gnome-shell/js/ui/unlockDialog.js

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported UnlockDialog */
const { AccountsService, Atk, Clutter,
Gdm, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
const Layout = imports.ui.layout;
const Main = imports.ui.main;
const AuthPrompt = imports.gdm.authPrompt;
// The timeout before going back automatically to the lock screen (in seconds)
const IDLE_TIMEOUT = 2 * 60;
var UnlockDialog = GObject.registerClass({
Signals: { 'failed': {} },
}, class UnlockDialog extends St.Widget {
_init(parentActor) {
super._init({
accessible_role: Atk.Role.WINDOW,
style_class: 'login-dialog',
layout_manager: new Clutter.BoxLayout(),
visible: false,
});
this.add_constraint(new Layout.MonitorConstraint({ primary: true }));
parentActor.add_child(this);
this._userManager = AccountsService.UserManager.get_default();
this._userName = GLib.get_user_name();
this._user = this._userManager.get_user(this._userName);
this._promptBox = new St.BoxLayout({ vertical: true,
x_align: Clutter.ActorAlign.CENTER,
y_align: Clutter.ActorAlign.CENTER,
x_expand: true,
y_expand: true });
this.add_child(this._promptBox);
this._authPrompt = new AuthPrompt.AuthPrompt(new Gdm.Client(), AuthPrompt.AuthPromptMode.UNLOCK_ONLY);
this._authPrompt.connect('failed', this._fail.bind(this));
this._authPrompt.connect('cancelled', this._fail.bind(this));
this._authPrompt.connect('reset', this._onReset.bind(this));
this._authPrompt.nextButton.label = _("Unlock");
this._promptBox.add_child(this._authPrompt);
this.allowCancel = false;
let screenSaverSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.screensaver' });
if (screenSaverSettings.get_boolean('user-switch-enabled')) {
let otherUserLabel = new St.Label({ text: _("Log in as another user"),
style_class: 'login-dialog-not-listed-label' });
this._otherUserButton = new St.Button({ style_class: 'login-dialog-not-listed-button',
can_focus: true,
child: otherUserLabel,
reactive: true });
this._otherUserButton.connect('clicked', this._otherUserClicked.bind(this));
this._promptBox.add_child(this._otherUserButton);
} else {
this._otherUserButton = null;
}
this._authPrompt.reset();
this._updateSensitivity(true);
Main.ctrlAltTabManager.addGroup(this, _("Unlock Window"), 'dialog-password-symbolic');
this._idleMonitor = Meta.IdleMonitor.get_core();
this._idleWatchId = this._idleMonitor.add_idle_watch(IDLE_TIMEOUT * 1000, this._escape.bind(this));
this.connect('destroy', this._onDestroy.bind(this));
}
_updateSensitivity(sensitive) {
this._authPrompt.updateSensitivity(sensitive);
if (this._otherUserButton) {
this._otherUserButton.reactive = sensitive;
this._otherUserButton.can_focus = sensitive;
}
}
_fail() {
this.emit('failed');
}
_onReset(authPrompt, beginRequest) {
let userName;
if (beginRequest == AuthPrompt.BeginRequestType.PROVIDE_USERNAME) {
this._authPrompt.setUser(this._user);
userName = this._userName;
} else {
userName = null;
}
this._authPrompt.begin({ userName });
}
_escape() {
if (this.allowCancel)
this._authPrompt.cancel();
}
_otherUserClicked() {
Gdm.goto_login_session_sync(null);
this._authPrompt.cancel();
}
_onDestroy() {
this.popModal();
if (this._idleWatchId) {
this._idleMonitor.remove_watch(this._idleWatchId);
this._idleWatchId = 0;
}
}
cancel() {
this._authPrompt.cancel();
this.destroy();
}
addCharacter(unichar) {
this._authPrompt.addCharacter(unichar);
}
finish(onComplete) {
this._authPrompt.finish(onComplete);
}
open(timestamp) {
this.show();
if (this._isModal)
return true;
let modalParams = {
timestamp,
actionMode: Shell.ActionMode.UNLOCK_SCREEN,
};
if (!Main.pushModal(this, modalParams))
return false;
this._isModal = true;
return true;
}
popModal(timestamp) {
if (this._isModal) {
Main.popModal(this, timestamp);
this._isModal = false;
}
}
});