9a7914eee9
Various code around had different paths for ConsoleKit and logind. Consolidate it by making an abstract class that all callers can use, which hides the implementation details of the two daemons. https://bugzilla.gnome.org/show_bug.cgi?id=682096
652 lines
24 KiB
JavaScript
652 lines
24 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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const Clutter = imports.gi.Clutter;
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const Gio = imports.gi.Gio;
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const GLib = imports.gi.GLib;
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const GnomeDesktop = imports.gi.GnomeDesktop;
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const Lang = imports.lang;
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const Meta = imports.gi.Meta;
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const Signals = imports.signals;
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const St = imports.gi.St;
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const GnomeSession = imports.misc.gnomeSession;
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const Layout = imports.ui.layout;
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const LoginManager = imports.misc.loginManager;
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const Lightbox = imports.ui.lightbox;
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const Main = imports.ui.main;
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const MessageTray = imports.ui.messageTray;
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const Tweener = imports.ui.tweener;
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const SCREENSAVER_SCHEMA = 'org.gnome.desktop.screensaver';
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const LOCK_ENABLED_KEY = 'lock-enabled';
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const CURTAIN_SLIDE_TIME = 0.5;
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// fraction of screen height the arrow must reach before completing
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// the slide up automatically
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const ARROW_DRAG_TRESHOLD = 0.1;
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// The distance in px that the lock screen will move to when pressing
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// a key that has no effect in the lock screen (bumping it)
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const BUMP_SIZE = 25;
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const BUMP_TIME = 0.3;
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const SUMMARY_ICON_SIZE = 48;
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// Lightbox fading times
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// STANDARD_FADE_TIME is used when the session goes idle, while
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// SHORT_FADE_TIME is used when requesting lock explicitly from the user menu
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const STANDARD_FADE_TIME = 10;
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const SHORT_FADE_TIME = 0.8;
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const Clock = new Lang.Class({
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Name: 'ScreenShieldClock',
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CLOCK_FORMAT_KEY: 'clock-format',
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CLOCK_SHOW_SECONDS_KEY: 'clock-show-seconds',
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_init: function() {
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this.actor = new St.BoxLayout({ style_class: 'screen-shield-clock',
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vertical: true });
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this._time = new St.Label({ style_class: 'screen-shield-clock-time' });
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this._date = new St.Label({ style_class: 'screen-shield-clock-date' });
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this.actor.add(this._time, { x_align: St.Align.MIDDLE });
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this.actor.add(this._date, { x_align: St.Align.MIDDLE });
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this._wallClock = new GnomeDesktop.WallClock({ time_only: true });
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this._wallClock.connect('notify::clock', Lang.bind(this, this._updateClock));
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this._updateClock();
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},
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_updateClock: function() {
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this._time.text = this._wallClock.clock;
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let date = new Date();
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/* Translators: This is a time format for a date in
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long format */
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this._date.text = date.toLocaleFormat(_("%A, %B %d"));
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},
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destroy: function() {
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this.actor.destroy();
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this._wallClock.run_dispose();
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}
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});
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const NotificationsBox = new Lang.Class({
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Name: 'NotificationsBox',
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_init: function() {
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this.actor = new St.BoxLayout({ vertical: true,
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name: 'screenShieldNotifications',
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style_class: 'screen-shield-notifications-box' });
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this._residentNotificationBox = new St.BoxLayout({ vertical: true,
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style_class: 'screen-shield-notifications-box' });
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let scrollView = new St.ScrollView({ x_fill: false, x_align: St.Align.MIDDLE });
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this._persistentNotificationBox = new St.BoxLayout({ vertical: true,
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style_class: 'screen-shield-notifications-box' });
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scrollView.add_actor(this._persistentNotificationBox);
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this.actor.add(this._residentNotificationBox, { x_fill: true });
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this.actor.add(scrollView, { x_fill: true, x_align: St.Align.MIDDLE });
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this._items = [];
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Main.messageTray.getSummaryItems().forEach(Lang.bind(this, function(item) {
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this._summaryItemAdded(Main.messageTray, item, true);
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}));
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this._updateVisibility();
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this._summaryAddedId = Main.messageTray.connect('summary-item-added', Lang.bind(this, this._summaryItemAdded));
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},
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destroy: function() {
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if (this._summaryAddedId) {
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Main.messageTray.disconnect(this._summaryAddedId);
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this._summaryAddedId = 0;
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}
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for (let i = 0; i < this._items.length; i++)
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this._removeItem(this._items[i]);
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this._items = [];
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this.actor.destroy();
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},
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_updateVisibility: function() {
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if (this._residentNotificationBox.get_n_children() > 0) {
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this.actor.show();
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return;
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}
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let children = this._persistentNotificationBox.get_children();
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this.actor.visible = children.some(function(a) { return a.visible; });
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},
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_sourceIsResident: function(source) {
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return source.hasResidentNotification() && !source.isChat;
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},
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_makeNotificationCountText: function(count, isChat) {
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if (isChat)
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return ngettext("%d new message", "%d new messages", count).format(count);
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else
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return ngettext("%d new notification", "%d new notifications", count).format(count);
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},
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_makeNotificationSource: function(source) {
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let box = new St.BoxLayout({ style_class: 'screen-shield-notification-source' });
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let sourceActor = new MessageTray.SourceActor(source, SUMMARY_ICON_SIZE);
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box.add(sourceActor.actor, { y_fill: true });
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let textBox = new St.BoxLayout({ vertical: true });
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box.add(textBox);
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let label = new St.Label({ text: source.title,
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style_class: 'screen-shield-notification-label' });
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textBox.add(label);
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let count = source.unseenCount;
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let countLabel = new St.Label({ text: this._makeNotificationCountText(count, source.isChat),
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style_class: 'screen-shield-notification-count-text' });
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textBox.add(countLabel);
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box.visible = count != 0;
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return [box, countLabel];
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},
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_summaryItemAdded: function(tray, item, dontUpdateVisibility) {
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// Ignore transient sources
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if (item.source.isTransient)
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return;
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let obj = {
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item: item,
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source: item.source,
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resident: this._sourceIsResident(item.source),
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contentUpdatedId: 0,
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sourceDestroyId: 0,
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sourceBox: null,
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countLabel: null,
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};
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if (obj.resident) {
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item.prepareNotificationStackForShowing();
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this._residentNotificationBox.add(item.notificationStackView);
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} else {
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[obj.sourceBox, obj.countLabel] = this._makeNotificationSource(item.source);
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this._persistentNotificationBox.add(obj.sourceBox, { x_fill: false, x_align: St.Align.MIDDLE });
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}
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obj.contentUpdatedId = item.connect('content-updated', Lang.bind(this, this._onItemContentUpdated));
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obj.sourceCountChangedId = item.source.connect('count-updated', Lang.bind(this, this._onSourceChanged));
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obj.sourceTitleChangedId = item.source.connect('title-changed', Lang.bind(this, this._onSourceChanged));
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obj.sourceDestroyId = item.source.connect('destroy', Lang.bind(this, this._onSourceDestroy));
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this._items.push(obj);
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if (!dontUpdateVisibility)
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this._updateVisibility();
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},
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_findSource: function(source) {
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for (let i = 0; i < this._items.length; i++) {
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if (this._items[i].source == source)
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return i;
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}
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return -1;
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},
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_onItemContentUpdated: function(item) {
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let obj = this._items[this._findSource(item.source)];
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this._updateItem(obj);
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},
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_onSourceChanged: function(source) {
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let obj = this._items[this._findSource(source)];
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this._updateItem(obj);
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},
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_updateItem: function(obj) {
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let itemShouldBeResident = this._sourceIsResident(obj.source);
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if (itemShouldBeResident && obj.resident) {
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// Nothing to do here, the actor is already updated
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return;
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}
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if (obj.resident && !itemShouldBeResident) {
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// make into a regular item
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this._residentNotificationBox.remove_actor(obj.item.notificationStackView);
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[obj.sourceBox, obj.countLabel] = this._makeNotificationSource(obj.source);
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this._persistentNotificationBox.add(obj.sourceBox);
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} else if (itemShouldBeResident && !obj.resident) {
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// make into a resident item
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obj.sourceBox.destroy();
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obj.sourceBox = obj.countLabel = null;
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obj.resident = true;
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obj.item.prepareNotificationStackForShowing();
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this._residentNotificationBox.add(obj.item.notificationStackView);
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} else {
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// just update the counter
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let count = obj.source.unseenCount;
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obj.countLabel.text = this._makeNotificationCountText(count, obj.source.isChat);
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obj.sourceBox.visible = count != 0;
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}
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this._updateVisibility();
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},
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_onSourceDestroy: function(source) {
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let idx = this._findSource(source);
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this._removeItem(this._items[idx]);
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this._items.splice(idx, 1);
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this._updateVisibility();
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},
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_removeItem: function(obj) {
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if (obj.resident) {
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this._residentNotificationBox.remove_actor(obj.item.notificationStackView);
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obj.item.doneShowingNotificationStack();
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} else {
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obj.sourceBox.destroy();
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}
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obj.item.disconnect(obj.contentUpdatedId);
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obj.source.disconnect(obj.sourceDestroyId);
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obj.source.disconnect(obj.sourceCountChangedId);
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},
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});
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/**
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* To test screen shield, make sure to kill gnome-screensaver.
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*
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* If you are setting org.gnome.desktop.session.idle-delay directly in dconf,
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* rather than through System Settings, you also need to set
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* org.gnome.settings-daemon.plugins.power.sleep-display-ac and
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* org.gnome.settings-daemon.plugins.power.sleep-display-battery to the same value.
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* This will ensure that the screen blanks at the right time when it fades out.
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* https://bugzilla.gnome.org/show_bug.cgi?id=668703 explains the dependance.
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*/
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const ScreenShield = new Lang.Class({
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Name: 'ScreenShield',
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_init: function() {
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this.actor = Main.layoutManager.screenShieldGroup;
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this._lockScreenGroup = new St.Widget({ x_expand: true,
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y_expand: true,
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reactive: true,
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can_focus: true,
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name: 'lockScreenGroup',
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});
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this._lockScreenGroup.connect('key-release-event',
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Lang.bind(this, this._onLockScreenKeyRelease));
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this._lockScreenContents = new St.Widget({ layout_manager: new Clutter.BinLayout(),
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name: 'lockScreenContents' });
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this._lockScreenContents.add_constraint(new Layout.MonitorConstraint({ primary: true }));
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this._background = Meta.BackgroundActor.new_for_screen(global.screen);
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this._lockScreenGroup.add_actor(this._background);
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this._lockScreenGroup.add_actor(this._lockScreenContents);
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// FIXME: build the rest of the lock screen here
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this._arrow = new St.DrawingArea({ style_class: 'arrow',
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reactive: true,
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x_align: Clutter.ActorAlign.CENTER,
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y_align: Clutter.ActorAlign.END,
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// HACK: without these, ClutterBinLayout
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// ignores alignment properties on the actor
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x_expand: true,
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y_expand: true
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});
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this._arrow.connect('repaint', Lang.bind(this, this._drawArrow));
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this._lockScreenContents.add_actor(this._arrow);
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let dragArea = new Clutter.Rect({ origin: new Clutter.Point({ x: 0, y: -global.screen_height, }),
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size: new Clutter.Size({ width: global.screen_width,
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height: global.screen_height }) });
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let action = new Clutter.DragAction({ drag_axis: Clutter.DragAxis.Y_AXIS,
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drag_area: dragArea });
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action.connect('drag-begin', Lang.bind(this, this._onDragBegin));
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action.connect('drag-end', Lang.bind(this, this._onDragEnd));
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this._lockScreenGroup.add_action(action);
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this._lockDialogGroup = new St.Widget({ x_expand: true,
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y_expand: true,
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name: 'lockDialogGroup' });
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this.actor.add_actor(this._lockDialogGroup);
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this.actor.add_actor(this._lockScreenGroup);
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this._presence = new GnomeSession.Presence(Lang.bind(this, function(proxy, error) {
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if (error) {
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logError(error, 'Error while reading gnome-session presence');
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return;
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}
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this._onStatusChanged(proxy.status);
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}));
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this._presence.connectSignal('StatusChanged', Lang.bind(this, function(proxy, senderName, [status]) {
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this._onStatusChanged(status);
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}));
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this._loginManager = LoginManager.getLoginManager();
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this._loginSession = this._loginManager.getCurrentSessionProxy();
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this._loginSession.connectSignal('Lock', Lang.bind(this, function() { this.lock(false); }));
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this._loginSession.connectSignal('Unlock', Lang.bind(this, function() { this.unlock(); }));
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this._settings = new Gio.Settings({ schema: SCREENSAVER_SCHEMA });
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this._isModal = false;
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this._isLocked = false;
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this._hasLockScreen = false;
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this._lightbox = new Lightbox.Lightbox(Main.uiGroup,
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{ inhibitEvents: true,
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fadeInTime: STANDARD_FADE_TIME,
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fadeFactor: 1 });
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},
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_onLockScreenKeyRelease: function(actor, event) {
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if (event.get_key_symbol() == Clutter.KEY_Escape) {
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this._ensureUnlockDialog();
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this._hideLockScreen(true);
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return true;
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}
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// If the dialog is created, but hasn't received focus yet,
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// the lock screen could be still focused, so bumping would
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// make the curtain fall again.
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if (!this._dialog)
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this._bumpLockScreen();
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return true;
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},
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_drawArrow: function() {
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let cr = this._arrow.get_context();
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let [w, h] = this._arrow.get_surface_size();
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let node = this._arrow.get_theme_node();
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Clutter.cairo_set_source_color(cr, node.get_foreground_color());
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cr.moveTo(0, h);
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cr.lineTo(w/2, 0);
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cr.lineTo(w, h);
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cr.fill();
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},
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_onDragBegin: function() {
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Tweener.removeTweens(this._lockScreenGroup);
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this._ensureUnlockDialog();
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},
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_onDragEnd: function(action, actor, eventX, eventY, modifiers) {
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if (this._lockScreenGroup.y < -(ARROW_DRAG_TRESHOLD * global.stage.height)) {
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// Complete motion automatically
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this._hideLockScreen(true);
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} else {
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// restore the lock screen to its original place
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// try to use the same speed as the normal animation
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let h = global.stage.height;
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let time = CURTAIN_SLIDE_TIME * (-this._lockScreenGroup.y) / h;
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Tweener.removeTweens(this._lockScreenGroup);
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Tweener.addTween(this._lockScreenGroup,
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{ y: 0,
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time: time,
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transition: 'linear',
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onComplete: function() {
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this.fixed_position_set = false;
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}
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});
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// If we have a unlock dialog, cancel it
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if (this._dialog) {
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this._dialog.cancel();
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if (!this._keepDialog) {
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this._dialog = null;
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}
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}
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}
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},
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_onStatusChanged: function(status) {
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if (status == GnomeSession.PresenceStatus.IDLE) {
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if (this._dialog) {
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this._dialog.cancel();
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if (!this._keepDialog) {
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this._dialog = null;
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}
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}
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if (!this._isModal) {
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Main.pushModal(this.actor);
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this._isModal = true;
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}
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if (!this._isLocked)
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this._lightbox.show();
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} else {
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let lightboxWasShown = this._lightbox.shown;
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this._lightbox.hide();
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let shouldLock = lightboxWasShown && this._settings.get_boolean(LOCK_ENABLED_KEY);
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if (shouldLock || this._isLocked) {
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this.lock(false);
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} else if (this._isModal) {
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this.unlock();
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}
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}
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},
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showDialog: function() {
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this.lock(true);
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this._ensureUnlockDialog();
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this._hideLockScreen(false);
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},
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_bumpLockScreen: function() {
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Tweener.removeTweens(this._lockScreenGroup);
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Tweener.addTween(this._lockScreenGroup,
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{ y: -BUMP_SIZE,
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time: BUMP_TIME / 2,
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transition: 'easeOutQuad',
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onComplete: function() {
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Tweener.addTween(this,
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{ y: 0,
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time: BUMP_TIME / 2,
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transition: 'easeInQuad' });
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}
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});
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},
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_hideLockScreen: function(animate) {
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if (animate) {
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// Tween the lock screen out of screen
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// try to use the same speed regardless of original position
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let h = global.stage.height;
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let time = CURTAIN_SLIDE_TIME * (h + this._lockScreenGroup.y) / h;
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Tweener.removeTweens(this._lockScreenGroup);
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Tweener.addTween(this._lockScreenGroup,
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{ y: -h,
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time: time,
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transition: 'linear',
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onComplete: function() { this.hide(); }
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});
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} else {
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this._lockScreenGroup.hide();
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}
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},
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_ensureUnlockDialog: function() {
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if (!this._dialog) {
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[this._dialog, this._keepDialog] = Main.sessionMode.createUnlockDialog(this._lockDialogGroup);
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if (!this._dialog) {
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// This session mode has no locking capabilities
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this.unlock();
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return;
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}
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this._dialog.connect('loaded', Lang.bind(this, function() {
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if (!this._dialog.open()) {
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log('Could not open login dialog: failed to acquire grab');
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this.unlock();
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}
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}));
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this._dialog.connect('failed', Lang.bind(this, this._onUnlockFailed));
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|
this._dialog.connect('unlocked', Lang.bind(this, this._onUnlockSucceded));
|
|
}
|
|
|
|
if (this._keepDialog) {
|
|
// Notify the other components that even though we are showing the
|
|
// screenshield, we're not in a locked state
|
|
// (this happens for the gdm greeter)
|
|
|
|
this._isLocked = false;
|
|
this.emit('lock-status-changed', false);
|
|
}
|
|
},
|
|
|
|
_onUnlockFailed: function() {
|
|
this._dialog.destroy();
|
|
this._dialog = null;
|
|
|
|
this._resetLockScreen(false);
|
|
},
|
|
|
|
_onUnlockSucceded: function() {
|
|
this.unlock();
|
|
},
|
|
|
|
_resetLockScreen: function(animate) {
|
|
this._lockScreenGroup.show();
|
|
|
|
if (animate) {
|
|
this._lockScreenGroup.y = -global.screen_height;
|
|
Tweener.removeTweens(this._lockScreenGroup);
|
|
Tweener.addTween(this._lockScreenGroup,
|
|
{ y: 0,
|
|
time: SHORT_FADE_TIME,
|
|
transition: 'linear',
|
|
onComplete: function() {
|
|
this._lockScreenGroup.fixed_position_set = false;
|
|
this.emit('lock-screen-shown');
|
|
},
|
|
onCompleteScope: this
|
|
});
|
|
|
|
this._lockDialogGroup.opacity = 0;
|
|
Tweener.removeTweens(this._lockDialogGroup);
|
|
Tweener.addTween(this._lockDialogGroup,
|
|
{ opacity: 255,
|
|
time: SHORT_FADE_TIME,
|
|
transition: 'easeOutQuad' });
|
|
} else {
|
|
this._lockScreenGroup.fixed_position_set = false;
|
|
this._lockDialogGroup.opacity = 255;
|
|
this.emit('lock-screen-shown');
|
|
}
|
|
|
|
this._lockScreenGroup.grab_key_focus();
|
|
},
|
|
|
|
// Some of the actors in the lock screen are heavy in
|
|
// resources, so we only create them when needed
|
|
_prepareLockScreen: function() {
|
|
this._lockScreenContentsBox = new St.BoxLayout({ x_align: Clutter.ActorAlign.CENTER,
|
|
y_align: Clutter.ActorAlign.CENTER,
|
|
x_expand: true,
|
|
y_expand: true,
|
|
vertical: true });
|
|
this._clock = new Clock();
|
|
this._lockScreenContentsBox.add(this._clock.actor, { x_fill: true,
|
|
y_fill: true });
|
|
|
|
this._lockScreenContents.add_actor(this._lockScreenContentsBox);
|
|
|
|
if (this._settings.get_boolean('show-notifications')) {
|
|
this._notificationsBox = new NotificationsBox();
|
|
this._lockScreenContentsBox.add(this._notificationsBox.actor, { x_fill: true,
|
|
y_fill: true,
|
|
expand: true });
|
|
}
|
|
|
|
this._hasLockScreen = true;
|
|
},
|
|
|
|
_clearLockScreen: function() {
|
|
this._clock.destroy();
|
|
this._clock = null;
|
|
|
|
if (this._notificationsBox) {
|
|
this._notificationsBox.destroy();
|
|
this._notificationsBox = null;
|
|
}
|
|
|
|
this._lockScreenContentsBox.destroy();
|
|
|
|
this._hasLockScreen = false;
|
|
},
|
|
|
|
get locked() {
|
|
return this._isLocked;
|
|
},
|
|
|
|
unlock: function() {
|
|
if (this._hasLockScreen)
|
|
this._clearLockScreen();
|
|
|
|
if (this._keepDialog) {
|
|
// The dialog must be kept alive,
|
|
// so immediately go back to it
|
|
// This will also reset _isLocked
|
|
this._ensureUnlockDialog();
|
|
return;
|
|
}
|
|
|
|
if (this._dialog) {
|
|
this._dialog.destroy();
|
|
this._dialog = null;
|
|
}
|
|
|
|
this._lightbox.hide();
|
|
|
|
if (this._isModal) {
|
|
Main.popModal(this.actor);
|
|
this._isModal = false;
|
|
}
|
|
|
|
this._isLocked = false;
|
|
this.actor.hide();
|
|
|
|
this.emit('lock-status-changed', false);
|
|
},
|
|
|
|
lock: function(animate) {
|
|
if (!this._hasLockScreen)
|
|
this._prepareLockScreen();
|
|
|
|
if (!this._isModal) {
|
|
Main.pushModal(this.actor);
|
|
this._isModal = true;
|
|
}
|
|
|
|
this._isLocked = true;
|
|
this.actor.show();
|
|
this._resetLockScreen(animate);
|
|
|
|
this.emit('lock-status-changed', true);
|
|
},
|
|
});
|
|
Signals.addSignalMethods(ScreenShield.prototype);
|