+ int i, j;
+ Task *tsk;
+ Window win = e->xproperty.window;
+ Atom at = e->xproperty.atom;
+
+ if (win == server.root_win) {
+ if (!server.got_root_win) {
+ XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
+ server.got_root_win = 1;
+ }
+
+ // Change number of desktops
+ else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
+ server.nb_desktop = server_get_number_of_desktop ();
+ cleanup_taskbar();
+ init_taskbar();
+ visible_object();
+ for (i=0 ; i < nb_panel ; i++) {
+ panel1[i].area.resize = 1;
+ }
+ task_refresh_tasklist();
+ active_task();
+ panel_refresh = 1;
+ }
+ // Change desktop
+ else if (at == server.atom._NET_CURRENT_DESKTOP) {
+ int old_desktop = server.desktop;
+ server.desktop = server_get_current_desktop ();
+ for (i=0 ; i < nb_panel ; i++) {
+ Panel *panel = &panel1[i];
+ if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
+ // redraw both taskbar
+ if (server.nb_desktop > old_desktop) {
+ // can happen if last desktop is deleted and we've been on the last desktop
+ panel->taskbar[old_desktop].area.is_active = 0;
+ panel->taskbar[old_desktop].area.resize = 1;
+ }
+ panel->taskbar[server.desktop].area.is_active = 1;
+ panel->taskbar[server.desktop].area.resize = 1;
+ panel_refresh = 1;
+ }
+ // check ALLDESKTOP task => resize taskbar
+ Taskbar *tskbar;
+ Task *tsk;
+ GSList *l;
+ if (server.nb_desktop > old_desktop) {
+ tskbar = &panel->taskbar[old_desktop];
+ for (l = tskbar->area.list; l ; l = l->next) {
+ tsk = l->data;
+ if (tsk->desktop == ALLDESKTOP) {
+ tsk->area.on_screen = 0;
+ tskbar->area.resize = 1;
+ panel_refresh = 1;
+ }
+ }
+ }
+ tskbar = &panel->taskbar[server.desktop];
+ for (l = tskbar->area.list; l ; l = l->next) {
+ tsk = l->data;
+ if (tsk->desktop == ALLDESKTOP) {
+ tsk->area.on_screen = 1;
+ tskbar->area.resize = 1;
+ }
+ }
+ }
+ if (panel_mode != MULTI_DESKTOP) {
+ visible_object();
+ }
+ }
+ // Window list
+ else if (at == server.atom._NET_CLIENT_LIST) {
+ task_refresh_tasklist();
+ panel_refresh = 1;
+ }
+ // Change active
+ else if (at == server.atom._NET_ACTIVE_WINDOW) {
+ active_task();
+ panel_refresh = 1;
+ }
+ else if (at == server.atom._XROOTPMAP_ID) {
+ // change Wallpaper
+ for (i=0 ; i < nb_panel ; i++) {
+ set_panel_background(&panel1[i]);
+ }
+ panel_refresh = 1;
+ }
+ }
+ else {
+ tsk = task_get_task (win);
+ if (!tsk) {
+ if (at != server.atom._NET_WM_STATE)
+ return;
+ else {
+ // xfce4 sends _NET_WM_STATE after minimized to tray, so we need to check if window is mapped
+ // if it is mapped and not set as skip_taskbar, we must add it to our task list
+ XWindowAttributes wa;
+ XGetWindowAttributes(server.dsp, win, &wa);
+ if (wa.map_state == IsViewable && !window_is_skip_taskbar(win)) {
+ if ( (tsk = add_task(win)) )
+ panel_refresh = 1;
+ else
+ return;
+ }
+ else
+ return;
+ }
+ }
+ //printf("atom root_win = %s, %s\n", XGetAtomName(server.dsp, at), tsk->title);
+
+ // Window title changed
+ if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
+ Task *tsk2;
+ GSList *l0;
+ get_title(tsk);
+ // changed other tsk->title
+ for (i=0 ; i < nb_panel ; i++) {
+ for (j=0 ; j < panel1[i].nb_desktop ; j++) {
+ for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
+ tsk2 = l0->data;
+ if (tsk->win == tsk2->win && tsk != tsk2) {
+ tsk2->title = tsk->title;
+ tsk2->area.redraw = 1;
+ }
+ }
+ }
+ }
+ panel_refresh = 1;
+ }
+ // Demand attention
+ else if (at == server.atom._NET_WM_STATE) {
+ if (window_is_urgent (win)) {
+ add_urgent(tsk);
+ }
+ if (window_is_skip_taskbar(win)) {
+ remove_task( tsk );
+ panel_refresh = 1;
+ }
+ }
+// We do not check for the iconified state, since it only unsets our active window
+// but in openbox a shaded window is considered iconified. So we would loose the active window
+// property on unshading it again (commented 01.10.2009)
+// else if (at == server.atom.WM_STATE) {
+// // Iconic state
+// // TODO : try to delete following code
+// if (window_is_iconified (win)) {
+// if (task_active) {
+// if (task_active->win == tsk->win) {
+// Task *tsk2;
+// GSList *l0;
+// for (i=0 ; i < nb_panel ; i++) {
+// for (j=0 ; j < panel1[i].nb_desktop ; j++) {
+// for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
+// tsk2 = l0->data;
+// tsk2->area.is_active = 0;
+// }
+// }
+// }
+// task_active = 0;
+// }
+// }
+// }
+// }
+ // Window icon changed
+ else if (at == server.atom._NET_WM_ICON) {
+ get_icon(tsk);
+ Task *tsk2;
+ GSList *l0;
+ for (i=0 ; i < nb_panel ; i++) {
+ for (j=0 ; j < panel1[i].nb_desktop ; j++) {
+ for (l0 = panel1[i].taskbar[j].area.list; l0 ; l0 = l0->next) {
+ tsk2 = l0->data;
+ if (tsk->win == tsk2->win && tsk != tsk2) {
+ tsk2->icon_width = tsk->icon_width;
+ tsk2->icon_height = tsk->icon_height;
+ tsk2->icon = tsk->icon;
+ tsk2->icon_active = tsk->icon_active;
+ tsk2->area.redraw = 1;
+ }
+ }
+ }
+ }
+ panel_refresh = 1;
+ }
+ // Window desktop changed
+ else if (at == server.atom._NET_WM_DESKTOP) {
+ int desktop = window_get_desktop (win);
+ //printf(" Window desktop changed %d, %d\n", tsk->desktop, desktop);
+ // bug in windowmaker : send unecessary 'desktop changed' when focus changed
+ if (desktop != tsk->desktop) {
+ remove_task (tsk);
+ tsk = add_task (win);
+ active_task();
+ panel_refresh = 1;
+ }
+ }
+ else if (at == server.atom.WM_HINTS) {
+ XWMHints* wmhints = XGetWMHints(server.dsp, win);
+ if (wmhints && wmhints->flags & XUrgencyHint) {
+ add_urgent(tsk);
+ }
+ XFree(wmhints);
+ }
+
+ if (!server.got_root_win) server.root_win = RootWindow (server.dsp, server.screen);
+ }