diff options
Diffstat (limited to 'src/player-windows-activator.vala')
| -rw-r--r-- | src/player-windows-activator.vala | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/player-windows-activator.vala b/src/player-windows-activator.vala new file mode 100644 index 0000000..e8cd616 --- /dev/null +++ b/src/player-windows-activator.vala @@ -0,0 +1,185 @@ +/* +Copyright 2013 Canonical Ltd. + +Authors: + Marco Trevisan <marco.trevisan@canonical.com> + +This program is free software: you can redistribute it and/or modify it +under the terms of the GNU General Public License version 3, as published +by the Free Software Foundation. + +This program is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranties of +MERCHANTABILITY, SATISFACTORY QUALITY, 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/>. +*/ + +[DBus (name = "org.gtk.Application")] +public interface DBusGtkApplication : Object { + public abstract void Activate(GLib.HashTable<string, Variant?> platform_data) throws IOError; +} + +public class PlayerActivator : GLib.Object +{ + public PlayerController owner {get; construct;} + + private bool gtk_application_searched = false; + private DBusGtkApplication gtk_application; + private Bamf.Application bamf_application; + + private const uint MAX_BAMF_APPLICATION_WAIT_MS = 1000; + private int64 last_check_time; + + public PlayerActivator(PlayerController ctrl) + { + GLib.Object(owner: ctrl); + } + + public void activate(uint timestamp) + { + if (!activate_gtk_appplication(timestamp)) { + if (!activate_bamf_appplication(timestamp)) { + // Let's wait BAMF to update its windows list + this.last_check_time = get_monotonic_time(); + + Idle.add(() => { + bool activated = activate_bamf_appplication(timestamp); + int64 waited = (get_monotonic_time() - this.last_check_time) / 1000; + return !activated && waited < MAX_BAMF_APPLICATION_WAIT_MS; + }); + } + } + } + + private bool activate_gtk_appplication(uint timestamp) + { + this.setup_gtk_application(); + + if (this.gtk_application == null) { + return false; + } + + var context = Gdk.Display.get_default().get_app_launch_context(); + context.set_timestamp(timestamp); + + var data = new GLib.HashTable<string, Variant?>(str_hash, str_equal); + data["desktop-startup-id"] = context.get_startup_notify_id(this.owner.app_info, new GLib.List<GLib.File>()); + + try { + this.gtk_application.Activate(data); + } + catch (IOError e) { + return false; + } + + return true; + } + + private void setup_gtk_application() + { + if (owner.current_state != PlayerController.state.CONNECTED) + return; + + if (this.gtk_application != null || this.gtk_application_searched) + return; + + try { + var connection = Bus.get_sync(BusType.SESSION); + var name = this.owner.dbus_name; + string gtk_application_path; + this.find_iface_path(connection, name, "/", "org.gtk.Application", out gtk_application_path); + this.gtk_application_searched = true; + + if (gtk_application_path != null) { + this.gtk_application = Bus.get_proxy_sync(BusType.SESSION, this.owner.dbus_name, gtk_application_path); + } + } catch (Error e) { + return; + } + } + + private void find_iface_path(DBusConnection connection, string name, string path, string target_iface, out string found_path) + { + found_path = null; + DBusNodeInfo node = null; + + try { + unowned string xml_string; + var xml = connection.call_sync(name, path, "org.freedesktop.DBus.Introspectable", "Introspect", null, new VariantType("(s)"), DBusCallFlags.NONE, 1000); + xml.get("(&s)", out xml_string); + node = new DBusNodeInfo.for_xml(xml_string); + } catch (Error e) { + return; + } + + if (node == null) { + return; + } + + foreach (var iface in node.interfaces) { + if (iface.name == target_iface) { + found_path = path; + return; + } + } + + bool is_root = (path == "/"); + + foreach (var subnode in node.nodes) { + string new_path = path; + + if (!is_root) { + new_path += "/"; + } + + new_path += subnode.path; + + find_iface_path(connection, name, new_path, target_iface, out found_path); + + if (found_path != null) { + return; + } + } + } + + private void setup_bamf_application() + { + this.bamf_application = null; + var desktop_app = this.owner.app_info as DesktopAppInfo; + + if (desktop_app == null) + return; + + foreach (var app in Bamf.Matcher.get_default().get_applications()) { + if (app.get_desktop_file() == desktop_app.get_filename()) { + this.bamf_application = app; + break; + } + } + } + + private bool activate_bamf_appplication(uint timestamp) + { + this.setup_bamf_application(); + + if (this.bamf_application == null) + return false; + + bool focused = false; + var dpy = Gdk.Display.get_default(); + + foreach (var win in this.bamf_application.get_windows()) { + if (win.get_window_type() != Bamf.WindowType.NORMAL) + continue; + + var xwin = Gdk.X11Window.foreign_new_for_display(dpy, win.get_xid()); + xwin.focus(timestamp); + focused = true; + } + + return focused; + } +}
\ No newline at end of file |