openbox/prop.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    prop.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 "prop.h"
  21 #include "openbox.h"
  22
  23 #include <X11/Xatom.h>
  24
  25 Atoms prop_atoms;
  26
  27 #define CREATE(var, name) (prop_atoms.var = \
  28                            XInternAtom(ob_display, name, FALSE))
  29
  30 void prop_startup(void)
  31 {
  32     CREATE(cardinal, "CARDINAL");
  33     CREATE(window, "WINDOW");
  34     CREATE(pixmap, "PIXMAP");
  35     CREATE(atom, "ATOM");
  36     CREATE(string, "STRING");
  37     CREATE(utf8, "UTF8_STRING");
  38
  39     CREATE(manager, "MANAGER");
  40
  41     CREATE(wm_colormap_windows, "WM_COLORMAP_WINDOWS");
  42     CREATE(wm_protocols, "WM_PROTOCOLS");
  43     CREATE(wm_state, "WM_STATE");
  44     CREATE(wm_change_state, "WM_CHANGE_STATE");
  45     CREATE(wm_delete_window, "WM_DELETE_WINDOW");
  46     CREATE(wm_take_focus, "WM_TAKE_FOCUS");
  47     CREATE(wm_name, "WM_NAME");
  48     CREATE(wm_icon_name, "WM_ICON_NAME");
  49     CREATE(wm_class, "WM_CLASS");
  50     CREATE(wm_window_role, "WM_WINDOW_ROLE");
  51     CREATE(wm_client_machine, "WM_CLIENT_MACHINE");
  52     CREATE(wm_command, "WM_COMMAND");
  53     CREATE(wm_client_leader, "WM_CLIENT_LEADER");
  54     CREATE(wm_transient_for, "WM_TRANSIENT_FOR");
  55     CREATE(motif_wm_hints, "_MOTIF_WM_HINTS");
  56     CREATE(motif_wm_info, "_MOTIF_WM_INFO");
  57
  58     CREATE(sm_client_id, "SM_CLIENT_ID");
  59
  60     CREATE(net_wm_full_placement, "_NET_WM_FULL_PLACEMENT");
  61
  62     CREATE(net_supported, "_NET_SUPPORTED");
  63     CREATE(net_client_list, "_NET_CLIENT_LIST");
  64     CREATE(net_client_list_stacking, "_NET_CLIENT_LIST_STACKING");
  65     CREATE(net_number_of_desktops, "_NET_NUMBER_OF_DESKTOPS");
  66     CREATE(net_desktop_geometry, "_NET_DESKTOP_GEOMETRY");
  67     CREATE(net_desktop_viewport, "_NET_DESKTOP_VIEWPORT");
  68     CREATE(net_current_desktop, "_NET_CURRENT_DESKTOP");
  69     CREATE(net_desktop_names, "_NET_DESKTOP_NAMES");
  70     CREATE(net_active_window, "_NET_ACTIVE_WINDOW");
  71 /*    CREATE(net_restack_window, "_NET_RESTACK_WINDOW");*/
  72     CREATE(net_workarea, "_NET_WORKAREA");
  73     CREATE(net_supporting_wm_check, "_NET_SUPPORTING_WM_CHECK");
  74     CREATE(net_desktop_layout, "_NET_DESKTOP_LAYOUT");
  75     CREATE(net_showing_desktop, "_NET_SHOWING_DESKTOP");
  76
  77     CREATE(net_close_window, "_NET_CLOSE_WINDOW");
  78     CREATE(net_wm_moveresize, "_NET_WM_MOVERESIZE");
  79     CREATE(net_moveresize_window, "_NET_MOVERESIZE_WINDOW");
  80     CREATE(net_request_frame_extents, "_NET_REQUEST_FRAME_EXTENTS");
  81     CREATE(net_restack_window, "_NET_RESTACK_WINDOW");
  82
  83     CREATE(net_startup_id, "_NET_STARTUP_ID");
  84
  85     CREATE(net_wm_name, "_NET_WM_NAME");
  86     CREATE(net_wm_visible_name, "_NET_WM_VISIBLE_NAME");
  87     CREATE(net_wm_icon_name, "_NET_WM_ICON_NAME");
  88     CREATE(net_wm_visible_icon_name, "_NET_WM_VISIBLE_ICON_NAME");
  89     CREATE(net_wm_desktop, "_NET_WM_DESKTOP");
  90     CREATE(net_wm_window_type, "_NET_WM_WINDOW_TYPE");
  91     CREATE(net_wm_state, "_NET_WM_STATE");
  92     CREATE(net_wm_strut, "_NET_WM_STRUT");
  93     CREATE(net_wm_strut_partial, "_NET_WM_STRUT_PARTIAL");
  94     CREATE(net_wm_icon, "_NET_WM_ICON");
  95     CREATE(net_wm_icon_geometry, "_NET_WM_ICON_GEOMETRY");
  96     CREATE(net_wm_pid, "_NET_WM_PID");
  97     CREATE(net_wm_allowed_actions, "_NET_WM_ALLOWED_ACTIONS");
  98     CREATE(net_wm_user_time, "_NET_WM_USER_TIME");
  99 /*    CREATE(net_wm_user_time_window, "_NET_WM_USER_TIME_WINDOW"); */
 100     CREATE(kde_net_wm_frame_strut, "_KDE_NET_WM_FRAME_STRUT");
 101     CREATE(net_frame_extents, "_NET_FRAME_EXTENTS");
 102
 103     CREATE(net_wm_ping, "_NET_WM_PING");
 104 #ifdef SYNC
 105     CREATE(net_wm_sync_request, "_NET_WM_SYNC_REQUEST");
 106     CREATE(net_wm_sync_request_counter, "_NET_WM_SYNC_REQUEST_COUNTER");
 107 #endif
 108
 109     CREATE(net_wm_window_type_desktop, "_NET_WM_WINDOW_TYPE_DESKTOP");
 110     CREATE(net_wm_window_type_dock, "_NET_WM_WINDOW_TYPE_DOCK");
 111     CREATE(net_wm_window_type_toolbar, "_NET_WM_WINDOW_TYPE_TOOLBAR");
 112     CREATE(net_wm_window_type_menu, "_NET_WM_WINDOW_TYPE_MENU");
 113     CREATE(net_wm_window_type_utility, "_NET_WM_WINDOW_TYPE_UTILITY");
 114     CREATE(net_wm_window_type_splash, "_NET_WM_WINDOW_TYPE_SPLASH");
 115     CREATE(net_wm_window_type_dialog, "_NET_WM_WINDOW_TYPE_DIALOG");
 116     CREATE(net_wm_window_type_normal, "_NET_WM_WINDOW_TYPE_NORMAL");
 117     CREATE(net_wm_window_type_popup_menu, "_NET_WM_WINDOW_TYPE_POPUP_MENU");
 118
 119     prop_atoms.net_wm_moveresize_size_topleft = 0;
 120     prop_atoms.net_wm_moveresize_size_top = 1;
 121     prop_atoms.net_wm_moveresize_size_topright = 2;
 122     prop_atoms.net_wm_moveresize_size_right = 3;
 123     prop_atoms.net_wm_moveresize_size_bottomright = 4;
 124     prop_atoms.net_wm_moveresize_size_bottom = 5;
 125     prop_atoms.net_wm_moveresize_size_bottomleft = 6;
 126     prop_atoms.net_wm_moveresize_size_left = 7;
 127     prop_atoms.net_wm_moveresize_move = 8;
 128     prop_atoms.net_wm_moveresize_size_keyboard = 9;
 129     prop_atoms.net_wm_moveresize_move_keyboard = 10;
 130     prop_atoms.net_wm_moveresize_cancel = 11;
 131
 132     CREATE(net_wm_action_move, "_NET_WM_ACTION_MOVE");
 133     CREATE(net_wm_action_resize, "_NET_WM_ACTION_RESIZE");
 134     CREATE(net_wm_action_minimize, "_NET_WM_ACTION_MINIMIZE");
 135     CREATE(net_wm_action_shade, "_NET_WM_ACTION_SHADE");
 136     CREATE(net_wm_action_maximize_horz, "_NET_WM_ACTION_MAXIMIZE_HORZ");
 137     CREATE(net_wm_action_maximize_vert, "_NET_WM_ACTION_MAXIMIZE_VERT");
 138     CREATE(net_wm_action_fullscreen, "_NET_WM_ACTION_FULLSCREEN");
 139     CREATE(net_wm_action_change_desktop, "_NET_WM_ACTION_CHANGE_DESKTOP");
 140     CREATE(net_wm_action_close, "_NET_WM_ACTION_CLOSE");
 141     CREATE(net_wm_action_above, "_NET_WM_ACTION_ABOVE");
 142     CREATE(net_wm_action_below, "_NET_WM_ACTION_BELOW");
 143
 144     CREATE(net_wm_state_modal, "_NET_WM_STATE_MODAL");
 145 /*    CREATE(net_wm_state_sticky, "_NET_WM_STATE_STICKY");*/
 146     CREATE(net_wm_state_maximized_vert, "_NET_WM_STATE_MAXIMIZED_VERT");
 147     CREATE(net_wm_state_maximized_horz, "_NET_WM_STATE_MAXIMIZED_HORZ");
 148     CREATE(net_wm_state_shaded, "_NET_WM_STATE_SHADED");
 149     CREATE(net_wm_state_skip_taskbar, "_NET_WM_STATE_SKIP_TASKBAR");
 150     CREATE(net_wm_state_skip_pager, "_NET_WM_STATE_SKIP_PAGER");
 151     CREATE(net_wm_state_hidden, "_NET_WM_STATE_HIDDEN");
 152     CREATE(net_wm_state_fullscreen, "_NET_WM_STATE_FULLSCREEN");
 153     CREATE(net_wm_state_above, "_NET_WM_STATE_ABOVE");
 154     CREATE(net_wm_state_below, "_NET_WM_STATE_BELOW");
 155     CREATE(net_wm_state_demands_attention, "_NET_WM_STATE_DEMANDS_ATTENTION");
 156
 157     prop_atoms.net_wm_state_add = 1;
 158     prop_atoms.net_wm_state_remove = 0;
 159     prop_atoms.net_wm_state_toggle = 2;
 160
 161     prop_atoms.net_wm_orientation_horz = 0;
 162     prop_atoms.net_wm_orientation_vert = 1;
 163     prop_atoms.net_wm_topleft = 0;
 164     prop_atoms.net_wm_topright = 1;
 165     prop_atoms.net_wm_bottomright = 2;
 166     prop_atoms.net_wm_bottomleft = 3;
 167
 168     CREATE(kde_wm_change_state, "_KDE_WM_CHANGE_STATE");
 169     CREATE(kde_net_wm_window_type_override,"_KDE_NET_WM_WINDOW_TYPE_OVERRIDE");
 170
 171 /*
 172     CREATE(rootpmapid, "_XROOTPMAP_ID");
 173     CREATE(esetrootid, "ESETROOT_PMAP_ID");
 174 */
 175
 176     CREATE(openbox_pid, "_OPENBOX_PID");
 177     CREATE(ob_theme, "_OB_THEME");
 178     CREATE(ob_config_file, "_OB_CONFIG_FILE");
 179     CREATE(ob_wm_action_undecorate, "_OB_WM_ACTION_UNDECORATE");
 180     CREATE(ob_wm_state_undecorated, "_OB_WM_STATE_UNDECORATED");
 181     CREATE(ob_control, "_OB_CONTROL");
 182 }
 183
 184 #include <X11/Xutil.h>
 185 #include <glib.h>
 186 #include <string.h>
 187
 188 /* this just isn't used... and it also breaks on 64bit, watch out
 189 static gboolean get(Window win, Atom prop, Atom type, gint size,
 190                     guchar **data, gulong num)
 191 {
 192     gboolean ret = FALSE;
 193     gint res;
 194     guchar *xdata = NULL;
 195     Atom ret_type;
 196     gint ret_size;
 197     gulong ret_items, bytes_left;
 198     glong num32 = 32 / size * num; /\* num in 32-bit elements *\/
 199
 200     res = XGetWindowProperty(display, win, prop, 0l, num32,
 201                              FALSE, type, &ret_type, &ret_size,
 202                              &ret_items, &bytes_left, &xdata);
 203     if (res == Success && ret_items && xdata) {
 204         if (ret_size == size && ret_items >= num) {
 205             *data = g_memdup(xdata, num * (size / 8));
 206             ret = TRUE;
 207         }
 208         XFree(xdata);
 209     }
 210     return ret;
 211 }
 212 */
 213
 214 static gboolean get_prealloc(Window win, Atom prop, Atom type, gint size,
 215                              guchar *data, gulong num)
 216 {
 217     gboolean ret = FALSE;
 218     gint res;
 219     guchar *xdata = NULL;
 220     Atom ret_type;
 221     gint ret_size;
 222     gulong ret_items, bytes_left;
 223     glong num32 = 32 / size * num; /* num in 32-bit elements */
 224
 225     res = XGetWindowProperty(ob_display, win, prop, 0l, num32,
 226                              FALSE, type, &ret_type, &ret_size,
 227                              &ret_items, &bytes_left, &xdata);
 228     if (res == Success && ret_items && xdata) {
 229         if (ret_size == size && ret_items >= num) {
 230             guint i;
 231             for (i = 0; i < num; ++i)
 232                 switch (size) {
 233                 case 8:
 234                     data[i] = xdata[i];
 235                     break;
 236                 case 16:
 237                     ((guint16*)data)[i] = ((gushort*)xdata)[i];
 238                     break;
 239                 case 32:
 240                     ((guint32*)data)[i] = ((gulong*)xdata)[i];
 241                     break;
 242                 default:
 243                     g_assert_not_reached(); /* unhandled size */
 244                 }
 245             ret = TRUE;
 246         }
 247         XFree(xdata);
 248     }
 249     return ret;
 250 }
 251
 252 static gboolean get_all(Window win, Atom prop, Atom type, gint size,
 253                         guchar **data, guint *num)
 254 {
 255     gboolean ret = FALSE;
 256     gint res;
 257     guchar *xdata = NULL;
 258     Atom ret_type;
 259     gint ret_size;
 260     gulong ret_items, bytes_left;
 261
 262     res = XGetWindowProperty(ob_display, win, prop, 0l, G_MAXLONG,
 263                              FALSE, type, &ret_type, &ret_size,
 264                              &ret_items, &bytes_left, &xdata);
 265     if (res == Success) {
 266         if (ret_size == size && ret_items > 0) {
 267             guint i;
 268
 269             *data = g_malloc(ret_items * (size / 8));
 270             for (i = 0; i < ret_items; ++i)
 271                 switch (size) {
 272                 case 8:
 273                     (*data)[i] = xdata[i];
 274                     break;
 275                 case 16:
 276                     ((guint16*)*data)[i] = ((gushort*)xdata)[i];
 277                     break;
 278                 case 32:
 279                     ((guint32*)*data)[i] = ((gulong*)xdata)[i];
 280                     break;
 281                 default:
 282                     g_assert_not_reached(); /* unhandled size */
 283                 }
 284             *num = ret_items;
 285             ret = TRUE;
 286         }
 287         XFree(xdata);
 288     }
 289     return ret;
 290 }
 291
 292 static gboolean get_stringlist(Window win, Atom prop, gchar ***list, gint *nstr)
 293 {
 294     XTextProperty tprop;
 295     gboolean ret = FALSE;
 296
 297     if (XGetTextProperty(ob_display, win, &tprop, prop) && tprop.nitems) {
 298         if (XTextPropertyToStringList(&tprop, list, nstr))
 299             ret = TRUE;
 300         XFree(tprop.value);
 301     }
 302     return ret;
 303 }
 304
 305 gboolean prop_get32(Window win, Atom prop, Atom type, guint32 *ret)
 306 {
 307     return get_prealloc(win, prop, type, 32, (guchar*)ret, 1);
 308 }
 309
 310 gboolean prop_get_array32(Window win, Atom prop, Atom type, guint32 **ret,
 311                           guint *nret)
 312 {
 313     return get_all(win, prop, type, 32, (guchar**)ret, nret);
 314 }
 315
 316 gboolean prop_get_string_locale(Window win, Atom prop, gchar **ret)
 317 {
 318     gchar **list;
 319     gint nstr;
 320     gchar *s;
 321
 322     if (get_stringlist(win, prop, &list, &nstr) && nstr) {
 323         s = g_locale_to_utf8(list[0], -1, NULL, NULL, NULL);
 324         XFreeStringList(list);
 325         if (s) {
 326             *ret = s;
 327             return TRUE;
 328         }
 329     }
 330     return FALSE;
 331 }
 332
 333 gboolean prop_get_strings_locale(Window win, Atom prop, gchar ***ret)
 334 {
 335     GSList *strs = NULL, *it;
 336     gchar *raw, *p;
 337     guint num, i, count = 0;
 338
 339     if (get_all(win, prop, prop_atoms.string, 8, (guchar**)&raw, &num)) {
 340
 341         p = raw;
 342         while (p < raw + num) {
 343             ++count;
 344             strs = g_slist_append(strs, p);
 345             p += strlen(p) + 1; /* next string */
 346         }
 347
 348         *ret = g_new0(gchar*, count + 1);
 349         (*ret)[count] = NULL; /* null terminated list */
 350
 351         for (i = 0, it = strs; it; ++i, it = g_slist_next(it)) {
 352             (*ret)[i] = g_locale_to_utf8(it->data, -1, NULL, NULL, NULL);
 353             /* make sure translation did not fail */
 354             if (!(*ret)[i])
 355                 (*ret)[i] = g_strdup("");
 356         }
 357         g_free(raw);
 358         g_slist_free(strs);
 359         return TRUE;
 360     }
 361     return FALSE;
 362 }
 363
 364 gboolean prop_get_string_utf8(Window win, Atom prop, gchar **ret)
 365 {
 366     gchar *raw;
 367     gchar *str;
 368     guint num;
 369
 370     if (get_all(win, prop, prop_atoms.utf8, 8, (guchar**)&raw, &num)) {
 371         str = g_strndup(raw, num); /* grab the first string from the list */
 372         g_free(raw);
 373         if (g_utf8_validate(str, -1, NULL)) {
 374             *ret = str;
 375             return TRUE;
 376         }
 377         g_free(str);
 378     }
 379     return FALSE;
 380 }
 381
 382 gboolean prop_get_strings_utf8(Window win, Atom prop, gchar ***ret)
 383 {
 384     GSList *strs = NULL, *it;
 385     gchar *raw, *p;
 386     guint num, i, count = 0;
 387
 388     if (get_all(win, prop, prop_atoms.utf8, 8, (guchar**)&raw, &num)) {
 389
 390         p = raw;
 391         while (p < raw + num) {
 392             ++count;
 393             strs = g_slist_append(strs, p);
 394             p += strlen(p) + 1; /* next string */
 395         }
 396
 397         *ret = g_new0(gchar*, count + 1);
 398
 399         for (i = 0, it = strs; it; ++i, it = g_slist_next(it)) {
 400             if (g_utf8_validate(it->data, -1, NULL))
 401                 (*ret)[i] = g_strdup(it->data);
 402             else
 403                 (*ret)[i] = g_strdup("");
 404         }
 405         g_free(raw);
 406         g_slist_free(strs);
 407         return TRUE;
 408     }
 409     return FALSE;
 410 }
 411
 412 void prop_set32(Window win, Atom prop, Atom type, gulong val)
 413 {
 414     XChangeProperty(ob_display, win, prop, type, 32, PropModeReplace,
 415                     (guchar*)&val, 1);
 416 }
 417
 418 void prop_set_array32(Window win, Atom prop, Atom type, gulong *val,
 419                       guint num)
 420 {
 421     XChangeProperty(ob_display, win, prop, type, 32, PropModeReplace,
 422                     (guchar*)val, num);
 423 }
 424
 425 void prop_set_string_utf8(Window win, Atom prop, const gchar *val)
 426 {
 427     XChangeProperty(ob_display, win, prop, prop_atoms.utf8, 8,
 428                     PropModeReplace, (const guchar*)val, strlen(val));
 429 }
 430
 431 void prop_set_strings_utf8(Window win, Atom prop, gchar **strs)
 432 {
 433     GString *str;
 434     gchar **s;
 435
 436     str = g_string_sized_new(0);
 437     for (s = strs; *s; ++s) {
 438         str = g_string_append(str, *s);
 439         str = g_string_append_c(str, '\0');
 440     }
 441     XChangeProperty(ob_display, win, prop, prop_atoms.utf8, 8,
 442                     PropModeReplace, (guchar*)str->str, str->len);
 443     g_string_free(str, TRUE);
 444 }
 445
 446 void prop_erase(Window win, Atom prop)
 447 {
 448     XDeleteProperty(ob_display, win, prop);
 449 }
 450
 451 void prop_message(Window about, Atom messagetype, glong data0, glong data1,
 452                   glong data2, glong data3, glong mask)
 453 {
 454     prop_message_to(RootWindow(ob_display, ob_screen), about, messagetype,
 455                     data0, data1, data2, data3, 0, mask);
 456 }
 457
 458 void prop_message_to(Window to, Window about, Atom messagetype,
 459                      glong data0, glong data1, glong data2,
 460                      glong data3, glong data4, glong mask)
 461 {
 462     XEvent ce;
 463     ce.xclient.type = ClientMessage;
 464     ce.xclient.message_type = messagetype;
 465     ce.xclient.display = ob_display;
 466     ce.xclient.window = about;
 467     ce.xclient.format = 32;
 468     ce.xclient.data.l[0] = data0;
 469     ce.xclient.data.l[1] = data1;
 470     ce.xclient.data.l[2] = data2;
 471     ce.xclient.data.l[3] = data3;
 472     ce.xclient.data.l[4] = data4;
 473     XSendEvent(ob_display, to, FALSE, mask, &ce);
 474 }