Optimize panel updating a bit, changing _calculate_position() calls.
[lxde/lxpanel.git] / src / misc.c
1 /**
2 * Copyright (c) 2006-2014 LxDE Developers, see the file AUTHORS for details.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19 #include <X11/Xatom.h>
20 #include <X11/cursorfont.h>
21
22 #include <gtk/gtk.h>
23 #include <gdk/gdk.h>
24 #include <gdk/gdkx.h>
25 #include <ctype.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <stdio.h>
29 #include <stdarg.h>
30 #include <libfm/fm-gtk.h>
31
32 #include "misc.h"
33 #include "private.h"
34
35 #include "dbg.h"
36
37 /* data used by themed images buttons */
38 typedef struct {
39 FmIcon *icon;
40 guint theme_changed_handler;
41 GdkPixbuf* pixbuf;
42 GdkPixbuf* hilight;
43 gulong hicolor;
44 gint size; /* desired size */
45 } ImgData;
46
47 static GQuark img_data_id = 0;
48
49 static void on_theme_changed(GtkIconTheme* theme, GtkWidget* img);
50 static void _gtk_image_set_from_file_scaled(GtkWidget *img, ImgData *data);
51
52 /* X11 data types */
53 Atom a_UTF8_STRING;
54 Atom a_XROOTPMAP_ID;
55
56 /* old WM spec */
57 Atom a_WM_STATE;
58 Atom a_WM_CLASS;
59 Atom a_WM_DELETE_WINDOW;
60 Atom a_WM_PROTOCOLS;
61
62 /* new NET spec */
63 Atom a_NET_WORKAREA;
64 Atom a_NET_CLIENT_LIST;
65 Atom a_NET_CLIENT_LIST_STACKING;
66 Atom a_NET_NUMBER_OF_DESKTOPS;
67 Atom a_NET_CURRENT_DESKTOP;
68 Atom a_NET_DESKTOP_VIEWPORT;
69 Atom a_NET_DESKTOP_NAMES;
70 Atom a_NET_ACTIVE_WINDOW;
71 Atom a_NET_CLOSE_WINDOW;
72 Atom a_NET_SHOWING_DESKTOP;
73 Atom a_NET_SUPPORTED;
74 Atom a_NET_WM_STATE;
75 Atom a_NET_WM_STATE_SKIP_TASKBAR;
76 Atom a_NET_WM_STATE_SKIP_PAGER;
77 Atom a_NET_WM_STATE_STICKY;
78 Atom a_NET_WM_STATE_HIDDEN;
79 Atom a_NET_WM_STATE_SHADED;
80 Atom a_NET_WM_WINDOW_TYPE;
81 Atom a_NET_WM_WINDOW_TYPE_DESKTOP;
82 Atom a_NET_WM_WINDOW_TYPE_DOCK;
83 Atom a_NET_WM_WINDOW_TYPE_TOOLBAR;
84 Atom a_NET_WM_WINDOW_TYPE_MENU;
85 Atom a_NET_WM_WINDOW_TYPE_UTILITY;
86 Atom a_NET_WM_WINDOW_TYPE_SPLASH;
87 Atom a_NET_WM_WINDOW_TYPE_DIALOG;
88 Atom a_NET_WM_WINDOW_TYPE_NORMAL;
89 Atom a_NET_WM_DESKTOP;
90 Atom a_NET_WM_PID;
91 Atom a_NET_WM_NAME;
92 Atom a_NET_WM_VISIBLE_NAME;
93 Atom a_NET_WM_STRUT;
94 Atom a_NET_WM_STRUT_PARTIAL;
95 Atom a_NET_WM_ICON;
96 Atom a_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR;
97
98 /* SYSTEM TRAY spec */
99 Atom a_NET_SYSTEM_TRAY_OPCODE;
100 Atom a_NET_SYSTEM_TRAY_MESSAGE_DATA;
101 Atom a_NET_SYSTEM_TRAY_ORIENTATION;
102 Atom a_MANAGER;
103
104 Atom a_LXPANEL_CMD; /* for private client message */
105
106 /* if current window manager is EWMH conforming. */
107 gboolean is_ewmh_supported;
108
109 enum{
110 I_UTF8_STRING,
111 I_XROOTPMAP_ID,
112 I_WM_STATE,
113 I_WM_CLASS,
114 I_WM_DELETE_WINDOW,
115 I_WM_PROTOCOLS,
116
117 I_NET_WORKAREA,
118 I_NET_CLIENT_LIST,
119 I_NET_CLIENT_LIST_STACKING,
120 I_NET_NUMBER_OF_DESKTOPS,
121 I_NET_CURRENT_DESKTOP,
122 I_NET_DESKTOP_VIEWPORT,
123 I_NET_DESKTOP_NAMES,
124 I_NET_ACTIVE_WINDOW,
125 I_NET_SHOWING_DESKTOP,
126 I_NET_SUPPORTED,
127
128 I_NET_WM_STATE,
129 I_NET_WM_STATE_SKIP_TASKBAR,
130 I_NET_WM_STATE_SKIP_PAGER,
131 I_NET_WM_STATE_STICKY,
132 I_NET_WM_STATE_HIDDEN,
133 I_NET_WM_STATE_SHADED,
134 I_NET_WM_WINDOW_TYPE,
135
136 I_NET_WM_WINDOW_TYPE_DESKTOP,
137 I_NET_WM_WINDOW_TYPE_DOCK,
138 I_NET_WM_WINDOW_TYPE_TOOLBAR,
139 I_NET_WM_WINDOW_TYPE_MENU,
140 I_NET_WM_WINDOW_TYPE_UTILITY,
141 I_NET_WM_WINDOW_TYPE_SPLASH,
142 I_NET_WM_WINDOW_TYPE_DIALOG,
143 I_NET_WM_WINDOW_TYPE_NORMAL,
144 I_NET_WM_DESKTOP,
145 I_NET_WM_PID,
146 I_NET_WM_NAME,
147 I_NET_WM_VISIBLE_NAME,
148 I_NET_WM_STRUT,
149 I_NET_WM_STRUT_PARTIAL,
150 I_NET_WM_ICON,
151 I_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR,
152
153 I_NET_SYSTEM_TRAY_OPCODE,
154 I_NET_SYSTEM_TRAY_MESSAGE_DATA,
155 I_NET_SYSTEM_TRAY_ORIENTATION,
156 I_MANAGER,
157
158 I_LXPANEL_CMD,
159 N_ATOMS
160 };
161
162 pair allign_pair[] = {
163 { ALLIGN_NONE, "none" },
164 { ALLIGN_LEFT, "left" },
165 { ALLIGN_RIGHT, "right" },
166 { ALLIGN_CENTER, "center"},
167 { 0, NULL },
168 };
169
170 pair edge_pair[] = {
171 { EDGE_NONE, "none" },
172 { EDGE_LEFT, "left" },
173 { EDGE_RIGHT, "right" },
174 { EDGE_TOP, "top" },
175 { EDGE_BOTTOM, "bottom" },
176 { 0, NULL },
177 };
178
179 pair width_pair[] = {
180 { WIDTH_NONE, "none" },
181 { WIDTH_REQUEST, "request" },
182 { WIDTH_PIXEL, "pixel" },
183 { WIDTH_PERCENT, "percent" },
184 { 0, NULL },
185 };
186
187 pair height_pair[] = {
188 { HEIGHT_NONE, "none" },
189 { HEIGHT_PIXEL, "pixel" },
190 { 0, NULL },
191 };
192
193 pair bool_pair[] = {
194 { 0, "0" },
195 { 1, "1" },
196 { 0, NULL },
197 };
198
199 int
200 str2num(pair *p, const gchar *str, int defval)
201 {
202 ENTER;
203 for (;p && p->str; p++) {
204 if (!g_ascii_strcasecmp(str, p->str))
205 RET(p->num);
206 }
207 RET(defval);
208 }
209
210 const gchar *
211 num2str(pair *p, int num, const gchar *defval)
212 {
213 ENTER;
214 for (;p && p->str; p++) {
215 if (num == p->num)
216 RET(p->str);
217 }
218 RET(defval);
219 }
220
221 int buf_gets( char* buf, int len, char **fp )
222 {
223 char* p;
224 int i = 0;
225 if( !fp || !(p = *fp) || !**fp )
226 {
227 buf[0] = '\0';
228 return 0;
229 }
230
231 do
232 {
233 if( G_LIKELY( i < len ) )
234 {
235 buf[i] = *p;
236 ++i;
237 }
238 if( G_UNLIKELY(*p == '\n') )
239 {
240 ++p;
241 break;
242 }
243 }while( *(++p) );
244 buf[i] = '\0';
245 *fp = p;
246 return i;
247 }
248
249 extern int
250 lxpanel_put_line(FILE* fp, const char* format, ...)
251 {
252 static int indent = 0;
253 int i, ret;
254 va_list args;
255
256 if( strchr(format, '}') )
257 --indent;
258
259 for( i = 0; i < indent; ++i )
260 fputs( " ", fp );
261
262 va_start (args, format);
263 ret = vfprintf (fp, format, args);
264 va_end (args);
265
266 if( strchr(format, '{') )
267 ++indent;
268 fputc( '\n', fp ); /* add line break */
269 return (ret + 1);
270 }
271
272 extern int
273 lxpanel_get_line(char**fp, line *s)
274 {
275 gchar *tmp, *tmp2;
276
277 s->type = LINE_NONE;
278 if (!fp)
279 RET(s->type);
280 while (buf_gets(s->str, s->len, fp)) {
281
282 g_strstrip(s->str);
283
284 if (s->str[0] == '#' || s->str[0] == 0) {
285 continue;
286 }
287 if (!g_ascii_strcasecmp(s->str, "}")) {
288 s->type = LINE_BLOCK_END;
289 break;
290 }
291
292 s->t[0] = s->str;
293 for (tmp = s->str; isalnum(*tmp); tmp++);
294 for (tmp2 = tmp; isspace(*tmp2); tmp2++);
295 if (*tmp2 == '=') {
296 for (++tmp2; isspace(*tmp2); tmp2++);
297 s->t[1] = tmp2;
298 *tmp = 0;
299 s->type = LINE_VAR;
300 } else if (*tmp2 == '{') {
301 *tmp = 0;
302 s->type = LINE_BLOCK_START;
303 } else {
304 g_warning( "parser: unknown token: '%c'", *tmp2);
305 }
306 break;
307 }
308 return s->type;
309 }
310
311 void resolve_atoms()
312 {
313 static const char* atom_names[ N_ATOMS ];
314
315 atom_names[ I_UTF8_STRING ] = "UTF8_STRING";
316 atom_names[ I_XROOTPMAP_ID ] = "_XROOTPMAP_ID";
317 atom_names[ I_WM_STATE ] = "WM_STATE";
318 atom_names[ I_WM_CLASS ] = "WM_CLASS";
319 atom_names[ I_WM_DELETE_WINDOW ] = "WM_DELETE_WINDOW";
320 atom_names[ I_WM_PROTOCOLS ] = "WM_PROTOCOLS";
321 atom_names[ I_NET_WORKAREA ] = "_NET_WORKAREA";
322 atom_names[ I_NET_CLIENT_LIST ] = "_NET_CLIENT_LIST";
323 atom_names[ I_NET_CLIENT_LIST_STACKING ] = "_NET_CLIENT_LIST_STACKING";
324 atom_names[ I_NET_NUMBER_OF_DESKTOPS ] = "_NET_NUMBER_OF_DESKTOPS";
325 atom_names[ I_NET_CURRENT_DESKTOP ] = "_NET_CURRENT_DESKTOP";
326 atom_names[ I_NET_DESKTOP_VIEWPORT ] = "_NET_DESKTOP_VIEWPORT";
327 atom_names[ I_NET_DESKTOP_NAMES ] = "_NET_DESKTOP_NAMES";
328 atom_names[ I_NET_ACTIVE_WINDOW ] = "_NET_ACTIVE_WINDOW";
329 atom_names[ I_NET_SHOWING_DESKTOP ] = "_NET_SHOWING_DESKTOP";
330 atom_names[ I_NET_SUPPORTED ] = "_NET_SUPPORTED";
331 atom_names[ I_NET_WM_DESKTOP ] = "_NET_WM_DESKTOP";
332 atom_names[ I_NET_WM_STATE ] = "_NET_WM_STATE";
333 atom_names[ I_NET_WM_STATE_SKIP_TASKBAR ] = "_NET_WM_STATE_SKIP_TASKBAR";
334 atom_names[ I_NET_WM_STATE_SKIP_PAGER ] = "_NET_WM_STATE_SKIP_PAGER";
335 atom_names[ I_NET_WM_STATE_STICKY ] = "_NET_WM_STATE_STICKY";
336 atom_names[ I_NET_WM_STATE_HIDDEN ] = "_NET_WM_STATE_HIDDEN";
337 atom_names[ I_NET_WM_STATE_SHADED ] = "_NET_WM_STATE_SHADED";
338 atom_names[ I_NET_WM_WINDOW_TYPE ] = "_NET_WM_WINDOW_TYPE";
339
340 atom_names[ I_NET_WM_WINDOW_TYPE_DESKTOP ] = "_NET_WM_WINDOW_TYPE_DESKTOP";
341 atom_names[ I_NET_WM_WINDOW_TYPE_DOCK ] = "_NET_WM_WINDOW_TYPE_DOCK";
342 atom_names[ I_NET_WM_WINDOW_TYPE_TOOLBAR ] = "_NET_WM_WINDOW_TYPE_TOOLBAR";
343 atom_names[ I_NET_WM_WINDOW_TYPE_MENU ] = "_NET_WM_WINDOW_TYPE_MENU";
344 atom_names[ I_NET_WM_WINDOW_TYPE_UTILITY ] = "_NET_WM_WINDOW_TYPE_UTILITY";
345 atom_names[ I_NET_WM_WINDOW_TYPE_SPLASH ] = "_NET_WM_WINDOW_TYPE_SPLASH";
346 atom_names[ I_NET_WM_WINDOW_TYPE_DIALOG ] = "_NET_WM_WINDOW_TYPE_DIALOG";
347 atom_names[ I_NET_WM_WINDOW_TYPE_NORMAL ] = "_NET_WM_WINDOW_TYPE_NORMAL";
348 atom_names[ I_NET_WM_DESKTOP ] = "_NET_WM_DESKTOP";
349 atom_names[ I_NET_WM_PID ] = "_NET_WM_PID";
350 atom_names[ I_NET_WM_NAME ] = "_NET_WM_NAME";
351 atom_names[ I_NET_WM_VISIBLE_NAME ] = "_NET_WM_VISIBLE_NAME";
352 atom_names[ I_NET_WM_STRUT ] = "_NET_WM_STRUT";
353 atom_names[ I_NET_WM_STRUT_PARTIAL ] = "_NET_WM_STRUT_PARTIAL";
354 atom_names[ I_NET_WM_ICON ] = "_NET_WM_ICON";
355 atom_names[ I_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR ] = "_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR";
356
357 atom_names[ I_NET_SYSTEM_TRAY_OPCODE ] = "_NET_SYSTEM_TRAY_OPCODE";
358 atom_names[ I_NET_SYSTEM_TRAY_MESSAGE_DATA ] = "_NET_SYSTEM_TRAY_MESSAGE_DATA";
359 atom_names[ I_NET_SYSTEM_TRAY_ORIENTATION ] = "_NET_SYSTEM_TRAY_ORIENTATION";
360 atom_names[ I_MANAGER ] = "MANAGER";
361
362 atom_names[ I_LXPANEL_CMD ] = "_LXPANEL_CMD";
363
364 Atom atoms[ N_ATOMS ];
365
366 ENTER;
367
368 if( ! XInternAtoms( GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), (char**)atom_names,
369 N_ATOMS, False, atoms ) )
370 {
371 g_warning( "Error: unable to return Atoms" );
372 return;
373 }
374
375 a_UTF8_STRING = atoms[ I_UTF8_STRING ];
376 a_XROOTPMAP_ID = atoms[ I_XROOTPMAP_ID ];
377 a_WM_STATE = atoms[ I_WM_STATE ];
378 a_WM_CLASS = atoms[ I_WM_CLASS ];
379 a_WM_DELETE_WINDOW = atoms[ I_WM_DELETE_WINDOW ];
380 a_WM_PROTOCOLS = atoms[ I_WM_PROTOCOLS ];
381
382 a_NET_WORKAREA = atoms[ I_NET_WORKAREA ];
383 a_NET_CLIENT_LIST = atoms[ I_NET_CLIENT_LIST ];
384 a_NET_CLIENT_LIST_STACKING = atoms[ I_NET_CLIENT_LIST_STACKING ];
385 a_NET_NUMBER_OF_DESKTOPS = atoms[ I_NET_NUMBER_OF_DESKTOPS ];
386 a_NET_CURRENT_DESKTOP = atoms[ I_NET_CURRENT_DESKTOP ];
387 a_NET_DESKTOP_VIEWPORT = atoms[ I_NET_DESKTOP_VIEWPORT ];
388 a_NET_DESKTOP_NAMES = atoms[ I_NET_DESKTOP_NAMES ];
389 a_NET_ACTIVE_WINDOW = atoms[ I_NET_ACTIVE_WINDOW ];
390 a_NET_SHOWING_DESKTOP = atoms[ I_NET_SHOWING_DESKTOP ];
391 a_NET_SUPPORTED = atoms[ I_NET_SUPPORTED ];
392 a_NET_WM_STATE = atoms[ I_NET_WM_STATE ];
393 a_NET_WM_STATE_SKIP_TASKBAR = atoms[ I_NET_WM_STATE_SKIP_TASKBAR ];
394 a_NET_WM_STATE_SKIP_PAGER = atoms[ I_NET_WM_STATE_SKIP_PAGER ];
395 a_NET_WM_STATE_STICKY = atoms[ I_NET_WM_STATE_STICKY ];
396 a_NET_WM_STATE_HIDDEN = atoms[ I_NET_WM_STATE_HIDDEN ];
397 a_NET_WM_STATE_SHADED = atoms[ I_NET_WM_STATE_SHADED ];
398 a_NET_WM_WINDOW_TYPE = atoms[ I_NET_WM_WINDOW_TYPE ];
399
400 a_NET_WM_WINDOW_TYPE_DESKTOP = atoms[ I_NET_WM_WINDOW_TYPE_DESKTOP ];
401 a_NET_WM_WINDOW_TYPE_DOCK = atoms[ I_NET_WM_WINDOW_TYPE_DOCK ];
402 a_NET_WM_WINDOW_TYPE_TOOLBAR = atoms[ I_NET_WM_WINDOW_TYPE_TOOLBAR ];
403 a_NET_WM_WINDOW_TYPE_MENU = atoms[ I_NET_WM_WINDOW_TYPE_MENU ];
404 a_NET_WM_WINDOW_TYPE_UTILITY = atoms[ I_NET_WM_WINDOW_TYPE_UTILITY ];
405 a_NET_WM_WINDOW_TYPE_SPLASH = atoms[ I_NET_WM_WINDOW_TYPE_SPLASH ];
406 a_NET_WM_WINDOW_TYPE_DIALOG = atoms[ I_NET_WM_WINDOW_TYPE_DIALOG ];
407 a_NET_WM_WINDOW_TYPE_NORMAL = atoms[ I_NET_WM_WINDOW_TYPE_NORMAL ];
408 a_NET_WM_DESKTOP = atoms[ I_NET_WM_DESKTOP ];
409 a_NET_WM_PID = atoms[ I_NET_WM_PID ];
410 a_NET_WM_NAME = atoms[ I_NET_WM_NAME ];
411 a_NET_WM_VISIBLE_NAME = atoms[ I_NET_WM_VISIBLE_NAME ];
412 a_NET_WM_STRUT = atoms[ I_NET_WM_STRUT ];
413 a_NET_WM_STRUT_PARTIAL = atoms[ I_NET_WM_STRUT_PARTIAL ];
414 a_NET_WM_ICON = atoms[ I_NET_WM_ICON ];
415 a_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR = atoms[ I_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR ];
416
417 a_NET_SYSTEM_TRAY_OPCODE = atoms[ I_NET_SYSTEM_TRAY_OPCODE ];
418 a_NET_SYSTEM_TRAY_MESSAGE_DATA = atoms [ I_NET_SYSTEM_TRAY_MESSAGE_DATA ];
419 a_NET_SYSTEM_TRAY_ORIENTATION = atoms[ I_NET_SYSTEM_TRAY_ORIENTATION ];
420 a_MANAGER = atoms[ I_MANAGER ];
421
422 a_LXPANEL_CMD = atoms[ I_LXPANEL_CMD ];
423
424 RET();
425 }
426
427
428 void
429 Xclimsg(Window win, Atom type, long l0, long l1, long l2, long l3, long l4)
430 {
431 XClientMessageEvent xev;
432 xev.type = ClientMessage;
433 xev.window = win;
434 xev.message_type = type;
435 xev.format = 32;
436 xev.data.l[0] = l0;
437 xev.data.l[1] = l1;
438 xev.data.l[2] = l2;
439 xev.data.l[3] = l3;
440 xev.data.l[4] = l4;
441 XSendEvent(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), GDK_ROOT_WINDOW(), False,
442 (SubstructureNotifyMask | SubstructureRedirectMask),
443 (XEvent *) &xev);
444 }
445
446 void
447 Xclimsgwm(Window win, Atom type, Atom arg)
448 {
449 XClientMessageEvent xev;
450
451 xev.type = ClientMessage;
452 xev.window = win;
453 xev.message_type = type;
454 xev.format = 32;
455 xev.data.l[0] = arg;
456 xev.data.l[1] = GDK_CURRENT_TIME;
457 XSendEvent(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), win, False, 0L, (XEvent *) &xev);
458 }
459
460
461 void *
462 get_utf8_property(Window win, Atom atom)
463 {
464 Atom type;
465 int format;
466 gulong nitems;
467 gulong bytes_after;
468 gchar *val, *retval;
469 int result;
470 guchar *tmp = NULL;
471
472 type = None;
473 retval = NULL;
474 result = XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), win, atom, 0, G_MAXLONG, False,
475 a_UTF8_STRING, &type, &format, &nitems,
476 &bytes_after, &tmp);
477 if (result != Success || type == None)
478 return NULL;
479 val = (gchar *) tmp;
480 if (val) {
481 if (type == a_UTF8_STRING && format == 8 && nitems != 0)
482 retval = g_strndup (val, nitems);
483 XFree (val);
484 }
485 return retval;
486
487 }
488
489 char **
490 get_utf8_property_list(Window win, Atom atom, int *count)
491 {
492 Atom type;
493 int format;
494 gulong nitems, i;
495 gulong bytes_after;
496 gchar *s, **retval = NULL;
497 int result;
498 guchar *tmp = NULL;
499
500 *count = 0;
501 result = XGetWindowProperty(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), win, atom, 0, G_MAXLONG, False,
502 a_UTF8_STRING, &type, &format, &nitems,
503 &bytes_after, &tmp);
504 if (result != Success || type != a_UTF8_STRING || tmp == NULL)
505 return NULL;
506
507 if (nitems) {
508 gchar *val = (gchar *) tmp;
509 DBG("res=%d(%d) nitems=%d val=%s\n", result, Success, nitems, val);
510 for (i = 0; i < nitems; i++) {
511 if (!val[i])
512 (*count)++;
513 }
514 retval = g_new0 (char*, *count + 2);
515 for (i = 0, s = val; (int)i < *count; i++, s = s + strlen (s) + 1) {
516 retval[i] = g_strdup(s);
517 }
518 if (val[nitems-1]) {
519 result = nitems - (s - val);
520 DBG("val does not ends by 0, moving last %d bytes\n", result);
521 g_memmove(s - 1, s, result);
522 val[nitems-1] = 0;
523 DBG("s=%s\n", s -1);
524 retval[i] = g_strdup(s - 1);
525 (*count)++;
526 }
527 }
528 XFree (tmp);
529
530 return retval;
531
532 }
533
534 void *
535 get_xaproperty (Window win, Atom prop, Atom type, int *nitems)
536 {
537 Atom type_ret;
538 int format_ret;
539 unsigned long items_ret;
540 unsigned long after_ret;
541 unsigned char *prop_data;
542
543 ENTER;
544 prop_data = NULL;
545 if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), win, prop, 0, G_MAXLONG, False,
546 type, &type_ret, &format_ret, &items_ret,
547 &after_ret, &prop_data) != Success)
548 {
549 if( G_UNLIKELY(prop_data) )
550 XFree( prop_data );
551 if( nitems )
552 *nitems = 0;
553 RET(NULL);
554 }
555 if (nitems)
556 *nitems = items_ret;
557 RET(prop_data);
558 }
559
560 static char*
561 text_property_to_utf8 (const XTextProperty *prop)
562 {
563 char **list;
564 int count;
565 char *retval;
566
567 ENTER;
568 list = NULL;
569 count = gdk_text_property_to_utf8_list_for_display (gdk_display_get_default(),
570 gdk_x11_xatom_to_atom (prop->encoding),
571 prop->format,
572 prop->value,
573 prop->nitems,
574 &list);
575
576 DBG("count=%d\n", count);
577 if (count == 0)
578 return NULL;
579
580 retval = list[0];
581 list[0] = g_strdup (""); /* something to free */
582
583 g_strfreev (list);
584
585 RET(retval);
586 }
587
588 char *
589 get_textproperty(Window win, Atom atom)
590 {
591 XTextProperty text_prop;
592 char *retval;
593
594 ENTER;
595 if (XGetTextProperty(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), win, &text_prop, atom)) {
596 DBG("format=%d enc=%d nitems=%d value=%s \n",
597 text_prop.format,
598 text_prop.encoding,
599 text_prop.nitems,
600 text_prop.value);
601 retval = text_property_to_utf8 (&text_prop);
602 if (text_prop.nitems > 0)
603 XFree (text_prop.value);
604 RET(retval);
605
606 }
607 RET(NULL);
608 }
609
610
611 int
612 get_net_number_of_desktops()
613 {
614 int desknum;
615 gulong *data;
616
617 ENTER;
618 data = get_xaproperty (GDK_ROOT_WINDOW(), a_NET_NUMBER_OF_DESKTOPS,
619 XA_CARDINAL, 0);
620 if (!data)
621 RET(0);
622
623 desknum = *data;
624 XFree (data);
625 RET(desknum);
626 }
627
628
629 int
630 get_net_current_desktop ()
631 {
632 int desk;
633 gulong *data;
634
635 ENTER;
636 data = get_xaproperty (GDK_ROOT_WINDOW(), a_NET_CURRENT_DESKTOP, XA_CARDINAL, 0);
637 if (!data)
638 RET(0);
639
640 desk = *data;
641 XFree (data);
642 RET(desk);
643 }
644
645 int
646 get_net_wm_desktop(Window win)
647 {
648 int desk = 0;
649 gulong *data;
650
651 ENTER;
652 data = get_xaproperty (win, a_NET_WM_DESKTOP, XA_CARDINAL, 0);
653 if (data) {
654 desk = *data;
655 XFree (data);
656 }
657 RET(desk);
658 }
659
660 GPid
661 get_net_wm_pid(Window win)
662 {
663 GPid pid = 0;
664 gulong *data;
665
666 ENTER;
667 data = get_xaproperty (win, a_NET_WM_PID, XA_CARDINAL, 0);
668 if (data) {
669 pid = *data;
670 XFree (data);
671 }
672 RET(pid);
673 }
674
675 void
676 get_net_wm_state(Window win, NetWMState *nws)
677 {
678 Atom *state;
679 int num3;
680
681
682 ENTER;
683 memset(nws, 0, sizeof(*nws));
684 if (!(state = get_xaproperty(win, a_NET_WM_STATE, XA_ATOM, &num3)))
685 RET();
686
687 DBG( "%x: netwm state = { ", (unsigned int)win);
688 while (--num3 >= 0) {
689 if (state[num3] == a_NET_WM_STATE_SKIP_PAGER) {
690 DBG("NET_WM_STATE_SKIP_PAGER ");
691 nws->skip_pager = 1;
692 } else if (state[num3] == a_NET_WM_STATE_SKIP_TASKBAR) {
693 DBG( "NET_WM_STATE_SKIP_TASKBAR ");
694 nws->skip_taskbar = 1;
695 } else if (state[num3] == a_NET_WM_STATE_STICKY) {
696 DBG( "NET_WM_STATE_STICKY ");
697 nws->sticky = 1;
698 } else if (state[num3] == a_NET_WM_STATE_HIDDEN) {
699 DBG( "NET_WM_STATE_HIDDEN ");
700 nws->hidden = 1;
701 } else if (state[num3] == a_NET_WM_STATE_SHADED) {
702 DBG( "NET_WM_STATE_SHADED ");
703 nws->shaded = 1;
704 } else {
705 DBG( "... ");
706 }
707 }
708 XFree(state);
709 DBG( "}\n");
710 RET();
711 }
712
713 void
714 get_net_wm_window_type(Window win, NetWMWindowType *nwwt)
715 {
716 Atom *state;
717 int num3;
718
719
720 ENTER;
721 memset(nwwt, 0, sizeof(*nwwt));
722 if (!(state = get_xaproperty(win, a_NET_WM_WINDOW_TYPE, XA_ATOM, &num3)))
723 RET();
724
725 DBG( "%x: netwm state = { ", (unsigned int)win);
726 while (--num3 >= 0) {
727 if (state[num3] == a_NET_WM_WINDOW_TYPE_DESKTOP) {
728 DBG("NET_WM_WINDOW_TYPE_DESKTOP ");
729 nwwt->desktop = 1;
730 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_DOCK) {
731 DBG( "NET_WM_WINDOW_TYPE_DOCK ");
732 nwwt->dock = 1;
733 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_TOOLBAR) {
734 DBG( "NET_WM_WINDOW_TYPE_TOOLBAR ");
735 nwwt->toolbar = 1;
736 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_MENU) {
737 DBG( "NET_WM_WINDOW_TYPE_MENU ");
738 nwwt->menu = 1;
739 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_UTILITY) {
740 DBG( "NET_WM_WINDOW_TYPE_UTILITY ");
741 nwwt->utility = 1;
742 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_SPLASH) {
743 DBG( "NET_WM_WINDOW_TYPE_SPLASH ");
744 nwwt->splash = 1;
745 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_DIALOG) {
746 DBG( "NET_WM_WINDOW_TYPE_DIALOG ");
747 nwwt->dialog = 1;
748 } else if (state[num3] == a_NET_WM_WINDOW_TYPE_NORMAL) {
749 DBG( "NET_WM_WINDOW_TYPE_NORMAL ");
750 nwwt->normal = 1;
751 } else {
752 DBG( "... ");
753 }
754 }
755 XFree(state);
756 DBG( "}\n");
757 RET();
758 }
759
760 int
761 get_wm_state (Window win)
762 {
763 unsigned long *data;
764 int ret = 0;
765
766 ENTER;
767 data = get_xaproperty (win, a_WM_STATE, a_WM_STATE, 0);
768 if (data) {
769 ret = data[0];
770 XFree (data);
771 }
772 RET(ret);
773 }
774
775 int panel_handle_x_error(Display * d, XErrorEvent * ev)
776 {
777 char buf[256];
778
779 XGetErrorText(d, ev->error_code, buf, 256);
780 g_warning("lxpanel : X error: %s", buf);
781 return 0; /* Ignored */
782 }
783
784 int panel_handle_x_error_swallow_BadWindow_BadDrawable(Display * d, XErrorEvent * ev)
785 {
786 if ((ev->error_code != BadWindow) && (ev->error_code != BadDrawable))
787 panel_handle_x_error(d, ev);
788 return 0; /* Ignored */
789 }
790
791 static void
792 calculate_width(int scrw, int wtype, int allign, int margin,
793 int *panw, int *x)
794 {
795 ENTER;
796 DBG("scrw=%d\n", scrw);
797 DBG("IN panw=%d, margin=%d\n", *panw, margin);
798 //scrw -= 2;
799 if (wtype == WIDTH_PERCENT) {
800 /* sanity check */
801 if (*panw > 100)
802 *panw = 100;
803 else if (*panw < 0)
804 *panw = 1;
805 *panw = ((gfloat) scrw * (gfloat) *panw) / 100.0;
806 }
807 if (allign != ALLIGN_CENTER) {
808 if (margin > scrw) {
809 g_warning( "margin is bigger then edge size %d > %d. Ignoring margin",
810 margin, scrw);
811 margin = 0;
812 }
813 *panw = MIN(scrw - margin, *panw);
814 }
815 DBG("OUT panw=%d\n", *panw);
816 if (allign == ALLIGN_LEFT)
817 *x += margin;
818 else if (allign == ALLIGN_RIGHT) {
819 *x += scrw - *panw - margin;
820 if (*x < 0)
821 *x = 0;
822 } else if (allign == ALLIGN_CENTER)
823 *x += (scrw - *panw) / 2;
824 RET();
825 }
826
827
828 void _calculate_position(LXPanel *panel, GdkRectangle *rect)
829 {
830 Panel *np = panel->priv;
831 GdkScreen *screen;
832 GdkRectangle marea;
833
834 ENTER;
835 /* FIXME: Why this doesn't work? */
836 /* if you are still going to use this, be sure to update it to take into
837 account multiple monitors */
838 if (0) {
839 // if (np->curdesk < np->wa_len/4) {
840 marea.x = np->workarea[np->curdesk*4 + 0];
841 marea.y = np->workarea[np->curdesk*4 + 1];
842 marea.width = np->workarea[np->curdesk*4 + 2];
843 marea.height = np->workarea[np->curdesk*4 + 3];
844 } else {
845 screen = gdk_screen_get_default();
846 if (np->monitor < 0) /* all monitors */
847 {
848 marea.x = 0;
849 marea.y = 0;
850 marea.width = gdk_screen_get_width(screen);
851 marea.height = gdk_screen_get_height(screen);
852 }
853 else if (np->monitor < gdk_screen_get_n_monitors(screen))
854 gdk_screen_get_monitor_geometry(screen,np->monitor,&marea);
855 else
856 {
857 marea.x = 0;
858 marea.y = 0;
859 marea.width = 0;
860 marea.height = 0;
861 }
862 }
863
864 if (np->edge == EDGE_TOP || np->edge == EDGE_BOTTOM) {
865 rect->width = np->width;
866 rect->x = marea.x;
867 calculate_width(marea.width, np->widthtype, np->allign, np->margin,
868 &rect->width, &rect->x);
869 rect->height = ((( ! np->autohide) || (np->visible)) ? np->height : np->height_when_hidden);
870 rect->y = marea.y + ((np->edge == EDGE_TOP) ? 0 : (marea.height - rect->height));
871
872 } else {
873 rect->height = np->width;
874 rect->y = marea.y;
875 calculate_width(marea.height, np->widthtype, np->allign, np->margin,
876 &rect->height, &rect->y);
877 rect->width = ((( ! np->autohide) || (np->visible)) ? np->height : np->height_when_hidden);
878 rect->x = marea.x + ((np->edge == EDGE_LEFT) ? 0 : (marea.width - rect->width));
879 }
880 //g_debug("%s - x=%d y=%d w=%d h=%d\n", __FUNCTION__, np->ax, np->ay, np->aw, np->ah);
881 RET();
882 }
883
884 void calculate_position(Panel *np)
885 {
886 GdkRectangle rect;
887
888 rect.width = np->aw;
889 rect.height = np->ah;
890 _calculate_position(np->topgwin, &rect);
891 np->aw = rect.width;
892 np->ah = rect.height;
893 np->ax = rect.x;
894 np->ay = rect.y;
895 }
896
897 gchar *
898 expand_tilda(const gchar *file)
899 {
900 ENTER;
901 RET((file[0] == '~') ?
902 g_strdup_printf("%s%s", getenv("HOME"), file+1)
903 : g_strdup(file));
904
905 }
906
907 /*
908 * SuxPanel version 0.1
909 * Copyright (c) 2003 Leandro Pereira <leandro@linuxmag.com.br>
910 *
911 * This program may be distributed under the terms of GNU General
912 * Public License version 2. You should have received a copy of the
913 * license with this program; if not, please consult http://www.fsf.org/.
914 *
915 * This program comes with no warranty. Use at your own risk.
916 *
917 */
918
919 /* DestroyNotify handler for image data in _gtk_image_new_from_file_scaled. */
920 static void img_data_free(ImgData * data)
921 {
922 g_object_unref(data->icon);
923 if (data->theme_changed_handler != 0)
924 g_signal_handler_disconnect(gtk_icon_theme_get_default(), data->theme_changed_handler);
925 if (data->pixbuf != NULL)
926 g_object_unref(data->pixbuf);
927 if (data->hilight != NULL)
928 g_object_unref(data->hilight);
929 g_free(data);
930 }
931
932 /* Handler for "changed" signal in _gtk_image_new_from_file_scaled. */
933 static void on_theme_changed(GtkIconTheme * theme, GtkWidget * img)
934 {
935 ImgData * data = (ImgData *) g_object_get_qdata(G_OBJECT(img), img_data_id);
936 _gtk_image_set_from_file_scaled(img, data);
937 }
938
939 /* consumes reference on icon */
940 static void _lxpanel_button_set_icon(GtkWidget* btn, FmIcon* icon, gint size)
941 {
942 /* Locate the image within the button. */
943 GtkWidget * child = gtk_bin_get_child(GTK_BIN(btn));
944 GtkWidget * img = NULL;
945 if (GTK_IS_IMAGE(child))
946 img = child;
947 else if (GTK_IS_BOX(child))
948 {
949 GList * children = gtk_container_get_children(GTK_CONTAINER(child));
950 img = GTK_WIDGET(GTK_IMAGE(children->data));
951 g_list_free(children);
952 }
953
954 if (img != NULL)
955 {
956 ImgData * data = (ImgData *) g_object_get_qdata(G_OBJECT(img), img_data_id);
957
958 if (icon != data->icon || size != data->size) /* something was changed */
959 {
960 g_object_unref(data->icon);
961 data->icon = icon;
962 data->size = size;
963 _gtk_image_set_from_file_scaled(img, data);
964 }
965 else
966 g_object_unref(icon);
967 }
968 else
969 g_object_unref(icon);
970 }
971
972 void lxpanel_button_set_icon(GtkWidget* btn, const gchar *name, gint size)
973 {
974 _lxpanel_button_set_icon(btn, fm_icon_from_name(name), size);
975 }
976
977 void lxpanel_button_update_icon(GtkWidget* btn, FmIcon *icon, gint size)
978 {
979 _lxpanel_button_set_icon(btn, g_object_ref(icon), size);
980 }
981
982 /* parameters width and keep_ratio are unused, kept for backward compatibility */
983 void fb_button_set_from_file(GtkWidget * btn, const char * img_file, gint width, gint height, gboolean keep_ratio)
984 {
985 lxpanel_button_set_icon(btn, img_file, height);
986 }
987
988 static void _gtk_image_set_from_file_scaled(GtkWidget * img, ImgData * data)
989 {
990 if (data->pixbuf != NULL)
991 {
992 g_object_unref(data->pixbuf);
993 data->pixbuf = NULL;
994 }
995
996 /* if there is a cached hilighted version of this pixbuf, free it */
997 if (data->hilight != NULL)
998 {
999 g_object_unref(data->hilight);
1000 data->hilight = NULL;
1001 }
1002
1003 if (G_LIKELY(G_IS_THEMED_ICON(data->icon)))
1004 data->pixbuf = fm_pixbuf_from_icon_with_fallback(data->icon, data->size,
1005 "application-x-executable");
1006 else
1007 {
1008 char *file = g_icon_to_string(fm_icon_get_gicon(data->icon));
1009 data->pixbuf = gdk_pixbuf_new_from_file_at_scale(file, -1, data->size, TRUE, NULL);
1010 g_free(file);
1011 }
1012
1013 if (data->pixbuf != NULL)
1014 {
1015 /* Set the pixbuf into the image widget. */
1016 gtk_image_set_from_pixbuf((GtkImage *)img, data->pixbuf);
1017 }
1018 else
1019 {
1020 /* No pixbuf available. Set the "missing image" icon. */
1021 gtk_image_set_from_stock(GTK_IMAGE(img), GTK_STOCK_MISSING_IMAGE, GTK_ICON_SIZE_BUTTON);
1022 }
1023 }
1024
1025 /* consumes reference on icon */
1026 static GtkWidget *_gtk_image_new_for_icon(FmIcon *icon, gint size)
1027 {
1028 GtkWidget * img = gtk_image_new();
1029 ImgData * data = g_new0(ImgData, 1);
1030
1031 data->icon = icon;
1032 data->size = size;
1033 if (img_data_id == 0)
1034 img_data_id = g_quark_from_static_string("ImgData");
1035 g_object_set_qdata_full(G_OBJECT(img), img_data_id, data, (GDestroyNotify) img_data_free);
1036 _gtk_image_set_from_file_scaled(img, data);
1037 if (G_IS_THEMED_ICON(data->icon))
1038 {
1039 /* This image is loaded from icon theme. Update the image if the icon theme is changed. */
1040 data->theme_changed_handler = g_signal_connect(gtk_icon_theme_get_default(), "changed", G_CALLBACK(on_theme_changed), img);
1041 }
1042 return img;
1043 }
1044
1045 /* parameters width and keep_ratio are unused, kept for backward compatibility */
1046 GtkWidget * _gtk_image_new_from_file_scaled(const gchar * file, gint width, gint height, gboolean keep_ratio)
1047 {
1048 return _gtk_image_new_for_icon(fm_icon_from_name(file), height);
1049 }
1050
1051 void
1052 get_button_spacing(GtkRequisition *req, GtkContainer *parent, gchar *name)
1053 {
1054 GtkWidget *b;
1055
1056 ENTER;
1057 b = gtk_button_new();
1058 gtk_widget_set_name(GTK_WIDGET(b), name);
1059 gtk_widget_set_can_focus(b, FALSE);
1060 gtk_widget_set_can_default(b, FALSE);
1061 gtk_container_set_border_width (GTK_CONTAINER (b), 0);
1062
1063 if (parent)
1064 gtk_container_add(parent, b);
1065
1066 gtk_widget_show(b);
1067 gtk_widget_size_request(b, req);
1068
1069 gtk_widget_destroy(b);
1070 RET();
1071 }
1072
1073
1074 guint32 gcolor2rgb24(GdkColor *color)
1075 {
1076 guint32 i;
1077
1078 ENTER;
1079
1080 i = (color->red * 0xFF / 0xFFFF) & 0xFF;
1081 i <<= 8;
1082 i |= (color->green * 0xFF / 0xFFFF) & 0xFF;
1083 i <<= 8;
1084 i |= (color->blue * 0xFF / 0xFFFF) & 0xFF;
1085 DBG("i=%x\n", i);
1086 RET(i);
1087 }
1088
1089 /* Handler for "enter-notify-event" signal on image that has highlighting requested. */
1090 static gboolean fb_button_enter(GtkImage * widget, GdkEventCrossing * event)
1091 {
1092 if (gtk_image_get_storage_type(widget) == GTK_IMAGE_PIXBUF)
1093 {
1094 ImgData * data = (ImgData *) g_object_get_qdata(G_OBJECT(widget), img_data_id);
1095 if (data != NULL)
1096 {
1097 if (data->hilight == NULL)
1098 {
1099 GdkPixbuf * dark = data->pixbuf;
1100 int height = gdk_pixbuf_get_height(dark);
1101 int rowstride = gdk_pixbuf_get_rowstride(dark);
1102 gulong hicolor = data->hicolor;
1103
1104 GdkPixbuf * light = gdk_pixbuf_add_alpha(dark, FALSE, 0, 0, 0);
1105 if (light != NULL)
1106 {
1107 guchar extra[3];
1108 int i;
1109 for (i = 2; i >= 0; i--, hicolor >>= 8)
1110 extra[i] = hicolor & 0xFF;
1111
1112 guchar * src = gdk_pixbuf_get_pixels(light);
1113 guchar * up;
1114 for (up = src + height * rowstride; src < up; src += 4)
1115 {
1116 if (src[3] != 0)
1117 {
1118 for (i = 0; i < 3; i++)
1119 {
1120 int value = src[i] + extra[i];
1121 if (value > 255) value = 255;
1122 src[i] = value;
1123 }
1124 }
1125 }
1126 data->hilight = light;
1127 }
1128 }
1129
1130 if (data->hilight != NULL)
1131 gtk_image_set_from_pixbuf(widget, data->hilight);
1132 }
1133 }
1134 return TRUE;
1135 }
1136
1137 /* Handler for "leave-notify-event" signal on image that has highlighting requested. */
1138 static gboolean fb_button_leave(GtkImage * widget, GdkEventCrossing * event, gpointer user_data)
1139 {
1140 if (gtk_image_get_storage_type(widget) == GTK_IMAGE_PIXBUF)
1141 {
1142 ImgData * data = (ImgData *) g_object_get_qdata(G_OBJECT(widget), img_data_id);
1143 if ((data != NULL) && (data->pixbuf != NULL))
1144 gtk_image_set_from_pixbuf(widget, data->pixbuf);
1145 }
1146 return TRUE;
1147 }
1148
1149
1150 /* consumes reference on icon */
1151 static GtkWidget *_lxpanel_button_new_for_icon(LXPanel *panel, FmIcon *icon,
1152 gint size, gulong highlight_color,
1153 const gchar *label)
1154 {
1155 GtkWidget * event_box = gtk_event_box_new();
1156 gtk_container_set_border_width(GTK_CONTAINER(event_box), 0);
1157 gtk_widget_set_can_focus(event_box, FALSE);
1158
1159 GtkWidget * image = _gtk_image_new_for_icon(icon, size);
1160 gtk_misc_set_padding(GTK_MISC(image), 0, 0);
1161 gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.5);
1162 if (highlight_color != 0)
1163 {
1164 ImgData * data = (ImgData *) g_object_get_qdata(G_OBJECT(image), img_data_id);
1165 data->hicolor = highlight_color;
1166
1167 gtk_widget_add_events(event_box, GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
1168 g_signal_connect_swapped(G_OBJECT(event_box), "enter-notify-event", G_CALLBACK(fb_button_enter), image);
1169 g_signal_connect_swapped(G_OBJECT(event_box), "leave-notify-event", G_CALLBACK(fb_button_leave), image);
1170 }
1171
1172 if (label == NULL)
1173 gtk_container_add(GTK_CONTAINER(event_box), image);
1174 else
1175 {
1176 GtkWidget * inner = gtk_hbox_new(FALSE, 0);
1177 gtk_container_set_border_width(GTK_CONTAINER(inner), 0);
1178 gtk_widget_set_can_focus(inner, FALSE);
1179 gtk_container_add(GTK_CONTAINER(event_box), inner);
1180
1181 gtk_box_pack_start(GTK_BOX(inner), image, FALSE, FALSE, 0);
1182
1183 GtkWidget * lbl = gtk_label_new("");
1184 lxpanel_draw_label_text(panel, lbl, label, FALSE, 1, TRUE);
1185 gtk_misc_set_padding(GTK_MISC(lbl), 2, 0);
1186 gtk_box_pack_end(GTK_BOX(inner), lbl, FALSE, FALSE, 0);
1187 }
1188
1189 gtk_widget_show_all(event_box);
1190 return event_box;
1191 }
1192
1193 GtkWidget *lxpanel_button_new_for_icon(LXPanel *panel, const gchar *name, GdkColor *color, const gchar *label)
1194 {
1195 gulong highlight_color = color ? gcolor2rgb24(color) : PANEL_ICON_HIGHLIGHT;
1196 return _lxpanel_button_new_for_icon(panel, fm_icon_from_name(name),
1197 panel->priv->icon_size, highlight_color, label);
1198 }
1199
1200 GtkWidget *lxpanel_button_new_for_fm_icon(LXPanel *panel, FmIcon *icon, GdkColor *color, const gchar *label)
1201 {
1202 gulong highlight_color = color ? gcolor2rgb24(color) : PANEL_ICON_HIGHLIGHT;
1203 return _lxpanel_button_new_for_icon(panel, g_object_ref(icon),
1204 panel->priv->icon_size, highlight_color, label);
1205 }
1206
1207 /* parameters width and keep_ratio are unused, kept for backward compatibility */
1208 GtkWidget * fb_button_new_from_file(
1209 const gchar * image_file, int width, int height, gulong highlight_color, gboolean keep_ratio)
1210 {
1211 return fb_button_new_from_file_with_label(image_file, width, height, highlight_color, keep_ratio, NULL, NULL);
1212 }
1213
1214 /* parameters width and keep_ratio are unused, kept for backward compatibility */
1215 GtkWidget * fb_button_new_from_file_with_label(
1216 const gchar * image_file, int width, int height, gulong highlight_color, gboolean keep_ratio, Panel * panel, const gchar * label)
1217 {
1218 return _lxpanel_button_new_for_icon(panel->topgwin, fm_icon_from_name(image_file), height, highlight_color, label);
1219 }
1220
1221 char* translate_exec_to_cmd( const char* exec, const char* icon,
1222 const char* title, const char* fpath )
1223 {
1224 GString* cmd = g_string_sized_new( 256 );
1225 if (!exec)
1226 return NULL;
1227 for( ; *exec; ++exec )
1228 {
1229 if( G_UNLIKELY(*exec == '%') )
1230 {
1231 ++exec;
1232 if( !*exec )
1233 break;
1234 switch( *exec )
1235 {
1236 case 'c':
1237 if( title )
1238 {
1239 g_string_append( cmd, title );
1240 }
1241 break;
1242 case 'i':
1243 if( icon )
1244 {
1245 g_string_append( cmd, "--icon " );
1246 g_string_append( cmd, icon );
1247 }
1248 break;
1249 case 'k':
1250 if( fpath )
1251 {
1252 char* uri = g_filename_to_uri( fpath, NULL, NULL );
1253 g_string_append( cmd, uri );
1254 g_free( uri );
1255 }
1256 break;
1257 case '%':
1258 g_string_append_c( cmd, '%' );
1259 break;
1260 }
1261 }
1262 else
1263 g_string_append_c( cmd, *exec );
1264 }
1265 return g_string_free( cmd, FALSE );
1266 }
1267
1268 /*
1269 This function is used to re-create a new box with different
1270 orientation from the old one, add all children of the old one to
1271 the new one, and then destroy the old box.
1272 It's mainly used when we need to change the orientation of the panel or
1273 any plugin with a layout box. Since GtkHBox cannot be changed to GtkVBox,
1274 recreating a new box to replace the old one is required.
1275 */
1276 /* for compatibility with old plugins */
1277 GtkWidget* recreate_box( GtkBox* oldbox, GtkOrientation orientation )
1278 {
1279 gtk_orientable_set_orientation(GTK_ORIENTABLE(oldbox), orientation);
1280 return GTK_WIDGET(oldbox);
1281 }
1282
1283 /* for compatibility with old plugins */
1284 void show_error( GtkWindow* parent_win, const char* msg )
1285 {
1286 fm_show_error(parent_win, NULL, msg);
1287 }
1288
1289 /* old plugins compatibility mode, use fm_pixbuf_from_icon_with_fallback() instead */
1290 GdkPixbuf * lxpanel_load_icon(const char * name, int width, int height, gboolean use_fallback)
1291 {
1292 FmIcon * fm_icon;
1293 GdkPixbuf * icon = NULL;
1294
1295 fm_icon = fm_icon_from_name(name ? name : "application-x-executable");
1296 /* well, we don't use parameter width and not really use cache here */
1297 icon = fm_pixbuf_from_icon_with_fallback(fm_icon, height,
1298 use_fallback ? "application-x-executable" : NULL);
1299 g_object_unref(fm_icon);
1300 return icon;
1301 }
1302
1303 /*
1304 * Taken from pcmanfm:
1305 * Parse Exec command line of app desktop file, and translate
1306 * it into a real command which can be passed to g_spawn_command_line_async().
1307 * file_list is a null-terminated file list containing full
1308 * paths of the files passed to app.
1309 * returned char* should be freed when no longer needed.
1310 */
1311 static char* translate_app_exec_to_command_line( const char* pexec,
1312 GList* file_list )
1313 {
1314 char* file;
1315 GList* l;
1316 gchar *tmp;
1317 GString* cmd = g_string_new("");
1318 gboolean add_files = FALSE;
1319
1320 for( ; *pexec; ++pexec )
1321 {
1322 if( *pexec == '%' )
1323 {
1324 ++pexec;
1325 switch( *pexec )
1326 {
1327 case 'U':
1328 for( l = file_list; l; l = l->next )
1329 {
1330 tmp = g_filename_to_uri( (char*)l->data, NULL, NULL );
1331 file = g_shell_quote( tmp );
1332 g_free( tmp );
1333 g_string_append( cmd, file );
1334 if (l->next)
1335 g_string_append_c( cmd, ' ' );
1336 g_free( file );
1337 }
1338 add_files = TRUE;
1339 break;
1340 case 'u':
1341 if( file_list && file_list->data )
1342 {
1343 file = (char*)file_list->data;
1344 tmp = g_filename_to_uri( file, NULL, NULL );
1345 file = g_shell_quote( tmp );
1346 g_free( tmp );
1347 g_string_append( cmd, file );
1348 g_free( file );
1349 add_files = TRUE;
1350 }
1351 break;
1352 case 'F':
1353 case 'N':
1354 for( l = file_list; l; l = l->next )
1355 {
1356 file = (char*)l->data;
1357 tmp = g_shell_quote( file );
1358 g_string_append( cmd, tmp );
1359 if (l->next)
1360 g_string_append_c( cmd, ' ' );
1361 g_free( tmp );
1362 }
1363 add_files = TRUE;
1364 break;
1365 case 'f':
1366 case 'n':
1367 if( file_list && file_list->data )
1368 {
1369 file = (char*)file_list->data;
1370 tmp = g_shell_quote( file );
1371 g_string_append( cmd, tmp );
1372 g_free( tmp );
1373 add_files = TRUE;
1374 }
1375 break;
1376 case 'D':
1377 for( l = file_list; l; l = l->next )
1378 {
1379 tmp = g_path_get_dirname( (char*)l->data );
1380 file = g_shell_quote( tmp );
1381 g_free( tmp );
1382 g_string_append( cmd, file );
1383 if (l->next)
1384 g_string_append_c( cmd, ' ' );
1385 g_free( file );
1386 }
1387 add_files = TRUE;
1388 break;
1389 case 'd':
1390 if( file_list && file_list->data )
1391 {
1392 tmp = g_path_get_dirname( (char*)file_list->data );
1393 file = g_shell_quote( tmp );
1394 g_free( tmp );
1395 g_string_append( cmd, file );
1396 g_free( tmp );
1397 add_files = TRUE;
1398 }
1399 break;
1400 case 'c':
1401 #if 0
1402 g_string_append( cmd, vfs_app_desktop_get_disp_name( app ) );
1403 #endif
1404 break;
1405 case 'i':
1406 /* Add icon name */
1407 #if 0
1408 if( vfs_app_desktop_get_icon_name( app ) )
1409 {
1410 g_string_append( cmd, "--icon " );
1411 g_string_append( cmd, vfs_app_desktop_get_icon_name( app ) );
1412 }
1413 #endif
1414 break;
1415 case 'k':
1416 /* Location of the desktop file */
1417 break;
1418 case 'v':
1419 /* Device name */
1420 break;
1421 case '%':
1422 g_string_append_c ( cmd, '%' );
1423 break;
1424 case '\0':
1425 goto _finish;
1426 break;
1427 }
1428 }
1429 else /* not % escaped part */
1430 {
1431 g_string_append_c ( cmd, *pexec );
1432 }
1433 }
1434 _finish:
1435 if( ! add_files )
1436 {
1437 for( l = file_list; l; l = l->next )
1438 {
1439 g_string_append_c( cmd, ' ' );
1440 file = (char*)l->data;
1441 tmp = g_shell_quote( file );
1442 g_string_append( cmd, tmp );
1443 g_free( tmp );
1444 }
1445 }
1446
1447 return g_string_free( cmd, FALSE );
1448 }
1449
1450 gboolean spawn_command_async(GtkWindow *parent_window, gchar const* workdir,
1451 gchar const* cmd)
1452 {
1453 GError* err = NULL;
1454 gchar** argv = NULL;
1455
1456 g_info("lxpanel: spawning \"%s\"...", cmd);
1457
1458 g_shell_parse_argv(cmd, NULL, &argv, &err);
1459 if (!err)
1460 g_spawn_async(workdir, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &err);
1461
1462 if (err)
1463 {
1464 g_warning("%s\n", err->message);
1465 fm_show_error(parent_window, NULL, err->message);
1466 g_error_free(err);
1467 }
1468
1469 g_strfreev(argv);
1470
1471 return !err;
1472 }
1473
1474 /* FIXME: this should be replaced with fm_launch_file_simple() */
1475 gboolean lxpanel_launch_app(const char* exec, GList* files, gboolean in_terminal, char const* in_workdir)
1476 {
1477 GError *error = NULL;
1478 char* cmd;
1479 if( ! exec )
1480 return FALSE;
1481 cmd = translate_app_exec_to_command_line(exec, files);
1482 if( in_terminal )
1483 {
1484 char * escaped_cmd = g_shell_quote(cmd);
1485 char* term_cmd;
1486 const char* term = fm_config->terminal ? fm_config->terminal : "lxterminal";
1487 if( strstr(term, "%s") )
1488 term_cmd = g_strdup_printf(term, escaped_cmd);
1489 else
1490 term_cmd = g_strconcat( term, " -e ", escaped_cmd, NULL );
1491 g_free(escaped_cmd);
1492 if( cmd != exec )
1493 g_free(cmd);
1494 cmd = term_cmd;
1495 }
1496
1497 spawn_command_async(NULL, in_workdir, cmd);
1498
1499 g_free(cmd);
1500
1501 return (error == NULL);
1502 }
1503
1504 /* vim: set sw=4 et sts=4 : */