | |
745 | */ | |
746 | if (s_ptr->window) { | |
747 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
748 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
749 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
750 | changes->x = s_ptr->window_x; | |
751 | changes->y = s_ptr->window_y; | |
752 | changes->width = s_ptr->window_w; | |
753 | changes->height = s_ptr->window_h; | |
177c0ea7 | 754 | |
e745ede7 DL |
755 | XConfigureWindow( |
756 | display, | |
757 | s_ptr->window, | |
758 | change_mask, | |
759 | changes | |
760 | ); | |
761 | free(changes); | |
177c0ea7 | 762 | |
e745ede7 DL |
763 | } |
764 | else { | |
765 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
766 | return(_FAILURE); | |
767 | } | |
768 | } | |
769 | } | |
770 | ||
771 | /* | |
772 | * Recompute label X position. | |
773 | */ | |
774 | switch (menu->s_style) { | |
775 | case LEFT: | |
776 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
777 | break; | |
778 | case RIGHT: | |
779 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
780 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
781 | break; | |
782 | case CENTER: | |
783 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
784 | break; | |
785 | default: | |
786 | /* Error! Invalid style parameter. */ | |
787 | _XMErrorCode = XME_STYLE_PARAM; | |
788 | return(_FAILURE); | |
789 | } | |
790 | /* | |
791 | * Recompute label Y position. | |
792 | */ | |
793 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 794 | |
e745ede7 DL |
795 | /* |
796 | * All went well, return successfully. | |
797 | */ | |
798 | _XMErrorCode = XME_NO_ERROR; | |
799 | return(_SUCCESS); | |
800 | } | |
801 | ||
802 | ||
803 | ||
804 | /* | |
805 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 806 | * the center of the current pane and selection to the |
e745ede7 DL |
807 | * the menu origin. |
808 | * | |
809 | * WARNING! ****** Be certain that all menu dependencies have been | |
810 | * recomputed before calling this routine or | |
811 | * unpredictable results will follow. | |
812 | */ | |
b782e2d7 DN |
813 | _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) |
814 | /* Not used. Included for consistency. */ | |
815 | /* Menu being computed against. */ | |
816 | /* Current pane pointer. */ | |
817 | /* Current selection pointer. */ | |
818 | /* X coordinate of point to translate. */ | |
819 | /* Y coordinate of point to translate. */ | |
820 | /* Return value X coord. of the menu origin. */ | |
821 | /* Return value Y coord. of the menu origin. */ | |
e745ede7 DL |
822 | { |
823 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
824 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 825 | |
e745ede7 DL |
826 | /* |
827 | * Translate the menu origin such that the cursor hot point will be in the | |
828 | * center of the desired current selection and pane. | |
829 | * If the current selection pointer is NULL then assume that the hot point | |
830 | * will be in the center of the current pane flag. | |
831 | */ | |
832 | ||
833 | if (s_ptr == NULL) { | |
834 | /* | |
835 | * Translate from the center of the pane flag to the upper left | |
836 | * of the current pane window. | |
837 | */ | |
838 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
839 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
840 | } | |
841 | else { | |
842 | /* | |
843 | * First translate from the center of the current selection | |
844 | * to the upper left of the current selection window. | |
845 | */ | |
846 | l_orig_x = x_pos - (menu->s_width >> 1); | |
847 | l_orig_y = y_pos - (menu->s_height >> 1); | |
848 | ||
849 | /* | |
850 | * Then translate to the upper left of the current pane window. | |
851 | */ | |
852 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
853 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
854 | } | |
855 | ||
856 | /* | |
857 | * Finally translate to the upper left of the menu. | |
858 | */ | |
859 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
860 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
861 | ||
862 | /* | |
863 | * Set the return values. | |
864 | */ | |
865 | *orig_x = l_orig_x; | |
866 | *orig_y = l_orig_y; | |
867 | } | |
868 | ||
869 | /* | |
870 | * _XMRefreshPane - Internal subroutine to completely refresh | |
871 | * the contents of a pane. | |
872 | */ | |
b782e2d7 | 873 | _XMRefreshPane(register Display *display, register XMenu *menu, register XMPane *pane) |
e745ede7 DL |
874 | { |
875 | register XMSelect *s_list = pane->s_list; | |
876 | register XMSelect *s_ptr; | |
877 | ||
878 | /* | |
177c0ea7 | 879 | * First clear the pane. |
e745ede7 DL |
880 | */ |
881 | XClearWindow(display, pane->window); | |
882 | if (!pane->activated) { | |
883 | XFillRectangle(display, | |
884 | pane->window, | |
885 | menu->inverse_select_GC, | |
886 | pane->label_x - menu->p_fnt_pad, | |
887 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
888 | pane->label_width + (menu->p_fnt_pad << 1), | |
889 | menu->flag_height); | |
890 | ||
891 | XFillRectangle(display, | |
892 | pane->window, | |
893 | menu->inverse_select_GC, | |
894 | pane->label_x - menu->p_fnt_pad, | |
895 | pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
896 | pane->label_width + (menu->p_fnt_pad << 1), | |
897 | menu->flag_height); | |
898 | } | |
899 | if (!pane->active) { | |
900 | XDrawString(display, | |
901 | pane->window, | |
902 | menu->inact_GC, | |
903 | pane->label_x, pane->label_uy, | |
904 | pane->label, pane->label_length); | |
905 | XDrawString(display, | |
906 | pane->window, | |
907 | menu->inact_GC, | |
908 | pane->label_x, pane->label_ly, | |
909 | pane->label, pane->label_length); | |
910 | } | |
911 | else { | |
912 | XDrawString(display, | |
913 | pane->window, | |
914 | menu->pane_GC, | |
915 | pane->label_x, pane->label_uy, | |
916 | pane->label, pane->label_length); | |
917 | XDrawString(display, | |
918 | pane->window, | |
919 | menu->pane_GC, | |
920 | pane->label_x, pane->label_ly, | |
921 | pane->label, pane->label_length); | |
922 | ||
923 | /* | |
924 | * Finally refresh each selection if the pane is activated. | |
925 | */ | |
926 | if (pane->activated) { | |
927 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
928 | _XMRefreshSelection(display, menu, s_ptr); | |
929 | } | |
930 | } | |
931 | } | |
177c0ea7 JB |
932 | |
933 | ||
e745ede7 DL |
934 | |
935 | ||
936 | /* | |
177c0ea7 | 937 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
938 | * a single selection window. |
939 | */ | |
b782e2d7 | 940 | _XMRefreshSelection(register Display *display, register XMenu *menu, register XMSelect *select) |
e745ede7 DL |
941 | { |
942 | register int width = select->window_w; | |
943 | register int height = select->window_h; | |
944 | register int bdr_width = menu->s_bdr_width; | |
177c0ea7 | 945 | |
e745ede7 DL |
946 | if (select->type == SEPARATOR) { |
947 | XDrawLine(display, | |
948 | select->parent_p->window, | |
949 | menu->normal_select_GC, | |
950 | select->window_x, | |
951 | select->window_y + height / 2, | |
952 | select->window_x + width, | |
953 | select->window_y + height / 2); | |
954 | } | |
955 | else if (select->activated) { | |
956 | if (menu->menu_mode == INVERT) { | |
177c0ea7 | 957 | XFillRectangle(display, |
e745ede7 DL |
958 | select->parent_p->window, |
959 | menu->normal_select_GC, | |
960 | select->window_x, select->window_y, | |
177c0ea7 | 961 | width, height); |
e745ede7 DL |
962 | XDrawString(display, |
963 | select->parent_p->window, | |
964 | menu->inverse_select_GC, | |
965 | select->label_x, | |
966 | select->label_y, | |
967 | select->label, select->label_length); | |
968 | } | |
969 | else { | |
970 | /* | |
971 | * Using BOX mode. | |
972 | * Since most drawing routines with arbitrary width lines | |
973 | * are slow compared to raster-ops lets use a raster-op to | |
974 | * draw the boxes. | |
975 | */ | |
177c0ea7 | 976 | |
e745ede7 DL |
977 | XDrawRectangle(display, |
978 | select->parent_p->window, | |
979 | menu->normal_select_GC, | |
980 | select->window_x + (bdr_width >> 1), | |
981 | select->window_y + (bdr_width >> 1 ), | |
982 | width - bdr_width, | |
983 | height - bdr_width); | |
984 | XDrawString(display, | |
985 | select->parent_p->window, | |
986 | menu->normal_select_GC, | |
987 | select->label_x, | |
988 | select->label_y, | |
989 | select->label, select->label_length); | |
990 | } | |
991 | } | |
992 | else { | |
177c0ea7 | 993 | XClearArea(display, |
e745ede7 DL |
994 | select->parent_p->window, |
995 | select->window_x, select->window_y, | |
996 | width, height, | |
997 | False); | |
998 | if (select->active) { | |
999 | XDrawString(display, | |
1000 | select->parent_p->window, | |
1001 | menu->normal_select_GC, | |
1002 | select->label_x, | |
1003 | select->label_y, | |
1004 | select->label, select->label_length); | |
1005 | } | |
1006 | else { | |
1007 | XDrawString(display, | |
1008 | select->parent_p->window, | |
1009 | menu->inact_GC, | |
1010 | select->label_x, | |
1011 | select->label_y, | |
1012 | select->label, select->label_length); | |
1013 | } | |
1014 | } | |
1015 | } | |
1016 |