Separate theme options for osd prompt buttons.
[dana/openbox.git] / openbox / popup.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    popup.c for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003-2007   Dana Jansens
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "popup.h"
21
22 #include "openbox.h"
23 #include "frame.h"
24 #include "client.h"
25 #include "stacking.h"
26 #include "event.h"
27 #include "screen.h"
28 #include "obrender/render.h"
29 #include "obrender/theme.h"
30
31 ObPopup *popup_new(void)
32 {
33     XSetWindowAttributes attrib;
34     ObPopup *self = g_slice_new0(ObPopup);
35
36     self->obwin.type = OB_WINDOW_CLASS_INTERNAL;
37     self->gravity = NorthWestGravity;
38     self->x = self->y = self->textw = self->h = 0;
39     self->a_bg = RrAppearanceCopy(ob_rr_theme->osd_bg);
40     self->a_text = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
41     self->iconwm = self->iconhm = 1;
42
43     attrib.override_redirect = True;
44     self->bg = XCreateWindow(obt_display, obt_root(ob_screen),
45                              0, 0, 1, 1, 0, RrDepth(ob_rr_inst),
46                              InputOutput, RrVisual(ob_rr_inst),
47                              CWOverrideRedirect, &attrib);
48
49     self->text = XCreateWindow(obt_display, self->bg,
50                                0, 0, 1, 1, 0, RrDepth(ob_rr_inst),
51                                InputOutput, RrVisual(ob_rr_inst), 0, NULL);
52
53     XSetWindowBorderWidth(obt_display, self->bg, ob_rr_theme->obwidth);
54     XSetWindowBorder(obt_display, self->bg,
55                      RrColorPixel(ob_rr_theme->osd_border_color));
56
57     XMapWindow(obt_display, self->text);
58
59     stacking_add(INTERNAL_AS_WINDOW(self));
60     window_add(&self->bg, INTERNAL_AS_WINDOW(self));
61     return self;
62 }
63
64 void popup_free(ObPopup *self)
65 {
66     if (self) {
67         popup_hide(self); /* make sure it's not showing or is being delayed and
68                              will be shown */
69         XDestroyWindow(obt_display, self->bg);
70         XDestroyWindow(obt_display, self->text);
71         RrAppearanceFree(self->a_bg);
72         RrAppearanceFree(self->a_text);
73         window_remove(self->bg);
74         stacking_remove(self);
75         g_slice_free(ObPopup, self);
76     }
77 }
78
79 void popup_position(ObPopup *self, gint gravity, gint x, gint y)
80 {
81     self->gravity = gravity;
82     self->x = x;
83     self->y = y;
84 }
85
86 void popup_text_width(ObPopup *self, gint w)
87 {
88     self->textw = w;
89 }
90
91 void popup_min_width(ObPopup *self, gint minw)
92 {
93     self->minw = minw;
94 }
95
96 void popup_max_width(ObPopup *self, gint maxw)
97 {
98     self->maxw = maxw;
99 }
100
101 void popup_height(ObPopup *self, gint h)
102 {
103     gint texth;
104
105     /* don't let the height be smaller than the text */
106     texth = RrMinHeight(self->a_text) + ob_rr_theme->paddingy * 2;
107     self->h = MAX(h, texth);
108 }
109
110 void popup_text_width_to_string(ObPopup *self, gchar *text)
111 {
112     if (text[0] != '\0') {
113         self->a_text->texture[0].data.text.string = text;
114         self->textw = RrMinWidth(self->a_text);
115     } else
116         self->textw = 0;
117 }
118
119 void popup_height_to_string(ObPopup *self, gchar *text)
120 {
121     self->h = RrMinHeight(self->a_text) + ob_rr_theme->paddingy * 2;
122 }
123
124 void popup_text_width_to_strings(ObPopup *self, gchar **strings, gint num)
125 {
126     gint i, maxw;
127
128     maxw = 0;
129     for (i = 0; i < num; ++i) {
130         popup_text_width_to_string(self, strings[i]);
131         maxw = MAX(maxw, self->textw);
132     }
133     self->textw = maxw;
134 }
135
136 void popup_set_text_align(ObPopup *self, RrJustify align)
137 {
138     self->a_text->texture[0].data.text.justify = align;
139 }
140
141 static gboolean popup_show_timeout(gpointer data)
142 {
143     ObPopup *self = data;
144
145     XMapWindow(obt_display, self->bg);
146     stacking_raise(INTERNAL_AS_WINDOW(self));
147     self->mapped = TRUE;
148     self->delay_mapped = FALSE;
149     self->delay_timer = 0;
150
151     return FALSE; /* don't repeat */
152 }
153
154 void popup_delay_show(ObPopup *self, gulong msec, gchar *text)
155 {
156     gint l, t, r, b;
157     gint x, y, w, h;
158     guint m;
159     gint emptyx, emptyy; /* empty space between elements */
160     gint textx, texty, textw, texth;
161     gint iconx, icony, iconw, iconh;
162     const Rect *area;
163     Rect mon;
164     gboolean hasicon = self->hasicon;
165
166     /* when there is no icon and the text is not parent relative, then
167        fill the whole dialog with the text appearance, don't use the bg at all
168     */
169     if (hasicon || self->a_text->surface.grad == RR_SURFACE_PARENTREL)
170         RrMargins(self->a_bg, &l, &t, &r, &b);
171     else
172         l = t = r = b = 0;
173
174     /* set up the textures */
175     self->a_text->texture[0].data.text.string = text;
176
177     /* measure the text out */
178     if (text[0] != '\0') {
179         RrMinSize(self->a_text, &textw, &texth);
180     } else {
181         textw = 0;
182         texth = RrMinHeight(self->a_text);
183     }
184
185     /* get the height, which is also used for the icon width */
186     emptyy = t + b + ob_rr_theme->paddingy * 2;
187     if (self->h)
188         texth = self->h - emptyy;
189     h = texth * self->iconhm + emptyy;
190
191     if (self->textw)
192         textw = self->textw;
193
194     iconx = textx = l + ob_rr_theme->paddingx;
195
196     emptyx = l + r + ob_rr_theme->paddingx * 2;
197     if (hasicon) {
198         iconw = texth * self->iconwm;
199         iconh = texth * self->iconhm;
200         textx += iconw + ob_rr_theme->paddingx;
201         if (textw)
202             emptyx += ob_rr_theme->paddingx; /* between the icon and text */
203         icony = (h - iconh - emptyy) / 2 + t + ob_rr_theme->paddingy;
204     } else
205         iconw = 0;
206
207     texty = (h - texth - emptyy) / 2 + t + ob_rr_theme->paddingy;
208
209     /* when there is no icon, then fill the whole dialog with the text
210        appearance
211     */
212     if (!hasicon)
213     {
214         textx = texty = 0;
215         texth += emptyy;
216         textw += emptyx;
217         emptyx = emptyy = 0;
218     }
219
220     w = textw + emptyx + iconw;
221     /* cap it at maxw/minw */
222     if (self->maxw) w = MIN(w, self->maxw);
223     if (self->minw) w = MAX(w, self->minw);
224     textw = w - emptyx - iconw;
225
226     /* sanity checks to avoid crashes! */
227     if (w < 1) w = 1;
228     if (h < 1) h = 1;
229     if (texth < 1) texth = 1;
230
231     /* set up the x coord */
232     x = self->x;
233     switch (self->gravity) {
234     case NorthGravity: case CenterGravity: case SouthGravity:
235         x -= w / 2;
236         break;
237     case NorthEastGravity: case EastGravity: case SouthEastGravity:
238         x -= w;
239         break;
240     }
241
242     /* set up the y coord */
243     y = self->y;
244     switch (self->gravity) {
245     case WestGravity: case CenterGravity: case EastGravity:
246         y -= h / 2;
247         break;
248     case SouthWestGravity: case SouthGravity: case SouthEastGravity:
249         y -= h;
250         break;
251     }
252
253     /* Find the monitor which contains the biggest part of the popup.
254      * If the popup is completely off screen, limit it to the intersection
255      * of all monitors and then try again. If it's still off screen, put it
256      * on monitor 0. */
257     RECT_SET(mon, x, y, w, h);
258     m = screen_find_monitor(&mon);
259     area = screen_physical_area_monitor(m);
260
261     x=MAX(MIN(x, area->x+area->width-w),area->x);
262     y=MAX(MIN(y, area->y+area->height-h),area->y);
263
264     if (m == screen_num_monitors) {
265         RECT_SET(mon, x, y, w, h);
266         m = screen_find_monitor(&mon);
267         if (m == screen_num_monitors)
268             m = 0;
269         area = screen_physical_area_monitor(m);
270
271         x=MAX(MIN(x, area->x+area->width-w),area->x);
272         y=MAX(MIN(y, area->y+area->height-h),area->y);
273     }
274
275     /* set the windows/appearances up */
276     XMoveResizeWindow(obt_display, self->bg, x, y, w, h);
277     /* when there is no icon and the text is not parent relative, then
278        fill the whole dialog with the text appearance, don't use the bg at all
279     */
280     if (hasicon || self->a_text->surface.grad == RR_SURFACE_PARENTREL)
281         RrPaint(self->a_bg, self->bg, w, h);
282
283     if (textw) {
284         self->a_text->surface.parent = self->a_bg;
285         self->a_text->surface.parentx = textx;
286         self->a_text->surface.parenty = texty;
287         XMoveResizeWindow(obt_display, self->text, textx, texty, textw, texth);
288         RrPaint(self->a_text, self->text, textw, texth);
289     }
290
291     if (hasicon)
292         self->draw_icon(iconx, icony, iconw, iconh, self->draw_icon_data);
293
294     /* do the actual showing */
295     if (!self->mapped) {
296         if (msec) {
297             /* don't kill previous show timers */
298             if (!self->delay_mapped) {
299                 self->delay_timer =
300                     g_timeout_add(msec, popup_show_timeout, self);
301                 self->delay_mapped = TRUE;
302             }
303         } else {
304             popup_show_timeout(self);
305         }
306     }
307 }
308
309 void popup_hide(ObPopup *self)
310 {
311     if (self->mapped) {
312         gulong ignore_start;
313
314         /* kill enter events cause by this unmapping */
315         ignore_start = event_start_ignore_all_enters();
316
317         XUnmapWindow(obt_display, self->bg);
318         self->mapped = FALSE;
319
320         event_end_ignore_all_enters(ignore_start);
321     } else if (self->delay_mapped) {
322         g_source_remove(self->delay_timer);
323         self->delay_timer = 0;
324         self->delay_mapped = FALSE;
325     }
326 }
327
328 static void icon_popup_draw_icon(gint x, gint y, gint w, gint h, gpointer data)
329 {
330     ObIconPopup *self = data;
331
332     self->a_icon->surface.parent = self->popup->a_bg;
333     self->a_icon->surface.parentx = x;
334     self->a_icon->surface.parenty = y;
335     XMoveResizeWindow(obt_display, self->icon, x, y, w, h);
336     RrPaint(self->a_icon, self->icon, w, h);
337 }
338
339 ObIconPopup *icon_popup_new(void)
340 {
341     ObIconPopup *self;
342
343     self = g_slice_new0(ObIconPopup);
344     self->popup = popup_new();
345     self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
346     self->icon = XCreateWindow(obt_display, self->popup->bg,
347                                0, 0, 1, 1, 0,
348                                RrDepth(ob_rr_inst), InputOutput,
349                                RrVisual(ob_rr_inst), 0, NULL);
350     XMapWindow(obt_display, self->icon);
351
352     self->popup->hasicon = TRUE;
353     self->popup->draw_icon = icon_popup_draw_icon;
354     self->popup->draw_icon_data = self;
355
356     return self;
357 }
358
359 void icon_popup_free(ObIconPopup *self)
360 {
361     if (self) {
362         XDestroyWindow(obt_display, self->icon);
363         RrAppearanceFree(self->a_icon);
364         popup_free(self->popup);
365         g_slice_free(ObIconPopup, self);
366     }
367 }
368
369 void icon_popup_delay_show(ObIconPopup *self, gulong msec,
370                            gchar *text, RrImage *icon)
371 {
372     if (icon) {
373         RrAppearanceClearTextures(self->a_icon);
374         self->a_icon->texture[0].type = RR_TEXTURE_IMAGE;
375         self->a_icon->texture[0].data.image.alpha = 0xff;
376         self->a_icon->texture[0].data.image.image = icon;
377     } else {
378         RrAppearanceClearTextures(self->a_icon);
379         self->a_icon->texture[0].type = RR_TEXTURE_NONE;
380     }
381
382     popup_delay_show(self->popup, msec, text);
383 }
384
385 void icon_popup_icon_size_multiplier(ObIconPopup *self, guint wm, guint hm)
386 {
387     /* cap them at 1 */
388     self->popup->iconwm = MAX(1, wm);
389     self->popup->iconhm = MAX(1, hm);
390 }
391
392 static void pager_popup_draw_icon(gint px, gint py, gint w, gint h,
393                                   gpointer data)
394 {
395     ObPagerPopup *self = data;
396     gint x, y;
397     guint rown, n;
398     guint horz_inc;
399     guint vert_inc;
400     guint r, c;
401     gint eachw, eachh;
402     const guint cols = screen_desktop_layout.columns;
403     const guint rows = screen_desktop_layout.rows;
404     const gint linewidth = ob_rr_theme->obwidth;
405
406     eachw = (w - ((cols + 1) * linewidth)) / cols;
407     eachh = (h - ((rows + 1) * linewidth)) / rows;
408     /* make them squares */
409     eachw = eachh = MIN(eachw, eachh);
410
411     /* center */
412     px += (w - (cols * (eachw + linewidth) + linewidth)) / 2;
413     py += (h - (rows * (eachh + linewidth) + linewidth)) / 2;
414
415     if (eachw <= 0 || eachh <= 0)
416         return;
417
418     switch (screen_desktop_layout.orientation) {
419     case OB_ORIENTATION_HORZ:
420         switch (screen_desktop_layout.start_corner) {
421         case OB_CORNER_TOPLEFT:
422             n = 0;
423             horz_inc = 1;
424             vert_inc = cols;
425             break;
426         case OB_CORNER_TOPRIGHT:
427             n = cols - 1;
428             horz_inc = -1;
429             vert_inc = cols;
430             break;
431         case OB_CORNER_BOTTOMRIGHT:
432             n = rows * cols - 1;
433             horz_inc = -1;
434             vert_inc = -screen_desktop_layout.columns;
435             break;
436         case OB_CORNER_BOTTOMLEFT:
437             n = (rows - 1) * cols;
438             horz_inc = 1;
439             vert_inc = -cols;
440             break;
441         default:
442             g_assert_not_reached();
443         }
444         break;
445     case OB_ORIENTATION_VERT:
446         switch (screen_desktop_layout.start_corner) {
447         case OB_CORNER_TOPLEFT:
448             n = 0;
449             horz_inc = rows;
450             vert_inc = 1;
451             break;
452         case OB_CORNER_TOPRIGHT:
453             n = rows * (cols - 1);
454             horz_inc = -rows;
455             vert_inc = 1;
456             break;
457         case OB_CORNER_BOTTOMRIGHT:
458             n = rows * cols - 1;
459             horz_inc = -rows;
460             vert_inc = -1;
461             break;
462         case OB_CORNER_BOTTOMLEFT:
463             n = rows - 1;
464             horz_inc = rows;
465             vert_inc = -1;
466             break;
467         default:
468             g_assert_not_reached();
469         }
470         break;
471     default:
472         g_assert_not_reached();
473     }
474
475     rown = n;
476     for (r = 0, y = 0; r < rows; ++r, y += eachh + linewidth)
477     {
478         for (c = 0, x = 0; c < cols; ++c, x += eachw + linewidth)
479         {
480             RrAppearance *a;
481
482             if (n < self->desks) {
483                 a = (n == self->curdesk ? self->hilight : self->unhilight);
484
485                 a->surface.parent = self->popup->a_bg;
486                 a->surface.parentx = x + px;
487                 a->surface.parenty = y + py;
488                 XMoveResizeWindow(obt_display, self->wins[n],
489                                   x + px, y + py, eachw, eachh);
490                 RrPaint(a, self->wins[n], eachw, eachh);
491             }
492             n += horz_inc;
493         }
494         n = rown += vert_inc;
495     }
496 }
497
498 ObPagerPopup *pager_popup_new(void)
499 {
500     ObPagerPopup *self;
501
502     self = g_slice_new(ObPagerPopup);
503     self->popup = popup_new();
504
505     self->desks = 0;
506     self->wins = g_new(Window, self->desks);
507     self->hilight = RrAppearanceCopy(ob_rr_theme->osd_hilite_bg);
508     self->unhilight = RrAppearanceCopy(ob_rr_theme->osd_unhilite_bg);
509
510     self->popup->hasicon = TRUE;
511     self->popup->draw_icon = pager_popup_draw_icon;
512     self->popup->draw_icon_data = self;
513
514     return self;
515 }
516
517 void pager_popup_free(ObPagerPopup *self)
518 {
519     if (self) {
520         guint i;
521
522         for (i = 0; i < self->desks; ++i)
523             XDestroyWindow(obt_display, self->wins[i]);
524         g_free(self->wins);
525         RrAppearanceFree(self->hilight);
526         RrAppearanceFree(self->unhilight);
527         popup_free(self->popup);
528         g_slice_free(ObPagerPopup, self);
529     }
530 }
531
532 void pager_popup_delay_show(ObPagerPopup *self, gulong msec,
533                             gchar *text, guint desk)
534 {
535     guint i;
536
537     if (screen_num_desktops < self->desks)
538         for (i = screen_num_desktops; i < self->desks; ++i)
539             XDestroyWindow(obt_display, self->wins[i]);
540
541     if (screen_num_desktops != self->desks)
542         self->wins = g_renew(Window, self->wins, screen_num_desktops);
543
544     if (screen_num_desktops > self->desks)
545         for (i = self->desks; i < screen_num_desktops; ++i) {
546             XSetWindowAttributes attr;
547
548             attr.border_pixel =
549                 RrColorPixel(ob_rr_theme->osd_border_color);
550             self->wins[i] = XCreateWindow(obt_display, self->popup->bg,
551                                           0, 0, 1, 1, ob_rr_theme->obwidth,
552                                           RrDepth(ob_rr_inst), InputOutput,
553                                           RrVisual(ob_rr_inst), CWBorderPixel,
554                                           &attr);
555             XMapWindow(obt_display, self->wins[i]);
556         }
557
558     self->desks = screen_num_desktops;
559     self->curdesk = desk;
560
561     popup_delay_show(self->popup, msec, text);
562 }
563
564 void pager_popup_icon_size_multiplier(ObPagerPopup *self, guint wm, guint hm)
565 {
566     /* cap them at 1 */
567     self->popup->iconwm = MAX(1, wm);
568     self->popup->iconhm = MAX(1, hm);
569 }