// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- /* * Copyright 2011 Red Hat, Inc * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA * 02111-1307, USA. */ const AccountsService = imports.gi.AccountsService; const Clutter = imports.gi.Clutter; const CtrlAltTab = imports.ui.ctrlAltTab; const Gio = imports.gi.Gio; const GLib = imports.gi.GLib; const Gtk = imports.gi.Gtk; const Mainloop = imports.mainloop; const Meta = imports.gi.Meta; const Lang = imports.lang; const Pango = imports.gi.Pango; const Signals = imports.signals; const Shell = imports.gi.Shell; const St = imports.gi.St; const Gdm = imports.gi.Gdm; const Batch = imports.gdm.batch; const Fprint = imports.gdm.fingerprint; const GdmUtil = imports.gdm.util; const Lightbox = imports.ui.lightbox; const Main = imports.ui.main; const ModalDialog = imports.ui.modalDialog; const Panel = imports.ui.panel; const PanelMenu = imports.ui.panelMenu; const Tweener = imports.ui.tweener; const UserMenu = imports.ui.userMenu; const UserWidget = imports.ui.userWidget; const _FADE_ANIMATION_TIME = 0.25; const _SCROLL_ANIMATION_TIME = 0.5; const _TIMED_LOGIN_IDLE_THRESHOLD = 5.0; const _LOGO_ICON_HEIGHT = 16; const WORK_SPINNER_ICON_SIZE = 24; const WORK_SPINNER_ANIMATION_DELAY = 1.0; const WORK_SPINNER_ANIMATION_TIME = 0.3; let _loginDialog = null; const LogoMenuButton = new Lang.Class({ Name: 'LogoMenuButton', Extends: PanelMenu.Button, _init: function() { this.parent(0.0, null, true); this._settings = new Gio.Settings({ schema: GdmUtil.LOGIN_SCREEN_SCHEMA }); this._settings.connect('changed::' + GdmUtil.LOGO_KEY, Lang.bind(this, this._updateLogo)); this._iconBin = new St.Bin(); this.actor.add_actor(this._iconBin); this._updateLogo(); }, _updateLogo: function() { let path = this._settings.get_string(GdmUtil.LOGO_KEY); let icon = null; if (path) { let file = Gio.file_new_for_path(path); let cache = St.TextureCache.get_default(); icon = cache.load_uri_async(file.get_uri(), -1, _LOGO_ICON_HEIGHT); } this._iconBin.set_child(icon); } }); const UserListItem = new Lang.Class({ Name: 'UserListItem', _init: function(user) { this.user = user; this._userChangedId = this.user.connect('changed', Lang.bind(this, this._onUserChanged)); let layout = new St.BoxLayout({ vertical: false }); this.actor = new St.Button({ style_class: 'login-dialog-user-list-item', button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE, can_focus: true, child: layout, reactive: true, x_align: St.Align.START, x_fill: true }); this._userAvatar = new UserMenu.UserAvatarWidget(this.user, { styleClass: 'login-dialog-user-list-item-icon' }); layout.add(this._userAvatar.actor); let textLayout = new St.BoxLayout({ style_class: 'login-dialog-user-list-item-text-box', vertical: true }); layout.add(textLayout, { expand: true }); this._nameLabel = new St.Label({ style_class: 'login-dialog-user-list-item-name' }); this.actor.label_actor = this._nameLabel; textLayout.add(this._nameLabel, { y_fill: false, y_align: St.Align.MIDDLE, expand: true }); this._timedLoginIndicator = new St.Bin({ style_class: 'login-dialog-timed-login-indicator', scale_x: 0 }); textLayout.add(this._timedLoginIndicator, { x_fill: true, x_align: St.Align.MIDDLE, y_fill: false, y_align: St.Align.END }); this.actor.connect('clicked', Lang.bind(this, this._onClicked)); this._onUserChanged(); }, _onUserChanged: function() { this._nameLabel.set_text(this.user.get_real_name()); this._userAvatar.update(); this._updateLoggedIn(); }, syncStyleClasses: function() { this._updateLoggedIn(); if (global.stage.get_key_focus() == this.actor) this.actor.add_style_pseudo_class('focus'); else this.actor.remove_style_pseudo_class('focus'); }, _updateLoggedIn: function() { if (this.user.is_logged_in()) this.actor.add_style_pseudo_class('logged-in'); else this.actor.remove_style_pseudo_class('logged-in'); }, _onClicked: function() { this.emit('activate'); }, showTimedLoginIndicator: function(time) { let hold = new Batch.Hold(); this.hideTimedLoginIndicator(); Tweener.addTween(this._timedLoginIndicator, { scale_x: 1., time: time, transition: 'linear', onComplete: function() { hold.release(); }, onCompleteScope: this }); return hold; }, hideTimedLoginIndicator: function() { Tweener.removeTweens(this._timedLoginIndicator); this._timedLoginIndicator.scale_x = 0.; } }); Signals.addSignalMethods(UserListItem.prototype); const UserList = new Lang.Class({ Name: 'UserList', _init: function() { this.actor = new St.ScrollView({ style_class: 'login-dialog-user-list-view'}); this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC); this._box = new St.BoxLayout({ vertical: true, style_class: 'login-dialog-user-list', pseudo_class: 'expanded' }); this.actor.add_actor(this._box); this._items = {}; this.actor.connect('key-focus-in', Lang.bind(this, this._moveFocusToItems)); }, _moveFocusToItems: function() { let hasItems = Object.keys(this._items).length > 0; if (!hasItems) return; if (global.stage.get_key_focus() != this.actor) return; let focusSet = this.actor.navigate_focus(null, Gtk.DirectionType.TAB_FORWARD, false); if (!focusSet) { Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, function() { this._moveFocusToItems(); return false; })); } }, _onItemActivated: function(activatedItem) { this.emit('activate', activatedItem); }, updateStyle: function(isExpanded) { let tasks = []; if (isExpanded) this._box.add_style_pseudo_class('expanded'); else this._box.remove_style_pseudo_class('expanded'); for (let userName in this._items) { let item = this._items[userName]; item.actor.sync_hover(); item.syncStyleClasses(); } }, scrollToItem: function(item) { let box = item.actor.get_allocation_box(); let adjustment = this.actor.get_vscroll_bar().get_adjustment(); let value = (box.y1 + adjustment.step_increment / 2.0) - (adjustment.page_size / 2.0); Tweener.removeTweens(adjustment); Tweener.addTween (adjustment, { value: value, time: _SCROLL_ANIMATION_TIME, transition: 'easeOutQuad' }); }, jumpToItem: function(item) { let box = item.actor.get_allocation_box(); let adjustment = this.actor.get_vscroll_bar().get_adjustment(); let value = (box.y1 + adjustment.step_increment / 2.0) - (adjustment.page_size / 2.0); adjustment.set_value(value); }, getItemFromUserName: function(userName) { let item = this._items[userName]; if (!item) return null; return item; }, addUser: function(user) { if (!user.is_loaded) return; if (user.is_system_account()) return; if (user.locked) return; let userName = user.get_user_name(); if (!userName) return; this.removeUser(user); let item = new UserListItem(user); this._box.add(item.actor, { x_fill: true }); this._items[userName] = item; item.connect('activate', Lang.bind(this, this._onItemActivated)); // Try to keep the focused item front-and-center item.actor.connect('key-focus-in', Lang.bind(this, function() { this.scrollToItem(item); })); this._moveFocusToItems(); this.emit('item-added', item); }, removeUser: function(user) { if (!user.is_loaded) return; let userName = user.get_user_name(); if (!userName) return; let item = this._items[userName]; if (!item) return; item.actor.destroy(); delete this._items[userName]; } }); Signals.addSignalMethods(UserList.prototype); const SessionListItem = new Lang.Class({ Name: 'SessionListItem', _init: function(id, name) { this.id = id; this.actor = new St.Button({ style_class: 'login-dialog-session-list-item', button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE, can_focus: true, reactive: true, x_fill: true, x_align: St.Align.START }); this._box = new St.BoxLayout({ style_class: 'login-dialog-session-list-item-box' }); this.actor.add_actor(this._box); this.actor.connect('clicked', Lang.bind(this, this._onClicked)); this._dot = new St.DrawingArea({ style_class: 'login-dialog-session-list-item-dot' }); this._dot.connect('repaint', Lang.bind(this, this._onRepaintDot)); this._box.add_actor(this._dot); this.setShowDot(false); let label = new St.Label({ style_class: 'login-dialog-session-list-item-label', text: name }); this.actor.label_actor = label; this._box.add_actor(label); }, setShowDot: function(show) { if (show) this._dot.opacity = 255; else this._dot.opacity = 0; }, _onRepaintDot: function(area) { let cr = area.get_context(); let [width, height] = area.get_surface_size(); let color = area.get_theme_node().get_foreground_color(); cr.setSourceRGBA (color.red / 255, color.green / 255, color.blue / 255, color.alpha / 255); cr.arc(width / 2, height / 2, width / 3, 0, 2 * Math.PI); cr.fill(); cr.$dispose(); }, _onClicked: function() { this.emit('activate'); } }); Signals.addSignalMethods(SessionListItem.prototype); const SessionList = new Lang.Class({ Name: 'SessionList', _init: function() { this.actor = new St.Bin(); this._box = new St.BoxLayout({ style_class: 'login-dialog-session-list', vertical: true}); this.actor.child = this._box; this._button = new St.Button({ style_class: 'login-dialog-session-list-button', button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE, can_focus: true, x_fill: true, y_fill: true }); let box = new St.BoxLayout(); this._button.add_actor(box); this._triangle = new St.Label({ style_class: 'login-dialog-session-list-triangle', text: '\u25B8' }); box.add_actor(this._triangle); let label = new St.Label({ style_class: 'login-dialog-session-list-label', text: _("Session…") }); box.add_actor(label); this._button.connect('clicked', Lang.bind(this, this._onClicked)); this._box.add_actor(this._button); this._scrollView = new St.ScrollView({ style_class: 'login-dialog-session-list-scroll-view'}); this._scrollView.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC); this._box.add_actor(this._scrollView); this._itemList = new St.BoxLayout({ style_class: 'login-dialog-session-item-list', vertical: true }); this._scrollView.add_actor(this._itemList); this._scrollView.hide(); this.isOpen = false; this._populate(); }, open: function() { if (this.isOpen) return; this._button.add_style_pseudo_class('open'); this._scrollView.show(); this._triangle.set_text('\u25BE'); this.isOpen = true; }, close: function() { if (!this.isOpen) return; this._button.remove_style_pseudo_class('open'); this._scrollView.hide(); this._triangle.set_text('\u25B8'); this.isOpen = false; }, _onClicked: function() { if (!this.isOpen) this.open(); else this.close(); }, updateSensitivity: function(sensitive) { this._button.reactive = sensitive; this._button.can_focus = sensitive; for (let id in this._items) this._items[id].actor.reactive = sensitive; }, setActiveSession: function(sessionId) { if (sessionId == this._activeSessionId) return; if (this._activeSessionId) this._items[this._activeSessionId].setShowDot(false); this._items[sessionId].setShowDot(true); this._activeSessionId = sessionId; this.emit('session-activated', this._activeSessionId); }, _populate: function() { this._itemList.destroy_all_children(); this._activeSessionId = null; this._items = {}; let ids = Gdm.get_session_ids(); ids.sort(); if (ids.length <= 1) { this._box.hide(); this._button.hide(); } else { this._button.show(); this._box.show(); } for (let i = 0; i < ids.length; i++) { let [sessionName, sessionDescription] = Gdm.get_session_name_and_description(ids[i]); let item = new SessionListItem(ids[i], sessionName); this._itemList.add_actor(item.actor); this._items[ids[i]] = item; if (!this._activeSessionId) this.setActiveSession(ids[i]); item.connect('activate', Lang.bind(this, function() { this.setActiveSession(item.id); })); } } }); Signals.addSignalMethods(SessionList.prototype); const LoginDialog = new Lang.Class({ Name: 'LoginDialog', Extends: ModalDialog.ModalDialog, _init: function(parentActor) { this.parent({ shellReactive: true, styleClass: 'login-dialog', parentActor: parentActor, keybindingMode: Shell.KeyBindingMode.LOGIN_SCREEN, shouldFadeIn: false }); this.connect('destroy', Lang.bind(this, this._onDestroy)); this.connect('opened', Lang.bind(this, this._onOpened)); this._userManager = AccountsService.UserManager.get_default() this._greeterClient = new Gdm.Client(); if (GLib.getenv('GDM_GREETER_TEST') != '1') { this._greeter = this._greeterClient.get_greeter_sync(null); this._greeter.connect('default-session-name-changed', Lang.bind(this, this._onDefaultSessionChanged)); this._greeter.connect('session-opened', Lang.bind(this, this._onSessionOpened)); this._greeter.connect('timed-login-requested', Lang.bind(this, this._onTimedLoginRequested)); } this._userVerifier = new GdmUtil.ShellUserVerifier(this._greeterClient); this._userVerifier.connect('ask-question', Lang.bind(this, this._askQuestion)); this._userVerifier.connect('show-message', Lang.bind(this, this._showMessage)); this._userVerifier.connect('verification-failed', Lang.bind(this, this._verificationFailed)); this._userVerifier.connect('reset', Lang.bind(this, this._reset)); this._userVerifier.connect('show-login-hint', Lang.bind(this, this._showLoginHint)); this._userVerifier.connect('hide-login-hint', Lang.bind(this, this._hideLoginHint)); this._verifyingUser = false; this._settings = new Gio.Settings({ schema: GdmUtil.LOGIN_SCREEN_SCHEMA }); this._settings.connect('changed::' + GdmUtil.BANNER_MESSAGE_KEY, Lang.bind(this, this._updateBanner)); this._settings.connect('changed::' + GdmUtil.BANNER_MESSAGE_TEXT_KEY, Lang.bind(this, this._updateBanner)); this._settings.connect('changed::' + GdmUtil.DISABLE_USER_LIST_KEY, Lang.bind(this, this._updateDisableUserList)); this._userSelectionBox = new St.BoxLayout({ style_class: 'login-dialog-user-selection-box', vertical: true }); this.contentLayout.add(this._userSelectionBox); this._bannerLabel = new St.Label({ style_class: 'login-dialog-banner', text: '' }); this._userSelectionBox.add(this._bannerLabel); this._updateBanner(); this._userList = new UserList(); this._userSelectionBox.add(this._userList.actor, { expand: true, x_fill: true, y_fill: true }); this.setInitialKeyFocus(this._userList.actor); this._promptBox = new St.BoxLayout({ style_class: 'login-dialog-prompt-layout', vertical: true }); this.contentLayout.add(this._promptBox, { expand: true, x_fill: true, y_fill: true, x_align: St.Align.START }); this._promptUser = new St.Bin({ x_fill: true, x_align: St.Align.START }); this._promptBox.add(this._promptUser, { x_align: St.Align.START, x_fill: true, y_fill: true, expand: true }); this._promptLabel = new St.Label({ style_class: 'login-dialog-prompt-label' }); this._promptBox.add(this._promptLabel, { expand: true, x_fill: true, y_fill: true, x_align: St.Align.START }); this._promptEntry = new St.Entry({ style_class: 'login-dialog-prompt-entry', can_focus: true }); this._promptEntryTextChangedId = 0; this._promptBox.add(this._promptEntry, { expand: true, x_fill: true, y_fill: false, x_align: St.Align.START }); this._promptMessage = new St.Label({ visible: false }); this._promptBox.add(this._promptMessage, { x_fill: true }); this._promptLoginHint = new St.Label({ style_class: 'login-dialog-prompt-login-hint-message' }); this._promptLoginHint.hide(); this._promptBox.add(this._promptLoginHint); this._signInButton = null; this._workSpinner = null; this._sessionList = new SessionList(); this._sessionList.connect('session-activated', Lang.bind(this, function(list, sessionId) { this._greeter.call_select_session_sync (sessionId, null); })); this._promptBox.add(this._sessionList.actor, { expand: true, x_fill: false, y_fill: true, x_align: St.Align.START }); this._promptBox.hide(); // translators: this message is shown below the user list on the // login screen. It can be activated to reveal an entry for // manually entering the username. let notListedLabel = new St.Label({ text: _("Not listed?"), style_class: 'login-dialog-not-listed-label' }); this._notListedButton = new St.Button({ style_class: 'login-dialog-not-listed-button', button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE, can_focus: true, child: notListedLabel, reactive: true, x_align: St.Align.START, x_fill: true }); this._notListedButton.connect('clicked', Lang.bind(this, this._hideUserListAndLogIn)); this._userSelectionBox.add(this._notListedButton, { expand: false, x_align: St.Align.START, x_fill: true }); if (!this._userManager.is_loaded) this._userManagerLoadedId = this._userManager.connect('notify::is-loaded', Lang.bind(this, function() { if (this._userManager.is_loaded) { this._loadUserList(); this._userManager.disconnect(this._userManagerLoadedId); this._userManagerLoadedId = 0; } })); else this._loadUserList(); this._userList.connect('activate', Lang.bind(this, function(userList, item) { this._onUserListActivated(item); })); }, _updateDisableUserList: function() { let disableUserList = this._settings.get_boolean(GdmUtil.DISABLE_USER_LIST_KEY); // If this is the first time around, set initial focus if (this._disableUserList == undefined && disableUserList) this.setInitialKeyFocus(this._promptEntry); if (disableUserList != this._disableUserList) { this._disableUserList = disableUserList; if (!this._verifyingUser) this._reset(); } }, _updateBanner: function() { let enabled = this._settings.get_boolean(GdmUtil.BANNER_MESSAGE_KEY); let text = this._settings.get_string(GdmUtil.BANNER_MESSAGE_TEXT_KEY); if (enabled && text) { this._bannerLabel.set_text(text); this._bannerLabel.show(); } else { this._bannerLabel.hide(); } }, _reset: function() { this._updateSensitivity(true); this._promptMessage.hide(); this._user = null; this._verifyingUser = false; if (this._disableUserList) this._hideUserListAndLogIn(); else this._showUserList(); }, _verificationFailed: function() { this._promptEntry.text = ''; this._updateSensitivity(true); this._setWorking(false); }, _onDefaultSessionChanged: function(client, sessionId) { this._sessionList.setActiveSession(sessionId); }, _showMessage: function(userVerifier, message, styleClass) { if (message) { this._promptMessage.text = message; this._promptMessage.styleClass = styleClass; this._promptMessage.show(); } else { this._promptMessage.hide(); } }, _showLoginHint: function(verifier, message) { this._promptLoginHint.set_text(message) this._promptLoginHint.show(); this._promptLoginHint.opacity = 255; }, _hideLoginHint: function() { this._promptLoginHint.hide(); this._promptLoginHint.set_text(''); }, cancel: function() { if (this._verifyingUser) this._userVerifier.cancel(); else this._reset(); }, _showPrompt: function(forSecret) { this._sessionList.actor.hide(); this._promptLabel.show(); this._promptEntry.show(); this._promptLoginHint.opacity = 0; this._promptLoginHint.show(); this._promptBox.opacity = 0; this._promptBox.show(); Tweener.addTween(this._promptBox, { opacity: 255, time: _FADE_ANIMATION_TIME, transition: 'easeOutQuad' }); if (!this._user || (this._user.is_logged_in() && this._verifyingUser)) this._sessionList.actor.show(); this._promptEntry.grab_key_focus(); let hold = new Batch.Hold(); let tasks = [function() { this._prepareDialog(forSecret, hold); }, hold]; let batch = new Batch.ConcurrentBatch(this, tasks); return batch.run(); }, _prepareDialog: function(forSecret, hold) { this._workSpinner = new Panel.AnimatedIcon('process-working.svg', WORK_SPINNER_ICON_SIZE); this._workSpinner.actor.opacity = 0; this._workSpinner.actor.show(); this.buttonLayout.visible = true; this.clearButtons(); if (!this._disableUserList || this._verifyingUser) this.addButton({ action: Lang.bind(this, this.cancel), label: _("Cancel"), key: Clutter.Escape }, { expand: true, x_fill: false, y_fill: false, x_align: St.Align.START, y_align: St.Align.MIDDLE }); this.buttonLayout.add(this._workSpinner.actor, { expand: false, x_fill: false, y_fill: false, x_align: St.Align.END, y_align: St.Align.MIDDLE }); this._signInButton = this.addButton({ action: Lang.bind(this, function() { hold.release(); }), label: forSecret ? C_("button", "Sign In") : _("Next"), default: true }, { expand: false, x_fill: false, y_fill: false, x_align: St.Align.END, y_align: St.Align.MIDDLE }); this._updateSignInButtonSensitivity(this._promptEntry.text.length > 0); this._promptEntryTextChangedId = this._promptEntry.clutter_text.connect('text-changed', Lang.bind(this, function() { this._updateSignInButtonSensitivity(this._promptEntry.text.length > 0); })); }, _updateSensitivity: function(sensitive) { this._promptEntry.reactive = sensitive; this._promptEntry.clutter_text.editable = sensitive; this._sessionList.updateSensitivity(sensitive); this._updateSignInButtonSensitivity(sensitive); }, _updateSignInButtonSensitivity: function(sensitive) { if (this._signInButton) { this._signInButton.reactive = sensitive; this._signInButton.can_focus = sensitive; } }, _hidePrompt: function() { this.setButtons([]); if (this._promptEntryTextChangedId > 0) { this._promptEntry.clutter_text.disconnect(this._promptEntryTextChangedId); this._promptEntryTextChangedId = 0; } this._setWorking(false); this._promptBox.hide(); this._promptLoginHint.hide(); this._promptUser.set_child(null); this._updateSensitivity(true); this._promptEntry.set_text(''); this._sessionList.close(); this._promptLoginHint.hide(); this.clearButtons(); this._workSpinner = null; this._signInButton = null; }, _setWorking: function(working) { if (!this._workSpinner) return; if (working) { this._workSpinner.play(); Tweener.addTween(this._workSpinner.actor, { opacity: 255, delay: WORK_SPINNER_ANIMATION_DELAY, time: WORK_SPINNER_ANIMATION_TIME, transition: 'linear' }); } else { Tweener.addTween(this._workSpinner.actor, { opacity: 0, time: WORK_SPINNER_ANIMATION_TIME, transition: 'linear', onCompleteScope: this, onComplete: function() { if (this._workSpinner) this._workSpinner.stop(); } }); } }, _askQuestion: function(verifier, serviceName, question, passwordChar) { this._promptLabel.set_text(question); this._updateSensitivity(true); this._promptEntry.set_text(''); this._promptEntry.clutter_text.set_password_char(passwordChar); let tasks = [function() { return this._showPrompt(!!passwordChar); }, function() { let text = this._promptEntry.get_text(); this._updateSensitivity(false); this._setWorking(true); this._userVerifier.answerQuery(serviceName, text); }]; let batch = new Batch.ConsecutiveBatch(this, tasks); return batch.run(); }, _askForUsernameAndLogIn: function() { this._promptLabel.set_text(_("Username: ")); this._promptEntry.set_text(''); this._promptEntry.clutter_text.set_password_char(''); let tasks = [this._showPrompt, function() { let userName = this._promptEntry.get_text(); this._promptEntry.reactive = false; return this._beginVerificationForUser(userName); }]; let batch = new Batch.ConsecutiveBatch(this, tasks); return batch.run(); }, _onSessionOpened: function(client, serviceName) { Tweener.addTween(this.dialogLayout, { opacity: 0, time: _FADE_ANIMATION_TIME, transition: 'easeOutQuad', onUpdate: function() { let children = Main.layoutManager.uiGroup.get_children(); for (let i = 0; i < children.length; i++) { if (children[i] != Main.layoutManager.screenShieldGroup) children[i].opacity = this.dialogLayout.opacity; } }, onUpdateScope: this, onComplete: function() { Mainloop.idle_add(Lang.bind(this, function() { this._greeter.call_start_session_when_ready_sync(serviceName, true, null); return false; })); }, onCompleteScope: this }); }, _waitForItemForUser: function(userName) { let item = this._userList.getItemFromUserName(userName); if (item) return null; let hold = new Batch.Hold(); let signalId = this._userList.connect('item-added', Lang.bind(this, function() { let item = this._userList.getItemFromUserName(userName); if (item) hold.release(); })); hold.connect('release', Lang.bind(this, function() { this._userList.disconnect(signalId); })); return hold; }, _showTimedLoginAnimation: function() { this._timedLoginItem.actor.grab_key_focus(); return this._timedLoginItem.showTimedLoginIndicator(this._timedLoginAnimationTime); }, _blockTimedLoginUntilIdle: function() { // This blocks timed login from starting until a few // seconds after the user stops interacting with the // login screen. // // We skip this step if the timed login delay is very // short. if ((this._timedLoginDelay - _TIMED_LOGIN_IDLE_THRESHOLD) <= 0) return null; let hold = new Batch.Hold(); this._timedLoginIdleTimeOutId = Mainloop.timeout_add_seconds(_TIMED_LOGIN_IDLE_THRESHOLD, function() { this._timedLoginAnimationTime -= _TIMED_LOGIN_IDLE_THRESHOLD; hold.release(); }); return hold; }, _startTimedLogin: function(userName, delay) { this._timedLoginItem = null; this._timedLoginDelay = delay; this._timedLoginAnimationTime = delay; let tasks = [function() { return this._waitForItemForUser(userName); }, function() { this._timedLoginItem = this._userList.getItemFromUserName(userName); }, function() { // If we're just starting out, start on the right // item. if (!this.is_loaded) { this._userList.jumpToItem(this._timedLoginItem); } }, this._blockTimedLoginUntilIdle, function() { this._userList.scrollToItem(this._timedLoginItem); }, this._showTimedLoginAnimation, function() { this._timedLoginBatch = null; this._greeter.call_begin_auto_login_sync(userName, null); }]; this._timedLoginBatch = new Batch.ConsecutiveBatch(this, tasks); return this._timedLoginBatch.run(); }, _resetTimedLogin: function() { if (this._timedLoginBatch) { this._timedLoginBatch.cancel(); this._timedLoginBatch = null; } if (this._timedLoginItem) this._timedLoginItem.hideTimedLoginIndicator(); let userName = this._timedLoginItem.user.get_user_name(); if (userName) this._startTimedLogin(userName, this._timedLoginDelay); }, _onTimedLoginRequested: function(client, userName, seconds) { this._startTimedLogin(userName, seconds); global.stage.connect('captured-event', Lang.bind(this, function(actor, event) { if (this._timedLoginDelay == undefined) return false; if (event.type() == Clutter.EventType.KEY_PRESS || event.type() == Clutter.EventType.BUTTON_PRESS) { if (this._timedLoginBatch) { this._timedLoginBatch.cancel(); this._timedLoginBatch = null; } } else if (event.type() == Clutter.EventType.KEY_RELEASE || event.type() == Clutter.EventType.BUTTON_RELEASE) { this._resetTimedLogin(); } return false; })); }, _setUserListExpanded: function(expanded) { this._userList.updateStyle(expanded); this._userSelectionBox.visible = expanded; }, _hideUserListAndLogIn: function() { this._setUserListExpanded(false); GdmUtil.cloneAndFadeOutActor(this._userSelectionBox); this._askForUsernameAndLogIn(); }, _showUserList: function() { this._hidePrompt(); this._setUserListExpanded(true); this._userList.actor.grab_key_focus(); }, _beginVerificationForUser: function(userName) { let hold = new Batch.Hold(); this._userVerifier.begin(userName, hold); this._verifyingUser = true; return hold; }, _beginVerificationForItem: function(item) { let userWidget = new UserWidget.UserWidget(item.user); this._promptUser.set_child(userWidget.actor); let tasks = [function() { let userName = item.user.get_user_name(); return this._beginVerificationForUser(userName); }]; let batch = new Batch.ConsecutiveBatch(this, tasks); return batch.run(); }, _onUserListActivated: function(activatedItem) { let tasks = [function() { return GdmUtil.cloneAndFadeOutActor(this._userSelectionBox); }, function() { this._setUserListExpanded(false); }]; this._user = activatedItem.user; let batch = new Batch.ConcurrentBatch(this, [new Batch.ConsecutiveBatch(this, tasks), this._beginVerificationForItem(activatedItem)]); batch.run(); }, _onDestroy: function() { if (this._userManagerLoadedId) { this._userManager.disconnect(this._userManagerLoadedId); this._userManagerLoadedId = 0; } }, _loadUserList: function() { let users = this._userManager.list_users(); for (let i = 0; i < users.length; i++) { this._userList.addUser(users[i]); } this._updateDisableUserList(); this._userManager.connect('user-added', Lang.bind(this, function(userManager, user) { this._userList.addUser(user); })); this._userManager.connect('user-removed', Lang.bind(this, function(userManager, user) { this._userList.removeUser(user); })); // emitted in idle so caller doesn't have to explicitly check if // it's loaded immediately after construction // (since there's no way the caller could be listening for // 'loaded' yet) Mainloop.idle_add(Lang.bind(this, function() { this.emit('loaded'); this.is_loaded = true; })); }, _onOpened: function() { Main.ctrlAltTabManager.addGroup(this.dialogLayout, _("Login Window"), 'dialog-password-symbolic', { sortGroup: CtrlAltTab.SortGroup.MIDDLE }); }, close: function() { this.parent(); Main.ctrlAltTabManager.removeGroup(this.dialogLayout); } });