// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- const Clutter = imports.gi.Clutter; const Gio = imports.gi.Gio; const GLib = imports.gi.GLib; const GObject = imports.gi.GObject; const Gtk = imports.gi.Gtk; const Shell = imports.gi.Shell; const Lang = imports.lang; const Signals = imports.signals; const Meta = imports.gi.Meta; const St = imports.gi.St; const Mainloop = imports.mainloop; const Atk = imports.gi.Atk; const AppFavorites = imports.ui.appFavorites; const BoxPointer = imports.ui.boxpointer; const DND = imports.ui.dnd; const GrabHelper = imports.ui.grabHelper; const IconGrid = imports.ui.iconGrid; const Main = imports.ui.main; const Overview = imports.ui.overview; const OverviewControls = imports.ui.overviewControls; const PopupMenu = imports.ui.popupMenu; const Tweener = imports.ui.tweener; const Workspace = imports.ui.workspace; const Params = imports.misc.params; const Util = imports.misc.util; const MAX_APPLICATION_WORK_MILLIS = 75; const MENU_POPUP_TIMEOUT = 600; const MAX_COLUMNS = 6; const MIN_COLUMNS = 4; const MIN_ROWS = 4; const INACTIVE_GRID_OPACITY = 77; const INACTIVE_GRID_OPACITY_ANIMATION_TIME = 0.40; const FOLDER_SUBICON_FRACTION = .4; const MIN_FREQUENT_APPS_COUNT = 3; const INDICATORS_BASE_TIME = 0.25; const INDICATORS_ANIMATION_DELAY = 0.125; const INDICATORS_ANIMATION_MAX_TIME = 0.75; const PAGE_SWITCH_TIME = 0.3; const VIEWS_SWITCH_TIME = 0.4; const VIEWS_SWITCH_ANIMATION_DELAY = 0.1; function _getCategories(info) { let categoriesStr = info.get_categories(); if (!categoriesStr) return []; return categoriesStr.split(';'); } function _listsIntersect(a, b) { for (let itemA of a) if (b.indexOf(itemA) >= 0) return true; return false; } function _getFolderName(folder) { let name = folder.get_string('name'); if (folder.get_boolean('translate')) { let keyfile = new GLib.KeyFile(); let path = 'desktop-directories/' + name; try { keyfile.load_from_data_dirs(path, GLib.KeyFileFlags.NONE); name = keyfile.get_locale_string('Desktop Entry', 'Name', null); } catch(e) { return name; } } return name; } function clamp(value, min, max) { return Math.max(min, Math.min(max, value)); } const BaseAppView = new Lang.Class({ Name: 'BaseAppView', Abstract: true, _init: function(params, gridParams) { gridParams = Params.parse(gridParams, { xAlign: St.Align.MIDDLE, columnLimit: MAX_COLUMNS, minRows: MIN_ROWS, minColumns: MIN_COLUMNS, fillParent: false, padWithSpacing: true }); params = Params.parse(params, { usePagination: false }); if(params.usePagination) this._grid = new IconGrid.PaginatedIconGrid(gridParams); else this._grid = new IconGrid.IconGrid(gridParams); this._grid.connect('key-focus-in', Lang.bind(this, function(grid, actor) { this._keyFocusIn(actor); })); // Standard hack for ClutterBinLayout this._grid.actor.x_expand = true; this._items = {}; this._allItems = []; }, _keyFocusIn: function(actor) { // Nothing by default }, removeAll: function() { this._grid.destroyAll(); this._items = {}; this._allItems = []; }, _redisplay: function() { this.removeAll(); this._loadApps(); }, getAllItems: function() { return this._allItems; }, addItem: function(icon) { let id = icon.id; if (this._items[id] !== undefined) return; this._allItems.push(icon); this._items[id] = icon; }, _compareItems: function(a, b) { return a.name.localeCompare(b.name); }, loadGrid: function() { this._allItems.sort(this._compareItems); this._allItems.forEach(Lang.bind(this, function(item) { this._grid.addItem(item); })); this.emit('view-loaded'); }, _selectAppInternal: function(id) { if (this._items[id]) this._items[id].actor.navigate_focus(null, Gtk.DirectionType.TAB_FORWARD, false); else log('No such application ' + id); }, selectApp: function(id) { if (this._items[id] && this._items[id].actor.mapped) { this._selectAppInternal(id); } else if (this._items[id]) { // Need to wait until the view is mapped let signalId = this._items[id].actor.connect('notify::mapped', Lang.bind(this, function(actor) { if (actor.mapped) { actor.disconnect(signalId); this._selectAppInternal(id); } })); } else { // Need to wait until the view is built let signalId = this.connect('view-loaded', Lang.bind(this, function() { this.disconnect(signalId); this.selectApp(id); })); } } }); Signals.addSignalMethods(BaseAppView.prototype); const PageIndicatorsActor = new Lang.Class({ Name:'PageIndicatorsActor', Extends: St.BoxLayout, _init: function() { this.parent({ style_class: 'page-indicators', vertical: true, x_expand: true, y_expand: true, x_align: Clutter.ActorAlign.END, y_align: Clutter.ActorAlign.CENTER, reactive: true, clip_to_allocation: true }); }, vfunc_get_preferred_height: function(forWidth) { // We want to request the natural height of all our children as our // natural height, so we chain up to St.BoxLayout, but we only request 0 // as minimum height, since it's not that important if some indicators // are not shown let [, natHeight] = this.parent(forWidth); return [0, natHeight]; } }); const PageIndicators = new Lang.Class({ Name:'PageIndicators', _init: function() { this.actor = new PageIndicatorsActor(); this._nPages = 0; this._currentPage = undefined; this.actor.connect('notify::mapped', Lang.bind(this, this._animateIndicators)); }, setNPages: function(nPages) { if (this._nPages == nPages) return; let diff = nPages - this._nPages; if (diff > 0) { for (let i = 0; i < diff; i++) { let pageIndex = this._nPages + i; let indicator = new St.Button({ style_class: 'page-indicator', button_mask: St.ButtonMask.ONE | St.ButtonMask.TWO | St.ButtonMask.THREE, toggle_mode: true, checked: pageIndex == this._currentPage }); indicator.child = new St.Widget({ style_class: 'page-indicator-icon' }); indicator.connect('clicked', Lang.bind(this, function() { this.emit('page-activated', pageIndex); })); this.actor.add_actor(indicator); } } else { let children = this.actor.get_children().splice(diff); for (let i = 0; i < children.length; i++) children[i].destroy(); } this._nPages = nPages; this.actor.visible = (this._nPages > 1); }, setCurrentPage: function(currentPage) { this._currentPage = currentPage; let children = this.actor.get_children(); for (let i = 0; i < children.length; i++) children[i].set_checked(i == this._currentPage); }, _animateIndicators: function() { if (!this.actor.mapped) return; let children = this.actor.get_children(); if (children.length == 0) return; let offset; if (this.actor.get_text_direction() == Clutter.TextDirection.RTL) offset = -children[0].width; else offset = children[0].width; let delay = INDICATORS_ANIMATION_DELAY; let totalAnimationTime = INDICATORS_BASE_TIME + INDICATORS_ANIMATION_DELAY * this._nPages; if (totalAnimationTime > INDICATORS_ANIMATION_MAX_TIME) delay -= (totalAnimationTime - INDICATORS_ANIMATION_MAX_TIME) / this._nPages; for (let i = 0; i < this._nPages; i++) { children[i].translation_x = offset; Tweener.addTween(children[i], { translation_x: 0, time: INDICATORS_BASE_TIME + delay * i, transition: 'easeInOutQuad', delay: VIEWS_SWITCH_ANIMATION_DELAY }); } } }); Signals.addSignalMethods(PageIndicators.prototype); const AllView = new Lang.Class({ Name: 'AllView', Extends: BaseAppView, _init: function() { this.parent({ usePagination: true }, null); this._scrollView = new St.ScrollView({ style_class: 'all-apps', x_expand: true, y_expand: true, x_fill: true, y_fill: false, reactive: true, y_align: St.Align.START }); this.actor = new St.Widget({ layout_manager: new Clutter.BinLayout(), x_expand:true, y_expand:true }); this.actor.add_actor(this._scrollView); this._scrollView.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC); // we are only using ScrollView for the fade effect, hide scrollbars this._scrollView.vscroll.hide(); this._adjustment = this._scrollView.vscroll.adjustment; this._pageIndicators = new PageIndicators(); this._pageIndicators.connect('page-activated', Lang.bind(this, function(indicators, pageIndex) { this.goToPage(pageIndex); })); this._pageIndicators.actor.connect('scroll-event', Lang.bind(this, this._onScroll)); this.actor.add_actor(this._pageIndicators.actor); this.folderIcons = []; this._stack = new St.Widget({ layout_manager: new Clutter.BinLayout() }); let box = new St.BoxLayout({ vertical: true }); this._currentPage = 0; this._stack.add_actor(this._grid.actor); this._eventBlocker = new St.Widget({ x_expand: true, y_expand: true }); this._stack.add_actor(this._eventBlocker); box.add_actor(this._stack); this._scrollView.add_actor(box); this._scrollView.connect('scroll-event', Lang.bind(this, this._onScroll)); let panAction = new Clutter.PanAction({ interpolate: false }); panAction.connect('pan', Lang.bind(this, this._onPan)); panAction.connect('gesture-cancel', Lang.bind(this, this._onPanEnd)); panAction.connect('gesture-end', Lang.bind(this, this._onPanEnd)); this._panAction = panAction; this._scrollView.add_action(panAction); this._panning = false; this._clickAction = new Clutter.ClickAction(); this._clickAction.connect('clicked', Lang.bind(this, function() { if (!this._currentPopup) return; let [x, y] = this._clickAction.get_coords(); let actor = global.stage.get_actor_at_pos(Clutter.PickMode.ALL, x, y); if (!this._currentPopup.actor.contains(actor)) this._currentPopup.popdown(); })); this._eventBlocker.add_action(this._clickAction); this._displayingPopup = false; this._availWidth = 0; this._availHeight = 0; Main.overview.connect('hidden', Lang.bind(this, function() { this.goToPage(0); })); this._grid.connect('space-opened', Lang.bind(this, function() { this._scrollView.get_effect('fade').enabled = false; this.emit('space-ready'); })); this._grid.connect('space-closed', Lang.bind(this, function() { this._displayingPopup = false; })); this.actor.connect('notify::mapped', Lang.bind(this, function() { if (this.actor.mapped) { this._keyPressEventId = global.stage.connect('key-press-event', Lang.bind(this, this._onKeyPressEvent)); } else { if (this._keyPressEventId) global.stage.disconnect(this._keyPressEventId); this._keyPressEventId = 0; } })); this._redisplayWorkId = Main.initializeDeferredWork(this.actor, Lang.bind(this, this._redisplay)); Shell.AppSystem.get_default().connect('installed-changed', Lang.bind(this, function() { Main.queueDeferredWork(this._redisplayWorkId); })); this._folderSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders' }); this._folderSettings.connect('changed::folder-children', Lang.bind(this, function() { Main.queueDeferredWork(this._redisplayWorkId); })); }, removeAll: function() { this.folderIcons = []; this.parent(); }, _itemNameChanged: function(item) { // If an item's name changed, we can pluck it out of where it's // supposed to be and reinsert it where it's sorted. let oldIdx = this._allItems.indexOf(item); this._allItems.splice(oldIdx, 1); let newIdx = Util.insertSorted(this._allItems, item, this._compareItems); this._grid.removeItem(item); this._grid.addItem(item, newIdx); }, _refilterApps: function() { this._allItems.forEach(function(icon) { if (icon instanceof AppIcon) icon.actor.visible = true; }); this.folderIcons.forEach(Lang.bind(this, function(folder) { let folderApps = folder.getAppIds(); folderApps.forEach(Lang.bind(this, function(appId) { let appIcon = this._items[appId]; appIcon.actor.visible = false; })); })); }, _loadApps: function() { let apps = Gio.AppInfo.get_all().filter(function(appInfo) { return appInfo.should_show(); }).map(function(app) { return app.get_id(); }); let appSys = Shell.AppSystem.get_default(); let folders = this._folderSettings.get_strv('folder-children'); folders.forEach(Lang.bind(this, function(id) { let path = this._folderSettings.path + 'folders/' + id + '/'; let icon = new FolderIcon(id, path, this); icon.connect('name-changed', Lang.bind(this, this._itemNameChanged)); icon.connect('apps-changed', Lang.bind(this, this._refilterApps)); this.addItem(icon); this.folderIcons.push(icon); })); apps.forEach(Lang.bind(this, function(appId) { let app = appSys.lookup_app(appId); let icon = new AppIcon(app); this.addItem(icon); })); this.loadGrid(); this._refilterApps(); }, getCurrentPageY: function() { return this._grid.getPageY(this._currentPage); }, goToPage: function(pageNumber) { pageNumber = clamp(pageNumber, 0, this._grid.nPages() - 1); if (this._currentPage == pageNumber && this._displayingPopup && this._currentPopup) return; if (this._displayingPopup && this._currentPopup) this._currentPopup.popdown(); let velocity; if (!this._panning) velocity = 0; else velocity = Math.abs(this._panAction.get_velocity(0)[2]); // Tween the change between pages. // If velocity is not specified (i.e. scrolling with mouse wheel), // use the same speed regardless of original position // if velocity is specified, it's in pixels per milliseconds let diffToPage = this._diffToPage(pageNumber); let childBox = this._scrollView.get_allocation_box(); let totalHeight = childBox.y2 - childBox.y1; let time; // Only take the velocity into account on page changes, otherwise // return smoothly to the current page using the default velocity if (this._currentPage != pageNumber) { let minVelocity = totalHeight / (PAGE_SWITCH_TIME * 1000); velocity = Math.max(minVelocity, velocity); time = (diffToPage / velocity) / 1000; } else { time = PAGE_SWITCH_TIME * diffToPage / totalHeight; } // When changing more than one page, make sure to not take // longer than PAGE_SWITCH_TIME time = Math.min(time, PAGE_SWITCH_TIME); this._currentPage = pageNumber; Tweener.addTween(this._adjustment, { value: this._grid.getPageY(this._currentPage), time: time, transition: 'easeOutQuad' }); this._pageIndicators.setCurrentPage(pageNumber); }, _diffToPage: function (pageNumber) { let currentScrollPosition = this._adjustment.value; return Math.abs(currentScrollPosition - this._grid.getPageY(pageNumber)); }, openSpaceForPopup: function(item, side, nRows) { this._updateIconOpacities(true); this._displayingPopup = true; this._grid.openExtraSpace(item, side, nRows); }, _closeSpaceForPopup: function() { this._updateIconOpacities(false); this._scrollView.get_effect('fade').enabled = true; this._grid.closeExtraSpace(); }, _onScroll: function(actor, event) { if (this._displayingPopup) return Clutter.EVENT_STOP; let direction = event.get_scroll_direction(); if (direction == Clutter.ScrollDirection.UP) this.goToPage(this._currentPage - 1); else if (direction == Clutter.ScrollDirection.DOWN) this.goToPage(this._currentPage + 1); return Clutter.EVENT_STOP; }, _onPan: function(action) { if (this._displayingPopup) return false; this._panning = true; this._clickAction.release(); let [dist, dx, dy] = action.get_motion_delta(0); let adjustment = this._adjustment; adjustment.value -= (dy / this._scrollView.height) * adjustment.page_size; return false; }, _onPanEnd: function(action) { if (this._displayingPopup) return; let pageHeight = this._grid.getPageHeight(); // Calculate the scroll value we'd be at, which is our current // scroll plus any velocity the user had when they released // their finger. let velocity = -action.get_velocity(0)[2]; let endPanValue = this._adjustment.value + velocity; let closestPage = Math.round(endPanValue / pageHeight); this.goToPage(closestPage); this._panning = false; }, _onKeyPressEvent: function(actor, event) { if (this._displayingPopup) return Clutter.EVENT_STOP; if (event.get_key_symbol() == Clutter.Page_Up) { this.goToPage(this._currentPage - 1); return Clutter.EVENT_STOP; } else if (event.get_key_symbol() == Clutter.Page_Down) { this.goToPage(this._currentPage + 1); return Clutter.EVENT_STOP; } return Clutter.EVENT_PROPAGATE; }, addFolderPopup: function(popup) { this._stack.add_actor(popup.actor); popup.connect('open-state-changed', Lang.bind(this, function(popup, isOpen) { this._eventBlocker.reactive = isOpen; this._currentPopup = isOpen ? popup : null; this._updateIconOpacities(isOpen); if(!isOpen) this._closeSpaceForPopup(); })); }, _keyFocusIn: function(icon) { let itemPage = this._grid.getItemPage(icon); this.goToPage(itemPage); }, _updateIconOpacities: function(folderOpen) { for (let id in this._items) { let params, opacity; if (folderOpen && !this._items[id].actor.checked) opacity = INACTIVE_GRID_OPACITY; else opacity = 255; params = { opacity: opacity, time: INACTIVE_GRID_OPACITY_ANIMATION_TIME, transition: 'easeOutQuad' }; Tweener.addTween(this._items[id].actor, params); } }, // Called before allocation to calculate dynamic spacing adaptToSize: function(width, height) { let box = new Clutter.ActorBox(); box.x1 = 0; box.x2 = width; box.y1 = 0; box.y2 = height; box = this.actor.get_theme_node().get_content_box(box); box = this._scrollView.get_theme_node().get_content_box(box); box = this._grid.actor.get_theme_node().get_content_box(box); let availWidth = box.x2 - box.x1; let availHeight = box.y2 - box.y1; let oldNPages = this._grid.nPages(); this._grid.adaptToSize(availWidth, availHeight); let fadeOffset = Math.min(this._grid.topPadding, this._grid.bottomPadding); this._scrollView.update_fade_effect(fadeOffset, 0); this._scrollView.get_effect('fade').fade_edges = true; if (this._availWidth != availWidth || this._availHeight != availHeight || oldNPages != this._grid.nPages()) { this._adjustment.value = 0; Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, function() { this._pageIndicators.setNPages(this._grid.nPages()); this._pageIndicators.setCurrentPage(0); })); } this._availWidth = availWidth; this._availHeight = availHeight; // Update folder views for (let i = 0; i < this.folderIcons.length; i++) this.folderIcons[i].adaptToSize(availWidth, availHeight); } }); Signals.addSignalMethods(AllView.prototype); const FrequentView = new Lang.Class({ Name: 'FrequentView', Extends: BaseAppView, _init: function() { this.parent(null, { fillParent: true }); this.actor = new St.Widget({ style_class: 'frequent-apps', layout_manager: new Clutter.BinLayout(), x_expand: true, y_expand: true }); this._noFrequentAppsLabel = new St.Label({ text: _("Frequently used applications will appear here"), style_class: 'no-frequent-applications-label', x_align: Clutter.ActorAlign.CENTER, x_expand: true, y_align: Clutter.ActorAlign.CENTER, y_expand: true }); this._grid.actor.y_expand = true; this.actor.add_actor(this._grid.actor); this.actor.add_actor(this._noFrequentAppsLabel); this._noFrequentAppsLabel.hide(); this._usage = Shell.AppUsage.get_default(); this.actor.connect('notify::mapped', Lang.bind(this, function() { if (this.actor.mapped) this._redisplay(); })); }, hasUsefulData: function() { return this._usage.get_most_used("").length >= MIN_FREQUENT_APPS_COUNT; }, _loadApps: function() { let mostUsed = this._usage.get_most_used (""); let hasUsefulData = this.hasUsefulData(); this._noFrequentAppsLabel.visible = !hasUsefulData; if(!hasUsefulData) return; for (let i = 0; i < mostUsed.length; i++) { if (!mostUsed[i].get_app_info().should_show()) continue; let appIcon = new AppIcon(mostUsed[i]); this._grid.addItem(appIcon, -1); } }, // Called before allocation to calculate dynamic spacing adaptToSize: function(width, height) { let box = new Clutter.ActorBox(); box.x1 = box.y1 = 0; box.x2 = width; box.y2 = height; box = this.actor.get_theme_node().get_content_box(box); box = this._grid.actor.get_theme_node().get_content_box(box); let availWidth = box.x2 - box.x1; let availHeight = box.y2 - box.y1; this._grid.adaptToSize(availWidth, availHeight); } }); const Views = { FREQUENT: 0, ALL: 1 }; const ControlsBoxLayout = Lang.Class({ Name: 'ControlsBoxLayout', Extends: Clutter.BoxLayout, /** * Override the BoxLayout behavior to use the maximum preferred width of all * buttons for each child */ vfunc_get_preferred_width: function(container, forHeight) { let maxMinWidth = 0; let maxNaturalWidth = 0; for (let child = container.get_first_child(); child; child = child.get_next_sibling()) { let [minWidth, natWidth] = child.get_preferred_width(forHeight); maxMinWidth = Math.max(maxMinWidth, minWidth); maxNaturalWidth = Math.max(maxNaturalWidth, natWidth); } let childrenCount = container.get_n_children(); let totalSpacing = this.spacing * (childrenCount - 1); return [maxMinWidth * childrenCount + totalSpacing, maxNaturalWidth * childrenCount + totalSpacing]; } }); const ViewStackLayout = new Lang.Class({ Name: 'ViewStackLayout', Extends: Clutter.BinLayout, vfunc_allocate: function (actor, box, flags) { let availWidth = box.x2 - box.x1; let availHeight = box.y2 - box.y1; // Prepare children of all views for the upcoming allocation, calculate all // the needed values to adapt available size this.emit('allocated-size-changed', availWidth, availHeight); this.parent(actor, box, flags); } }); Signals.addSignalMethods(ViewStackLayout.prototype); const AppDisplay = new Lang.Class({ Name: 'AppDisplay', _init: function() { this._privacySettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.privacy' }); this._privacySettings.connect('changed::remember-app-usage', Lang.bind(this, this._updateFrequentVisibility)); this._views = []; let view, button; view = new FrequentView(); button = new St.Button({ label: _("Frequent"), style_class: 'app-view-control', can_focus: true, x_expand: true }); this._views[Views.FREQUENT] = { 'view': view, 'control': button }; view = new AllView(); button = new St.Button({ label: _("All"), style_class: 'app-view-control', can_focus: true, x_expand: true }); this._views[Views.ALL] = { 'view': view, 'control': button }; this.actor = new St.BoxLayout ({ style_class: 'app-display', x_expand: true, y_expand: true, vertical: true }); this._viewStackLayout = new ViewStackLayout(); this._viewStack = new St.Widget({ x_expand: true, y_expand: true, layout_manager: this._viewStackLayout }); this._viewStackLayout.connect('allocated-size-changed', Lang.bind(this, this._onAllocatedSizeChanged)); this.actor.add_actor(this._viewStack); let layout = new ControlsBoxLayout({ homogeneous: true }); this._controls = new St.Widget({ style_class: 'app-view-controls', layout_manager: layout }); layout.hookup_style(this._controls); this.actor.add_actor(new St.Bin({ child: this._controls })); for (let i = 0; i < this._views.length; i++) { this._viewStack.add_actor(this._views[i].view.actor); this._controls.add_actor(this._views[i].control); let viewIndex = i; this._views[i].control.connect('clicked', Lang.bind(this, function(actor) { this._showView(viewIndex); global.settings.set_uint('app-picker-view', viewIndex); })); } let initialView = Math.min(global.settings.get_uint('app-picker-view'), this._views.length - 1); let frequentUseful = this._views[Views.FREQUENT].view.hasUsefulData(); if (initialView == Views.FREQUENT && !frequentUseful) initialView = Views.ALL; this._showView(initialView); this._updateFrequentVisibility(); }, _showView: function(activeIndex) { for (let i = 0; i < this._views.length; i++) { let actor = this._views[i].view.actor; let params = { time: VIEWS_SWITCH_TIME, opacity: (i == activeIndex) ? 255 : 0, delay: (i == activeIndex) ? VIEWS_SWITCH_ANIMATION_DELAY : 0 }; if (i == activeIndex) actor.visible = true; else params.onComplete = function() { actor.hide(); }; Tweener.addTween(actor, params); if (i == activeIndex) this._views[i].control.add_style_pseudo_class('checked'); else this._views[i].control.remove_style_pseudo_class('checked'); } }, _updateFrequentVisibility: function() { let enabled = this._privacySettings.get_boolean('remember-app-usage'); this._views[Views.FREQUENT].control.visible = enabled; let visibleViews = this._views.filter(function(v) { return v.control.visible; }); this._controls.visible = visibleViews.length > 1; if (!enabled && this._views[Views.FREQUENT].view.actor.visible) this._showView(Views.ALL); }, selectApp: function(id) { this._showView(Views.ALL); this._views[Views.ALL].view.selectApp(id); }, _onAllocatedSizeChanged: function(actor, width, height) { let box = new Clutter.ActorBox(); box.x1 = box.y1 =0; box.x2 = width; box.y2 = height; box = this._viewStack.get_theme_node().get_content_box(box); let availWidth = box.x2 - box.x1; let availHeight = box.y2 - box.y1; for (let i = 0; i < this._views.length; i++) this._views[i].view.adaptToSize(availWidth, availHeight); } }) const AppSearchProvider = new Lang.Class({ Name: 'AppSearchProvider', _init: function() { this._appSys = Shell.AppSystem.get_default(); this.id = 'applications'; }, getResultMetas: function(apps, callback) { let metas = []; for (let i = 0; i < apps.length; i++) { let app = this._appSys.lookup_app(apps[i]); metas.push({ 'id': app.get_id(), 'name': app.get_name(), 'createIcon': function(size) { return app.create_icon_texture(size); } }); } callback(metas); }, filterResults: function(results, maxNumber) { return results.slice(0, maxNumber); }, getInitialResultSet: function(terms, callback, cancellable) { let query = terms.join(' '); let groups = Gio.DesktopAppInfo.search(query); let usage = Shell.AppUsage.get_default(); let results = []; groups.forEach(function(group) { group = group.filter(function(appID) { let app = Gio.DesktopAppInfo.new(appID); return app && app.should_show(); }); results = results.concat(group.sort(function(a, b) { return usage.compare('', a, b); })); }); callback(results); }, getSubsearchResultSet: function(previousResults, terms, callback, cancellable) { this.getInitialResultSet(terms, callback, cancellable); }, activateResult: function(result) { let app = this._appSys.lookup_app(result); let event = Clutter.get_current_event(); let modifiers = event ? event.get_state() : 0; let openNewWindow = modifiers & Clutter.ModifierType.CONTROL_MASK; if (openNewWindow) app.open_new_window(-1); else app.activate(); }, dragActivateResult: function(id, params) { params = Params.parse(params, { workspace: -1, timestamp: 0 }); let app = this._appSys.lookup_app(id); app.open_new_window(workspace); }, createResultObject: function (resultMeta) { let app = this._appSys.lookup_app(resultMeta['id']); return new AppIcon(app); } }); const FolderView = new Lang.Class({ Name: 'FolderView', Extends: BaseAppView, _init: function() { this.parent(null, null); // If it not expand, the parent doesn't take into account its preferred_width when allocating // the second time it allocates, so we apply the "Standard hack for ClutterBinLayout" this._grid.actor.x_expand = true; this.actor = new St.ScrollView({ overlay_scrollbars: true }); this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC); let scrollableContainer = new St.BoxLayout({ vertical: true, reactive: true }); scrollableContainer.add_actor(this._grid.actor); this.actor.add_actor(scrollableContainer); let action = new Clutter.PanAction({ interpolate: true }); action.connect('pan', Lang.bind(this, this._onPan)); this.actor.add_action(action); }, _keyFocusIn: function(actor) { Util.ensureActorVisibleInScrollView(this.actor, actor); }, createFolderIcon: function(size) { let layout = new Clutter.GridLayout(); let icon = new St.Widget({ layout_manager: layout, style_class: 'app-folder-icon' }); layout.hookup_style(icon); let subSize = Math.floor(FOLDER_SUBICON_FRACTION * size); let numItems = this._allItems.length; let rtl = icon.get_text_direction() == Clutter.TextDirection.RTL; for (let i = 0; i < 4; i++) { let bin; if (i < numItems) { let texture = this._allItems[i].app.create_icon_texture(subSize); bin = new St.Bin({ child: texture }); } else { bin = new St.Bin({ width: subSize, height: subSize }); } layout.attach(bin, rtl ? (i + 1) % 2 : i % 2, Math.floor(i / 2), 1, 1); } return icon; }, _onPan: function(action) { let [dist, dx, dy] = action.get_motion_delta(0); let adjustment = this.actor.vscroll.adjustment; adjustment.value -= (dy / this.actor.height) * adjustment.page_size; return false; }, adaptToSize: function(width, height) { this._parentAvailableWidth = width; this._parentAvailableHeight = height; this._grid.adaptToSize(width, height); // To avoid the fade effect being applied to the unscrolled grid, // the offset would need to be applied after adjusting the padding; // however the final padding is expected to be too small for the // effect to look good, so use the unadjusted padding let fadeOffset = Math.min(this._grid.topPadding, this._grid.bottomPadding); this.actor.update_fade_effect(fadeOffset, 0); // Set extra padding to avoid popup or close button being cut off this._grid.topPadding = Math.max(this._grid.topPadding - this._offsetForEachSide, 0); this._grid.bottomPadding = Math.max(this._grid.bottomPadding - this._offsetForEachSide, 0); this._grid.leftPadding = Math.max(this._grid.leftPadding - this._offsetForEachSide, 0); this._grid.rightPadding = Math.max(this._grid.rightPadding - this._offsetForEachSide, 0); this.actor.set_width(this.usedWidth()); this.actor.set_height(this.usedHeight()); }, _getPageAvailableSize: function() { let pageBox = new Clutter.ActorBox(); pageBox.x1 = pageBox.y1 = 0; pageBox.x2 = this._parentAvailableWidth; pageBox.y2 = this._parentAvailableHeight; let contentBox = this.actor.get_theme_node().get_content_box(pageBox); // We only can show icons inside the collection view boxPointer // so we have to substract the required padding etc of the boxpointer return [(contentBox.x2 - contentBox.x1) - 2 * this._offsetForEachSide, (contentBox.y2 - contentBox.y1) - 2 * this._offsetForEachSide]; }, usedWidth: function() { let [availWidthPerPage, availHeightPerPage] = this._getPageAvailableSize(); return this._grid.usedWidth(availWidthPerPage); }, usedHeight: function() { return this._grid.usedHeightForNRows(this.nRowsDisplayedAtOnce()); }, nRowsDisplayedAtOnce: function() { let [availWidthPerPage, availHeightPerPage] = this._getPageAvailableSize(); let maxRows = this._grid.rowsForHeight(availHeightPerPage) - 1; return Math.min(this._grid.nRows(availWidthPerPage), maxRows); }, setPaddingOffsets: function(offset) { this._offsetForEachSide = offset; } }); const FolderIcon = new Lang.Class({ Name: 'FolderIcon', _init: function(id, path, parentView) { this.id = id; this._parentView = parentView; this._folder = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders.folder', path: path }); this.actor = new St.Button({ style_class: 'app-well-app app-folder', button_mask: St.ButtonMask.ONE, toggle_mode: true, can_focus: true, x_fill: true, y_fill: true }); this.actor._delegate = this; // whether we need to update arrow side, position etc. this._popupInvalidated = false; this.icon = new IconGrid.BaseIcon('', { createIcon: Lang.bind(this, this._createIcon), setSizeManually: true }); this.actor.set_child(this.icon.actor); this.actor.label_actor = this.icon.label; this.view = new FolderView(); this.actor.connect('clicked', Lang.bind(this, function() { this._ensurePopup(); this.view.actor.vscroll.adjustment.value = 0; this._openSpaceForPopup(); })); this.actor.connect('notify::mapped', Lang.bind(this, function() { if (!this.actor.mapped && this._popup) this._popup.popdown(); })); this._folder.connect('changed', Lang.bind(this, this._redisplay)); this._redisplay(); }, getAppIds: function() { return this.view.getAllItems().map(function(item) { return item.id; }); }, _updateName: function() { let name = _getFolderName(this._folder); if (this.name == name) return; this.name = name; this.icon.label.text = this.name; this.emit('name-changed'); }, _redisplay: function() { this._updateName(); this.view.removeAll(); let excludedApps = this._folder.get_strv('excluded-apps'); let appSys = Shell.AppSystem.get_default(); let addAppId = (function addAppId(appId) { if (excludedApps.indexOf(appId) >= 0) return; let app = appSys.lookup_app(appId); if (!app) return; if (!app.get_app_info().should_show()) return; let icon = new AppIcon(app); this.view.addItem(icon); }).bind(this); let folderApps = this._folder.get_strv('apps'); folderApps.forEach(addAppId); let folderCategories = this._folder.get_strv('categories'); Gio.AppInfo.get_all().forEach(function(appInfo) { let appCategories = _getCategories(appInfo); if (!_listsIntersect(folderCategories, appCategories)) return; addAppId(appInfo.get_id()); }); this.view.loadGrid(); this.emit('apps-changed'); }, _createIcon: function(iconSize) { return this.view.createFolderIcon(iconSize, this); }, _popupHeight: function() { let usedHeight = this.view.usedHeight() + this._popup.getOffset(St.Side.TOP) + this._popup.getOffset(St.Side.BOTTOM); return usedHeight; }, _openSpaceForPopup: function() { let id = this._parentView.connect('space-ready', Lang.bind(this, function() { this._parentView.disconnect(id); this._popup.popup(); this._updatePopupPosition(); })); this._parentView.openSpaceForPopup(this, this._boxPointerArrowside, this.view.nRowsDisplayedAtOnce()); }, _calculateBoxPointerArrowSide: function() { let spaceTop = this.actor.y - this._parentView.getCurrentPageY(); let spaceBottom = this._parentView.actor.height - (spaceTop + this.actor.height); return spaceTop > spaceBottom ? St.Side.BOTTOM : St.Side.TOP; }, _updatePopupSize: function() { // StWidget delays style calculation until needed, make sure we use the correct values this.view._grid.actor.ensure_style(); let offsetForEachSide = Math.ceil((this._popup.getOffset(St.Side.TOP) + this._popup.getOffset(St.Side.BOTTOM) - this._popup.getCloseButtonOverlap()) / 2); // Add extra padding to prevent boxpointer decorations and close button being cut off this.view.setPaddingOffsets(offsetForEachSide); this.view.adaptToSize(this._parentAvailableWidth, this._parentAvailableHeight); }, _updatePopupPosition: function() { if (!this._popup) return; if (this._boxPointerArrowside == St.Side.BOTTOM) this._popup.actor.y = this.actor.allocation.y1 + this.actor.translation_y - this._popupHeight(); else this._popup.actor.y = this.actor.allocation.y1 + this.actor.translation_y + this.actor.height; }, _ensurePopup: function() { if (this._popup && !this._popupInvalidated) return; this._boxPointerArrowside = this._calculateBoxPointerArrowSide(); if (!this._popup) { this._popup = new AppFolderPopup(this, this._boxPointerArrowside); this._parentView.addFolderPopup(this._popup); this._popup.connect('open-state-changed', Lang.bind(this, function(popup, isOpen) { if (!isOpen) this.actor.checked = false; })); } else { this._popup.updateArrowSide(this._boxPointerArrowside); } this._updatePopupSize(); this._updatePopupPosition(); this._popupInvalidated = false; }, adaptToSize: function(width, height) { this._parentAvailableWidth = width; this._parentAvailableHeight = height; if(this._popup) this.view.adaptToSize(width, height); this._popupInvalidated = true; }, }); Signals.addSignalMethods(FolderIcon.prototype); const AppFolderPopup = new Lang.Class({ Name: 'AppFolderPopup', _init: function(source, side) { this._source = source; this._view = source.view; this._arrowSide = side; this._isOpen = false; this.parentOffset = 0; this.actor = new St.Widget({ layout_manager: new Clutter.BinLayout(), visible: false, // We don't want to expand really, but look // at the layout manager of our parent... // // DOUBLE HACK: if you set one, you automatically // get the effect for the other direction too, so // we need to set the y_align x_expand: true, y_expand: true, x_align: Clutter.ActorAlign.CENTER, y_align: Clutter.ActorAlign.START }); this._boxPointer = new BoxPointer.BoxPointer(this._arrowSide, { style_class: 'app-folder-popup-bin', x_fill: true, y_fill: true, x_expand: true, x_align: St.Align.START }); this._boxPointer.actor.style_class = 'app-folder-popup'; this.actor.add_actor(this._boxPointer.actor); this._boxPointer.bin.set_child(this._view.actor); this.closeButton = Util.makeCloseButton(this._boxPointer); this.closeButton.connect('clicked', Lang.bind(this, this.popdown)); this.actor.add_actor(this.closeButton); this._boxPointer.actor.bind_property('opacity', this.closeButton, 'opacity', GObject.BindingFlags.SYNC_CREATE); global.focus_manager.add_group(this.actor); source.actor.connect('destroy', Lang.bind(this, function() { this.actor.destroy(); })); this._grabHelper = new GrabHelper.GrabHelper(this.actor); this._grabHelper.addActor(Main.layoutManager.overviewGroup); this.actor.connect('key-press-event', Lang.bind(this, this._onKeyPress)); }, _onKeyPress: function(actor, event) { if (global.stage.get_key_focus() != actor) return Clutter.EVENT_PROPAGATE; // Since we need to only grab focus on one item child when the user // actually press a key we don't use navigate_focus when opening // the popup. // Instead of that, grab the focus on the AppFolderPopup actor // and actually moves the focus to a child only when the user // actually press a key. // It should work with just grab_key_focus on the AppFolderPopup // actor, but since the arrow keys are not wrapping_around the focus // is not grabbed by a child when the widget that has the current focus // is the same that is requesting focus, so to make it works with arrow // keys we need to connect to the key-press-event and navigate_focus // when that happens using TAB_FORWARD or TAB_BACKWARD instead of arrow // keys // Use TAB_FORWARD for down key and right key // and TAB_BACKWARD for up key and left key on ltr // languages let direction; let isLtr = Clutter.get_default_text_direction() == Clutter.TextDirection.LTR; switch (event.get_key_symbol()) { case Clutter.Down: direction = Gtk.DirectionType.TAB_FORWARD; break; case Clutter.Right: direction = isLtr ? Gtk.DirectionType.TAB_FORWARD : Gtk.DirectionType.TAB_BACKWARD; break; case Clutter.Up: direction = Gtk.DirectionType.TAB_BACKWARD; break; case Clutter.Left: direction = isLtr ? Gtk.DirectionType.TAB_BACKWARD : Gtk.DirectionType.TAB_FORWARD; break; default: return Clutter.EVENT_PROPAGATE; } return actor.navigate_focus(null, direction, false); }, toggle: function() { if (this._isOpen) this.popdown(); else this.popup(); }, popup: function() { if (this._isOpen) return; this._isOpen = this._grabHelper.grab({ actor: this.actor, onUngrab: Lang.bind(this, this.popdown) }); if (!this._isOpen) return; this.actor.show(); this._boxPointer.setArrowActor(this._source.actor); this._boxPointer.show(BoxPointer.PopupAnimation.FADE | BoxPointer.PopupAnimation.SLIDE); this.emit('open-state-changed', true); }, popdown: function() { if (!this._isOpen) return; this._grabHelper.ungrab({ actor: this.actor }); this._boxPointer.hide(BoxPointer.PopupAnimation.FADE | BoxPointer.PopupAnimation.SLIDE); this._isOpen = false; this.emit('open-state-changed', false); }, getCloseButtonOverlap: function() { return this.closeButton.get_theme_node().get_length('-shell-close-overlap-y'); }, getOffset: function (side) { let offset = this._boxPointer.getPadding(side); if (this._arrowSide == side) offset += this._boxPointer.getArrowHeight(); return offset; }, updateArrowSide: function (side) { this._arrowSide = side; this._boxPointer.updateArrowSide(side); } }); Signals.addSignalMethods(AppFolderPopup.prototype); const AppIcon = new Lang.Class({ Name: 'AppIcon', _init : function(app, iconParams) { this.app = app; this.id = app.get_id(); this.name = app.get_name(); this.actor = new St.Button({ style_class: 'app-well-app', reactive: true, button_mask: St.ButtonMask.ONE | St.ButtonMask.TWO, can_focus: true, x_fill: true, y_fill: true }); this.actor._delegate = this; if (!iconParams) iconParams = {}; iconParams['createIcon'] = Lang.bind(this, this._createIcon); iconParams['setSizeManually'] = true; this.icon = new IconGrid.BaseIcon(app.get_name(), iconParams); this.actor.set_child(this.icon.actor); this.actor.label_actor = this.icon.label; this.actor.connect('leave-event', Lang.bind(this, this._onLeaveEvent)); this.actor.connect('button-press-event', Lang.bind(this, this._onButtonPress)); this.actor.connect('touch-event', Lang.bind(this, this._onTouchEvent)); this.actor.connect('clicked', Lang.bind(this, this._onClicked)); this.actor.connect('popup-menu', Lang.bind(this, this._onKeyboardPopupMenu)); this._menu = null; this._menuManager = new PopupMenu.PopupMenuManager(this); this._draggable = DND.makeDraggable(this.actor); this._draggable.connect('drag-begin', Lang.bind(this, function () { this._removeMenuTimeout(); Main.overview.beginItemDrag(this); })); this._draggable.connect('drag-cancelled', Lang.bind(this, function () { Main.overview.cancelledItemDrag(this); })); this._draggable.connect('drag-end', Lang.bind(this, function () { Main.overview.endItemDrag(this); })); this.actor.connect('destroy', Lang.bind(this, this._onDestroy)); this._menuTimeoutId = 0; this._stateChangedId = this.app.connect('notify::state', Lang.bind(this, this._onStateChanged)); this._onStateChanged(); }, _onDestroy: function() { if (this._stateChangedId > 0) this.app.disconnect(this._stateChangedId); this._stateChangedId = 0; this._removeMenuTimeout(); }, _createIcon: function(iconSize) { return this.app.create_icon_texture(iconSize); }, _removeMenuTimeout: function() { if (this._menuTimeoutId > 0) { Mainloop.source_remove(this._menuTimeoutId); this._menuTimeoutId = 0; } }, _onStateChanged: function() { if (this.app.state != Shell.AppState.STOPPED) this.actor.add_style_class_name('running'); else this.actor.remove_style_class_name('running'); }, _setPopupTimeout: function() { this._removeMenuTimeout(); this._menuTimeoutId = Mainloop.timeout_add(MENU_POPUP_TIMEOUT, Lang.bind(this, function() { this._menuTimeoutId = 0; this.popupMenu(); return GLib.SOURCE_REMOVE; })); GLib.Source.set_name_by_id(this._menuTimeoutId, '[gnome-shell] this.popupMenu'); }, _onLeaveEvent: function(actor, event) { this.actor.fake_release(); this._removeMenuTimeout(); }, _onButtonPress: function(actor, event) { let button = event.get_button(); if (button == 1) { this._setPopupTimeout(); } else if (button == 3) { this.popupMenu(); return Clutter.EVENT_STOP; } return Clutter.EVENT_PROPAGATE; }, _onTouchEvent: function (actor, event) { if (event.type() == Clutter.EventType.TOUCH_BEGIN) this._setPopupTimeout(); return Clutter.EVENT_PROPAGATE; }, _onClicked: function(actor, button) { this._removeMenuTimeout(); if (button == 0 || button == 1) { this._onActivate(Clutter.get_current_event()); } else if (button == 2) { this.app.open_new_window(-1); Main.overview.hide(); } }, _onKeyboardPopupMenu: function() { this.popupMenu(); this._menu.actor.navigate_focus(null, Gtk.DirectionType.TAB_FORWARD, false); }, getId: function() { return this.app.get_id(); }, popupMenu: function() { this._removeMenuTimeout(); this.actor.fake_release(); this._draggable.fakeRelease(); if (!this._menu) { this._menu = new AppIconMenu(this); this._menu.connect('activate-window', Lang.bind(this, function (menu, window) { this.activateWindow(window); })); this._menu.connect('open-state-changed', Lang.bind(this, function (menu, isPoppedUp) { if (!isPoppedUp) this._onMenuPoppedDown(); })); Main.overview.connect('hiding', Lang.bind(this, function () { this._menu.close(); })); this._menuManager.addMenu(this._menu); } this.emit('menu-state-changed', true); this.actor.set_hover(true); this._menu.popup(); this._menuManager.ignoreRelease(); this.emit('sync-tooltip'); return false; }, activateWindow: function(metaWindow) { if (metaWindow) { Main.activateWindow(metaWindow); } else { Main.overview.hide(); } }, _onMenuPoppedDown: function() { this.actor.sync_hover(); this.emit('menu-state-changed', false); }, _onActivate: function (event) { let modifiers = event.get_state(); if (modifiers & Clutter.ModifierType.CONTROL_MASK && this.app.state == Shell.AppState.RUNNING) { this.app.open_new_window(-1); } else { this.app.activate(); } Main.overview.hide(); }, shellWorkspaceLaunch : function(params) { params = Params.parse(params, { workspace: -1, timestamp: 0 }); this.app.open_new_window(params.workspace); }, getDragActor: function() { return this.app.create_icon_texture(Main.overview.dashIconSize); }, // Returns the original actor that should align with the actor // we show as the item is being dragged. getDragActorSource: function() { return this.icon.icon; }, shouldShowTooltip: function() { return this.actor.hover && (!this._menu || !this._menu.isOpen); }, }); Signals.addSignalMethods(AppIcon.prototype); const AppIconMenu = new Lang.Class({ Name: 'AppIconMenu', Extends: PopupMenu.PopupMenu, _init: function(source) { let side = St.Side.LEFT; if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL) side = St.Side.RIGHT; this.parent(source.actor, 0.5, side); // We want to keep the item hovered while the menu is up this.blockSourceEvents = true; this._source = source; this.actor.add_style_class_name('app-well-menu'); // Chain our visibility and lifecycle to that of the source source.actor.connect('notify::mapped', Lang.bind(this, function () { if (!source.actor.mapped) this.close(); })); source.actor.connect('destroy', Lang.bind(this, function () { this.actor.destroy(); })); Main.uiGroup.add_actor(this.actor); }, _redisplay: function() { this.removeAll(); let windows = this._source.app.get_windows().filter(function(w) { return !w.skip_taskbar; }); // Display the app windows menu items and the separator between windows // of the current desktop and other windows. let activeWorkspace = global.screen.get_active_workspace(); let separatorShown = windows.length > 0 && windows[0].get_workspace() != activeWorkspace; for (let i = 0; i < windows.length; i++) { let window = windows[i]; if (!separatorShown && window.get_workspace() != activeWorkspace) { this._appendSeparator(); separatorShown = true; } let item = this._appendMenuItem(window.title); item.connect('activate', Lang.bind(this, function() { this.emit('activate-window', window); })); } if (!this._source.app.is_window_backed()) { this._appendSeparator(); if (this._source.app.can_open_new_window()) { this._newWindowMenuItem = this._appendMenuItem(_("New Window")); this._newWindowMenuItem.connect('activate', Lang.bind(this, function() { this._source.app.open_new_window(-1); this.emit('activate-window', null); })); this._appendSeparator(); } let appInfo = this._source.app.get_app_info(); let actions = appInfo.list_actions(); for (let i = 0; i < actions.length; i++) { let action = actions[i]; let item = this._appendMenuItem(appInfo.get_action_name(action)); item.connect('activate', Lang.bind(this, function(emitter, event) { this._source.app.launch_action(action, event.get_time(), -1); this.emit('activate-window', null); })); } this._appendSeparator(); let isFavorite = AppFavorites.getAppFavorites().isFavorite(this._source.app.get_id()); if (isFavorite) { let item = this._appendMenuItem(_("Remove from Favorites")); item.connect('activate', Lang.bind(this, function() { let favs = AppFavorites.getAppFavorites(); favs.removeFavorite(this._source.app.get_id()); })); } else { let item = this._appendMenuItem(_("Add to Favorites")); item.connect('activate', Lang.bind(this, function() { let favs = AppFavorites.getAppFavorites(); favs.addFavorite(this._source.app.get_id()); })); } if (Shell.AppSystem.get_default().lookup_app('org.gnome.Software.desktop')) { this._appendSeparator(); let item = this._appendMenuItem(_("Show Details")); item.connect('activate', Lang.bind(this, function() { let id = this._source.app.get_id(); let args = GLib.Variant.new('(ss)', [id, '']); Gio.DBus.get(Gio.BusType.SESSION, null, function(o, res) { let bus = Gio.DBus.get_finish(res); bus.call('org.gnome.Software', '/org/gnome/Software', 'org.gtk.Actions', 'Activate', GLib.Variant.new('(sava{sv})', ['details', [args], null]), null, 0, -1, null, null); Main.overview.hide(); }); })); } } }, _appendSeparator: function () { let separator = new PopupMenu.PopupSeparatorMenuItem(); this.addMenuItem(separator); }, _appendMenuItem: function(labelText) { // FIXME: app-well-menu-item style let item = new PopupMenu.PopupMenuItem(labelText); this.addMenuItem(item); return item; }, popup: function(activatingButton) { this._redisplay(); this.open(); } }); Signals.addSignalMethods(AppIconMenu.prototype);