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Diffstat (limited to 'src/sound-menu.vala')
| -rw-r--r-- | src/sound-menu.vala | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/sound-menu.vala b/src/sound-menu.vala new file mode 100644 index 0000000..415a5be --- /dev/null +++ b/src/sound-menu.vala @@ -0,0 +1,167 @@ +/* + * Copyright 2013 Canonical Ltd. + * + * 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; version 3. + * + * 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * Authors: + * Lars Uebernickel <lars.uebernickel@canonical.com> + */ + +/* Icon.serialize() is not yet in gio-2.0.vapi; remove this when it is */ +extern Variant? g_icon_serialize (Icon icon); + +class SoundMenu: Object +{ + public SoundMenu (string settings_action) { + /* A sound menu always has at least two sections: the volume section (this.volume_section) + * at the start of the menu, and the settings section at the end. Between those two, + * it has a dynamic amount of player sections, one for each registered player. + */ + + this.volume_section = new Menu (); + volume_section.append (_("Mute"), "indicator.mute"); + volume_section.append_item (this.create_slider_menu_item ("indicator.volume", 0.0, 1.0, 0.01, + "audio-volume-low-zero-panel", + "audio-volume-high-panel")); + + this.menu = new Menu (); + this.menu.append_section (null, volume_section); + this.menu.append (_("Sound Settings…"), settings_action); + + var root_item = new MenuItem (null, "indicator.root"); + root_item.set_attribute ("x-canonical-type", "s", "com.canonical.indicator.root"); + root_item.set_submenu (this.menu); + + this.root = new Menu (); + root.append_item (root_item); + } + + public void export (DBusConnection connection, string object_path) { + try { + connection.export_menu_model (object_path, this.root); + } catch (Error e) { + critical ("%s", e.message); + } + } + + public bool show_mic_volume { + get { + return this.volume_section.get_n_items () == 3; + } + set { + if (value && this.volume_section.get_n_items () < 3) { + var slider = this.create_slider_menu_item ("indicator.mic-volume", 0.0, 1.0, 0.01, + "audio-input-microphone-low-zero-panel", + "audio-input-microphone-high-panel"); + volume_section.append_item (slider); + } + else if (!value && this.volume_section.get_n_items () > 2) { + this.volume_section.remove (2); + } + } + } + + public void add_player (MediaPlayer player) { + /* Add new players to the end of the player sections, just before the settings */ + var player_item = new MenuItem (player.name, "indicator." + player.id); + player_item.set_attribute ("x-canonical-type", "s", "com.canonical.unity.media-player"); + player_item.set_attribute_value ("icon", g_icon_serialize (player.icon)); + + var playback_item = new MenuItem (null, null); + playback_item.set_attribute ("x-canonical-type", "s", "com.canonical.unity.playback-item"); + playback_item.set_attribute ("x-canonical-play-action", "s", "indicator.play." + player.id); + playback_item.set_attribute ("x-canonical-next-action", "s", "indicator.next." + player.id); + playback_item.set_attribute ("x-canonical-previous-action", "s", "indicator.previous." + player.id); + + var section = new Menu (); + section.append_item (player_item); + section.append_item (playback_item); + + player.playlists_changed.connect (this.update_playlists); + player.notify["is-running"].connect ( () => this.update_playlists (player) ); + update_playlists (player); + + this.menu.insert_section (this.menu.get_n_items () -1, null, section); + } + + public void remove_player (MediaPlayer player) { + int index = this.find_player_section (player); + if (index >= 0) + this.menu.remove (index); + } + + Menu root; + Menu menu; + Menu volume_section; + + /* returns the position in this.menu of the section that's associated with @player */ + int find_player_section (MediaPlayer player) { + string action_name = @"indicator.$(player.id)"; + int n = this.menu.get_n_items () -1; + for (int i = 1; i < n; i++) { + var section = this.menu.get_item_link (i, Menu.LINK_SECTION); + string action; + section.get_item_attribute (0, "action", "s", out action); + if (action == action_name) + return i; + } + + return -1; + } + + void update_playlists (MediaPlayer player) { + int index = find_player_section (player); + if (index < 0) + return; + + var player_section = this.menu.get_item_link (index, Menu.LINK_SECTION) as Menu; + + /* if a section has three items, the playlists menu is in it */ + if (player_section.get_n_items () == 3) + player_section.remove (2); + + if (!player.is_running) + return; + + var count = player.get_n_playlists (); + if (count == 0) + return; + + var playlists_section = new Menu (); + for (int i = 0; i < count; i++) { + var playlist_id = player.get_playlist_id (i); + playlists_section.append (player.get_playlist_name (i), + @"indicator.play-playlist.$(player.id)::$playlist_id"); + + } + + var submenu = new Menu (); + submenu.append_section (null, playlists_section); + player_section.append_submenu ("Choose Playlist", submenu); + } + + MenuItem create_slider_menu_item (string action, double min, double max, double step, string min_icon_name, string max_icon_name) { + var min_icon = new ThemedIcon.with_default_fallbacks (min_icon_name); + var max_icon = new ThemedIcon.with_default_fallbacks (max_icon_name); + + var slider = new MenuItem (null, action); + slider.set_attribute ("x-canonical-type", "s", "com.canonical.unity.slider"); + slider.set_attribute_value ("min-icon", g_icon_serialize (min_icon)); + slider.set_attribute_value ("max-icon", g_icon_serialize (max_icon)); + slider.set_attribute ("min-value", "d", min); + slider.set_attribute ("max-value", "d", max); + slider.set_attribute ("step", "d", step); + + return slider; + } +} |