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e745ede7 DL |
1 | #include "copyright.h" |
2 | ||
e745ede7 | 3 | /* Copyright Massachusetts Institute of Technology 1985 */ |
61e1e4e8 | 4 | /* Copyright (C) 2001, 2002, 2003, 2004, 2005, |
4e6835db | 5 | 2006, 2007 Free Software Foundation, Inc. */ |
e745ede7 DL |
6 | |
7 | /* | |
8 | * XMenu: MIT Project Athena, X Window system menu package | |
9 | * | |
10 | * XMenuInternal.c - XMenu internal (not user visible) routines. | |
11 | * | |
12 | * Author: Tony Della Fera, DEC | |
13 | * November, 1985 | |
14 | * | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
18 | #include "XMenuInt.h" | |
19 | ||
20 | /* | |
21 | * Toggle color macro. | |
22 | */ | |
23 | #define toggle_color(x) \ | |
24 | ((x) == menu->bkgnd_color ? menu->s_frg_color : menu->bkgnd_color) | |
25 | ||
26 | /* | |
27 | * Internal Window creation queue sizes. | |
28 | */ | |
29 | #define S_QUE_SIZE 300 | |
30 | #define P_QUE_SIZE 20 | |
31 | #define BUFFER_SIZE (S_QUE_SIZE >= P_QUE_SIZE ? S_QUE_SIZE : P_QUE_SIZE) | |
32 | ||
33 | ||
34 | /* | |
35 | * XMWinQue - Internal window creation queue datatype. | |
36 | */ | |
37 | typedef struct _xmwinquedef { | |
38 | int sq_size; | |
39 | XMSelect *sq[S_QUE_SIZE]; | |
40 | XMSelect **sq_ptr; | |
41 | int pq_size; | |
42 | XMPane *pq[P_QUE_SIZE]; | |
43 | XMPane **pq_ptr; | |
44 | } XMWinQue; | |
45 | ||
46 | /* | |
47 | * _XMWinQue - Internal static window creation queue. | |
48 | */ | |
49 | static Bool _XMWinQueIsInit = False; | |
50 | static XMWinQue _XMWinQue; | |
51 | ||
52 | /* | |
53 | * _XMErrorCode - Global XMenu error code. | |
54 | */ | |
177c0ea7 | 55 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
56 | /* |
57 | * _XMErrorList - Global XMenu error code description strings. | |
58 | */ | |
59 | char * | |
60 | _XMErrorList[XME_CODE_COUNT] = { | |
61 | "No error", /* XME_NO_ERROR */ | |
62 | "Menu not initialized", /* XME_NOT_INIT */ | |
63 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
64 | "Pane not found", /* XME_P_NOT_FOUND */ | |
65 | "Selection not found", /* XME_S_NOT_FOUND */ | |
66 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
67 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
68 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
69 | "Unable to calloc memory", /* XME_CALLOC */ | |
70 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
71 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
72 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
73 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
74 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
75 | "Unable to open font", /* XME_OPEN_FONT */ | |
76 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
77 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
78 | }; | |
79 | ||
80 | /* | |
81 | * _XMEventHandler - Internal event handler variable. | |
82 | */ | |
83 | int (*_XMEventHandler)() = NULL; | |
84 | ||
85 | ||
86 | ||
87 | /* | |
88 | * _XMWinQueInit - Internal routine to initialize the window | |
89 | * queue. | |
90 | */ | |
91 | _XMWinQueInit() | |
92 | { | |
93 | /* | |
94 | * If the queue is not initialized initialize it. | |
95 | */ | |
96 | if (!_XMWinQueIsInit) { | |
97 | /* | |
98 | * Blank the queue structure. | |
99 | */ | |
100 | register int i; | |
101 | ||
102 | for (i = 0; i < S_QUE_SIZE; i++) | |
103 | _XMWinQue.sq[i] = 0; | |
104 | ||
105 | for (i = 0; i < P_QUE_SIZE; i++) | |
106 | _XMWinQue.pq[i] = 0; | |
107 | ||
108 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
109 | ||
110 | /* | |
111 | * Initialize the next free location pointers. | |
112 | */ | |
113 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
114 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
115 | } | |
116 | } | |
117 | ||
118 | ||
119 | ||
120 | /* | |
121 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
122 | * window queue. | |
123 | */ | |
124 | int | |
125 | _XMWinQueAddPane(display, menu, p_ptr) | |
126 | register Display *display; | |
127 | register XMenu *menu; /* Menu being manipulated. */ | |
128 | register XMPane *p_ptr; /* XMPane being queued. */ | |
129 | { | |
130 | /* | |
131 | * If the queue is currently full then flush it. | |
132 | */ | |
133 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
134 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
135 | } | |
136 | ||
137 | /* | |
138 | * Insert the new XMPane pointer and increment the queue pointer | |
139 | * and the queue size. | |
140 | */ | |
141 | *_XMWinQue.pq_ptr = p_ptr; | |
142 | _XMWinQue.pq_ptr++; | |
143 | _XMWinQue.pq_size++; | |
144 | ||
145 | /* | |
146 | * All went well, return successfully. | |
147 | */ | |
148 | _XMErrorCode = XME_NO_ERROR; | |
149 | return(_SUCCESS); | |
150 | } | |
151 | ||
152 | ||
153 | ||
154 | /* | |
155 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
156 | * the selection window queue. | |
157 | */ | |
158 | int | |
159 | _XMWinQueAddSelection(display, menu, s_ptr) | |
160 | register Display *display; | |
161 | register XMenu *menu; /* Menu being manipulated. */ | |
162 | register XMSelect *s_ptr; /* XMSelection being queued. */ | |
163 | { | |
164 | /* | |
165 | * If this entry will overflow the queue then flush it. | |
166 | */ | |
167 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
168 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
169 | } | |
170 | ||
171 | /* | |
172 | * Insert the new XMSelect pointer and increment the queue pointer | |
173 | * and the queue size. | |
174 | */ | |
175 | *_XMWinQue.sq_ptr = s_ptr; | |
176 | _XMWinQue.sq_ptr++; | |
177 | _XMWinQue.sq_size++; | |
178 | ||
179 | /* | |
180 | * All went well, return successfully. | |
181 | */ | |
182 | _XMErrorCode = XME_NO_ERROR; | |
183 | return(_SUCCESS); | |
184 | } | |
185 | ||
186 | ||
187 | ||
188 | /* | |
189 | * _XMWinQueFlush - Internal routine to flush the pane and | |
190 | * selection window queues. | |
191 | */ | |
192 | int | |
193 | _XMWinQueFlush(display, menu, pane, select) | |
194 | register Display *display; | |
195 | register XMenu *menu; /* Menu being manipulated. */ | |
196 | register XMPane *pane; /* Current pane. */ | |
197 | { | |
198 | register int pq_index; /* Pane queue index. */ | |
199 | register int sq_index; /* Selection queue index. */ | |
200 | register XMPane *p_ptr; /* XMPane pointer. */ | |
201 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
202 | unsigned long valuemask; /* Which attributes to set. */ | |
203 | XSetWindowAttributes *attributes; /* Attributes to be set. */ | |
204 | ||
205 | /* | |
206 | * If the pane window queue is not empty... | |
207 | */ | |
177c0ea7 | 208 | |
e745ede7 DL |
209 | if (_XMWinQue.pq_size > 0) { |
210 | /* | |
211 | * set up attributes for pane window to be created. | |
212 | */ | |
213 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
214 | attributes = (XSetWindowAttributes *)malloc(sizeof(XSetWindowAttributes)); | |
215 | attributes->border_pixel = menu->p_bdr_color; | |
216 | attributes->background_pixmap = menu->inact_pixmap; | |
217 | attributes->override_redirect = True; | |
177c0ea7 | 218 | |
e745ede7 DL |
219 | /* |
220 | * Create all the pending panes in order, so that the | |
221 | * current pane will be on top, with the others | |
222 | * stacked appropriately under it. | |
223 | */ | |
224 | for (pq_index = _XMWinQue.pq_size - 1; | |
225 | pq_index >= 0; | |
177c0ea7 | 226 | pq_index--) |
e745ede7 DL |
227 | { |
228 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
229 | if (p_ptr == pane) break; | |
230 | p_ptr->window = XCreateWindow(display, | |
231 | menu->parent, | |
232 | p_ptr->window_x, | |
233 | p_ptr->window_y, | |
234 | p_ptr->window_w, | |
235 | p_ptr->window_h, | |
236 | menu->p_bdr_width, | |
237 | CopyFromParent, | |
238 | InputOutput, | |
239 | CopyFromParent, | |
240 | valuemask, | |
241 | attributes); | |
242 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
243 | XSelectInput(display, p_ptr->window, menu->p_events); | |
244 | } | |
245 | for (pq_index = 0; | |
246 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 247 | pq_index++) |
e745ede7 DL |
248 | { |
249 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
250 | p_ptr->window = XCreateWindow(display, | |
251 | menu->parent, | |
252 | p_ptr->window_x, | |
253 | p_ptr->window_y, | |
254 | p_ptr->window_w, | |
255 | p_ptr->window_h, | |
256 | menu->p_bdr_width, | |
257 | CopyFromParent, | |
258 | InputOutput, | |
259 | CopyFromParent, | |
260 | valuemask, | |
261 | attributes); | |
262 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
263 | XSelectInput(display, p_ptr->window, menu->p_events); | |
264 | if (p_ptr == pane) break; | |
265 | } | |
266 | ||
267 | /* | |
268 | * Reset the pane queue pointer and size. | |
269 | */ | |
270 | _XMWinQue.pq_size = 0; | |
271 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
272 | } | |
273 | ||
274 | /* | |
275 | * If the selection window queue is not empty... | |
276 | */ | |
177c0ea7 | 277 | |
e745ede7 DL |
278 | if (_XMWinQue.sq_size > 0) { |
279 | ||
280 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
281 | /* | |
282 | * Retrieve the XMSelect pointer. | |
283 | */ | |
284 | s_ptr = _XMWinQue.sq[sq_index]; | |
285 | s_ptr->window = XCreateWindow(display, | |
286 | s_ptr->parent_p->window, | |
287 | s_ptr->window_x, | |
288 | s_ptr->window_y, | |
289 | s_ptr->window_w, | |
290 | s_ptr->window_h, | |
291 | 0, /* border width*/ | |
292 | CopyFromParent, | |
293 | InputOnly, | |
294 | CopyFromParent, | |
295 | 0, | |
296 | attributes); | |
177c0ea7 | 297 | |
e745ede7 DL |
298 | /* |
299 | * Insert the new window id and its | |
177c0ea7 | 300 | * associated XMSelect structure into the |
e745ede7 DL |
301 | * association table. |
302 | */ | |
303 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
304 | XSelectInput(display, s_ptr->window, menu->s_events); | |
305 | } | |
306 | ||
307 | /* | |
308 | * Reset the selection queue pointer and size. | |
309 | */ | |
310 | _XMWinQue.sq_size = 0; | |
311 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
312 | } | |
313 | ||
314 | /* | |
315 | * Flush X's internal queues. | |
316 | */ | |
317 | XFlush(display); | |
318 | ||
319 | /* | |
320 | * All went well, return successfully. | |
321 | */ | |
322 | _XMErrorCode = XME_NO_ERROR; | |
323 | return(_SUCCESS); | |
324 | } | |
325 | ||
326 | ||
327 | ||
328 | /* | |
329 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
330 | * a pane pointer that points to the indexed pane. | |
331 | */ | |
332 | XMPane * | |
333 | _XMGetPanePtr(menu, p_num) | |
334 | register XMenu *menu; /* Menu to find the pane in. */ | |
335 | register int p_num; /* Index number of pane to find. */ | |
336 | { | |
337 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
338 | register int i; /* Loop counter. */ | |
339 | ||
340 | /* | |
341 | * Is the pane number out of range? | |
342 | */ | |
343 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
344 | _XMErrorCode = XME_P_NOT_FOUND; | |
345 | return(NULL); | |
346 | } | |
347 | ||
348 | /* | |
349 | * Find the right pane. | |
350 | */ | |
351 | p_ptr = menu->p_list->next; | |
352 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
353 | ||
354 | /* | |
355 | * Return successfully. | |
356 | */ | |
357 | _XMErrorCode = XME_NO_ERROR; | |
358 | return(p_ptr); | |
359 | } | |
360 | ||
361 | ||
362 | ||
363 | /* | |
364 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
365 | * return a selection pointer that points to the | |
366 | * indexed selection. | |
367 | */ | |
368 | XMSelect * | |
369 | _XMGetSelectionPtr(p_ptr, s_num) | |
370 | register XMPane *p_ptr; /* Pane to find the selection in. */ | |
371 | register int s_num; /* Index number of the selection to find. */ | |
372 | { | |
373 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
374 | register int i; /* Loop counter. */ | |
177c0ea7 | 375 | |
e745ede7 DL |
376 | /* |
377 | * Is the selection number out of range? | |
378 | */ | |
379 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
380 | _XMErrorCode = XME_S_NOT_FOUND; | |
381 | return(NULL); | |
382 | } | |
383 | ||
384 | /* | |
385 | * Find the right selection. | |
386 | */ | |
387 | s_ptr = p_ptr->s_list->next; | |
388 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
389 | ||
390 | /* | |
391 | * Return successfully. | |
392 | */ | |
393 | _XMErrorCode = XME_NO_ERROR; | |
394 | return(s_ptr); | |
395 | } | |
396 | ||
397 | ||
398 | ||
399 | /* | |
400 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
401 | * global values. | |
402 | */ | |
403 | _XMRecomputeGlobals(display, menu) | |
177c0ea7 | 404 | register Display *display; /*X11 display variable. */ |
e745ede7 DL |
405 | register XMenu *menu; /* Menu object to compute from. */ |
406 | { | |
407 | register XMPane *p_ptr; /* Pane pointer. */ | |
408 | register XMSelect *s_ptr; /* Selection pointer. */ | |
409 | ||
410 | register int max_p_label = 0; /* Maximum pane label width. */ | |
411 | register int max_s_label = 0; /* Maximum selection label width. */ | |
412 | register int s_count = 0; /* Maximum selection count. */ | |
413 | ||
414 | int p_s_pad; /* Pane <-> selection padding. */ | |
415 | int p_s_diff; /* Pane <-> selection separation. */ | |
416 | ||
417 | int p_height; /* Pane window height. */ | |
418 | int p_width; /* Pane window width. */ | |
419 | int s_width; /* Selection window width. */ | |
420 | ||
421 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 422 | |
e745ede7 DL |
423 | /* |
424 | * For each pane... | |
425 | */ | |
426 | for ( | |
427 | p_ptr = menu->p_list->next; | |
428 | p_ptr != menu->p_list; | |
429 | p_ptr = p_ptr->next | |
430 | ){ | |
177c0ea7 | 431 | |
e745ede7 DL |
432 | /* |
433 | * Recompute maximum pane label width. | |
434 | */ | |
435 | max_p_label = max(max_p_label, p_ptr->label_width); | |
436 | ||
437 | /* | |
177c0ea7 | 438 | * Recompute maximum selection count. |
e745ede7 DL |
439 | */ |
440 | s_count = max(s_count, p_ptr->s_count); | |
441 | ||
442 | /* | |
443 | * For each selection in the current pane... | |
444 | */ | |
445 | for ( | |
446 | s_ptr = p_ptr->s_list->next; | |
447 | s_ptr != p_ptr->s_list; | |
448 | s_ptr = s_ptr->next | |
449 | ){ | |
450 | ||
451 | /* | |
452 | * Recompute maximum selection label width. | |
453 | */ | |
454 | max_s_label = max(max_s_label, s_ptr->label_width); | |
455 | } | |
456 | } | |
457 | ||
458 | /* | |
459 | * Recompute pane height. | |
460 | */ | |
461 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
462 | ||
463 | /* | |
464 | * Recompute horizontal padding between the pane window and the | |
465 | * selection windows. | |
466 | */ | |
467 | p_s_pad = menu->p_x_off << 1; | |
468 | ||
469 | /* | |
470 | * Recompute pane and selection window widths. | |
471 | * This is done by first computing the window sizes from the maximum | |
472 | * label widths. If the spacing between the selection window and the | |
473 | * containing pane window is less than the pane selection padding value | |
474 | * (twice the pane X offset) then change the size of the pane to be | |
475 | * the size of the selection window plus the padding. If, however the | |
476 | * spacing between the selection window and the containing pane window | |
477 | * is more than the pane selection padding value increase the size of | |
478 | * the selection to its maximum possible value (the pane width minus | |
479 | * the pane selection padding value). | |
480 | */ | |
481 | p_width = max_p_label + p_s_pad; | |
482 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
483 | p_s_diff = p_width - s_width; | |
484 | if (p_s_diff < p_s_pad) { | |
485 | p_width = s_width + p_s_pad; | |
486 | } | |
487 | else if (p_s_diff > p_s_pad) { | |
488 | s_width = p_width - p_s_pad; | |
489 | } | |
490 | ||
491 | /* | |
492 | * Reset menu wide global values. | |
493 | */ | |
494 | menu->s_count = s_count; | |
495 | menu->p_height = p_height; | |
496 | menu->p_width = p_width; | |
497 | menu->s_width = s_width; | |
498 | ||
177c0ea7 | 499 | /* |
e745ede7 DL |
500 | * Ensure that the origin of the menu is placed so that |
501 | * None of the panes ore selections are off the screen. | |
502 | */ | |
503 | screen = DefaultScreen(display); | |
504 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
505 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
506 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
507 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
508 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
509 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
510 | } | |
511 | ||
512 | ||
513 | /* | |
514 | * _XMRecomputePane - Internal subroutine to recompute pane | |
515 | * window dependencies. | |
516 | */ | |
517 | int | |
518 | _XMRecomputePane(display, menu, p_ptr, p_num) | |
519 | register Display *display; /* Standard X display variable. */ | |
520 | register XMenu *menu; /* Menu object being recomputed. */ | |
521 | register XMPane *p_ptr; /* Pane pointer. */ | |
522 | register int p_num; /* Pane sequence number. */ | |
523 | { | |
524 | register int window_x; /* Recomputed window X coordinate. */ | |
525 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 526 | |
e745ede7 DL |
527 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
528 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 529 | |
e745ede7 DL |
530 | register Bool config_p = False; /* Reconfigure pane window? */ |
531 | ||
532 | /* | |
533 | * Update the pane serial number. | |
534 | */ | |
535 | p_ptr->serial = p_num; | |
536 | ||
537 | /* | |
538 | * Recompute window X and Y coordinates. | |
539 | */ | |
540 | switch (menu->menu_style) { | |
541 | case LEFT: | |
542 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
543 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
544 | break; | |
545 | case RIGHT: | |
546 | window_x = menu->p_x_off * p_num; | |
547 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
548 | break; | |
549 | case CENTER: | |
550 | window_x = 0; | |
551 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
552 | break; | |
553 | default: | |
554 | /* Error! Invalid style parameter. */ | |
555 | _XMErrorCode = XME_STYLE_PARAM; | |
556 | return(_FAILURE); | |
557 | } | |
558 | window_x += menu->x_pos; | |
559 | window_y += menu->y_pos; | |
560 | ||
561 | /* | |
177c0ea7 | 562 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
563 | * current coordinates, reset the current coordinates and |
564 | * reconfigure the pane. | |
565 | */ | |
566 | if ( | |
567 | (window_x != p_ptr->window_x) || | |
568 | (window_y != p_ptr->window_y) | |
569 | ){ | |
570 | /* | |
571 | * Reset the coordinates and schedule | |
572 | * the pane for reconfiguration. | |
573 | */ | |
574 | p_ptr->window_x = window_x; | |
575 | p_ptr->window_y = window_y; | |
576 | config_p = True; | |
577 | } | |
578 | ||
579 | /* | |
580 | * If the local pane width and height differs from the | |
581 | * menu pane width and height, reset the local values. | |
582 | */ | |
583 | if ( | |
584 | (p_ptr->window_w != menu->p_width) || | |
585 | (p_ptr->window_h != menu->p_height) | |
586 | ){ | |
587 | /* | |
588 | * Reset window width and height and schedule | |
589 | * the pane for reconfiguration. | |
590 | */ | |
591 | p_ptr->window_w = menu->p_width; | |
592 | p_ptr->window_h = menu->p_height; | |
593 | config_p = True; | |
594 | } | |
595 | ||
596 | /* | |
597 | * If we need to reconfigure the pane window do it now. | |
598 | */ | |
599 | if (config_p == True) { | |
600 | /* | |
601 | * If the pane window has already been created then | |
602 | * reconfigure the existing window, otherwise queue | |
603 | * it for creation with the new configuration. | |
604 | */ | |
605 | if (p_ptr->window) { | |
606 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
607 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
608 | changes->x = p_ptr->window_x; | |
609 | changes->y = p_ptr->window_y; | |
610 | changes->width = p_ptr->window_w; | |
611 | changes->height = p_ptr->window_h; | |
177c0ea7 | 612 | |
e745ede7 DL |
613 | XConfigureWindow( |
614 | display, | |
615 | p_ptr->window, | |
616 | change_mask, | |
617 | changes | |
618 | ); | |
619 | free(changes); | |
177c0ea7 | 620 | |
e745ede7 DL |
621 | } |
622 | else { | |
623 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
624 | return(_FAILURE); | |
625 | } | |
626 | } | |
627 | } | |
177c0ea7 | 628 | |
e745ede7 DL |
629 | /* |
630 | * Recompute label X position. | |
631 | */ | |
632 | switch (menu->p_style) { | |
633 | case LEFT: | |
634 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
635 | break; | |
636 | case RIGHT: | |
637 | p_ptr->label_x = menu->p_width - | |
638 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
639 | break; | |
640 | case CENTER: | |
641 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
642 | break; | |
643 | default: | |
644 | /* Error! Invalid style parameter. */ | |
645 | _XMErrorCode = XME_STYLE_PARAM; | |
646 | return(_FAILURE); | |
647 | } | |
648 | /* | |
649 | * Recompute label Y positions. | |
650 | */ | |
651 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
652 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
653 | ||
654 | /* | |
655 | * All went well, return successfully. | |
656 | */ | |
657 | _XMErrorCode = XME_NO_ERROR; | |
658 | return(_SUCCESS); | |
659 | } | |
660 | ||
661 | ||
662 | ||
663 | /* | |
664 | * _XMRecomputeSelection - Internal subroutine to recompute | |
665 | * selection window dependencies. | |
666 | */ | |
667 | int | |
668 | _XMRecomputeSelection(display, menu, s_ptr, s_num) | |
669 | register Display *display; | |
670 | register XMenu *menu; /* Menu object being recomputed. */ | |
671 | register XMSelect *s_ptr; /* Selection pointer. */ | |
672 | register int s_num; /* Selection sequence number. */ | |
673 | { | |
674 | register Bool config_s = False; /* Reconfigure selection window? */ | |
675 | XWindowChanges *changes; /* Values to change in configure. */ | |
676 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 677 | |
e745ede7 DL |
678 | /* |
679 | * If the selection serial numbers are out of order, begin | |
680 | * resequencing selections. Recompute selection window coordinates | |
681 | * and serial number. | |
682 | * | |
683 | * When selections are created they are given a serial number of | |
684 | * -1, this causes this routine to give a new selection | |
685 | * its initial coordinates and serial number. | |
686 | */ | |
687 | if (s_ptr->serial != s_num) { | |
688 | /* | |
689 | * Fix the sequence number. | |
690 | */ | |
691 | s_ptr->serial = s_num; | |
692 | /* | |
693 | * Recompute window X and Y coordinates. | |
694 | */ | |
695 | s_ptr->window_x = menu->s_x_off; | |
696 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
697 | /* | |
698 | * We must reconfigure the window. | |
699 | */ | |
700 | config_s = True; | |
701 | } | |
702 | ||
703 | /* | |
704 | * If the local selection width and height differs from the | |
705 | * menu selection width and height, reset the local values. | |
706 | */ | |
707 | if ( | |
708 | (s_ptr->window_w != menu->s_width) || | |
709 | (s_ptr->window_h != menu->s_height) | |
710 | ){ | |
711 | /* | |
712 | * We must reconfigure the window. | |
713 | */ | |
714 | config_s = True; | |
715 | /* | |
716 | * Reset window width and height. | |
717 | */ | |
718 | s_ptr->window_w = menu->s_width; | |
719 | s_ptr->window_h = menu->s_height; | |
720 | } | |
721 | ||
722 | /* | |
723 | * If we need to reconfigure the selection window do it now. | |
724 | */ | |
725 | if (config_s == True) { | |
726 | /* | |
727 | * If the selection window has already been created then | |
728 | * reconfigure the existing window, otherwise queue it | |
729 | * for creation with the new configuration. | |
730 | */ | |
731 | if (s_ptr->window) { | |
732 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
733 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
734 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
735 | changes->x = s_ptr->window_x; | |
736 | changes->y = s_ptr->window_y; | |
737 | changes->width = s_ptr->window_w; | |
738 | changes->height = s_ptr->window_h; | |
177c0ea7 | 739 | |
e745ede7 DL |
740 | XConfigureWindow( |
741 | display, | |
742 | s_ptr->window, | |
743 | change_mask, | |
744 | changes | |
745 | ); | |
746 | free(changes); | |
177c0ea7 | 747 | |
e745ede7 DL |
748 | } |
749 | else { | |
750 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
751 | return(_FAILURE); | |
752 | } | |
753 | } | |
754 | } | |
755 | ||
756 | /* | |
757 | * Recompute label X position. | |
758 | */ | |
759 | switch (menu->s_style) { | |
760 | case LEFT: | |
761 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
762 | break; | |
763 | case RIGHT: | |
764 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
765 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
766 | break; | |
767 | case CENTER: | |
768 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
769 | break; | |
770 | default: | |
771 | /* Error! Invalid style parameter. */ | |
772 | _XMErrorCode = XME_STYLE_PARAM; | |
773 | return(_FAILURE); | |
774 | } | |
775 | /* | |
776 | * Recompute label Y position. | |
777 | */ | |
778 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 779 | |
e745ede7 DL |
780 | /* |
781 | * All went well, return successfully. | |
782 | */ | |
783 | _XMErrorCode = XME_NO_ERROR; | |
784 | return(_SUCCESS); | |
785 | } | |
786 | ||
787 | ||
788 | ||
789 | /* | |
790 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 791 | * the center of the current pane and selection to the |
e745ede7 DL |
792 | * the menu origin. |
793 | * | |
794 | * WARNING! ****** Be certain that all menu dependencies have been | |
795 | * recomputed before calling this routine or | |
796 | * unpredictable results will follow. | |
797 | */ | |
798 | _XMTransToOrigin(display, menu, p_ptr, s_ptr, x_pos, y_pos, orig_x, orig_y) | |
799 | Display *display; /* Not used. Included for consistency. */ | |
800 | register XMenu *menu; /* Menu being computed against. */ | |
801 | register XMPane *p_ptr; /* Current pane pointer. */ | |
802 | register XMSelect *s_ptr; /* Current selection pointer. */ | |
803 | int x_pos; /* X coordinate of point to translate. */ | |
804 | int y_pos; /* Y coordinate of point to translate. */ | |
805 | int *orig_x; /* Return value X coord. of the menu origin. */ | |
806 | int *orig_y; /* Return value Y coord. of the menu origin. */ | |
807 | { | |
808 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
809 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 810 | |
e745ede7 DL |
811 | /* |
812 | * Translate the menu origin such that the cursor hot point will be in the | |
813 | * center of the desired current selection and pane. | |
814 | * If the current selection pointer is NULL then assume that the hot point | |
815 | * will be in the center of the current pane flag. | |
816 | */ | |
817 | ||
818 | if (s_ptr == NULL) { | |
819 | /* | |
820 | * Translate from the center of the pane flag to the upper left | |
821 | * of the current pane window. | |
822 | */ | |
823 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
824 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
825 | } | |
826 | else { | |
827 | /* | |
828 | * First translate from the center of the current selection | |
829 | * to the upper left of the current selection window. | |
830 | */ | |
831 | l_orig_x = x_pos - (menu->s_width >> 1); | |
832 | l_orig_y = y_pos - (menu->s_height >> 1); | |
833 | ||
834 | /* | |
835 | * Then translate to the upper left of the current pane window. | |
836 | */ | |
837 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
838 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
839 | } | |
840 | ||
841 | /* | |
842 | * Finally translate to the upper left of the menu. | |
843 | */ | |
844 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
845 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
846 | ||
847 | /* | |
848 | * Set the return values. | |
849 | */ | |
850 | *orig_x = l_orig_x; | |
851 | *orig_y = l_orig_y; | |
852 | } | |
853 | ||
854 | /* | |
855 | * _XMRefreshPane - Internal subroutine to completely refresh | |
856 | * the contents of a pane. | |
857 | */ | |
858 | _XMRefreshPane(display, menu, pane) | |
859 | register Display *display; | |
860 | register XMenu *menu; | |
861 | register XMPane *pane; | |
862 | { | |
863 | register XMSelect *s_list = pane->s_list; | |
864 | register XMSelect *s_ptr; | |
865 | ||
866 | /* | |
177c0ea7 | 867 | * First clear the pane. |
e745ede7 DL |
868 | */ |
869 | XClearWindow(display, pane->window); | |
870 | if (!pane->activated) { | |
871 | XFillRectangle(display, | |
872 | pane->window, | |
873 | menu->inverse_select_GC, | |
874 | pane->label_x - menu->p_fnt_pad, | |
875 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
876 | pane->label_width + (menu->p_fnt_pad << 1), | |
877 | menu->flag_height); | |
878 | ||
879 | XFillRectangle(display, | |
880 | pane->window, | |
881 | menu->inverse_select_GC, | |
882 | pane->label_x - menu->p_fnt_pad, | |
883 | pane->label_ly - 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 | if (!pane->active) { | |
888 | XDrawString(display, | |
889 | pane->window, | |
890 | menu->inact_GC, | |
891 | pane->label_x, pane->label_uy, | |
892 | pane->label, pane->label_length); | |
893 | XDrawString(display, | |
894 | pane->window, | |
895 | menu->inact_GC, | |
896 | pane->label_x, pane->label_ly, | |
897 | pane->label, pane->label_length); | |
898 | } | |
899 | else { | |
900 | XDrawString(display, | |
901 | pane->window, | |
902 | menu->pane_GC, | |
903 | pane->label_x, pane->label_uy, | |
904 | pane->label, pane->label_length); | |
905 | XDrawString(display, | |
906 | pane->window, | |
907 | menu->pane_GC, | |
908 | pane->label_x, pane->label_ly, | |
909 | pane->label, pane->label_length); | |
910 | ||
911 | /* | |
912 | * Finally refresh each selection if the pane is activated. | |
913 | */ | |
914 | if (pane->activated) { | |
915 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
916 | _XMRefreshSelection(display, menu, s_ptr); | |
917 | } | |
918 | } | |
919 | } | |
177c0ea7 JB |
920 | |
921 | ||
e745ede7 DL |
922 | |
923 | ||
924 | /* | |
177c0ea7 | 925 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
926 | * a single selection window. |
927 | */ | |
928 | _XMRefreshSelection(display, menu, select) | |
929 | register Display *display; | |
930 | register XMenu *menu; | |
931 | register XMSelect *select; | |
932 | { | |
933 | register int width = select->window_w; | |
934 | register int height = select->window_h; | |
935 | register int bdr_width = menu->s_bdr_width; | |
177c0ea7 | 936 | |
e745ede7 DL |
937 | if (select->type == SEPARATOR) { |
938 | XDrawLine(display, | |
939 | select->parent_p->window, | |
940 | menu->normal_select_GC, | |
941 | select->window_x, | |
942 | select->window_y + height / 2, | |
943 | select->window_x + width, | |
944 | select->window_y + height / 2); | |
945 | } | |
946 | else if (select->activated) { | |
947 | if (menu->menu_mode == INVERT) { | |
177c0ea7 | 948 | XFillRectangle(display, |
e745ede7 DL |
949 | select->parent_p->window, |
950 | menu->normal_select_GC, | |
951 | select->window_x, select->window_y, | |
177c0ea7 | 952 | width, height); |
e745ede7 DL |
953 | XDrawString(display, |
954 | select->parent_p->window, | |
955 | menu->inverse_select_GC, | |
956 | select->label_x, | |
957 | select->label_y, | |
958 | select->label, select->label_length); | |
959 | } | |
960 | else { | |
961 | /* | |
962 | * Using BOX mode. | |
963 | * Since most drawing routines with arbitrary width lines | |
964 | * are slow compared to raster-ops lets use a raster-op to | |
965 | * draw the boxes. | |
966 | */ | |
177c0ea7 | 967 | |
e745ede7 DL |
968 | XDrawRectangle(display, |
969 | select->parent_p->window, | |
970 | menu->normal_select_GC, | |
971 | select->window_x + (bdr_width >> 1), | |
972 | select->window_y + (bdr_width >> 1 ), | |
973 | width - bdr_width, | |
974 | height - bdr_width); | |
975 | XDrawString(display, | |
976 | select->parent_p->window, | |
977 | menu->normal_select_GC, | |
978 | select->label_x, | |
979 | select->label_y, | |
980 | select->label, select->label_length); | |
981 | } | |
982 | } | |
983 | else { | |
177c0ea7 | 984 | XClearArea(display, |
e745ede7 DL |
985 | select->parent_p->window, |
986 | select->window_x, select->window_y, | |
987 | width, height, | |
988 | False); | |
989 | if (select->active) { | |
990 | XDrawString(display, | |
991 | select->parent_p->window, | |
992 | menu->normal_select_GC, | |
993 | select->label_x, | |
994 | select->label_y, | |
995 | select->label, select->label_length); | |
996 | } | |
997 | else { | |
998 | XDrawString(display, | |
999 | select->parent_p->window, | |
1000 | menu->inact_GC, | |
1001 | select->label_x, | |
1002 | select->label_y, | |
1003 | select->label, select->label_length); | |
1004 | } | |
1005 | } | |
1006 | } | |
1007 | ||
ab5796a9 MB |
1008 | /* arch-tag: 3ac61957-0852-4e72-8b88-7dfab1a5dee9 |
1009 | (do not change this comment) */ |