gala/daemon-gtk3/DBus.vala
2024-07-05 11:14:35 -07:00

134 lines
4.0 KiB
Vala

/*
* Copyright 2024 elementary, Inc. (https://elementary.io)
* SPDX-License-Identifier: GPL-3.0-or-later
*/
[DBus (name = "org.pantheon.gala")]
public interface Gala.WMDBus : GLib.Object {
public abstract void perform_action (Gala.ActionType type) throws DBusError, IOError;
}
public struct Gala.Daemon.MonitorLabelInfo {
public int monitor;
public string label;
public string background_color;
public string text_color;
public int x;
public int y;
}
[DBus (name = "org.pantheon.gala.daemon")]
public class Gala.Daemon.DBus : GLib.Object {
private const string DBUS_NAME = "org.pantheon.gala";
private const string DBUS_OBJECT_PATH = "/org/pantheon/gala";
private const string DAEMON_DBUS_NAME = "org.pantheon.gala.daemon";
private const string DAEMON_DBUS_OBJECT_PATH = "/org/pantheon/gala/daemon";
private WMDBus? wm_proxy = null;
private WindowMenu? window_menu;
private BackgroundMenu? background_menu;
private List<MonitorLabel> monitor_labels = new List<MonitorLabel> ();
construct {
Bus.watch_name (BusType.SESSION, DBUS_NAME, BusNameWatcherFlags.NONE, gala_appeared, lost_gala);
}
private void on_gala_get (GLib.Object? obj, GLib.AsyncResult? res) {
try {
wm_proxy = Bus.get_proxy.end (res);
} catch (Error e) {
warning ("Failed to get Gala proxy: %s", e.message);
}
}
private void lost_gala () {
wm_proxy = null;
}
private void gala_appeared () {
if (wm_proxy == null) {
Bus.get_proxy.begin<WMDBus> (BusType.SESSION, DBUS_NAME, DBUS_OBJECT_PATH, 0, null, on_gala_get);
}
}
private void perform_action (Gala.ActionType type) {
if (wm_proxy != null) {
try {
wm_proxy.perform_action (type);
} catch (Error e) {
warning ("Failed to perform Gala action over DBus: %s", e.message);
}
}
}
public void show_window_menu (Gala.WindowFlags flags, int display_width, int display_height, int x, int y) throws DBusError, IOError {
if (window_menu == null) {
window_menu = new WindowMenu ();
window_menu.perform_action.connect (perform_action);
}
window_menu.update (flags);
show_menu (window_menu, display_width, display_height, x, y, true);
}
public void show_desktop_menu (int display_width, int display_height, int x, int y) throws DBusError, IOError {
if (background_menu == null) {
background_menu = new BackgroundMenu ();
}
show_menu (background_menu, display_width, display_height, x, y, false);
}
private void show_menu (Gtk.Menu menu, int display_width, int display_height, int x, int y, bool ignore_first_release) {
var window = new Window (display_width, display_height);
window.present ();
menu.attach_to_widget (window.content, null);
Gdk.Rectangle rect = {
x,
y,
0,
0
};
menu.show_all ();
menu.popup_at_rect (window.get_window (), rect, NORTH, NORTH_WEST);
menu.deactivate.connect (window.close);
if (ignore_first_release) {
bool first = true;
menu.button_release_event.connect (() => {
if (first) {
first = false;
return Gdk.EVENT_STOP;
}
return Gdk.EVENT_PROPAGATE;
});
}
}
public void show_monitor_labels (MonitorLabelInfo[] label_infos) throws GLib.DBusError, GLib.IOError {
hide_monitor_labels ();
monitor_labels = new List<MonitorLabel> ();
foreach (var info in label_infos) {
var label = new MonitorLabel (info);
monitor_labels.append (label);
label.present ();
}
}
public void hide_monitor_labels () throws GLib.DBusError, GLib.IOError {
foreach (var monitor_label in monitor_labels) {
monitor_label.close ();
}
}
}