gnome-shell/js/ui/appDisplay.js
Florian Müllner 9db73767d9 appDisplay: Remove unnecessary StBin from hierarchy
The bin is used to top-align views that don't fill the entire height,
but the same can be achieved by setting appropriate expand properties.
2013-02-22 00:07:54 +01:00

962 lines
32 KiB
JavaScript

// -*- 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 GMenu = imports.gi.GMenu;
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 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 SCROLL_TIME = 0.1;
const MAX_COLUMNS = 6;
const INACTIVE_GRID_OPACITY = 77;
const FOLDER_SUBICON_FRACTION = .4;
// Recursively load a GMenuTreeDirectory; we could put this in ShellAppSystem too
function _loadCategory(dir, view) {
let iter = dir.iter();
let appSystem = Shell.AppSystem.get_default();
let nextType;
while ((nextType = iter.next()) != GMenu.TreeItemType.INVALID) {
if (nextType == GMenu.TreeItemType.ENTRY) {
let entry = iter.get_entry();
let app = appSystem.lookup_app_by_tree_entry(entry);
if (!entry.get_app_info().get_nodisplay())
view.addApp(app);
} else if (nextType == GMenu.TreeItemType.DIRECTORY) {
let itemDir = iter.get_directory();
if (!itemDir.get_is_nodisplay())
_loadCategory(itemDir, view);
}
}
};
const AlphabeticalView = new Lang.Class({
Name: 'AlphabeticalView',
Abstract: true,
_init: function() {
this._grid = new IconGrid.IconGrid({ xAlign: St.Align.MIDDLE,
columnLimit: MAX_COLUMNS });
// Standard hack for ClutterBinLayout
this._grid.actor.x_expand = true;
this._items = {};
this._allItems = [];
},
removeAll: function() {
this._grid.removeAll();
this._items = {};
this._allItems = [];
},
_getItemId: function(item) {
throw new Error('Not implemented');
},
_createItemIcon: function(item) {
throw new Error('Not implemented');
},
_compareItems: function(a, b) {
throw new Error('Not implemented');
},
_addItem: function(item) {
let id = this._getItemId(item);
if (this._items[id] !== undefined)
return null;
let itemIcon = this._createItemIcon(item);
this._allItems.push(item);
this._items[id] = itemIcon;
return itemIcon;
},
loadGrid: function() {
this._allItems.sort(this._compareItems);
for (let i = 0; i < this._allItems.length; i++) {
let id = this._getItemId(this._allItems[i]);
if (!id)
continue;
this._grid.addItem(this._items[id].actor);
}
}
});
const FolderView = new Lang.Class({
Name: 'FolderView',
Extends: AlphabeticalView,
_init: function() {
this.parent();
this.actor = this._grid.actor;
},
_getItemId: function(item) {
return item.get_id();
},
_createItemIcon: function(item) {
return new AppIcon(item);
},
_compareItems: function(a, b) {
return a.compare_by_name(b);
},
addApp: function(app) {
this._addItem(app);
},
createFolderIcon: function(size) {
let icon = new St.Widget({ layout_manager: new Clutter.BinLayout(),
style_class: 'app-folder-icon',
width: size, height: size });
let subSize = Math.floor(FOLDER_SUBICON_FRACTION * size);
let aligns = [ Clutter.ActorAlign.START, Clutter.ActorAlign.END ];
for (let i = 0; i < Math.min(this._allItems.length, 4); i++) {
let texture = this._allItems[i].create_icon_texture(subSize);
let bin = new St.Bin({ child: texture,
x_expand: true, y_expand: true });
bin.set_x_align(aligns[i % 2]);
bin.set_y_align(aligns[Math.floor(i / 2)]);
icon.add_actor(bin);
}
return icon;
}
});
const AllView = new Lang.Class({
Name: 'AllView',
Extends: AlphabeticalView,
_init: function() {
this.parent();
let box = new St.BoxLayout({ vertical: true });
this._stack = new St.Widget({ layout_manager: new Clutter.BinLayout() });
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(this._stack, { y_align: St.Align.START, expand: true });
this.actor = new St.ScrollView({ x_fill: true,
y_fill: false,
y_align: St.Align.START,
x_expand: true,
y_expand: true,
style_class: 'vfade' });
this.actor.add_actor(box);
this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC);
let action = new Clutter.PanAction({ interpolate: true });
action.connect('pan', Lang.bind(this, this._onPan));
this.actor.add_action(action);
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);
},
_onPan: function(action) {
this._clickAction.release();
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;
},
_getItemId: function(item) {
if (item instanceof Shell.App)
return item.get_id();
else if (item instanceof GMenu.TreeDirectory)
return item.get_menu_id();
else
return null;
},
_createItemIcon: function(item) {
if (item instanceof Shell.App)
return new AppIcon(item);
else if (item instanceof GMenu.TreeDirectory)
return new FolderIcon(item, this);
else
return null;
},
_compareItems: function(itemA, itemB) {
// bit of a hack: rely on both ShellApp and GMenuTreeDirectory
// having a get_name() method
let nameA = GLib.utf8_collate_key(itemA.get_name(), -1);
let nameB = GLib.utf8_collate_key(itemB.get_name(), -1);
return (nameA > nameB) ? 1 : (nameA < nameB ? -1 : 0);
},
addApp: function(app) {
let appIcon = this._addItem(app);
if (appIcon)
appIcon.actor.connect('key-focus-in',
Lang.bind(this, this._ensureIconVisible));
},
addFolder: function(dir) {
let folderIcon = this._addItem(dir);
if (folderIcon)
folderIcon.actor.connect('key-focus-in',
Lang.bind(this, this._ensureIconVisible));
},
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._ensureIconVisible(popup.actor);
}));
},
_ensureIconVisible: function(icon) {
let adjustment = this.actor.vscroll.adjustment;
let [value, lower, upper, stepIncrement, pageIncrement, pageSize] = adjustment.get_values();
let offset = 0;
let vfade = this.actor.get_effect("fade");
if (vfade)
offset = vfade.vfade_offset;
// If this gets called as part of a right-click, the actor
// will be needs_allocation, and so "icon.y" would return 0
let box = icon.get_allocation_box();
if (box.y1 < value + offset)
value = Math.max(0, box.y1 - offset);
else if (box.y2 > value + pageSize - offset)
value = Math.min(upper, box.y2 + offset - pageSize);
else
return;
Tweener.addTween(adjustment,
{ value: value,
time: SCROLL_TIME,
transition: 'easeOutQuad' });
},
_updateIconOpacities: function(folderOpen) {
for (let id in this._items) {
if (folderOpen && !this._items[id].actor.checked)
this._items[id].actor.opacity = INACTIVE_GRID_OPACITY;
else
this._items[id].actor.opacity = 255;
}
}
});
const FrequentView = new Lang.Class({
Name: 'FrequentView',
_init: function() {
this._grid = new IconGrid.IconGrid({ xAlign: St.Align.MIDDLE,
columnLimit: MAX_COLUMNS });
let box = new St.BoxLayout({ vertical: true });
box.add(this._grid.actor);
// HACK: IconGrid currently lacks API to only display items that match
// the allocation, so rather than clipping away eventual overflow, we
// use an unscrollable ScrollView with hidden scrollbars to nicely
// fade out cut off items
this.actor = new St.ScrollView({ x_fill: true,
y_fill: false,
y_align: St.Align.START,
x_expand: true,
y_expand: true,
reactive: false,
style_class: 'frequent-apps vfade' });
this.actor.add_actor(box);
this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC);
this._usage = Shell.AppUsage.get_default();
},
removeAll: function() {
this._grid.removeAll();
},
loadApps: function() {
let mostUsed = this._usage.get_most_used ("");
for (let i = 0; i < mostUsed.length; i++) {
let appIcon = new AppIcon(mostUsed[i]);
this._grid.addItem(appIcon.actor, -1);
}
}
});
const Views = {
FREQUENT: 0,
ALL: 1
};
const AppDisplay = new Lang.Class({
Name: 'AppDisplay',
_init: function() {
this._appSystem = Shell.AppSystem.get_default();
this._appSystem.connect('installed-changed', Lang.bind(this, function() {
Main.queueDeferredWork(this._allAppsWorkId);
}));
Main.overview.connect('showing', Lang.bind(this, function() {
Main.queueDeferredWork(this._frequentAppsWorkId);
}));
global.settings.connect('changed::app-folder-categories', Lang.bind(this, function() {
Main.queueDeferredWork(this._allAppsWorkId);
}));
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',
vertical: true,
x_expand: true, y_expand: true });
this._viewStack = new St.Widget({ layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: true });
this.actor.add(this._viewStack, { expand: true });
let layout = new Clutter.BoxLayout({ homogeneous: true });
this._controls = new St.Widget({ style_class: 'app-view-controls',
layout_manager: layout });
this.actor.add(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);
}));
}
this._showView(Views.FREQUENT);
// We need a dummy actor to catch the keyboard focus if the
// user Ctrl-Alt-Tabs here before the deferred work creates
// our real contents
this._focusDummy = new St.Bin({ can_focus: true });
this._viewStack.add_actor(this._focusDummy);
this._allAppsWorkId = Main.initializeDeferredWork(this.actor, Lang.bind(this, this._redisplayAllApps));
this._frequentAppsWorkId = Main.initializeDeferredWork(this.actor, Lang.bind(this, this._redisplayFrequentApps));
},
_showView: function(activeIndex) {
for (let i = 0; i < this._views.length; i++) {
let actor = this._views[i].view.actor;
let params = { time: OverviewControls.SIDE_CONTROLS_ANIMATION_TIME,
opacity: (i == activeIndex) ? 255 : 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');
}
},
_redisplay: function() {
this._redisplayFrequentApps();
this._redisplayAllApps();
},
_redisplayFrequentApps: function() {
let view = this._views[Views.FREQUENT].view;
view.removeAll();
view.loadApps();
},
_redisplayAllApps: function() {
let view = this._views[Views.ALL].view;
view.removeAll();
let tree = this._appSystem.get_tree();
let root = tree.get_root_directory();
let iter = root.iter();
let nextType;
let folderCategories = global.settings.get_strv('app-folder-categories');
while ((nextType = iter.next()) != GMenu.TreeItemType.INVALID) {
if (nextType == GMenu.TreeItemType.DIRECTORY) {
let dir = iter.get_directory();
if (dir.get_is_nodisplay())
continue;
if (folderCategories.indexOf(dir.get_menu_id()) != -1)
view.addFolder(dir);
else
_loadCategory(dir, view);
}
}
view.loadGrid();
if (this._focusDummy) {
let focused = this._focusDummy.has_key_focus();
this._focusDummy.destroy();
this._focusDummy = null;
if (focused)
this.actor.navigate_focus(null, Gtk.DirectionType.TAB_FORWARD, false);
}
}
});
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 = apps[i];
metas.push({ 'id': app,
'name': app.get_name(),
'createIcon': function(size) {
return app.create_icon_texture(size);
}
});
}
callback(metas);
},
getInitialResultSet: function(terms) {
this.searchSystem.pushResults(this, this._appSys.initial_search(terms));
},
getSubsearchResultSet: function(previousResults, terms) {
this.searchSystem.pushResults(this, this._appSys.subsearch(previousResults, terms));
},
activateResult: function(app) {
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);
},
createResultActor: function (resultMeta, terms) {
let app = resultMeta['id'];
let icon = new AppIcon(app);
return icon.actor;
}
});
const FolderIcon = new Lang.Class({
Name: 'FolderIcon',
_init: function(dir, parentView) {
this._dir = dir;
this._parentView = parentView;
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;
let label = this._dir.get_name();
this.icon = new IconGrid.BaseIcon(label,
{ createIcon: Lang.bind(this, this._createIcon) });
this.actor.set_child(this.icon.actor);
this.actor.label_actor = this.icon.label;
this.view = new FolderView();
this.view.actor.reactive = false;
_loadCategory(dir, this.view);
this.view.loadGrid();
this.actor.connect('clicked', Lang.bind(this,
function() {
this._ensurePopup();
this._popup.toggle();
}));
this.actor.connect('notify::mapped', Lang.bind(this,
function() {
if (!this.actor.mapped && this._popup)
this._popup.popdown();
}));
},
_createIcon: function(size) {
return this.view.createFolderIcon(size);
},
_ensurePopup: function() {
if (this._popup)
return;
let spaceTop = this.actor.y;
let spaceBottom = this._parentView.actor.height - (this.actor.y + this.actor.height);
let side = spaceTop > spaceBottom ? St.Side.BOTTOM : St.Side.TOP;
this._popup = new AppFolderPopup(this, side);
this._parentView.addFolderPopup(this._popup);
let constraint = new Clutter.AlignConstraint({ source: this._parentView.actor,
align_axis: Clutter.AlignAxis.X_AXIS,
factor: 0.5 });
this._popup.actor.add_constraint(constraint);
// Position the popup above or below the source icon
if (side == St.Side.BOTTOM) {
this._popup.actor.show();
this._popup.actor.y = this.actor.y - this._popup.actor.height;
this._popup.actor.hide();
} else {
this._popup.actor.y = this.actor.y + this.actor.height;
}
this._popup.connect('open-state-changed', Lang.bind(this,
function(popup, isOpen) {
if (!isOpen)
this.actor.checked = false;
}));
},
});
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.actor = new St.Widget({ layout_manager: new Clutter.BinLayout(),
visible: false });
this._boxPointer = new BoxPointer.BoxPointer(this._arrowSide,
{ style_class: 'app-folder-popup-bin',
x_fill: true,
y_fill: 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);
let closeButton = Util.makeCloseButton();
closeButton.connect('clicked', Lang.bind(this, this.popdown));
this.actor.add_actor(closeButton);
this._boxPointer.actor.bind_property('opacity', closeButton, 'opacity',
GObject.BindingFlags.SYNC_CREATE);
source.actor.connect('destroy', Lang.bind(this,
function() {
this.actor.destroy();
}));
},
toggle: function() {
if (this._isOpen)
this.popdown();
else
this.popup();
},
popup: function() {
if (this._isOpen)
return;
this.actor.show();
this._boxPointer.setArrowActor(this._source.actor);
this._boxPointer.show(BoxPointer.PopupAnimation.FADE |
BoxPointer.PopupAnimation.SLIDE);
this._isOpen = true;
this.emit('open-state-changed', true);
},
popdown: function() {
if (!this._isOpen)
return;
this._boxPointer.hide(BoxPointer.PopupAnimation.FADE |
BoxPointer.PopupAnimation.SLIDE);
this._isOpen = false;
this.emit('open-state-changed', false);
}
});
Signals.addSignalMethods(AppFolderPopup.prototype);
const AppIcon = new Lang.Class({
Name: 'AppIcon',
_init : function(app, iconParams) {
this.app = app;
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);
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('button-press-event', Lang.bind(this, this._onButtonPress));
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');
},
_onButtonPress: function(actor, event) {
let button = event.get_button();
if (button == 1) {
this._removeMenuTimeout();
this._menuTimeoutId = Mainloop.timeout_add(MENU_POPUP_TIMEOUT,
Lang.bind(this, function() {
this.popupMenu();
}));
} else if (button == 3) {
this.popupMenu();
return true;
}
return false;
},
_onClicked: function(actor, button) {
this._removeMenuTimeout();
if (button == 1) {
this._onActivate(Clutter.get_current_event());
} else if (button == 2) {
// Last workspace is always empty
let launchWorkspace = global.screen.get_workspace_by_index(global.screen.n_workspaces - 1);
launchWorkspace.activate(global.get_current_time());
this.emit('launching');
this.app.open_new_window(-1);
Main.overview.hide();
}
return false;
},
_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();
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) {
this.emit('launching');
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;
}
});
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.connect('activate', Lang.bind(this, this._onActivate));
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();
// 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++) {
if (!separatorShown && windows[i].get_workspace() != activeWorkspace) {
this._appendSeparator();
separatorShown = true;
}
let item = this._appendMenuItem(windows[i].title);
item._window = windows[i];
}
if (!this._source.app.is_window_backed()) {
if (windows.length > 0)
this._appendSeparator();
let isFavorite = AppFavorites.getAppFavorites().isFavorite(this._source.app.get_id());
this._newWindowMenuItem = this._appendMenuItem(_("New Window"));
this._appendSeparator();
this._toggleFavoriteMenuItem = this._appendMenuItem(isFavorite ? _("Remove from Favorites")
: _("Add to Favorites"));
}
},
_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();
},
_onActivate: function (actor, child) {
if (child._window) {
let metaWindow = child._window;
this.emit('activate-window', metaWindow);
} else if (child == this._newWindowMenuItem) {
this._source.app.open_new_window(-1);
this.emit('activate-window', null);
} else if (child == this._toggleFavoriteMenuItem) {
let favs = AppFavorites.getAppFavorites();
let isFavorite = favs.isFavorite(this._source.app.get_id());
if (isFavorite)
favs.removeFavorite(this._source.app.get_id());
else
favs.addFavorite(this._source.app.get_id());
}
this.close();
}
});
Signals.addSignalMethods(AppIconMenu.prototype);