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/* exported AudioDeviceSelectionDBus */
const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
const Dialog = imports.ui.dialog;
const Main = imports.ui.main;
const ModalDialog = imports.ui.modalDialog;
const { loadInterfaceXML } = imports.misc.fileUtils;
var AudioDevice = {
HEADPHONES: 1 << 0,
HEADSET: 1 << 1,
MICROPHONE: 1 << 2,
};
const AudioDeviceSelectionIface = loadInterfaceXML('org.gnome.Shell.AudioDeviceSelection');
var AudioDeviceSelectionDialog = GObject.registerClass({
Signals: { 'device-selected': { param_types: [GObject.TYPE_UINT] } },
}, class AudioDeviceSelectionDialog extends ModalDialog.ModalDialog {
_init(devices) {
super._init({ styleClass: 'audio-device-selection-dialog' });
this._deviceItems = {};
this._buildLayout();
if (devices & AudioDevice.HEADPHONES)
this._addDevice(AudioDevice.HEADPHONES);
if (devices & AudioDevice.HEADSET)
this._addDevice(AudioDevice.HEADSET);
if (devices & AudioDevice.MICROPHONE)
this._addDevice(AudioDevice.MICROPHONE);
if (this._selectionBox.get_n_children() < 2)
throw new Error('Too few devices for a selection');
}
_buildLayout() {
let content = new Dialog.MessageDialogContent({
title: _('Select Audio Device'),
});
this._selectionBox = new St.BoxLayout({
style_class: 'audio-selection-box',
x_align: Clutter.ActorAlign.CENTER,
x_expand: true,
});
content.add_child(this._selectionBox);
this.contentLayout.add_child(content);
if (Main.sessionMode.allowSettings) {
this.addButton({
action: this._openSettings.bind(this),
label: _('Sound Settings'),
});
}
this.addButton({
action: () => this.close(),
label: _('Cancel'),
key: Clutter.KEY_Escape,
});
}
_getDeviceLabel(device) {
switch (device) {
case AudioDevice.HEADPHONES:
return _("Headphones");
case AudioDevice.HEADSET:
return _("Headset");
case AudioDevice.MICROPHONE:
return _("Microphone");
default:
return null;
}
}
_getDeviceIcon(device) {
switch (device) {
case AudioDevice.HEADPHONES:
return 'audio-headphones-symbolic';
case AudioDevice.HEADSET:
return 'audio-headset-symbolic';
case AudioDevice.MICROPHONE:
return 'audio-input-microphone-symbolic';
default:
return null;
}
}
_addDevice(device) {
const box = new St.BoxLayout({
style_class: 'audio-selection-device-box',
vertical: true,
});
box.connect('notify::height', () => {
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
box.width = box.height;
return GLib.SOURCE_REMOVE;
});
});
const icon = new St.Icon({
style_class: 'audio-selection-device-icon',
icon_name: this._getDeviceIcon(device),
});
box.add(icon);
const label = new St.Label({
style_class: 'audio-selection-device-label',
text: this._getDeviceLabel(device),
x_align: Clutter.ActorAlign.CENTER,
});
box.add(label);
const button = new St.Button({
style_class: 'audio-selection-device',
can_focus: true,
child: box,
});
this._selectionBox.add(button);
button.connect('clicked', () => {
this.emit('device-selected', device);
this.close();
Main.overview.hide();
});
}
_openSettings() {
let desktopFile = 'gnome-sound-panel.desktop';
let app = Shell.AppSystem.get_default().lookup_app(desktopFile);
if (!app) {
log(`Settings panel for desktop file ${desktopFile} could not be loaded!`);
return;
}
this.close();
Main.overview.hide();
app.activate();
}
});
var AudioDeviceSelectionDBus = class AudioDeviceSelectionDBus {
constructor() {
this._audioSelectionDialog = null;
this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(AudioDeviceSelectionIface, this);
this._dbusImpl.export(Gio.DBus.session, '/org/gnome/Shell/AudioDeviceSelection');
Gio.DBus.session.own_name('org.gnome.Shell.AudioDeviceSelection', Gio.BusNameOwnerFlags.REPLACE, null, null);
}
_onDialogClosed() {
this._audioSelectionDialog = null;
}
_onDeviceSelected(dialog, device) {
let connection = this._dbusImpl.get_connection();
let info = this._dbusImpl.get_info();
const deviceName = Object.keys(AudioDevice)
.filter(dev => AudioDevice[dev] === device)[0].toLowerCase();
connection.emit_signal(this._audioSelectionDialog._sender,
this._dbusImpl.get_object_path(),
info ? info.name : null,
'DeviceSelected',
GLib.Variant.new('(s)', [deviceName]));
}
OpenAsync(params, invocation) {
if (this._audioSelectionDialog) {
invocation.return_value(null);
return;
}
let [deviceNames] = params;
let devices = 0;
deviceNames.forEach(n => (devices |= AudioDevice[n.toUpperCase()]));
let dialog;
try {
dialog = new AudioDeviceSelectionDialog(devices);
} catch (e) {
invocation.return_value(null);
return;
}
dialog._sender = invocation.get_sender();
dialog.connect('closed', this._onDialogClosed.bind(this));
dialog.connect('device-selected',
this._onDeviceSelected.bind(this));
dialog.open();
this._audioSelectionDialog = dialog;
invocation.return_value(null);
}
CloseAsync(params, invocation) {
if (this._audioSelectionDialog &&
this._audioSelectionDialog._sender == invocation.get_sender())
this._audioSelectionDialog.close();
invocation.return_value(null);
}
};
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