+
+ // thanks to AngryLlama for the timer
+ // Create a File Description Set containing x11_fd
+ FD_ZERO (&fdset);
+ FD_SET (x11_fd, &fdset);
+ update_next_timeout();
+ if (next_timeout.tv_sec >= 0 && next_timeout.tv_usec >= 0)
+ timeout = &next_timeout;
+ else
+ timeout = 0;
+
+ // Wait for X Event or a Timer
+ if (select(x11_fd+1, &fdset, 0, 0, timeout) > 0) {
+ while (XPending (server.dsp)) {
+ XNextEvent(server.dsp, &e);
+
+ panel = get_panel(e.xany.window);
+ if (panel && panel_autohide) {
+ if (e.type == EnterNotify)
+ autohide_trigger_show(panel);
+ else if (e.type == LeaveNotify)
+ autohide_trigger_hide(panel);
+ if (panel->is_hidden) {
+ if (e.type == ClientMessage && e.xclient.message_type == server.atom.XdndPosition) {
+ hidden_dnd = 1;
+ autohide_show(panel);
+ }
+ else
+ continue; // discard further processing of this event because the panel is not visible yet
+ }
+ else if (hidden_dnd && e.type == ClientMessage && e.xclient.message_type == server.atom.XdndLeave) {
+ hidden_dnd = 0;
+ autohide_hide(panel);
+ }
+ }
+
+ switch (e.type) {
+ case ButtonPress:
+ tooltip_hide(0);
+ event_button_press (&e);
+ break;
+
+ case ButtonRelease:
+ event_button_release(&e);
+ break;
+
+ case MotionNotify: {
+ unsigned int button_mask = Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask;
+ if (e.xmotion.state & button_mask)
+ event_button_motion_notify (&e);
+
+ if (!g_tooltip.enabled) break;
+ Panel* panel = get_panel(e.xmotion.window);
+ Area* area = click_area(panel, e.xmotion.x, e.xmotion.y);
+ if (area->_get_tooltip_text)
+ tooltip_trigger_show(area, panel, &e);
+ else
+ tooltip_trigger_hide();
+ break;
+ }
+
+ case LeaveNotify:
+ if (g_tooltip.enabled)
+ tooltip_trigger_hide();
+ break;
+
+ case Expose:
+ event_expose(&e);
+ break;
+
+ case PropertyNotify:
+ event_property_notify(&e);
+ break;
+
+ case ConfigureNotify:
+ event_configure_notify (e.xconfigure.window);
+ break;
+
+ case ReparentNotify:
+ if (!systray_enabled)
+ break;
+ panel = (Panel*)systray.area.panel;
+ if (e.xany.window == panel->main_win) // reparented to us
+ break;
+ // FIXME: 'reparent to us' badly detected => disabled
+ break;
+ case UnmapNotify:
+ case DestroyNotify:
+ if (e.xany.window == server.composite_manager) {
+ // Stop real_transparency
+ signal_pending = SIGUSR1;
+ break;
+ }
+ if (e.xany.window == g_tooltip.window || !systray_enabled)
+ break;
+ for (it = systray.list_icons; it; it = g_slist_next(it)) {
+ if (((TrayWindow*)it->data)->tray_id == e.xany.window) {
+ remove_icon((TrayWindow*)it->data);
+ break;
+ }
+ }
+ break;
+
+ case ClientMessage:
+ ev = &e.xclient;
+ if (ev->data.l[1] == server.atom._NET_WM_CM_S0) {
+ if (ev->data.l[2] == None)
+ // Stop real_transparency
+ signal_pending = SIGUSR1;
+ else
+ // Start real_transparency
+ signal_pending = SIGUSR1;
+ }
+ if (systray_enabled && e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
+ net_message(&e.xclient);
+ }
+ else if (e.xclient.message_type == server.atom.XdndPosition) {
+ dnd_message(&e.xclient);
+ }
+ break;
+
+ default:
+ if (e.type == XDamageNotify+damage_event) {
+ // union needed to avoid strict-aliasing warnings by gcc
+ union { XEvent e; XDamageNotifyEvent de; } event_union = {.e=e};
+ TrayWindow *traywin;
+ GSList *l;
+ XDamageNotifyEvent* de = &event_union.de;
+ for (l = systray.list_icons; l ; l = l->next) {
+ traywin = (TrayWindow*)l->data;
+ if ( traywin->id == de->drawable ) {
+ systray_render_icon(traywin);
+ break;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ callback_timeout_expired();
+
+ if (signal_pending) {
+ cleanup();
+ if (signal_pending == SIGUSR1) {
+ // restart tint2
+ // SIGUSR1 used when : user's signal, composite manager stop/start or xrandr
+ FD_CLR (x11_fd, &fdset); // not sure if needed
+ goto start;
+ }
+ else {
+ // SIGINT, SIGTERM, SIGHUP
+ return 0;
+ }
+ }
+ }