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+/*
+Copyright (c) 2011 by Simon Schneegans
+
+This program is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the Free
+Software Foundation, either version 3 of the License, or (at your option)
+any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+more details.
+
+You should have received a copy of the GNU General Public License along with
+this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////
+/// This group displays a list of all running application windows.
+/////////////////////////////////////////////////////////////////////
+
+public class WindowListGroup : ActionGroup {
+
+ /////////////////////////////////////////////////////////////////////
+ /// Used to register this type of ActionGroup. It sets the display
+ /// name for this ActionGroup, it's icon name and the string used in
+ /// the pies.conf file for this kind of ActionGroups.
+ /////////////////////////////////////////////////////////////////////
+
+ public static void register(out string name, out string icon, out string settings_name) {
+ name = _("Window List");
+ icon = "window-manager";
+ settings_name = "window_list";
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Two members needed to avoid useless, frequent changes of the
+ /// stored Actions.
+ /////////////////////////////////////////////////////////////////////
+
+ private bool changing = false;
+ private bool changed_again = false;
+
+ private Wnck.Screen screen;
+
+ /////////////////////////////////////////////////////////////////////
+ /// C'tor, initializes all members.
+ /////////////////////////////////////////////////////////////////////
+
+ public WindowListGroup(string parent_id) {
+ GLib.Object(parent_id : parent_id);
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads all windows.
+ /////////////////////////////////////////////////////////////////////
+
+ construct {
+ this.screen = Wnck.Screen.get_default();
+
+ this.screen.window_opened.connect(reload);
+ this.screen.window_closed.connect(reload);
+
+ this.load();
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Loads all currently opened windows and creates actions for them.
+ /////////////////////////////////////////////////////////////////////
+
+ private void load() {
+ unowned GLib.List<Wnck.Window?> windows = this.screen.get_windows();
+
+ var matcher = Bamf.Matcher.get_default();
+
+ foreach (var window in windows) {
+ if (window.get_window_type() == Wnck.WindowType.NORMAL
+ && !window.is_skip_pager() && !window.is_skip_tasklist()) {
+ var application = window.get_application();
+ var bamf_app = matcher.get_application_for_xid((uint32)window.get_xid());
+
+ string name = window.get_name();
+
+ if (name.length > 30)
+ name = name.substring(0, 30) + "...";
+
+ var action = new SigAction(
+ name,
+ (bamf_app == null) ? application.get_icon_name().down() : bamf_app.get_icon(),
+ "%lu".printf(window.get_xid())
+ );
+ action.activated.connect(() => {
+ Wnck.Screen.get_default().force_update();
+
+ var xid = (X.Window)uint64.parse(action.real_command);
+ var win = Wnck.Window.get(xid);
+ var time = Gtk.get_current_event_time();
+
+ if (win.get_workspace() != null
+ && win.get_workspace() != win.get_screen().get_active_workspace())
+ win.get_workspace().activate(time);
+
+ if (win.is_minimized())
+ win.unminimize(time);
+
+ win.activate_transient(time);
+ });
+ this.add_action(action);
+ }
+ }
+ }
+
+ /////////////////////////////////////////////////////////////////////
+ /// Reloads all running applications.
+ /////////////////////////////////////////////////////////////////////
+
+ private void reload() {
+ // avoid too frequent changes...
+ if (!this.changing) {
+ this.changing = true;
+ Timeout.add(500, () => {
+ if (this.changed_again) {
+ this.changed_again = false;
+ return true;
+ }
+
+ // reload
+ this.delete_all();
+ this.load();
+
+ this.changing = false;
+ return false;
+ });
+ } else {
+ this.changed_again = true;
+ }
+ }
+}
+
+}