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f10de189 GM |
1 | /* Copyright Massachusetts Institute of Technology 1985 */ |
2 | ||
e745ede7 DL |
3 | #include "copyright.h" |
4 | ||
f10de189 | 5 | /* |
ba318903 | 6 | Copyright (C) 1993, 1996, 2001-2014 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 | ||
e745ede7 DL |
32 | #include "XMenuInt.h" |
33 | ||
e745ede7 DL |
34 | /* |
35 | * Internal Window creation queue sizes. | |
36 | */ | |
37 | #define S_QUE_SIZE 300 | |
38 | #define P_QUE_SIZE 20 | |
e745ede7 DL |
39 | |
40 | ||
41 | /* | |
42 | * XMWinQue - Internal window creation queue datatype. | |
43 | */ | |
44 | typedef struct _xmwinquedef { | |
45 | int sq_size; | |
46 | XMSelect *sq[S_QUE_SIZE]; | |
47 | XMSelect **sq_ptr; | |
48 | int pq_size; | |
49 | XMPane *pq[P_QUE_SIZE]; | |
50 | XMPane **pq_ptr; | |
51 | } XMWinQue; | |
52 | ||
53 | /* | |
54 | * _XMWinQue - Internal static window creation queue. | |
55 | */ | |
56 | static Bool _XMWinQueIsInit = False; | |
57 | static XMWinQue _XMWinQue; | |
58 | ||
59 | /* | |
60 | * _XMErrorCode - Global XMenu error code. | |
61 | */ | |
177c0ea7 | 62 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
63 | /* |
64 | * _XMErrorList - Global XMenu error code description strings. | |
65 | */ | |
55660072 | 66 | char const *const |
e745ede7 DL |
67 | _XMErrorList[XME_CODE_COUNT] = { |
68 | "No error", /* XME_NO_ERROR */ | |
69 | "Menu not initialized", /* XME_NOT_INIT */ | |
70 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
71 | "Pane not found", /* XME_P_NOT_FOUND */ | |
72 | "Selection not found", /* XME_S_NOT_FOUND */ | |
73 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
74 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
75 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
76 | "Unable to calloc memory", /* XME_CALLOC */ | |
77 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
78 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
79 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
80 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
81 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
82 | "Unable to open font", /* XME_OPEN_FONT */ | |
83 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
84 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
85 | }; | |
86 | ||
87 | /* | |
88 | * _XMEventHandler - Internal event handler variable. | |
89 | */ | |
b782e2d7 | 90 | int (*_XMEventHandler)(XEvent*) = NULL; |
e745ede7 DL |
91 | |
92 | ||
93 | ||
94 | /* | |
95 | * _XMWinQueInit - Internal routine to initialize the window | |
96 | * queue. | |
97 | */ | |
55660072 | 98 | void |
b782e2d7 | 99 | _XMWinQueInit(void) |
e745ede7 DL |
100 | { |
101 | /* | |
102 | * If the queue is not initialized initialize it. | |
103 | */ | |
104 | if (!_XMWinQueIsInit) { | |
105 | /* | |
106 | * Blank the queue structure. | |
107 | */ | |
108 | register int i; | |
109 | ||
110 | for (i = 0; i < S_QUE_SIZE; i++) | |
111 | _XMWinQue.sq[i] = 0; | |
112 | ||
113 | for (i = 0; i < P_QUE_SIZE; i++) | |
114 | _XMWinQue.pq[i] = 0; | |
115 | ||
116 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
117 | ||
118 | /* | |
119 | * Initialize the next free location pointers. | |
120 | */ | |
121 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
122 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
123 | } | |
124 | } | |
125 | ||
126 | ||
127 | ||
128 | /* | |
129 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
130 | * window queue. | |
131 | */ | |
132 | int | |
b782e2d7 | 133 | _XMWinQueAddPane(register Display *display, register XMenu *menu, register XMPane *p_ptr) |
55660072 | 134 | |
b782e2d7 DN |
135 | /* Menu being manipulated. */ |
136 | /* XMPane being queued. */ | |
e745ede7 DL |
137 | { |
138 | /* | |
139 | * If the queue is currently full then flush it. | |
140 | */ | |
141 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
142 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
143 | } | |
144 | ||
145 | /* | |
146 | * Insert the new XMPane pointer and increment the queue pointer | |
147 | * and the queue size. | |
148 | */ | |
149 | *_XMWinQue.pq_ptr = p_ptr; | |
150 | _XMWinQue.pq_ptr++; | |
151 | _XMWinQue.pq_size++; | |
152 | ||
153 | /* | |
154 | * All went well, return successfully. | |
155 | */ | |
156 | _XMErrorCode = XME_NO_ERROR; | |
157 | return(_SUCCESS); | |
158 | } | |
159 | ||
160 | ||
161 | ||
162 | /* | |
163 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
164 | * the selection window queue. | |
165 | */ | |
166 | int | |
b782e2d7 | 167 | _XMWinQueAddSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr) |
55660072 | 168 | |
b782e2d7 DN |
169 | /* Menu being manipulated. */ |
170 | /* XMSelection being queued. */ | |
e745ede7 DL |
171 | { |
172 | /* | |
173 | * If this entry will overflow the queue then flush it. | |
174 | */ | |
175 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
176 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
177 | } | |
178 | ||
179 | /* | |
180 | * Insert the new XMSelect pointer and increment the queue pointer | |
181 | * and the queue size. | |
182 | */ | |
183 | *_XMWinQue.sq_ptr = s_ptr; | |
184 | _XMWinQue.sq_ptr++; | |
185 | _XMWinQue.sq_size++; | |
186 | ||
187 | /* | |
188 | * All went well, return successfully. | |
189 | */ | |
190 | _XMErrorCode = XME_NO_ERROR; | |
191 | return(_SUCCESS); | |
192 | } | |
193 | ||
194 | ||
195 | ||
196 | /* | |
197 | * _XMWinQueFlush - Internal routine to flush the pane and | |
198 | * selection window queues. | |
199 | */ | |
200 | int | |
55660072 PE |
201 | _XMWinQueFlush(register Display *display, register XMenu *menu, register XMPane *pane, XMSelect *sel) |
202 | ||
b782e2d7 DN |
203 | /* Menu being manipulated. */ |
204 | /* Current pane. */ | |
e745ede7 DL |
205 | { |
206 | register int pq_index; /* Pane queue index. */ | |
207 | register int sq_index; /* Selection queue index. */ | |
208 | register XMPane *p_ptr; /* XMPane pointer. */ | |
209 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
210 | unsigned long valuemask; /* Which attributes to set. */ | |
55660072 PE |
211 | XSetWindowAttributes attributes_buf; /* Attributes to be set. */ |
212 | XSetWindowAttributes *attributes = &attributes_buf; | |
e745ede7 DL |
213 | |
214 | /* | |
215 | * If the pane window queue is not empty... | |
216 | */ | |
177c0ea7 | 217 | |
e745ede7 DL |
218 | if (_XMWinQue.pq_size > 0) { |
219 | /* | |
220 | * set up attributes for pane window to be created. | |
221 | */ | |
222 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
e745ede7 DL |
223 | attributes->border_pixel = menu->p_bdr_color; |
224 | attributes->background_pixmap = menu->inact_pixmap; | |
225 | attributes->override_redirect = True; | |
177c0ea7 | 226 | |
e745ede7 DL |
227 | /* |
228 | * Create all the pending panes in order, so that the | |
229 | * current pane will be on top, with the others | |
230 | * stacked appropriately under it. | |
231 | */ | |
232 | for (pq_index = _XMWinQue.pq_size - 1; | |
233 | pq_index >= 0; | |
177c0ea7 | 234 | pq_index--) |
e745ede7 DL |
235 | { |
236 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
237 | if (p_ptr == pane) break; | |
238 | p_ptr->window = XCreateWindow(display, | |
239 | menu->parent, | |
240 | p_ptr->window_x, | |
241 | p_ptr->window_y, | |
242 | p_ptr->window_w, | |
243 | p_ptr->window_h, | |
244 | menu->p_bdr_width, | |
245 | CopyFromParent, | |
246 | InputOutput, | |
247 | CopyFromParent, | |
248 | valuemask, | |
249 | attributes); | |
250 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
251 | XSelectInput(display, p_ptr->window, menu->p_events); | |
252 | } | |
253 | for (pq_index = 0; | |
254 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 255 | pq_index++) |
e745ede7 DL |
256 | { |
257 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
258 | p_ptr->window = XCreateWindow(display, | |
259 | menu->parent, | |
260 | p_ptr->window_x, | |
261 | p_ptr->window_y, | |
262 | p_ptr->window_w, | |
263 | p_ptr->window_h, | |
264 | menu->p_bdr_width, | |
265 | CopyFromParent, | |
266 | InputOutput, | |
267 | CopyFromParent, | |
268 | valuemask, | |
269 | attributes); | |
270 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
271 | XSelectInput(display, p_ptr->window, menu->p_events); | |
272 | if (p_ptr == pane) break; | |
273 | } | |
274 | ||
275 | /* | |
276 | * Reset the pane queue pointer and size. | |
277 | */ | |
278 | _XMWinQue.pq_size = 0; | |
279 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
280 | } | |
281 | ||
282 | /* | |
283 | * If the selection window queue is not empty... | |
284 | */ | |
177c0ea7 | 285 | |
e745ede7 DL |
286 | if (_XMWinQue.sq_size > 0) { |
287 | ||
288 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
289 | /* | |
290 | * Retrieve the XMSelect pointer. | |
291 | */ | |
292 | s_ptr = _XMWinQue.sq[sq_index]; | |
293 | s_ptr->window = XCreateWindow(display, | |
294 | s_ptr->parent_p->window, | |
295 | s_ptr->window_x, | |
296 | s_ptr->window_y, | |
297 | s_ptr->window_w, | |
298 | s_ptr->window_h, | |
299 | 0, /* border width*/ | |
300 | CopyFromParent, | |
301 | InputOnly, | |
302 | CopyFromParent, | |
303 | 0, | |
304 | attributes); | |
177c0ea7 | 305 | |
e745ede7 DL |
306 | /* |
307 | * Insert the new window id and its | |
177c0ea7 | 308 | * associated XMSelect structure into the |
e745ede7 DL |
309 | * association table. |
310 | */ | |
311 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
312 | XSelectInput(display, s_ptr->window, menu->s_events); | |
313 | } | |
314 | ||
315 | /* | |
316 | * Reset the selection queue pointer and size. | |
317 | */ | |
318 | _XMWinQue.sq_size = 0; | |
319 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
320 | } | |
321 | ||
322 | /* | |
323 | * Flush X's internal queues. | |
324 | */ | |
325 | XFlush(display); | |
326 | ||
327 | /* | |
328 | * All went well, return successfully. | |
329 | */ | |
330 | _XMErrorCode = XME_NO_ERROR; | |
331 | return(_SUCCESS); | |
332 | } | |
333 | ||
334 | ||
335 | ||
336 | /* | |
337 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
338 | * a pane pointer that points to the indexed pane. | |
339 | */ | |
340 | XMPane * | |
b782e2d7 DN |
341 | _XMGetPanePtr(register XMenu *menu, register int p_num) |
342 | /* Menu to find the pane in. */ | |
343 | /* Index number of pane to find. */ | |
e745ede7 DL |
344 | { |
345 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
346 | register int i; /* Loop counter. */ | |
347 | ||
348 | /* | |
349 | * Is the pane number out of range? | |
350 | */ | |
351 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
352 | _XMErrorCode = XME_P_NOT_FOUND; | |
353 | return(NULL); | |
354 | } | |
355 | ||
356 | /* | |
357 | * Find the right pane. | |
358 | */ | |
359 | p_ptr = menu->p_list->next; | |
360 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
361 | ||
362 | /* | |
363 | * Return successfully. | |
364 | */ | |
365 | _XMErrorCode = XME_NO_ERROR; | |
366 | return(p_ptr); | |
367 | } | |
368 | ||
369 | ||
370 | ||
371 | /* | |
372 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
373 | * return a selection pointer that points to the | |
374 | * indexed selection. | |
375 | */ | |
376 | XMSelect * | |
b782e2d7 DN |
377 | _XMGetSelectionPtr(register XMPane *p_ptr, register int s_num) |
378 | /* Pane to find the selection in. */ | |
379 | /* Index number of the selection to find. */ | |
e745ede7 DL |
380 | { |
381 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
382 | register int i; /* Loop counter. */ | |
177c0ea7 | 383 | |
e745ede7 DL |
384 | /* |
385 | * Is the selection number out of range? | |
386 | */ | |
387 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
388 | _XMErrorCode = XME_S_NOT_FOUND; | |
389 | return(NULL); | |
390 | } | |
391 | ||
392 | /* | |
393 | * Find the right selection. | |
394 | */ | |
395 | s_ptr = p_ptr->s_list->next; | |
396 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
397 | ||
398 | /* | |
399 | * Return successfully. | |
400 | */ | |
401 | _XMErrorCode = XME_NO_ERROR; | |
402 | return(s_ptr); | |
403 | } | |
404 | ||
405 | ||
406 | ||
407 | /* | |
408 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
409 | * global values. | |
410 | */ | |
55660072 | 411 | void |
b782e2d7 DN |
412 | _XMRecomputeGlobals(register Display *display, register XMenu *menu) |
413 | /*X11 display variable. */ | |
414 | /* Menu object to compute from. */ | |
e745ede7 DL |
415 | { |
416 | register XMPane *p_ptr; /* Pane pointer. */ | |
417 | register XMSelect *s_ptr; /* Selection pointer. */ | |
418 | ||
419 | register int max_p_label = 0; /* Maximum pane label width. */ | |
420 | register int max_s_label = 0; /* Maximum selection label width. */ | |
421 | register int s_count = 0; /* Maximum selection count. */ | |
422 | ||
423 | int p_s_pad; /* Pane <-> selection padding. */ | |
424 | int p_s_diff; /* Pane <-> selection separation. */ | |
425 | ||
426 | int p_height; /* Pane window height. */ | |
427 | int p_width; /* Pane window width. */ | |
428 | int s_width; /* Selection window width. */ | |
429 | ||
430 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 431 | |
e745ede7 DL |
432 | /* |
433 | * For each pane... | |
434 | */ | |
435 | for ( | |
436 | p_ptr = menu->p_list->next; | |
437 | p_ptr != menu->p_list; | |
438 | p_ptr = p_ptr->next | |
439 | ){ | |
177c0ea7 | 440 | |
e745ede7 DL |
441 | /* |
442 | * Recompute maximum pane label width. | |
443 | */ | |
444 | max_p_label = max(max_p_label, p_ptr->label_width); | |
445 | ||
446 | /* | |
177c0ea7 | 447 | * Recompute maximum selection count. |
e745ede7 DL |
448 | */ |
449 | s_count = max(s_count, p_ptr->s_count); | |
450 | ||
451 | /* | |
452 | * For each selection in the current pane... | |
453 | */ | |
454 | for ( | |
455 | s_ptr = p_ptr->s_list->next; | |
456 | s_ptr != p_ptr->s_list; | |
457 | s_ptr = s_ptr->next | |
458 | ){ | |
459 | ||
460 | /* | |
461 | * Recompute maximum selection label width. | |
462 | */ | |
463 | max_s_label = max(max_s_label, s_ptr->label_width); | |
464 | } | |
465 | } | |
466 | ||
467 | /* | |
468 | * Recompute pane height. | |
469 | */ | |
470 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
471 | ||
472 | /* | |
473 | * Recompute horizontal padding between the pane window and the | |
474 | * selection windows. | |
475 | */ | |
476 | p_s_pad = menu->p_x_off << 1; | |
477 | ||
478 | /* | |
479 | * Recompute pane and selection window widths. | |
480 | * This is done by first computing the window sizes from the maximum | |
481 | * label widths. If the spacing between the selection window and the | |
482 | * containing pane window is less than the pane selection padding value | |
483 | * (twice the pane X offset) then change the size of the pane to be | |
484 | * the size of the selection window plus the padding. If, however the | |
485 | * spacing between the selection window and the containing pane window | |
486 | * is more than the pane selection padding value increase the size of | |
487 | * the selection to its maximum possible value (the pane width minus | |
488 | * the pane selection padding value). | |
489 | */ | |
490 | p_width = max_p_label + p_s_pad; | |
491 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
492 | p_s_diff = p_width - s_width; | |
493 | if (p_s_diff < p_s_pad) { | |
494 | p_width = s_width + p_s_pad; | |
495 | } | |
496 | else if (p_s_diff > p_s_pad) { | |
497 | s_width = p_width - p_s_pad; | |
498 | } | |
499 | ||
500 | /* | |
501 | * Reset menu wide global values. | |
502 | */ | |
503 | menu->s_count = s_count; | |
504 | menu->p_height = p_height; | |
505 | menu->p_width = p_width; | |
506 | menu->s_width = s_width; | |
507 | ||
177c0ea7 | 508 | /* |
e745ede7 DL |
509 | * Ensure that the origin of the menu is placed so that |
510 | * None of the panes ore selections are off the screen. | |
511 | */ | |
512 | screen = DefaultScreen(display); | |
513 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
514 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
515 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
516 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
517 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
518 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
519 | } | |
520 | ||
521 | ||
522 | /* | |
523 | * _XMRecomputePane - Internal subroutine to recompute pane | |
524 | * window dependencies. | |
525 | */ | |
526 | int | |
b782e2d7 DN |
527 | _XMRecomputePane(register Display *display, register XMenu *menu, register XMPane *p_ptr, register int p_num) |
528 | /* Standard X display variable. */ | |
529 | /* Menu object being recomputed. */ | |
530 | /* Pane pointer. */ | |
531 | /* Pane sequence number. */ | |
e745ede7 DL |
532 | { |
533 | register int window_x; /* Recomputed window X coordinate. */ | |
534 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 535 | |
e745ede7 DL |
536 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
537 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 538 | |
e745ede7 DL |
539 | register Bool config_p = False; /* Reconfigure pane window? */ |
540 | ||
541 | /* | |
542 | * Update the pane serial number. | |
543 | */ | |
544 | p_ptr->serial = p_num; | |
545 | ||
546 | /* | |
547 | * Recompute window X and Y coordinates. | |
548 | */ | |
549 | switch (menu->menu_style) { | |
550 | case LEFT: | |
551 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
552 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
553 | break; | |
554 | case RIGHT: | |
555 | window_x = menu->p_x_off * p_num; | |
556 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
557 | break; | |
558 | case CENTER: | |
559 | window_x = 0; | |
560 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
561 | break; | |
562 | default: | |
563 | /* Error! Invalid style parameter. */ | |
564 | _XMErrorCode = XME_STYLE_PARAM; | |
565 | return(_FAILURE); | |
566 | } | |
567 | window_x += menu->x_pos; | |
568 | window_y += menu->y_pos; | |
569 | ||
570 | /* | |
177c0ea7 | 571 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
572 | * current coordinates, reset the current coordinates and |
573 | * reconfigure the pane. | |
574 | */ | |
575 | if ( | |
576 | (window_x != p_ptr->window_x) || | |
577 | (window_y != p_ptr->window_y) | |
578 | ){ | |
579 | /* | |
580 | * Reset the coordinates and schedule | |
581 | * the pane for reconfiguration. | |
582 | */ | |
583 | p_ptr->window_x = window_x; | |
584 | p_ptr->window_y = window_y; | |
585 | config_p = True; | |
586 | } | |
587 | ||
588 | /* | |
589 | * If the local pane width and height differs from the | |
590 | * menu pane width and height, reset the local values. | |
591 | */ | |
592 | if ( | |
593 | (p_ptr->window_w != menu->p_width) || | |
594 | (p_ptr->window_h != menu->p_height) | |
595 | ){ | |
596 | /* | |
597 | * Reset window width and height and schedule | |
598 | * the pane for reconfiguration. | |
599 | */ | |
600 | p_ptr->window_w = menu->p_width; | |
601 | p_ptr->window_h = menu->p_height; | |
602 | config_p = True; | |
603 | } | |
604 | ||
605 | /* | |
606 | * If we need to reconfigure the pane window do it now. | |
607 | */ | |
608 | if (config_p == True) { | |
609 | /* | |
610 | * If the pane window has already been created then | |
611 | * reconfigure the existing window, otherwise queue | |
612 | * it for creation with the new configuration. | |
613 | */ | |
614 | if (p_ptr->window) { | |
615 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
616 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
617 | changes->x = p_ptr->window_x; | |
618 | changes->y = p_ptr->window_y; | |
619 | changes->width = p_ptr->window_w; | |
620 | changes->height = p_ptr->window_h; | |
177c0ea7 | 621 | |
e745ede7 DL |
622 | XConfigureWindow( |
623 | display, | |
624 | p_ptr->window, | |
625 | change_mask, | |
626 | changes | |
627 | ); | |
628 | free(changes); | |
177c0ea7 | 629 | |
e745ede7 DL |
630 | } |
631 | else { | |
632 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
633 | return(_FAILURE); | |
634 | } | |
635 | } | |
636 | } | |
177c0ea7 | 637 | |
e745ede7 DL |
638 | /* |
639 | * Recompute label X position. | |
640 | */ | |
641 | switch (menu->p_style) { | |
642 | case LEFT: | |
643 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
644 | break; | |
645 | case RIGHT: | |
646 | p_ptr->label_x = menu->p_width - | |
647 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
648 | break; | |
649 | case CENTER: | |
650 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
651 | break; | |
652 | default: | |
653 | /* Error! Invalid style parameter. */ | |
654 | _XMErrorCode = XME_STYLE_PARAM; | |
655 | return(_FAILURE); | |
656 | } | |
657 | /* | |
658 | * Recompute label Y positions. | |
659 | */ | |
660 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
661 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
662 | ||
663 | /* | |
664 | * All went well, return successfully. | |
665 | */ | |
666 | _XMErrorCode = XME_NO_ERROR; | |
667 | return(_SUCCESS); | |
668 | } | |
669 | ||
670 | ||
671 | ||
672 | /* | |
673 | * _XMRecomputeSelection - Internal subroutine to recompute | |
674 | * selection window dependencies. | |
675 | */ | |
676 | int | |
b782e2d7 | 677 | _XMRecomputeSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr, register int s_num) |
55660072 | 678 | |
b782e2d7 DN |
679 | /* Menu object being recomputed. */ |
680 | /* Selection pointer. */ | |
681 | /* Selection sequence number. */ | |
e745ede7 DL |
682 | { |
683 | register Bool config_s = False; /* Reconfigure selection window? */ | |
684 | XWindowChanges *changes; /* Values to change in configure. */ | |
685 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 686 | |
e745ede7 DL |
687 | /* |
688 | * If the selection serial numbers are out of order, begin | |
689 | * resequencing selections. Recompute selection window coordinates | |
690 | * and serial number. | |
691 | * | |
692 | * When selections are created they are given a serial number of | |
693 | * -1, this causes this routine to give a new selection | |
694 | * its initial coordinates and serial number. | |
695 | */ | |
696 | if (s_ptr->serial != s_num) { | |
697 | /* | |
698 | * Fix the sequence number. | |
699 | */ | |
700 | s_ptr->serial = s_num; | |
701 | /* | |
702 | * Recompute window X and Y coordinates. | |
703 | */ | |
704 | s_ptr->window_x = menu->s_x_off; | |
705 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
706 | /* | |
707 | * We must reconfigure the window. | |
708 | */ | |
709 | config_s = True; | |
710 | } | |
711 | ||
712 | /* | |
713 | * If the local selection width and height differs from the | |
714 | * menu selection width and height, reset the local values. | |
715 | */ | |
716 | if ( | |
717 | (s_ptr->window_w != menu->s_width) || | |
718 | (s_ptr->window_h != menu->s_height) | |
719 | ){ | |
720 | /* | |
721 | * We must reconfigure the window. | |
722 | */ | |
723 | config_s = True; | |
724 | /* | |
725 | * Reset window width and height. | |
726 | */ | |
727 | s_ptr->window_w = menu->s_width; | |
728 | s_ptr->window_h = menu->s_height; | |
729 | } | |
730 | ||
731 | /* | |
732 | * If we need to reconfigure the selection window do it now. | |
733 | */ | |
734 | if (config_s == True) { | |
735 | /* | |
736 | * If the selection window has already been created then | |
737 | * reconfigure the existing window, otherwise queue it | |
738 | * for creation with the new configuration. | |
739 | */ | |
740 | if (s_ptr->window) { | |
741 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
742 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
743 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
744 | changes->x = s_ptr->window_x; | |
745 | changes->y = s_ptr->window_y; | |
746 | changes->width = s_ptr->window_w; | |
747 | changes->height = s_ptr->window_h; | |
177c0ea7 | 748 | |
e745ede7 DL |
749 | XConfigureWindow( |
750 | display, | |
751 | s_ptr->window, | |
752 | change_mask, | |
753 | changes | |
754 | ); | |
755 | free(changes); | |
177c0ea7 | 756 | |
e745ede7 DL |
757 | } |
758 | else { | |
759 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
760 | return(_FAILURE); | |
761 | } | |
762 | } | |
763 | } | |
764 | ||
765 | /* | |
766 | * Recompute label X position. | |
767 | */ | |
768 | switch (menu->s_style) { | |
769 | case LEFT: | |
770 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
771 | break; | |
772 | case RIGHT: | |
773 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
774 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
775 | break; | |
776 | case CENTER: | |
777 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
778 | break; | |
779 | default: | |
780 | /* Error! Invalid style parameter. */ | |
781 | _XMErrorCode = XME_STYLE_PARAM; | |
782 | return(_FAILURE); | |
783 | } | |
784 | /* | |
785 | * Recompute label Y position. | |
786 | */ | |
787 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 788 | |
e745ede7 DL |
789 | /* |
790 | * All went well, return successfully. | |
791 | */ | |
792 | _XMErrorCode = XME_NO_ERROR; | |
793 | return(_SUCCESS); | |
794 | } | |
795 | ||
796 | ||
797 | ||
798 | /* | |
799 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 800 | * the center of the current pane and selection to the |
e745ede7 DL |
801 | * the menu origin. |
802 | * | |
803 | * WARNING! ****** Be certain that all menu dependencies have been | |
804 | * recomputed before calling this routine or | |
805 | * unpredictable results will follow. | |
806 | */ | |
55660072 | 807 | void |
b782e2d7 DN |
808 | _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) |
809 | /* Not used. Included for consistency. */ | |
810 | /* Menu being computed against. */ | |
811 | /* Current pane pointer. */ | |
812 | /* Current selection pointer. */ | |
813 | /* X coordinate of point to translate. */ | |
814 | /* Y coordinate of point to translate. */ | |
815 | /* Return value X coord. of the menu origin. */ | |
816 | /* Return value Y coord. of the menu origin. */ | |
e745ede7 DL |
817 | { |
818 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
819 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 820 | |
e745ede7 DL |
821 | /* |
822 | * Translate the menu origin such that the cursor hot point will be in the | |
823 | * center of the desired current selection and pane. | |
824 | * If the current selection pointer is NULL then assume that the hot point | |
825 | * will be in the center of the current pane flag. | |
826 | */ | |
827 | ||
828 | if (s_ptr == NULL) { | |
829 | /* | |
830 | * Translate from the center of the pane flag to the upper left | |
831 | * of the current pane window. | |
832 | */ | |
833 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
834 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
835 | } | |
836 | else { | |
837 | /* | |
838 | * First translate from the center of the current selection | |
839 | * to the upper left of the current selection window. | |
840 | */ | |
841 | l_orig_x = x_pos - (menu->s_width >> 1); | |
842 | l_orig_y = y_pos - (menu->s_height >> 1); | |
843 | ||
844 | /* | |
845 | * Then translate to the upper left of the current pane window. | |
846 | */ | |
847 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
848 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
849 | } | |
850 | ||
851 | /* | |
852 | * Finally translate to the upper left of the menu. | |
853 | */ | |
854 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
855 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
856 | ||
857 | /* | |
858 | * Set the return values. | |
859 | */ | |
860 | *orig_x = l_orig_x; | |
861 | *orig_y = l_orig_y; | |
862 | } | |
863 | ||
864 | /* | |
865 | * _XMRefreshPane - Internal subroutine to completely refresh | |
866 | * the contents of a pane. | |
867 | */ | |
55660072 | 868 | void |
b782e2d7 | 869 | _XMRefreshPane(register Display *display, register XMenu *menu, register XMPane *pane) |
e745ede7 DL |
870 | { |
871 | register XMSelect *s_list = pane->s_list; | |
872 | register XMSelect *s_ptr; | |
873 | ||
874 | /* | |
177c0ea7 | 875 | * First clear the pane. |
e745ede7 DL |
876 | */ |
877 | XClearWindow(display, pane->window); | |
878 | if (!pane->activated) { | |
879 | XFillRectangle(display, | |
880 | pane->window, | |
881 | menu->inverse_select_GC, | |
882 | pane->label_x - menu->p_fnt_pad, | |
883 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
884 | pane->label_width + (menu->p_fnt_pad << 1), | |
885 | menu->flag_height); | |
886 | ||
887 | XFillRectangle(display, | |
888 | pane->window, | |
889 | menu->inverse_select_GC, | |
890 | pane->label_x - menu->p_fnt_pad, | |
891 | pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
892 | pane->label_width + (menu->p_fnt_pad << 1), | |
893 | menu->flag_height); | |
894 | } | |
895 | if (!pane->active) { | |
896 | XDrawString(display, | |
897 | pane->window, | |
898 | menu->inact_GC, | |
899 | pane->label_x, pane->label_uy, | |
900 | pane->label, pane->label_length); | |
901 | XDrawString(display, | |
902 | pane->window, | |
903 | menu->inact_GC, | |
904 | pane->label_x, pane->label_ly, | |
905 | pane->label, pane->label_length); | |
906 | } | |
907 | else { | |
908 | XDrawString(display, | |
909 | pane->window, | |
910 | menu->pane_GC, | |
911 | pane->label_x, pane->label_uy, | |
912 | pane->label, pane->label_length); | |
913 | XDrawString(display, | |
914 | pane->window, | |
915 | menu->pane_GC, | |
916 | pane->label_x, pane->label_ly, | |
917 | pane->label, pane->label_length); | |
918 | ||
919 | /* | |
920 | * Finally refresh each selection if the pane is activated. | |
921 | */ | |
922 | if (pane->activated) { | |
923 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
924 | _XMRefreshSelection(display, menu, s_ptr); | |
925 | } | |
926 | } | |
927 | } | |
177c0ea7 JB |
928 | |
929 | ||
e745ede7 DL |
930 | |
931 | ||
932 | /* | |
177c0ea7 | 933 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
934 | * a single selection window. |
935 | */ | |
55660072 PE |
936 | void |
937 | _XMRefreshSelection(register Display *display, register XMenu *menu, register XMSelect *sel) | |
e745ede7 | 938 | { |
55660072 PE |
939 | register int width = sel->window_w; |
940 | register int height = sel->window_h; | |
e745ede7 | 941 | register int bdr_width = menu->s_bdr_width; |
177c0ea7 | 942 | |
55660072 | 943 | if (sel->type == SEPARATOR) { |
e745ede7 | 944 | XDrawLine(display, |
55660072 | 945 | sel->parent_p->window, |
e745ede7 | 946 | menu->normal_select_GC, |
55660072 PE |
947 | sel->window_x, |
948 | sel->window_y + height / 2, | |
949 | sel->window_x + width, | |
950 | sel->window_y + height / 2); | |
e745ede7 | 951 | } |
55660072 | 952 | else if (sel->activated) { |
e745ede7 | 953 | if (menu->menu_mode == INVERT) { |
177c0ea7 | 954 | XFillRectangle(display, |
55660072 | 955 | sel->parent_p->window, |
e745ede7 | 956 | menu->normal_select_GC, |
55660072 | 957 | sel->window_x, sel->window_y, |
177c0ea7 | 958 | width, height); |
e745ede7 | 959 | XDrawString(display, |
55660072 | 960 | sel->parent_p->window, |
e745ede7 | 961 | menu->inverse_select_GC, |
55660072 PE |
962 | sel->label_x, |
963 | sel->label_y, | |
964 | sel->label, sel->label_length); | |
e745ede7 DL |
965 | } |
966 | else { | |
967 | /* | |
968 | * Using BOX mode. | |
969 | * Since most drawing routines with arbitrary width lines | |
c7015153 | 970 | * are slow compared to raster-ops let's use a raster-op to |
e745ede7 DL |
971 | * draw the boxes. |
972 | */ | |
177c0ea7 | 973 | |
e745ede7 | 974 | XDrawRectangle(display, |
55660072 | 975 | sel->parent_p->window, |
e745ede7 | 976 | menu->normal_select_GC, |
55660072 PE |
977 | sel->window_x + (bdr_width >> 1), |
978 | sel->window_y + (bdr_width >> 1 ), | |
e745ede7 DL |
979 | width - bdr_width, |
980 | height - bdr_width); | |
981 | XDrawString(display, | |
55660072 | 982 | sel->parent_p->window, |
e745ede7 | 983 | menu->normal_select_GC, |
55660072 PE |
984 | sel->label_x, |
985 | sel->label_y, | |
986 | sel->label, sel->label_length); | |
e745ede7 DL |
987 | } |
988 | } | |
989 | else { | |
177c0ea7 | 990 | XClearArea(display, |
55660072 PE |
991 | sel->parent_p->window, |
992 | sel->window_x, sel->window_y, | |
e745ede7 DL |
993 | width, height, |
994 | False); | |
55660072 | 995 | if (sel->active) { |
e745ede7 | 996 | XDrawString(display, |
55660072 | 997 | sel->parent_p->window, |
e745ede7 | 998 | menu->normal_select_GC, |
55660072 PE |
999 | sel->label_x, |
1000 | sel->label_y, | |
1001 | sel->label, sel->label_length); | |
e745ede7 DL |
1002 | } |
1003 | else { | |
1004 | XDrawString(display, | |
55660072 | 1005 | sel->parent_p->window, |
e745ede7 | 1006 | menu->inact_GC, |
55660072 PE |
1007 | sel->label_x, |
1008 | sel->label_y, | |
1009 | sel->label, sel->label_length); | |
e745ede7 DL |
1010 | } |
1011 | } | |
1012 | } |