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e745ede7 DL |
1 | #include "copyright.h" |
2 | ||
e745ede7 DL |
3 | /* Copyright Massachusetts Institute of Technology 1985 */ |
4 | ||
5 | /* | |
6 | * XMenu: MIT Project Athena, X Window system menu package | |
7 | * | |
8 | * XMenuInternal.c - XMenu internal (not user visible) routines. | |
9 | * | |
10 | * Author: Tony Della Fera, DEC | |
11 | * November, 1985 | |
12 | * | |
13 | */ | |
14 | ||
15 | #include <config.h> | |
16 | #include "XMenuInt.h" | |
17 | ||
18 | /* | |
19 | * Toggle color macro. | |
20 | */ | |
21 | #define toggle_color(x) \ | |
22 | ((x) == menu->bkgnd_color ? menu->s_frg_color : menu->bkgnd_color) | |
23 | ||
24 | /* | |
25 | * Internal Window creation queue sizes. | |
26 | */ | |
27 | #define S_QUE_SIZE 300 | |
28 | #define P_QUE_SIZE 20 | |
29 | #define BUFFER_SIZE (S_QUE_SIZE >= P_QUE_SIZE ? S_QUE_SIZE : P_QUE_SIZE) | |
30 | ||
31 | ||
32 | /* | |
33 | * XMWinQue - Internal window creation queue datatype. | |
34 | */ | |
35 | typedef struct _xmwinquedef { | |
36 | int sq_size; | |
37 | XMSelect *sq[S_QUE_SIZE]; | |
38 | XMSelect **sq_ptr; | |
39 | int pq_size; | |
40 | XMPane *pq[P_QUE_SIZE]; | |
41 | XMPane **pq_ptr; | |
42 | } XMWinQue; | |
43 | ||
44 | /* | |
45 | * _XMWinQue - Internal static window creation queue. | |
46 | */ | |
47 | static Bool _XMWinQueIsInit = False; | |
48 | static XMWinQue _XMWinQue; | |
49 | ||
50 | /* | |
51 | * _XMErrorCode - Global XMenu error code. | |
52 | */ | |
177c0ea7 | 53 | int _XMErrorCode = XME_NO_ERROR; |
e745ede7 DL |
54 | /* |
55 | * _XMErrorList - Global XMenu error code description strings. | |
56 | */ | |
57 | char * | |
58 | _XMErrorList[XME_CODE_COUNT] = { | |
59 | "No error", /* XME_NO_ERROR */ | |
60 | "Menu not initialized", /* XME_NOT_INIT */ | |
61 | "Argument out of bounds", /* XME_ARG_BOUNDS */ | |
62 | "Pane not found", /* XME_P_NOT_FOUND */ | |
63 | "Selection not found", /* XME_S_NOT_FOUND */ | |
64 | "Invalid menu style parameter", /* XME_STYLE_PARAM */ | |
65 | "Unable to grab mouse", /* XME_GRAB_MOUSE */ | |
66 | "Unable to interpret locator", /* XME_INTERP_LOC */ | |
67 | "Unable to calloc memory", /* XME_CALLOC */ | |
68 | "Unable to create XAssocTable", /* XME_CREATE_ASSOC */ | |
69 | "Unable to store bitmap", /* XME_STORE_BITMAP */ | |
70 | "Unable to make tile pixmaps", /* XME_MAKE_TILES */ | |
71 | "Unable to make pixmap", /* XME_MAKE_PIXMAP */ | |
72 | "Unable to create cursor", /* XME_CREATE_CURSOR */ | |
73 | "Unable to open font", /* XME_OPEN_FONT */ | |
74 | "Unable to create windows", /* XME_CREATE_WINDOW */ | |
75 | "Unable to create transparencies", /* XME_CREATE_TRANSP */ | |
76 | }; | |
77 | ||
78 | /* | |
79 | * _XMEventHandler - Internal event handler variable. | |
80 | */ | |
81 | int (*_XMEventHandler)() = NULL; | |
82 | ||
83 | ||
84 | ||
85 | /* | |
86 | * _XMWinQueInit - Internal routine to initialize the window | |
87 | * queue. | |
88 | */ | |
89 | _XMWinQueInit() | |
90 | { | |
91 | /* | |
92 | * If the queue is not initialized initialize it. | |
93 | */ | |
94 | if (!_XMWinQueIsInit) { | |
95 | /* | |
96 | * Blank the queue structure. | |
97 | */ | |
98 | register int i; | |
99 | ||
100 | for (i = 0; i < S_QUE_SIZE; i++) | |
101 | _XMWinQue.sq[i] = 0; | |
102 | ||
103 | for (i = 0; i < P_QUE_SIZE; i++) | |
104 | _XMWinQue.pq[i] = 0; | |
105 | ||
106 | _XMWinQue.sq_size = _XMWinQue.pq_size = 0; | |
107 | ||
108 | /* | |
109 | * Initialize the next free location pointers. | |
110 | */ | |
111 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
112 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
113 | } | |
114 | } | |
115 | ||
116 | ||
117 | ||
118 | /* | |
119 | * _XMWinQueAddPane - Internal routine to add a pane to the pane | |
120 | * window queue. | |
121 | */ | |
122 | int | |
123 | _XMWinQueAddPane(display, menu, p_ptr) | |
124 | register Display *display; | |
125 | register XMenu *menu; /* Menu being manipulated. */ | |
126 | register XMPane *p_ptr; /* XMPane being queued. */ | |
127 | { | |
128 | /* | |
129 | * If the queue is currently full then flush it. | |
130 | */ | |
131 | if (_XMWinQue.pq_size == P_QUE_SIZE) { | |
132 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
133 | } | |
134 | ||
135 | /* | |
136 | * Insert the new XMPane pointer and increment the queue pointer | |
137 | * and the queue size. | |
138 | */ | |
139 | *_XMWinQue.pq_ptr = p_ptr; | |
140 | _XMWinQue.pq_ptr++; | |
141 | _XMWinQue.pq_size++; | |
142 | ||
143 | /* | |
144 | * All went well, return successfully. | |
145 | */ | |
146 | _XMErrorCode = XME_NO_ERROR; | |
147 | return(_SUCCESS); | |
148 | } | |
149 | ||
150 | ||
151 | ||
152 | /* | |
153 | * _XMWinQueAddSelection - Internal routine to add a selection to | |
154 | * the selection window queue. | |
155 | */ | |
156 | int | |
157 | _XMWinQueAddSelection(display, menu, s_ptr) | |
158 | register Display *display; | |
159 | register XMenu *menu; /* Menu being manipulated. */ | |
160 | register XMSelect *s_ptr; /* XMSelection being queued. */ | |
161 | { | |
162 | /* | |
163 | * If this entry will overflow the queue then flush it. | |
164 | */ | |
165 | if (_XMWinQue.sq_size == S_QUE_SIZE) { | |
166 | if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE); | |
167 | } | |
168 | ||
169 | /* | |
170 | * Insert the new XMSelect pointer and increment the queue pointer | |
171 | * and the queue size. | |
172 | */ | |
173 | *_XMWinQue.sq_ptr = s_ptr; | |
174 | _XMWinQue.sq_ptr++; | |
175 | _XMWinQue.sq_size++; | |
176 | ||
177 | /* | |
178 | * All went well, return successfully. | |
179 | */ | |
180 | _XMErrorCode = XME_NO_ERROR; | |
181 | return(_SUCCESS); | |
182 | } | |
183 | ||
184 | ||
185 | ||
186 | /* | |
187 | * _XMWinQueFlush - Internal routine to flush the pane and | |
188 | * selection window queues. | |
189 | */ | |
190 | int | |
191 | _XMWinQueFlush(display, menu, pane, select) | |
192 | register Display *display; | |
193 | register XMenu *menu; /* Menu being manipulated. */ | |
194 | register XMPane *pane; /* Current pane. */ | |
195 | { | |
196 | register int pq_index; /* Pane queue index. */ | |
197 | register int sq_index; /* Selection queue index. */ | |
198 | register XMPane *p_ptr; /* XMPane pointer. */ | |
199 | register XMSelect *s_ptr; /* XMSelect pointer. */ | |
200 | unsigned long valuemask; /* Which attributes to set. */ | |
201 | XSetWindowAttributes *attributes; /* Attributes to be set. */ | |
202 | ||
203 | /* | |
204 | * If the pane window queue is not empty... | |
205 | */ | |
177c0ea7 | 206 | |
e745ede7 DL |
207 | if (_XMWinQue.pq_size > 0) { |
208 | /* | |
209 | * set up attributes for pane window to be created. | |
210 | */ | |
211 | valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect); | |
212 | attributes = (XSetWindowAttributes *)malloc(sizeof(XSetWindowAttributes)); | |
213 | attributes->border_pixel = menu->p_bdr_color; | |
214 | attributes->background_pixmap = menu->inact_pixmap; | |
215 | attributes->override_redirect = True; | |
177c0ea7 | 216 | |
e745ede7 DL |
217 | /* |
218 | * Create all the pending panes in order, so that the | |
219 | * current pane will be on top, with the others | |
220 | * stacked appropriately under it. | |
221 | */ | |
222 | for (pq_index = _XMWinQue.pq_size - 1; | |
223 | pq_index >= 0; | |
177c0ea7 | 224 | pq_index--) |
e745ede7 DL |
225 | { |
226 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
227 | if (p_ptr == pane) break; | |
228 | p_ptr->window = XCreateWindow(display, | |
229 | menu->parent, | |
230 | p_ptr->window_x, | |
231 | p_ptr->window_y, | |
232 | p_ptr->window_w, | |
233 | p_ptr->window_h, | |
234 | menu->p_bdr_width, | |
235 | CopyFromParent, | |
236 | InputOutput, | |
237 | CopyFromParent, | |
238 | valuemask, | |
239 | attributes); | |
240 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
241 | XSelectInput(display, p_ptr->window, menu->p_events); | |
242 | } | |
243 | for (pq_index = 0; | |
244 | pq_index < _XMWinQue.pq_size; | |
177c0ea7 | 245 | pq_index++) |
e745ede7 DL |
246 | { |
247 | p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */ | |
248 | p_ptr->window = XCreateWindow(display, | |
249 | menu->parent, | |
250 | p_ptr->window_x, | |
251 | p_ptr->window_y, | |
252 | p_ptr->window_w, | |
253 | p_ptr->window_h, | |
254 | menu->p_bdr_width, | |
255 | CopyFromParent, | |
256 | InputOutput, | |
257 | CopyFromParent, | |
258 | valuemask, | |
259 | attributes); | |
260 | XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr); | |
261 | XSelectInput(display, p_ptr->window, menu->p_events); | |
262 | if (p_ptr == pane) break; | |
263 | } | |
264 | ||
265 | /* | |
266 | * Reset the pane queue pointer and size. | |
267 | */ | |
268 | _XMWinQue.pq_size = 0; | |
269 | _XMWinQue.pq_ptr = _XMWinQue.pq; | |
270 | } | |
271 | ||
272 | /* | |
273 | * If the selection window queue is not empty... | |
274 | */ | |
177c0ea7 | 275 | |
e745ede7 DL |
276 | if (_XMWinQue.sq_size > 0) { |
277 | ||
278 | for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) { | |
279 | /* | |
280 | * Retrieve the XMSelect pointer. | |
281 | */ | |
282 | s_ptr = _XMWinQue.sq[sq_index]; | |
283 | s_ptr->window = XCreateWindow(display, | |
284 | s_ptr->parent_p->window, | |
285 | s_ptr->window_x, | |
286 | s_ptr->window_y, | |
287 | s_ptr->window_w, | |
288 | s_ptr->window_h, | |
289 | 0, /* border width*/ | |
290 | CopyFromParent, | |
291 | InputOnly, | |
292 | CopyFromParent, | |
293 | 0, | |
294 | attributes); | |
177c0ea7 | 295 | |
e745ede7 DL |
296 | /* |
297 | * Insert the new window id and its | |
177c0ea7 | 298 | * associated XMSelect structure into the |
e745ede7 DL |
299 | * association table. |
300 | */ | |
301 | XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr); | |
302 | XSelectInput(display, s_ptr->window, menu->s_events); | |
303 | } | |
304 | ||
305 | /* | |
306 | * Reset the selection queue pointer and size. | |
307 | */ | |
308 | _XMWinQue.sq_size = 0; | |
309 | _XMWinQue.sq_ptr = _XMWinQue.sq; | |
310 | } | |
311 | ||
312 | /* | |
313 | * Flush X's internal queues. | |
314 | */ | |
315 | XFlush(display); | |
316 | ||
317 | /* | |
318 | * All went well, return successfully. | |
319 | */ | |
320 | _XMErrorCode = XME_NO_ERROR; | |
321 | return(_SUCCESS); | |
322 | } | |
323 | ||
324 | ||
325 | ||
326 | /* | |
327 | * _XMGetPanePtr - Given a menu pointer and a pane index number, return | |
328 | * a pane pointer that points to the indexed pane. | |
329 | */ | |
330 | XMPane * | |
331 | _XMGetPanePtr(menu, p_num) | |
332 | register XMenu *menu; /* Menu to find the pane in. */ | |
333 | register int p_num; /* Index number of pane to find. */ | |
334 | { | |
335 | register XMPane *p_ptr; /* Pane pointer to be returned. */ | |
336 | register int i; /* Loop counter. */ | |
337 | ||
338 | /* | |
339 | * Is the pane number out of range? | |
340 | */ | |
341 | if ((p_num < 0) || (p_num > (menu->p_count - 1))) { | |
342 | _XMErrorCode = XME_P_NOT_FOUND; | |
343 | return(NULL); | |
344 | } | |
345 | ||
346 | /* | |
347 | * Find the right pane. | |
348 | */ | |
349 | p_ptr = menu->p_list->next; | |
350 | for (i = 0; i < p_num; i++) p_ptr = p_ptr->next; | |
351 | ||
352 | /* | |
353 | * Return successfully. | |
354 | */ | |
355 | _XMErrorCode = XME_NO_ERROR; | |
356 | return(p_ptr); | |
357 | } | |
358 | ||
359 | ||
360 | ||
361 | /* | |
362 | * _XMGetSelectionPtr - Given pane pointer and a selection index number, | |
363 | * return a selection pointer that points to the | |
364 | * indexed selection. | |
365 | */ | |
366 | XMSelect * | |
367 | _XMGetSelectionPtr(p_ptr, s_num) | |
368 | register XMPane *p_ptr; /* Pane to find the selection in. */ | |
369 | register int s_num; /* Index number of the selection to find. */ | |
370 | { | |
371 | register XMSelect *s_ptr; /* Selection pointer to be returned. */ | |
372 | register int i; /* Loop counter. */ | |
177c0ea7 | 373 | |
e745ede7 DL |
374 | /* |
375 | * Is the selection number out of range? | |
376 | */ | |
377 | if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) { | |
378 | _XMErrorCode = XME_S_NOT_FOUND; | |
379 | return(NULL); | |
380 | } | |
381 | ||
382 | /* | |
383 | * Find the right selection. | |
384 | */ | |
385 | s_ptr = p_ptr->s_list->next; | |
386 | for (i = 0; i < s_num; i++) s_ptr = s_ptr->next; | |
387 | ||
388 | /* | |
389 | * Return successfully. | |
390 | */ | |
391 | _XMErrorCode = XME_NO_ERROR; | |
392 | return(s_ptr); | |
393 | } | |
394 | ||
395 | ||
396 | ||
397 | /* | |
398 | * _XMRecomputeGlobals - Internal subroutine to recompute menu wide | |
399 | * global values. | |
400 | */ | |
401 | _XMRecomputeGlobals(display, menu) | |
177c0ea7 | 402 | register Display *display; /*X11 display variable. */ |
e745ede7 DL |
403 | register XMenu *menu; /* Menu object to compute from. */ |
404 | { | |
405 | register XMPane *p_ptr; /* Pane pointer. */ | |
406 | register XMSelect *s_ptr; /* Selection pointer. */ | |
407 | ||
408 | register int max_p_label = 0; /* Maximum pane label width. */ | |
409 | register int max_s_label = 0; /* Maximum selection label width. */ | |
410 | register int s_count = 0; /* Maximum selection count. */ | |
411 | ||
412 | int p_s_pad; /* Pane <-> selection padding. */ | |
413 | int p_s_diff; /* Pane <-> selection separation. */ | |
414 | ||
415 | int p_height; /* Pane window height. */ | |
416 | int p_width; /* Pane window width. */ | |
417 | int s_width; /* Selection window width. */ | |
418 | ||
419 | int screen; /* DefaultScreen holder. */ | |
177c0ea7 | 420 | |
e745ede7 DL |
421 | /* |
422 | * For each pane... | |
423 | */ | |
424 | for ( | |
425 | p_ptr = menu->p_list->next; | |
426 | p_ptr != menu->p_list; | |
427 | p_ptr = p_ptr->next | |
428 | ){ | |
177c0ea7 | 429 | |
e745ede7 DL |
430 | /* |
431 | * Recompute maximum pane label width. | |
432 | */ | |
433 | max_p_label = max(max_p_label, p_ptr->label_width); | |
434 | ||
435 | /* | |
177c0ea7 | 436 | * Recompute maximum selection count. |
e745ede7 DL |
437 | */ |
438 | s_count = max(s_count, p_ptr->s_count); | |
439 | ||
440 | /* | |
441 | * For each selection in the current pane... | |
442 | */ | |
443 | for ( | |
444 | s_ptr = p_ptr->s_list->next; | |
445 | s_ptr != p_ptr->s_list; | |
446 | s_ptr = s_ptr->next | |
447 | ){ | |
448 | ||
449 | /* | |
450 | * Recompute maximum selection label width. | |
451 | */ | |
452 | max_s_label = max(max_s_label, s_ptr->label_width); | |
453 | } | |
454 | } | |
455 | ||
456 | /* | |
457 | * Recompute pane height. | |
458 | */ | |
459 | p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count); | |
460 | ||
461 | /* | |
462 | * Recompute horizontal padding between the pane window and the | |
463 | * selection windows. | |
464 | */ | |
465 | p_s_pad = menu->p_x_off << 1; | |
466 | ||
467 | /* | |
468 | * Recompute pane and selection window widths. | |
469 | * This is done by first computing the window sizes from the maximum | |
470 | * label widths. If the spacing between the selection window and the | |
471 | * containing pane window is less than the pane selection padding value | |
472 | * (twice the pane X offset) then change the size of the pane to be | |
473 | * the size of the selection window plus the padding. If, however the | |
474 | * spacing between the selection window and the containing pane window | |
475 | * is more than the pane selection padding value increase the size of | |
476 | * the selection to its maximum possible value (the pane width minus | |
477 | * the pane selection padding value). | |
478 | */ | |
479 | p_width = max_p_label + p_s_pad; | |
480 | s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1); | |
481 | p_s_diff = p_width - s_width; | |
482 | if (p_s_diff < p_s_pad) { | |
483 | p_width = s_width + p_s_pad; | |
484 | } | |
485 | else if (p_s_diff > p_s_pad) { | |
486 | s_width = p_width - p_s_pad; | |
487 | } | |
488 | ||
489 | /* | |
490 | * Reset menu wide global values. | |
491 | */ | |
492 | menu->s_count = s_count; | |
493 | menu->p_height = p_height; | |
494 | menu->p_width = p_width; | |
495 | menu->s_width = s_width; | |
496 | ||
177c0ea7 | 497 | /* |
e745ede7 DL |
498 | * Ensure that the origin of the menu is placed so that |
499 | * None of the panes ore selections are off the screen. | |
500 | */ | |
501 | screen = DefaultScreen(display); | |
502 | if (menu->x_pos + menu->width > DisplayWidth(display, screen)) | |
503 | menu->x_pos = DisplayWidth(display, screen) - menu->width; | |
504 | else if (menu->x_pos < 0) menu->x_pos = 0; | |
505 | if(menu->y_pos + menu->height > DisplayHeight(display, screen)) | |
506 | menu->y_pos = DisplayHeight(display, screen) - menu->height; | |
507 | else if (menu->y_pos < 0) menu->y_pos = 0; | |
508 | } | |
509 | ||
510 | ||
511 | /* | |
512 | * _XMRecomputePane - Internal subroutine to recompute pane | |
513 | * window dependencies. | |
514 | */ | |
515 | int | |
516 | _XMRecomputePane(display, menu, p_ptr, p_num) | |
517 | register Display *display; /* Standard X display variable. */ | |
518 | register XMenu *menu; /* Menu object being recomputed. */ | |
519 | register XMPane *p_ptr; /* Pane pointer. */ | |
520 | register int p_num; /* Pane sequence number. */ | |
521 | { | |
522 | register int window_x; /* Recomputed window X coordinate. */ | |
523 | register int window_y; /* Recomputed window Y coordinate. */ | |
177c0ea7 | 524 | |
e745ede7 DL |
525 | unsigned long change_mask; /* Value mask to reconfigure window. */ |
526 | XWindowChanges *changes; /* Values to use in configure window. */ | |
177c0ea7 | 527 | |
e745ede7 DL |
528 | register Bool config_p = False; /* Reconfigure pane window? */ |
529 | ||
530 | /* | |
531 | * Update the pane serial number. | |
532 | */ | |
533 | p_ptr->serial = p_num; | |
534 | ||
535 | /* | |
536 | * Recompute window X and Y coordinates. | |
537 | */ | |
538 | switch (menu->menu_style) { | |
539 | case LEFT: | |
540 | window_x = menu->p_x_off * ((menu->p_count - 1) - p_num); | |
541 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
542 | break; | |
543 | case RIGHT: | |
544 | window_x = menu->p_x_off * p_num; | |
545 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
546 | break; | |
547 | case CENTER: | |
548 | window_x = 0; | |
549 | window_y = menu->p_y_off * ((menu->p_count - 1) - p_num); | |
550 | break; | |
551 | default: | |
552 | /* Error! Invalid style parameter. */ | |
553 | _XMErrorCode = XME_STYLE_PARAM; | |
554 | return(_FAILURE); | |
555 | } | |
556 | window_x += menu->x_pos; | |
557 | window_y += menu->y_pos; | |
558 | ||
559 | /* | |
177c0ea7 | 560 | * If the newly compute pane coordinates differ from the |
e745ede7 DL |
561 | * current coordinates, reset the current coordinates and |
562 | * reconfigure the pane. | |
563 | */ | |
564 | if ( | |
565 | (window_x != p_ptr->window_x) || | |
566 | (window_y != p_ptr->window_y) | |
567 | ){ | |
568 | /* | |
569 | * Reset the coordinates and schedule | |
570 | * the pane for reconfiguration. | |
571 | */ | |
572 | p_ptr->window_x = window_x; | |
573 | p_ptr->window_y = window_y; | |
574 | config_p = True; | |
575 | } | |
576 | ||
577 | /* | |
578 | * If the local pane width and height differs from the | |
579 | * menu pane width and height, reset the local values. | |
580 | */ | |
581 | if ( | |
582 | (p_ptr->window_w != menu->p_width) || | |
583 | (p_ptr->window_h != menu->p_height) | |
584 | ){ | |
585 | /* | |
586 | * Reset window width and height and schedule | |
587 | * the pane for reconfiguration. | |
588 | */ | |
589 | p_ptr->window_w = menu->p_width; | |
590 | p_ptr->window_h = menu->p_height; | |
591 | config_p = True; | |
592 | } | |
593 | ||
594 | /* | |
595 | * If we need to reconfigure the pane window do it now. | |
596 | */ | |
597 | if (config_p == True) { | |
598 | /* | |
599 | * If the pane window has already been created then | |
600 | * reconfigure the existing window, otherwise queue | |
601 | * it for creation with the new configuration. | |
602 | */ | |
603 | if (p_ptr->window) { | |
604 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
605 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
606 | changes->x = p_ptr->window_x; | |
607 | changes->y = p_ptr->window_y; | |
608 | changes->width = p_ptr->window_w; | |
609 | changes->height = p_ptr->window_h; | |
177c0ea7 | 610 | |
e745ede7 DL |
611 | XConfigureWindow( |
612 | display, | |
613 | p_ptr->window, | |
614 | change_mask, | |
615 | changes | |
616 | ); | |
617 | free(changes); | |
177c0ea7 | 618 | |
e745ede7 DL |
619 | } |
620 | else { | |
621 | if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) { | |
622 | return(_FAILURE); | |
623 | } | |
624 | } | |
625 | } | |
177c0ea7 | 626 | |
e745ede7 DL |
627 | /* |
628 | * Recompute label X position. | |
629 | */ | |
630 | switch (menu->p_style) { | |
631 | case LEFT: | |
632 | p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad; | |
633 | break; | |
634 | case RIGHT: | |
635 | p_ptr->label_x = menu->p_width - | |
636 | (p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad); | |
637 | break; | |
638 | case CENTER: | |
639 | p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1; | |
640 | break; | |
641 | default: | |
642 | /* Error! Invalid style parameter. */ | |
643 | _XMErrorCode = XME_STYLE_PARAM; | |
644 | return(_FAILURE); | |
645 | } | |
646 | /* | |
647 | * Recompute label Y positions. | |
648 | */ | |
649 | p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent; | |
650 | p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent); | |
651 | ||
652 | /* | |
653 | * All went well, return successfully. | |
654 | */ | |
655 | _XMErrorCode = XME_NO_ERROR; | |
656 | return(_SUCCESS); | |
657 | } | |
658 | ||
659 | ||
660 | ||
661 | /* | |
662 | * _XMRecomputeSelection - Internal subroutine to recompute | |
663 | * selection window dependencies. | |
664 | */ | |
665 | int | |
666 | _XMRecomputeSelection(display, menu, s_ptr, s_num) | |
667 | register Display *display; | |
668 | register XMenu *menu; /* Menu object being recomputed. */ | |
669 | register XMSelect *s_ptr; /* Selection pointer. */ | |
670 | register int s_num; /* Selection sequence number. */ | |
671 | { | |
672 | register Bool config_s = False; /* Reconfigure selection window? */ | |
673 | XWindowChanges *changes; /* Values to change in configure. */ | |
674 | unsigned long change_mask; /* Value mask for XConfigureWindow. */ | |
177c0ea7 | 675 | |
e745ede7 DL |
676 | /* |
677 | * If the selection serial numbers are out of order, begin | |
678 | * resequencing selections. Recompute selection window coordinates | |
679 | * and serial number. | |
680 | * | |
681 | * When selections are created they are given a serial number of | |
682 | * -1, this causes this routine to give a new selection | |
683 | * its initial coordinates and serial number. | |
684 | */ | |
685 | if (s_ptr->serial != s_num) { | |
686 | /* | |
687 | * Fix the sequence number. | |
688 | */ | |
689 | s_ptr->serial = s_num; | |
690 | /* | |
691 | * Recompute window X and Y coordinates. | |
692 | */ | |
693 | s_ptr->window_x = menu->s_x_off; | |
694 | s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num); | |
695 | /* | |
696 | * We must reconfigure the window. | |
697 | */ | |
698 | config_s = True; | |
699 | } | |
700 | ||
701 | /* | |
702 | * If the local selection width and height differs from the | |
703 | * menu selection width and height, reset the local values. | |
704 | */ | |
705 | if ( | |
706 | (s_ptr->window_w != menu->s_width) || | |
707 | (s_ptr->window_h != menu->s_height) | |
708 | ){ | |
709 | /* | |
710 | * We must reconfigure the window. | |
711 | */ | |
712 | config_s = True; | |
713 | /* | |
714 | * Reset window width and height. | |
715 | */ | |
716 | s_ptr->window_w = menu->s_width; | |
717 | s_ptr->window_h = menu->s_height; | |
718 | } | |
719 | ||
720 | /* | |
721 | * If we need to reconfigure the selection window do it now. | |
722 | */ | |
723 | if (config_s == True) { | |
724 | /* | |
725 | * If the selection window has already been created then | |
726 | * reconfigure the existing window, otherwise queue it | |
727 | * for creation with the new configuration. | |
728 | */ | |
729 | if (s_ptr->window) { | |
730 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
731 | change_mask = (CWX | CWY | CWWidth | CWHeight); | |
732 | changes = (XWindowChanges *)malloc(sizeof(XWindowChanges)); | |
733 | changes->x = s_ptr->window_x; | |
734 | changes->y = s_ptr->window_y; | |
735 | changes->width = s_ptr->window_w; | |
736 | changes->height = s_ptr->window_h; | |
177c0ea7 | 737 | |
e745ede7 DL |
738 | XConfigureWindow( |
739 | display, | |
740 | s_ptr->window, | |
741 | change_mask, | |
742 | changes | |
743 | ); | |
744 | free(changes); | |
177c0ea7 | 745 | |
e745ede7 DL |
746 | } |
747 | else { | |
748 | if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) { | |
749 | return(_FAILURE); | |
750 | } | |
751 | } | |
752 | } | |
753 | ||
754 | /* | |
755 | * Recompute label X position. | |
756 | */ | |
757 | switch (menu->s_style) { | |
758 | case LEFT: | |
759 | s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x; | |
760 | break; | |
761 | case RIGHT: | |
762 | s_ptr->label_x = s_ptr->window_x + menu->s_width - | |
763 | (s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad); | |
764 | break; | |
765 | case CENTER: | |
766 | s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1); | |
767 | break; | |
768 | default: | |
769 | /* Error! Invalid style parameter. */ | |
770 | _XMErrorCode = XME_STYLE_PARAM; | |
771 | return(_FAILURE); | |
772 | } | |
773 | /* | |
774 | * Recompute label Y position. | |
775 | */ | |
776 | s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width; | |
177c0ea7 | 777 | |
e745ede7 DL |
778 | /* |
779 | * All went well, return successfully. | |
780 | */ | |
781 | _XMErrorCode = XME_NO_ERROR; | |
782 | return(_SUCCESS); | |
783 | } | |
784 | ||
785 | ||
786 | ||
787 | /* | |
788 | * _XMTransToOrigin - Internal subroutine to translate the point at | |
177c0ea7 | 789 | * the center of the current pane and selection to the |
e745ede7 DL |
790 | * the menu origin. |
791 | * | |
792 | * WARNING! ****** Be certain that all menu dependencies have been | |
793 | * recomputed before calling this routine or | |
794 | * unpredictable results will follow. | |
795 | */ | |
796 | _XMTransToOrigin(display, menu, p_ptr, s_ptr, x_pos, y_pos, orig_x, orig_y) | |
797 | Display *display; /* Not used. Included for consistency. */ | |
798 | register XMenu *menu; /* Menu being computed against. */ | |
799 | register XMPane *p_ptr; /* Current pane pointer. */ | |
800 | register XMSelect *s_ptr; /* Current selection pointer. */ | |
801 | int x_pos; /* X coordinate of point to translate. */ | |
802 | int y_pos; /* Y coordinate of point to translate. */ | |
803 | int *orig_x; /* Return value X coord. of the menu origin. */ | |
804 | int *orig_y; /* Return value Y coord. of the menu origin. */ | |
805 | { | |
806 | register int l_orig_x; /* Local X coordinate of the menu origin. */ | |
807 | register int l_orig_y; /* Local Y coordinate of the menu origin. */ | |
177c0ea7 | 808 | |
e745ede7 DL |
809 | /* |
810 | * Translate the menu origin such that the cursor hot point will be in the | |
811 | * center of the desired current selection and pane. | |
812 | * If the current selection pointer is NULL then assume that the hot point | |
813 | * will be in the center of the current pane flag. | |
814 | */ | |
815 | ||
816 | if (s_ptr == NULL) { | |
817 | /* | |
818 | * Translate from the center of the pane flag to the upper left | |
819 | * of the current pane window. | |
820 | */ | |
821 | l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width; | |
822 | l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width; | |
823 | } | |
824 | else { | |
825 | /* | |
826 | * First translate from the center of the current selection | |
827 | * to the upper left of the current selection window. | |
828 | */ | |
829 | l_orig_x = x_pos - (menu->s_width >> 1); | |
830 | l_orig_y = y_pos - (menu->s_height >> 1); | |
831 | ||
832 | /* | |
833 | * Then translate to the upper left of the current pane window. | |
834 | */ | |
835 | l_orig_x -= (s_ptr->window_x + menu->p_bdr_width); | |
836 | l_orig_y -= (s_ptr->window_y + menu->p_bdr_width); | |
837 | } | |
838 | ||
839 | /* | |
840 | * Finally translate to the upper left of the menu. | |
841 | */ | |
842 | l_orig_x -= (p_ptr->window_x - menu->x_pos); | |
843 | l_orig_y -= (p_ptr->window_y - menu->y_pos); | |
844 | ||
845 | /* | |
846 | * Set the return values. | |
847 | */ | |
848 | *orig_x = l_orig_x; | |
849 | *orig_y = l_orig_y; | |
850 | } | |
851 | ||
852 | /* | |
853 | * _XMRefreshPane - Internal subroutine to completely refresh | |
854 | * the contents of a pane. | |
855 | */ | |
856 | _XMRefreshPane(display, menu, pane) | |
857 | register Display *display; | |
858 | register XMenu *menu; | |
859 | register XMPane *pane; | |
860 | { | |
861 | register XMSelect *s_list = pane->s_list; | |
862 | register XMSelect *s_ptr; | |
863 | ||
864 | /* | |
177c0ea7 | 865 | * First clear the pane. |
e745ede7 DL |
866 | */ |
867 | XClearWindow(display, pane->window); | |
868 | if (!pane->activated) { | |
869 | XFillRectangle(display, | |
870 | pane->window, | |
871 | menu->inverse_select_GC, | |
872 | pane->label_x - menu->p_fnt_pad, | |
873 | pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
874 | pane->label_width + (menu->p_fnt_pad << 1), | |
875 | menu->flag_height); | |
876 | ||
877 | XFillRectangle(display, | |
878 | pane->window, | |
879 | menu->inverse_select_GC, | |
880 | pane->label_x - menu->p_fnt_pad, | |
881 | pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad, | |
882 | pane->label_width + (menu->p_fnt_pad << 1), | |
883 | menu->flag_height); | |
884 | } | |
885 | if (!pane->active) { | |
886 | XDrawString(display, | |
887 | pane->window, | |
888 | menu->inact_GC, | |
889 | pane->label_x, pane->label_uy, | |
890 | pane->label, pane->label_length); | |
891 | XDrawString(display, | |
892 | pane->window, | |
893 | menu->inact_GC, | |
894 | pane->label_x, pane->label_ly, | |
895 | pane->label, pane->label_length); | |
896 | } | |
897 | else { | |
898 | XDrawString(display, | |
899 | pane->window, | |
900 | menu->pane_GC, | |
901 | pane->label_x, pane->label_uy, | |
902 | pane->label, pane->label_length); | |
903 | XDrawString(display, | |
904 | pane->window, | |
905 | menu->pane_GC, | |
906 | pane->label_x, pane->label_ly, | |
907 | pane->label, pane->label_length); | |
908 | ||
909 | /* | |
910 | * Finally refresh each selection if the pane is activated. | |
911 | */ | |
912 | if (pane->activated) { | |
913 | for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next) | |
914 | _XMRefreshSelection(display, menu, s_ptr); | |
915 | } | |
916 | } | |
917 | } | |
177c0ea7 JB |
918 | |
919 | ||
e745ede7 DL |
920 | |
921 | ||
922 | /* | |
177c0ea7 | 923 | * _XMRefreshSelection - Internal subroutine that refreshes |
e745ede7 DL |
924 | * a single selection window. |
925 | */ | |
926 | _XMRefreshSelection(display, menu, select) | |
927 | register Display *display; | |
928 | register XMenu *menu; | |
929 | register XMSelect *select; | |
930 | { | |
931 | register int width = select->window_w; | |
932 | register int height = select->window_h; | |
933 | register int bdr_width = menu->s_bdr_width; | |
177c0ea7 | 934 | |
e745ede7 DL |
935 | if (select->type == SEPARATOR) { |
936 | XDrawLine(display, | |
937 | select->parent_p->window, | |
938 | menu->normal_select_GC, | |
939 | select->window_x, | |
940 | select->window_y + height / 2, | |
941 | select->window_x + width, | |
942 | select->window_y + height / 2); | |
943 | } | |
944 | else if (select->activated) { | |
945 | if (menu->menu_mode == INVERT) { | |
177c0ea7 | 946 | XFillRectangle(display, |
e745ede7 DL |
947 | select->parent_p->window, |
948 | menu->normal_select_GC, | |
949 | select->window_x, select->window_y, | |
177c0ea7 | 950 | width, height); |
e745ede7 DL |
951 | XDrawString(display, |
952 | select->parent_p->window, | |
953 | menu->inverse_select_GC, | |
954 | select->label_x, | |
955 | select->label_y, | |
956 | select->label, select->label_length); | |
957 | } | |
958 | else { | |
959 | /* | |
960 | * Using BOX mode. | |
961 | * Since most drawing routines with arbitrary width lines | |
962 | * are slow compared to raster-ops lets use a raster-op to | |
963 | * draw the boxes. | |
964 | */ | |
177c0ea7 | 965 | |
e745ede7 DL |
966 | XDrawRectangle(display, |
967 | select->parent_p->window, | |
968 | menu->normal_select_GC, | |
969 | select->window_x + (bdr_width >> 1), | |
970 | select->window_y + (bdr_width >> 1 ), | |
971 | width - bdr_width, | |
972 | height - bdr_width); | |
973 | XDrawString(display, | |
974 | select->parent_p->window, | |
975 | menu->normal_select_GC, | |
976 | select->label_x, | |
977 | select->label_y, | |
978 | select->label, select->label_length); | |
979 | } | |
980 | } | |
981 | else { | |
177c0ea7 | 982 | XClearArea(display, |
e745ede7 DL |
983 | select->parent_p->window, |
984 | select->window_x, select->window_y, | |
985 | width, height, | |
986 | False); | |
987 | if (select->active) { | |
988 | XDrawString(display, | |
989 | select->parent_p->window, | |
990 | menu->normal_select_GC, | |
991 | select->label_x, | |
992 | select->label_y, | |
993 | select->label, select->label_length); | |
994 | } | |
995 | else { | |
996 | XDrawString(display, | |
997 | select->parent_p->window, | |
998 | menu->inact_GC, | |
999 | select->label_x, | |
1000 | select->label_y, | |
1001 | select->label, select->label_length); | |
1002 | } | |
1003 | } | |
1004 | } | |
1005 | ||
6b61353c KH |
1006 | /* arch-tag: 3ac61957-0852-4e72-8b88-7dfab1a5dee9 |
1007 | (do not change this comment) */ |