1310 lines
49 KiB
JavaScript
1310 lines
49 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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const AccountsService = imports.gi.AccountsService;
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const Cairo = imports.cairo;
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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 Gtk = imports.gi.Gtk;
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const Lang = imports.lang;
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const Mainloop = imports.mainloop;
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const Meta = imports.gi.Meta;
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const Shell = imports.gi.Shell;
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const Signals = imports.signals;
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const St = imports.gi.St;
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const TweenerEquations = imports.tweener.equations;
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const Background = imports.ui.background;
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const GnomeSession = imports.misc.gnomeSession;
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const Layout = imports.ui.layout;
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const OVirt = imports.gdm.oVirt;
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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 Overview = imports.ui.overview;
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const MessageTray = imports.ui.messageTray;
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const ShellDBus = imports.ui.shellDBus;
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const SmartcardManager = imports.misc.smartcardManager;
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const Tweener = imports.ui.tweener;
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const Util = imports.misc.util;
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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 LOCK_DELAY_KEY = 'lock-delay';
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const LOCKED_STATE_STR = 'screenShield.locked';
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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_THRESHOLD = 0.1;
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// Parameters for the arrow animation
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const N_ARROWS = 3;
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const ARROW_ANIMATION_TIME = 0.6;
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const ARROW_ANIMATION_PEAK_OPACITY = 0.4;
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const ARROW_IDLE_TIME = 30000; // ms
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const SUMMARY_ICON_SIZE = 48;
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// ScreenShield animation time
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// - STANDARD_FADE_TIME is used when the session goes idle
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// - MANUAL_FADE_TIME is used for lowering the shield when asked by the user,
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// or when cancelling the dialog
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// - BACKGROUND_FADE_TIME is used when the background changes to crossfade to new background
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// - CURTAIN_SLIDE_TIME is used when raising the shield before unlocking
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const STANDARD_FADE_TIME = 10;
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const MANUAL_FADE_TIME = 0.3;
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const BACKGROUND_FADE_TIME = 1.0;
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const CURTAIN_SLIDE_TIME = 0.3;
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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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let dateFormat = Shell.util_translate_time_string(N_("%A, %B %d"));
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this._date.text = date.toLocaleFormat(dateFormat);
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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-container' });
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this._scrollView = new St.ScrollView({ x_fill: false, x_align: St.Align.START,
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hscrollbar_policy: Gtk.PolicyType.NEVER });
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this._notificationBox = new St.BoxLayout({ vertical: true,
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style_class: 'screen-shield-notifications-container' });
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this._scrollView.add_actor(this._notificationBox);
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this.actor.add(this._scrollView, { x_fill: true, x_align: St.Align.START });
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this._sources = new Map();
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Main.messageTray.getSources().forEach(Lang.bind(this, function(source) {
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this._sourceAdded(Main.messageTray, source, true);
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}));
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this._updateVisibility();
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this._sourceAddedId = Main.messageTray.connect('source-added', Lang.bind(this, this._sourceAdded));
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},
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destroy: function() {
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if (this._sourceAddedId) {
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Main.messageTray.disconnect(this._sourceAddedId);
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this._sourceAddedId = 0;
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}
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let items = this._sources.entries();
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for (let [source, obj] of items) {
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this._removeSource(source, obj);
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}
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this.actor.destroy();
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},
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_updateVisibility: function() {
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this._notificationBox.visible = this._notificationBox.get_children().some(function(a) {
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return a.visible;
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});
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this.actor.visible = this._notificationBox.visible;
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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, box) {
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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, { y_fill: false, y_align: St.Align.START });
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let title = new St.Label({ text: source.title,
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style_class: 'screen-shield-notification-label' });
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textBox.add(title);
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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 [title, countLabel];
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},
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_makeNotificationDetailedSource: function(source, box) {
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let sourceActor = new MessageTray.SourceActor(source, SUMMARY_ICON_SIZE);
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let sourceBin = new St.Bin({ y_align: St.Align.START,
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x_align: St.Align.START,
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child: sourceActor.actor });
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box.add(sourceBin);
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let textBox = new St.BoxLayout({ vertical: true });
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box.add(textBox, { y_fill: false, y_align: St.Align.START });
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let title = new St.Label({ text: source.title,
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style_class: 'screen-shield-notification-label' });
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textBox.add(title);
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let visible = false;
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for (let i = 0; i < source.notifications.length; i++) {
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let n = source.notifications[i];
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if (n.acknowledged)
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continue;
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let body = '';
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if (n.bannerBodyText) {
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body = n.bannerBodyMarkup ? n.bannerBodyText
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: GLib.markup_escape_text(n.bannerBodyText, -1);
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}
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let label = new St.Label({ style_class: 'screen-shield-notification-count-text' });
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label.clutter_text.set_markup('<b>' + n.title + '</b> ' + body);
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textBox.add(label);
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visible = true;
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}
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box.visible = visible;
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return [title, null];
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},
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_showSource: function(source, obj, box) {
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if (obj.detailed) {
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[obj.titleLabel, obj.countLabel] = this._makeNotificationDetailedSource(source, box);
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} else {
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[obj.titleLabel, obj.countLabel] = this._makeNotificationSource(source, box);
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}
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box.visible = obj.visible && (source.unseenCount > 0);
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},
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_sourceAdded: function(tray, source, initial) {
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let obj = {
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visible: source.policy.showInLockScreen,
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detailed: source.policy.detailsInLockScreen,
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sourceDestroyId: 0,
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sourceCountChangedId: 0,
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sourceTitleChangedId: 0,
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sourceUpdatedId: 0,
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sourceBox: null,
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titleLabel: null,
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countLabel: null,
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};
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obj.sourceBox = new St.BoxLayout({ style_class: 'screen-shield-notification-source',
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x_expand: true });
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this._showSource(source, obj, obj.sourceBox);
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this._notificationBox.add(obj.sourceBox, { x_fill: false, x_align: St.Align.START });
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obj.sourceCountChangedId = source.connect('count-updated', Lang.bind(this, function(source) {
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this._countChanged(source, obj);
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}));
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obj.sourceTitleChangedId = source.connect('title-changed', Lang.bind(this, function(source) {
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this._titleChanged(source, obj);
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}));
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obj.policyChangedId = source.policy.connect('policy-changed', Lang.bind(this, function(policy, key) {
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if (key == 'show-in-lock-screen')
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this._visibleChanged(source, obj);
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else
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this._detailedChanged(source, obj);
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}));
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obj.sourceDestroyId = source.connect('destroy', Lang.bind(this, function(source) {
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this._onSourceDestroy(source, obj);
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}));
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this._sources.set(source, obj);
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if (!initial) {
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// block scrollbars while animating, if they're not needed now
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let boxHeight = this._notificationBox.height;
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if (this._scrollView.height >= boxHeight)
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this._scrollView.vscrollbar_policy = Gtk.PolicyType.NEVER;
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let widget = obj.sourceBox;
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let [, natHeight] = widget.get_preferred_height(-1);
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widget.height = 0;
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Tweener.addTween(widget,
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{ height: natHeight,
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transition: 'easeOutQuad',
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time: 0.25,
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onComplete: function() {
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this._scrollView.vscrollbar_policy = Gtk.PolicyType.AUTOMATIC;
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widget.set_height(-1);
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},
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onCompleteScope: this
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});
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this._updateVisibility();
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this.emit('wake-up-screen');
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}
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},
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_titleChanged: function(source, obj) {
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obj.titleLabel.text = source.title;
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},
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_countChanged: function(source, obj) {
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if (obj.detailed) {
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// A new notification was pushed, or a previous notification was destroyed.
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// Give up, and build the list again.
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obj.sourceBox.destroy_all_children();
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obj.titleLabel = obj.countLabel = null;
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this._showSource(source, obj, obj.sourceBox);
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} else {
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let count = source.unseenCount;
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obj.countLabel.text = this._makeNotificationCountText(count, source.isChat);
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}
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obj.sourceBox.visible = obj.visible && (source.unseenCount > 0);
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this._updateVisibility();
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if (obj.sourceBox.visible)
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this.emit('wake-up-screen');
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},
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_visibleChanged: function(source, obj) {
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if (obj.visible == source.policy.showInLockScreen)
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return;
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obj.visible = source.policy.showInLockScreen;
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obj.sourceBox.visible = obj.visible && source.unseenCount > 0;
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this._updateVisibility();
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if (obj.sourceBox.visible)
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this.emit('wake-up-screen');
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},
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_detailedChanged: function(source, obj) {
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if (obj.detailed == source.policy.detailsInLockScreen)
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return;
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obj.detailed = source.policy.detailsInLockScreen;
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obj.sourceBox.destroy_all_children();
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obj.titleLabel = obj.countLabel = null;
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this._showSource(source, obj, obj.sourceBox);
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},
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_onSourceDestroy: function(source, obj) {
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this._removeSource(source, obj);
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this._updateVisibility();
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},
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_removeSource: function(source, obj) {
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obj.sourceBox.destroy();
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obj.sourceBox = obj.titleLabel = obj.countLabel = null;
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source.disconnect(obj.sourceDestroyId);
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source.disconnect(obj.sourceCountChangedId);
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source.disconnect(obj.sourceTitleChangedId);
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source.policy.disconnect(obj.policyChangedId);
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this._sources.delete(source);
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},
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});
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Signals.addSignalMethods(NotificationsBox.prototype);
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const Arrow = new Lang.Class({
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Name: 'Arrow',
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Extends: St.Bin,
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_init: function(params) {
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this.parent(params);
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this.x_fill = this.y_fill = true;
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this.set_offscreen_redirect(Clutter.OffscreenRedirect.ALWAYS);
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this._drawingArea = new St.DrawingArea();
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this._drawingArea.connect('repaint', Lang.bind(this, this._drawArrow));
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this.child = this._drawingArea;
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this._shadowHelper = null;
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this._shadowWidth = this._shadowHeight = 0;
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},
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_drawArrow: function(arrow) {
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let cr = arrow.get_context();
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let [w, h] = arrow.get_surface_size();
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let node = this.get_theme_node();
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let thickness = node.get_length('-arrow-thickness');
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Clutter.cairo_set_source_color(cr, node.get_foreground_color());
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cr.setLineCap(Cairo.LineCap.ROUND);
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cr.setLineWidth(thickness);
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cr.moveTo(thickness / 2, h - thickness / 2);
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cr.lineTo(w/2, thickness);
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cr.lineTo(w - thickness / 2, h - thickness / 2);
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cr.stroke();
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cr.$dispose();
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},
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vfunc_style_changed: function() {
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let node = this.get_theme_node();
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this._shadow = node.get_shadow('-arrow-shadow');
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if (this._shadow)
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this._shadowHelper = St.ShadowHelper.new(this._shadow);
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else
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this._shadowHelper = null;
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},
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vfunc_paint: function() {
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if (this._shadowHelper) {
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this._shadowHelper.update(this._drawingArea);
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let allocation = this._drawingArea.get_allocation_box();
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let paintOpacity = this._drawingArea.get_paint_opacity();
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this._shadowHelper.paint(allocation, paintOpacity);
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}
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this._drawingArea.paint();
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}
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});
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function clamp(value, min, max) {
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return Math.max(min, Math.min(max, value));
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}
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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 dependency.
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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._lockScreenState = MessageTray.State.HIDDEN;
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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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visible: false,
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});
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this._lockScreenGroup.connect('key-press-event',
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Lang.bind(this, this._onLockScreenKeyPress));
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this._lockScreenGroup.connect('scroll-event',
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Lang.bind(this, this._onLockScreenScroll));
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Main.ctrlAltTabManager.addGroup(this._lockScreenGroup, _("Lock"), 'changes-prevent-symbolic');
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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._lockScreenGroup.add_actor(this._lockScreenContents);
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this._backgroundGroup = new Clutter.Actor();
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this._lockScreenGroup.add_actor(this._backgroundGroup);
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this._backgroundGroup.lower_bottom();
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this._bgManagers = [];
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this._updateBackgrounds();
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Main.layoutManager.connect('monitors-changed', Lang.bind(this, this._updateBackgrounds));
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this._arrowAnimationId = 0;
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this._arrowWatchId = 0;
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this._arrowActiveWatchId = 0;
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this._arrowContainer = new St.BoxLayout({ style_class: 'screen-shield-arrows',
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vertical: 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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for (let i = 0; i < N_ARROWS; i++) {
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let arrow = new Arrow({ opacity: 0 });
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this._arrowContainer.add_actor(arrow);
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}
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this._lockScreenContents.add_actor(this._arrowContainer);
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this._dragAction = new Clutter.GestureAction();
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this._dragAction.connect('gesture-begin', Lang.bind(this, this._onDragBegin));
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this._dragAction.connect('gesture-progress', Lang.bind(this, this._onDragMotion));
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this._dragAction.connect('gesture-end', Lang.bind(this, this._onDragEnd));
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this._lockScreenGroup.add_action(this._dragAction);
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this._lockDialogGroup = new St.Widget({ x_expand: true,
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y_expand: true,
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reactive: true,
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pivot_point: new Clutter.Point({ x: 0.5, y: 0.5 }),
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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._screenSaverDBus = new ShellDBus.ScreenSaverDBus(this);
|
|
|
|
this._smartcardManager = SmartcardManager.getSmartcardManager();
|
|
this._smartcardManager.connect('smartcard-inserted',
|
|
Lang.bind(this, function(manager, token) {
|
|
if (this._isLocked && token.UsedToLogin)
|
|
this._liftShield(true, 0);
|
|
}));
|
|
|
|
this._oVirtCredentialsManager = OVirt.getOVirtCredentialsManager();
|
|
this._oVirtCredentialsManager.connect('user-authenticated',
|
|
Lang.bind(this, function() {
|
|
if (this._isLocked)
|
|
this._liftShield(true, 0);
|
|
}));
|
|
|
|
this._inhibitor = null;
|
|
this._aboutToSuspend = false;
|
|
this._loginManager = LoginManager.getLoginManager();
|
|
this._loginManager.connect('prepare-for-sleep',
|
|
Lang.bind(this, this._prepareForSleep));
|
|
this._inhibitSuspend();
|
|
|
|
this._loginManager.getCurrentSessionProxy(Lang.bind(this,
|
|
function(sessionProxy) {
|
|
this._loginSession = sessionProxy;
|
|
this._loginSession.connectSignal('Lock', Lang.bind(this, function() { this.lock(false); }));
|
|
this._loginSession.connectSignal('Unlock', Lang.bind(this, function() { this.deactivate(false); }));
|
|
}));
|
|
|
|
this._settings = new Gio.Settings({ schema_id: SCREENSAVER_SCHEMA });
|
|
|
|
this._isModal = false;
|
|
this._hasLockScreen = false;
|
|
this._isGreeter = false;
|
|
this._isActive = false;
|
|
this._isLocked = false;
|
|
this._inUnlockAnimation = false;
|
|
this._activationTime = 0;
|
|
this._becameActiveId = 0;
|
|
this._lockTimeoutId = 0;
|
|
|
|
// The "long" lightbox is used for the longer (20 seconds) fade from session
|
|
// to idle status, the "short" is used for quickly fading to black when locking
|
|
// manually
|
|
this._longLightbox = new Lightbox.Lightbox(Main.uiGroup,
|
|
{ inhibitEvents: true,
|
|
fadeFactor: 1 });
|
|
this._longLightbox.connect('shown', Lang.bind(this, this._onLongLightboxShown));
|
|
this._shortLightbox = new Lightbox.Lightbox(Main.uiGroup,
|
|
{ inhibitEvents: true,
|
|
fadeFactor: 1 });
|
|
this._shortLightbox.connect('shown', Lang.bind(this, this._onShortLightboxShown));
|
|
|
|
this.idleMonitor = Meta.IdleMonitor.get_core();
|
|
this._cursorTracker = Meta.CursorTracker.get_for_screen(global.screen);
|
|
},
|
|
|
|
_createBackground: function(monitorIndex) {
|
|
let monitor = Main.layoutManager.monitors[monitorIndex];
|
|
let widget = new St.Widget({ style_class: 'screen-shield-background',
|
|
x: monitor.x,
|
|
y: monitor.y,
|
|
width: monitor.width,
|
|
height: monitor.height });
|
|
|
|
let bgManager = new Background.BackgroundManager({ container: widget,
|
|
monitorIndex: monitorIndex,
|
|
controlPosition: false,
|
|
settingsSchema: SCREENSAVER_SCHEMA });
|
|
|
|
this._bgManagers.push(bgManager);
|
|
|
|
this._backgroundGroup.add_child(widget);
|
|
},
|
|
|
|
_updateBackgrounds: function() {
|
|
for (let i = 0; i < this._bgManagers.length; i++)
|
|
this._bgManagers[i].destroy();
|
|
|
|
this._bgManagers = [];
|
|
this._backgroundGroup.destroy_all_children();
|
|
|
|
for (let i = 0; i < Main.layoutManager.monitors.length; i++)
|
|
this._createBackground(i);
|
|
},
|
|
|
|
_liftShield: function(onPrimary, velocity) {
|
|
if (this._isLocked) {
|
|
if (this._ensureUnlockDialog(onPrimary, true /* allowCancel */))
|
|
this._hideLockScreen(true /* animate */, velocity);
|
|
} else {
|
|
this.deactivate(true /* animate */);
|
|
}
|
|
},
|
|
|
|
_maybeCancelDialog: function() {
|
|
if (!this._dialog)
|
|
return;
|
|
|
|
this._dialog.cancel();
|
|
if (this._isGreeter) {
|
|
// LoginDialog.cancel() will grab the key focus
|
|
// on its own, so ensure it stays on lock screen
|
|
// instead
|
|
this._lockScreenGroup.grab_key_focus();
|
|
} else {
|
|
this._dialog = null;
|
|
}
|
|
},
|
|
|
|
_becomeModal: function() {
|
|
if (this._isModal)
|
|
return true;
|
|
|
|
this._isModal = Main.pushModal(this.actor, { actionMode: Shell.ActionMode.LOCK_SCREEN });
|
|
if (this._isModal)
|
|
return true;
|
|
|
|
// We failed to get a pointer grab, it means that
|
|
// something else has it. Try with a keyboard grab only
|
|
this._isModal = Main.pushModal(this.actor, { options: Meta.ModalOptions.POINTER_ALREADY_GRABBED,
|
|
actionMode: Shell.ActionMode.LOCK_SCREEN });
|
|
return this._isModal;
|
|
},
|
|
|
|
_onLockScreenKeyPress: function(actor, event) {
|
|
let symbol = event.get_key_symbol();
|
|
let unichar = event.get_key_unicode();
|
|
|
|
// Do nothing if the lock screen is not fully shown.
|
|
// This avoids reusing the previous (and stale) unlock
|
|
// dialog if esc is pressed while the curtain is going
|
|
// down after cancel.
|
|
|
|
if (this._lockScreenState != MessageTray.State.SHOWN)
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
let isEnter = (symbol == Clutter.KEY_Return ||
|
|
symbol == Clutter.KEY_KP_Enter ||
|
|
symbol == Clutter.KEY_ISO_Enter);
|
|
if (!isEnter && !(GLib.unichar_isprint(unichar) || symbol == Clutter.KEY_Escape))
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
if (this._isLocked &&
|
|
this._ensureUnlockDialog(true, true) &&
|
|
GLib.unichar_isgraph(unichar))
|
|
this._dialog.addCharacter(unichar);
|
|
|
|
this._liftShield(true, 0);
|
|
return Clutter.EVENT_STOP;
|
|
},
|
|
|
|
_onLockScreenScroll: function(actor, event) {
|
|
if (this._lockScreenState != MessageTray.State.SHOWN)
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
let delta = 0;
|
|
if (event.get_scroll_direction() == Clutter.ScrollDirection.SMOOTH)
|
|
delta = Math.abs(event.get_scroll_delta()[0]);
|
|
else
|
|
delta = 5;
|
|
|
|
this._lockScreenScrollCounter += delta;
|
|
|
|
// 7 standard scrolls to lift up
|
|
if (this._lockScreenScrollCounter > 35) {
|
|
this._liftShield(true, 0);
|
|
}
|
|
|
|
return Clutter.EVENT_STOP;
|
|
},
|
|
|
|
_inhibitSuspend: function() {
|
|
this._loginManager.inhibit(_("GNOME needs to lock the screen"),
|
|
Lang.bind(this, function(inhibitor) {
|
|
this._inhibitor = inhibitor;
|
|
}));
|
|
},
|
|
|
|
_uninhibitSuspend: function() {
|
|
if (this._inhibitor)
|
|
this._inhibitor.close(null);
|
|
this._inhibitor = null;
|
|
},
|
|
|
|
_prepareForSleep: function(loginManager, aboutToSuspend) {
|
|
this._aboutToSuspend = aboutToSuspend;
|
|
|
|
if (aboutToSuspend) {
|
|
if (!this._settings.get_boolean(LOCK_ENABLED_KEY)) {
|
|
this._uninhibitSuspend();
|
|
return;
|
|
}
|
|
this.lock(true);
|
|
} else {
|
|
this._inhibitSuspend();
|
|
|
|
this._wakeUpScreen();
|
|
}
|
|
},
|
|
|
|
_animateArrows: function() {
|
|
let arrows = this._arrowContainer.get_children();
|
|
let unitaryDelay = ARROW_ANIMATION_TIME / (arrows.length + 1);
|
|
let maxOpacity = 255 * ARROW_ANIMATION_PEAK_OPACITY;
|
|
for (let i = 0; i < arrows.length; i++) {
|
|
arrows.opacity = 0;
|
|
Tweener.addTween(arrows[i],
|
|
{ opacity: 0,
|
|
delay: unitaryDelay * (N_ARROWS - (i + 1)),
|
|
time: ARROW_ANIMATION_TIME,
|
|
transition: function(t, b, c, d) {
|
|
if (t < d/2)
|
|
return TweenerEquations.easeOutQuad(t, 0, maxOpacity, d/2);
|
|
else
|
|
return TweenerEquations.easeInQuad(t - d/2, maxOpacity, -maxOpacity, d/2);
|
|
}
|
|
});
|
|
}
|
|
|
|
return GLib.SOURCE_CONTINUE;
|
|
},
|
|
|
|
_onDragBegin: function() {
|
|
Tweener.removeTweens(this._lockScreenGroup);
|
|
this._lockScreenState = MessageTray.State.HIDING;
|
|
|
|
if (this._isLocked)
|
|
this._ensureUnlockDialog(false, false);
|
|
|
|
return true;
|
|
},
|
|
|
|
_onDragMotion: function() {
|
|
let [origX, origY] = this._dragAction.get_press_coords(0);
|
|
let [currentX, currentY] = this._dragAction.get_motion_coords(0);
|
|
|
|
let newY = currentY - origY;
|
|
newY = clamp(newY, -global.stage.height, 0);
|
|
|
|
this._lockScreenGroup.y = newY;
|
|
|
|
return true;
|
|
},
|
|
|
|
_onDragEnd: function(action, actor, eventX, eventY, modifiers) {
|
|
if (this._lockScreenState != MessageTray.State.HIDING)
|
|
return;
|
|
if (this._lockScreenGroup.y < -(ARROW_DRAG_THRESHOLD * global.stage.height)) {
|
|
// Complete motion automatically
|
|
let [velocity, velocityX, velocityY] = this._dragAction.get_velocity(0);
|
|
this._liftShield(true, -velocityY);
|
|
} else {
|
|
// restore the lock screen to its original place
|
|
// try to use the same speed as the normal animation
|
|
let h = global.stage.height;
|
|
let time = MANUAL_FADE_TIME * (-this._lockScreenGroup.y) / h;
|
|
Tweener.removeTweens(this._lockScreenGroup);
|
|
Tweener.addTween(this._lockScreenGroup,
|
|
{ y: 0,
|
|
time: time,
|
|
transition: 'easeInQuad',
|
|
onComplete: function() {
|
|
this._lockScreenGroup.fixed_position_set = false;
|
|
this._lockScreenState = MessageTray.State.SHOWN;
|
|
},
|
|
onCompleteScope: this,
|
|
});
|
|
|
|
this._maybeCancelDialog();
|
|
}
|
|
},
|
|
|
|
_onStatusChanged: function(status) {
|
|
if (status != GnomeSession.PresenceStatus.IDLE)
|
|
return;
|
|
|
|
this._maybeCancelDialog();
|
|
|
|
if (this._longLightbox.actor.visible ||
|
|
this._isActive) {
|
|
// We're either shown and active, or in the process of
|
|
// showing.
|
|
// The latter is a very unlikely condition (it requires
|
|
// idle-delay < 20), but in any case we have nothing
|
|
// to do at this point: either isActive is true, or
|
|
// it will soon be.
|
|
// isActive can also be true if the lightbox is hidden,
|
|
// in case the shield is down and the user hasn't unlocked yet
|
|
return;
|
|
}
|
|
|
|
if (!this._becomeModal()) {
|
|
// We could not become modal, so we can't activate the
|
|
// screenshield. The user is probably very upset at this
|
|
// point, but any application using global grabs is broken
|
|
// Just tell him to stop using this app
|
|
//
|
|
// XXX: another option is to kick the user into the gdm login
|
|
// screen, where we're not affected by grabs
|
|
Main.notifyError(_("Unable to lock"),
|
|
_("Lock was blocked by an application"));
|
|
return;
|
|
}
|
|
|
|
if (this._activationTime == 0)
|
|
this._activationTime = GLib.get_monotonic_time();
|
|
|
|
let shouldLock = this._settings.get_boolean(LOCK_ENABLED_KEY) && !this._isLocked;
|
|
|
|
if (shouldLock) {
|
|
let lockTimeout = Math.max(STANDARD_FADE_TIME, this._settings.get_uint(LOCK_DELAY_KEY));
|
|
this._lockTimeoutId = Mainloop.timeout_add(lockTimeout * 1000,
|
|
Lang.bind(this, function() {
|
|
this._lockTimeoutId = 0;
|
|
this.lock(false);
|
|
return GLib.SOURCE_REMOVE;
|
|
}));
|
|
GLib.Source.set_name_by_id(this._lockTimeoutId, '[gnome-shell] this.lock');
|
|
}
|
|
|
|
this._activateFade(this._longLightbox, STANDARD_FADE_TIME);
|
|
},
|
|
|
|
_activateFade: function(lightbox, time) {
|
|
lightbox.show(time);
|
|
|
|
if (this._becameActiveId == 0)
|
|
this._becameActiveId = this.idleMonitor.add_user_active_watch(Lang.bind(this, this._onUserBecameActive));
|
|
},
|
|
|
|
_onUserBecameActive: function() {
|
|
// This function gets called here when the user becomes active
|
|
// after we activated a lightbox
|
|
// There are two possibilities here:
|
|
// - we're called when already locked/active; isLocked or isActive is true,
|
|
// we just go back to the lock screen curtain
|
|
// (isActive == isLocked == true: normal case
|
|
// isActive == false, isLocked == true: during the fade for manual locking
|
|
// isActive == true, isLocked == false: after session idle, before lock-delay)
|
|
// - we're called because the session is IDLE but before the lightbox
|
|
// is fully shown; at this point isActive is false, so we just hide
|
|
// the lightbox, reset the activationTime and go back to the unlocked
|
|
// desktop
|
|
// using deactivate() is a little of overkill, but it ensures we
|
|
// don't forget of some bit like modal, DBus properties or idle watches
|
|
//
|
|
// Note: if the (long) lightbox is shown then we're necessarily
|
|
// active, because we call activate() without animation.
|
|
|
|
this.idleMonitor.remove_watch(this._becameActiveId);
|
|
this._becameActiveId = 0;
|
|
|
|
if (this._isActive || this._isLocked) {
|
|
this._longLightbox.hide();
|
|
this._shortLightbox.hide();
|
|
} else {
|
|
this.deactivate(false);
|
|
}
|
|
},
|
|
|
|
_onLongLightboxShown: function() {
|
|
this.activate(false);
|
|
},
|
|
|
|
_onShortLightboxShown: function() {
|
|
this._completeLockScreenShown();
|
|
},
|
|
|
|
showDialog: function() {
|
|
if (!this._becomeModal()) {
|
|
// In the login screen, this is a hard error. Fail-whale
|
|
log('Could not acquire modal grab for the login screen. Aborting login process.');
|
|
Meta.quit(Meta.ExitCode.ERROR);
|
|
}
|
|
|
|
this.actor.show();
|
|
this._isGreeter = Main.sessionMode.isGreeter;
|
|
this._isLocked = true;
|
|
if (this._ensureUnlockDialog(true, true))
|
|
this._hideLockScreen(false, 0);
|
|
},
|
|
|
|
_hideLockScreenComplete: function() {
|
|
if (Main.sessionMode.currentMode == 'lock-screen')
|
|
Main.sessionMode.popMode('lock-screen');
|
|
|
|
this._lockScreenState = MessageTray.State.HIDDEN;
|
|
this._lockScreenGroup.hide();
|
|
|
|
if (this._dialog) {
|
|
this._dialog.actor.grab_key_focus();
|
|
this._dialog.actor.navigate_focus(null, Gtk.DirectionType.TAB_FORWARD, false);
|
|
}
|
|
},
|
|
|
|
_hideLockScreen: function(animate, velocity) {
|
|
if (this._lockScreenState == MessageTray.State.HIDDEN)
|
|
return;
|
|
|
|
this._lockScreenState = MessageTray.State.HIDING;
|
|
|
|
Tweener.removeTweens(this._lockScreenGroup);
|
|
|
|
if (animate) {
|
|
// Tween the lock screen out of screen
|
|
// if velocity is not specified (i.e. we come here from pressing ESC),
|
|
// use the same speed regardless of original position
|
|
// if velocity is specified, it's in pixels per milliseconds
|
|
let h = global.stage.height;
|
|
let delta = (h + this._lockScreenGroup.y);
|
|
let min_velocity = global.stage.height / (CURTAIN_SLIDE_TIME * 1000);
|
|
|
|
velocity = Math.max(min_velocity, velocity);
|
|
let time = (delta / velocity) / 1000;
|
|
|
|
Tweener.addTween(this._lockScreenGroup,
|
|
{ y: -h,
|
|
time: time,
|
|
transition: 'easeInQuad',
|
|
onComplete: Lang.bind(this, this._hideLockScreenComplete),
|
|
});
|
|
} else {
|
|
this._hideLockScreenComplete();
|
|
}
|
|
|
|
this._cursorTracker.set_pointer_visible(true);
|
|
},
|
|
|
|
_ensureUnlockDialog: function(onPrimary, allowCancel) {
|
|
if (!this._dialog) {
|
|
let constructor = Main.sessionMode.unlockDialog;
|
|
if (!constructor) {
|
|
// This session mode has no locking capabilities
|
|
this.deactivate(true);
|
|
return false;
|
|
}
|
|
|
|
this._dialog = new constructor(this._lockDialogGroup);
|
|
|
|
|
|
let time = global.get_current_time();
|
|
if (!this._dialog.open(time, onPrimary)) {
|
|
// This is kind of an impossible error: we're already modal
|
|
// by the time we reach this...
|
|
log('Could not open login dialog: failed to acquire grab');
|
|
this.deactivate(true);
|
|
return false;
|
|
}
|
|
|
|
this._dialog.connect('failed', Lang.bind(this, this._onUnlockFailed));
|
|
}
|
|
|
|
this._dialog.allowCancel = allowCancel;
|
|
return true;
|
|
},
|
|
|
|
_onUnlockFailed: function() {
|
|
this._resetLockScreen({ animateLockScreen: true,
|
|
fadeToBlack: false });
|
|
},
|
|
|
|
_resetLockScreen: function(params) {
|
|
// Don't reset the lock screen unless it is completely hidden
|
|
// This prevents the shield going down if the lock-delay timeout
|
|
// fires while the user is dragging (which has the potential
|
|
// to confuse our state)
|
|
if (this._lockScreenState != MessageTray.State.HIDDEN)
|
|
return;
|
|
|
|
this._ensureLockScreen();
|
|
this._lockDialogGroup.scale_x = 1;
|
|
this._lockDialogGroup.scale_y = 1;
|
|
|
|
this._lockScreenGroup.show();
|
|
this._lockScreenState = MessageTray.State.SHOWING;
|
|
|
|
let fadeToBlack = params.fadeToBlack;
|
|
|
|
if (params.animateLockScreen) {
|
|
this._lockScreenGroup.y = -global.screen_height;
|
|
Tweener.removeTweens(this._lockScreenGroup);
|
|
Tweener.addTween(this._lockScreenGroup,
|
|
{ y: 0,
|
|
time: MANUAL_FADE_TIME,
|
|
transition: 'easeOutQuad',
|
|
onComplete: function() {
|
|
this._lockScreenShown({ fadeToBlack: fadeToBlack,
|
|
animateFade: true });
|
|
},
|
|
onCompleteScope: this
|
|
});
|
|
} else {
|
|
this._lockScreenGroup.fixed_position_set = false;
|
|
this._lockScreenShown({ fadeToBlack: fadeToBlack,
|
|
animateFade: false });
|
|
}
|
|
|
|
this._lockScreenGroup.grab_key_focus();
|
|
|
|
if (Main.sessionMode.currentMode != 'lock-screen')
|
|
Main.sessionMode.pushMode('lock-screen');
|
|
},
|
|
|
|
_startArrowAnimation: function() {
|
|
this._arrowActiveWatchId = 0;
|
|
|
|
if (!this._arrowAnimationId) {
|
|
this._arrowAnimationId = Mainloop.timeout_add(6000, Lang.bind(this, this._animateArrows));
|
|
GLib.Source.set_name_by_id(this._arrowAnimationId, '[gnome-shell] this._animateArrows');
|
|
this._animateArrows();
|
|
}
|
|
|
|
if (!this._arrowWatchId)
|
|
this._arrowWatchId = this.idleMonitor.add_idle_watch(ARROW_IDLE_TIME,
|
|
Lang.bind(this, this._pauseArrowAnimation));
|
|
},
|
|
|
|
_pauseArrowAnimation: function() {
|
|
if (this._arrowAnimationId) {
|
|
Mainloop.source_remove(this._arrowAnimationId);
|
|
this._arrowAnimationId = 0;
|
|
}
|
|
|
|
if (!this._arrowActiveWatchId)
|
|
this._arrowActiveWatchId = this.idleMonitor.add_user_active_watch(Lang.bind(this, this._startArrowAnimation));
|
|
},
|
|
|
|
_stopArrowAnimation: function() {
|
|
if (this._arrowAnimationId) {
|
|
Mainloop.source_remove(this._arrowAnimationId);
|
|
this._arrowAnimationId = 0;
|
|
}
|
|
if (this._arrowActiveWatchId) {
|
|
this.idleMonitor.remove_watch(this._arrowActiveWatchId);
|
|
this._arrowActiveWatchId = 0;
|
|
}
|
|
if (this._arrowWatchId) {
|
|
this.idleMonitor.remove_watch(this._arrowWatchId);
|
|
this._arrowWatchId = 0;
|
|
}
|
|
},
|
|
|
|
_checkArrowAnimation: function() {
|
|
let idleTime = this.idleMonitor.get_idletime();
|
|
|
|
if (idleTime < ARROW_IDLE_TIME)
|
|
this._startArrowAnimation();
|
|
else
|
|
this._pauseArrowAnimation();
|
|
},
|
|
|
|
_lockScreenShown: function(params) {
|
|
if (this._dialog && !this._isGreeter) {
|
|
this._dialog.destroy();
|
|
this._dialog = null;
|
|
}
|
|
|
|
this._checkArrowAnimation();
|
|
|
|
let motionId = global.stage.connect('captured-event', Lang.bind(this, function(stage, event) {
|
|
if (event.type() == Clutter.EventType.MOTION) {
|
|
this._cursorTracker.set_pointer_visible(true);
|
|
global.stage.disconnect(motionId);
|
|
}
|
|
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}));
|
|
this._cursorTracker.set_pointer_visible(false);
|
|
|
|
this._lockScreenState = MessageTray.State.SHOWN;
|
|
this._lockScreenGroup.fixed_position_set = false;
|
|
this._lockScreenScrollCounter = 0;
|
|
|
|
if (params.fadeToBlack && params.animateFade) {
|
|
// Take a beat
|
|
|
|
let id = Mainloop.timeout_add(1000 * MANUAL_FADE_TIME, Lang.bind(this, function() {
|
|
this._activateFade(this._shortLightbox, MANUAL_FADE_TIME);
|
|
return GLib.SOURCE_REMOVE;
|
|
}));
|
|
GLib.Source.set_name_by_id(id, '[gnome-shell] this._activateFade');
|
|
} else {
|
|
if (params.fadeToBlack)
|
|
this._activateFade(this._shortLightbox, 0);
|
|
|
|
this._completeLockScreenShown();
|
|
}
|
|
},
|
|
|
|
_completeLockScreenShown: function() {
|
|
let prevIsActive = this._isActive;
|
|
this._isActive = true;
|
|
|
|
if (prevIsActive != this._isActive)
|
|
this.emit('active-changed');
|
|
|
|
if (this._aboutToSuspend)
|
|
this._uninhibitSuspend();
|
|
|
|
this.emit('lock-screen-shown');
|
|
},
|
|
|
|
// Some of the actors in the lock screen are heavy in
|
|
// resources, so we only create them when needed
|
|
_ensureLockScreen: function() {
|
|
if (this._hasLockScreen)
|
|
return;
|
|
|
|
this._lockScreenContentsBox = new St.BoxLayout({ x_align: Clutter.ActorAlign.CENTER,
|
|
y_align: Clutter.ActorAlign.CENTER,
|
|
x_expand: true,
|
|
y_expand: true,
|
|
vertical: true,
|
|
style_class: 'screen-shield-contents-box' });
|
|
this._clock = new Clock();
|
|
this._lockScreenContentsBox.add(this._clock.actor, { x_fill: true,
|
|
y_fill: true });
|
|
|
|
this._lockScreenContents.add_actor(this._lockScreenContentsBox);
|
|
|
|
this._notificationsBox = new NotificationsBox();
|
|
this._wakeUpScreenId = this._notificationsBox.connect('wake-up-screen', Lang.bind(this, this._wakeUpScreen));
|
|
this._lockScreenContentsBox.add(this._notificationsBox.actor, { x_fill: true,
|
|
y_fill: true,
|
|
expand: true });
|
|
|
|
this._hasLockScreen = true;
|
|
},
|
|
|
|
_wakeUpScreen: function() {
|
|
this._onUserBecameActive();
|
|
this.emit('wake-up-screen');
|
|
},
|
|
|
|
_clearLockScreen: function() {
|
|
this._clock.destroy();
|
|
this._clock = null;
|
|
|
|
if (this._notificationsBox) {
|
|
this._notificationsBox.disconnect(this._wakeUpScreenId);
|
|
this._notificationsBox.destroy();
|
|
this._notificationsBox = null;
|
|
}
|
|
|
|
this._stopArrowAnimation();
|
|
|
|
this._lockScreenContentsBox.destroy();
|
|
|
|
this._hasLockScreen = false;
|
|
},
|
|
|
|
get locked() {
|
|
return this._isLocked;
|
|
},
|
|
|
|
get active() {
|
|
return this._isActive;
|
|
},
|
|
|
|
get activationTime() {
|
|
return this._activationTime;
|
|
},
|
|
|
|
deactivate: function(animate) {
|
|
if (this._dialog)
|
|
this._dialog.finish(Lang.bind(this, function() {
|
|
this._continueDeactivate(animate);
|
|
}));
|
|
else
|
|
this._continueDeactivate(animate);
|
|
},
|
|
|
|
_continueDeactivate: function(animate) {
|
|
this._hideLockScreen(animate, 0);
|
|
|
|
if (this._hasLockScreen)
|
|
this._clearLockScreen();
|
|
|
|
if (Main.sessionMode.currentMode == 'lock-screen')
|
|
Main.sessionMode.popMode('lock-screen');
|
|
if (Main.sessionMode.currentMode == 'unlock-dialog')
|
|
Main.sessionMode.popMode('unlock-dialog');
|
|
|
|
if (this._isGreeter) {
|
|
// We don't want to "deactivate" any more than
|
|
// this. In particular, we don't want to drop
|
|
// the modal, hide ourselves or destroy the dialog
|
|
// But we do want to set isActive to false, so that
|
|
// gnome-session will reset the idle counter, and
|
|
// gnome-settings-daemon will stop blanking the screen
|
|
|
|
this._activationTime = 0;
|
|
this._isActive = false;
|
|
this.emit('active-changed');
|
|
return;
|
|
}
|
|
|
|
if (this._dialog && !this._isGreeter)
|
|
this._dialog.popModal();
|
|
|
|
if (this._isModal) {
|
|
Main.popModal(this.actor);
|
|
this._isModal = false;
|
|
}
|
|
|
|
Tweener.addTween(this._lockDialogGroup, {
|
|
scale_x: 0,
|
|
scale_y: 0,
|
|
time: animate ? Overview.ANIMATION_TIME : 0,
|
|
transition: 'easeOutQuad',
|
|
onComplete: Lang.bind(this, this._completeDeactivate),
|
|
onCompleteScope: this
|
|
});
|
|
},
|
|
|
|
_completeDeactivate: function() {
|
|
if (this._dialog) {
|
|
this._dialog.destroy();
|
|
this._dialog = null;
|
|
}
|
|
|
|
this._longLightbox.hide();
|
|
this._shortLightbox.hide();
|
|
this.actor.hide();
|
|
|
|
if (this._becameActiveId != 0) {
|
|
this.idleMonitor.remove_watch(this._becameActiveId);
|
|
this._becameActiveId = 0;
|
|
}
|
|
|
|
if (this._lockTimeoutId != 0) {
|
|
Mainloop.source_remove(this._lockTimeoutId);
|
|
this._lockTimeoutId = 0;
|
|
}
|
|
|
|
this._activationTime = 0;
|
|
this._isActive = false;
|
|
this._isLocked = false;
|
|
this.emit('active-changed');
|
|
this.emit('locked-changed');
|
|
global.set_runtime_state(LOCKED_STATE_STR, null);
|
|
},
|
|
|
|
activate: function(animate) {
|
|
if (this._activationTime == 0)
|
|
this._activationTime = GLib.get_monotonic_time();
|
|
|
|
this.actor.show();
|
|
|
|
if (Main.sessionMode.currentMode != 'unlock-dialog' &&
|
|
Main.sessionMode.currentMode != 'lock-screen') {
|
|
this._isGreeter = Main.sessionMode.isGreeter;
|
|
if (!this._isGreeter)
|
|
Main.sessionMode.pushMode('unlock-dialog');
|
|
}
|
|
|
|
this._resetLockScreen({ animateLockScreen: animate,
|
|
fadeToBlack: true });
|
|
global.set_runtime_state(LOCKED_STATE_STR, GLib.Variant.new('b', true));
|
|
|
|
// We used to set isActive and emit active-changed here,
|
|
// but now we do that from lockScreenShown, which means
|
|
// there is a 0.3 seconds window during which the lock
|
|
// screen is effectively visible and the screen is locked, but
|
|
// the DBus interface reports the screensaver is off.
|
|
// This is because when we emit ActiveChanged(true),
|
|
// gnome-settings-daemon blanks the screen, and we don't want
|
|
// blank during the animation.
|
|
// This is not a problem for the idle fade case, because we
|
|
// activate without animation in that case.
|
|
},
|
|
|
|
lock: function(animate) {
|
|
// Warn the user if we can't become modal
|
|
if (!this._becomeModal()) {
|
|
Main.notifyError(_("Unable to lock"),
|
|
_("Lock was blocked by an application"));
|
|
return;
|
|
}
|
|
|
|
// Clear the clipboard - otherwise, its contents may be leaked
|
|
// to unauthorized parties by pasting into the unlock dialog's
|
|
// password entry and unmasking the entry
|
|
St.Clipboard.get_default().set_text(St.ClipboardType.CLIPBOARD, '');
|
|
St.Clipboard.get_default().set_text(St.ClipboardType.PRIMARY, '');
|
|
|
|
let userManager = AccountsService.UserManager.get_default();
|
|
let user = userManager.get_user(GLib.get_user_name());
|
|
|
|
if (this._isGreeter)
|
|
this._isLocked = true;
|
|
else
|
|
this._isLocked = user.password_mode != AccountsService.UserPasswordMode.NONE;
|
|
|
|
this.activate(animate);
|
|
|
|
this.emit('locked-changed');
|
|
},
|
|
|
|
// If the previous shell crashed, and gnome-session restarted us, then re-lock
|
|
lockIfWasLocked: function() {
|
|
if (!this._settings.get_boolean(LOCK_ENABLED_KEY))
|
|
return;
|
|
let wasLocked = global.get_runtime_state('b', LOCKED_STATE_STR);
|
|
if (wasLocked === null)
|
|
return;
|
|
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, function() {
|
|
this.lock(false);
|
|
}));
|
|
}
|
|
});
|
|
Signals.addSignalMethods(ScreenShield.prototype);
|