gnome-shell/js/ui/appDisplay.js

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/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const Big = imports.gi.Big;
const Clutter = imports.gi.Clutter;
const Pango = imports.gi.Pango;
const GLib = imports.gi.GLib;
const Gio = imports.gi.Gio;
const Gtk = imports.gi.Gtk;
const Tidy = imports.gi.Tidy;
const Shell = imports.gi.Shell;
const Lang = imports.lang;
const Signals = imports.signals;
const Mainloop = imports.mainloop;
const DND = imports.ui.dnd;
const GenericDisplay = imports.ui.genericDisplay;
const Main = imports.ui.main;
const Workspaces = imports.ui.workspaces;
const ENTERED_MENU_COLOR = new Clutter.Color();
ENTERED_MENU_COLOR.from_pixel(0x00ff0022);
const GLOW_COLOR = new Clutter.Color();
GLOW_COLOR.from_pixel(0x4f6ba4ff);
const GLOW_PADDING = 5;
const APP_ICON_SIZE = 48;
const WELL_DEFAULT_COLUMNS = 4;
const WELL_ITEM_HSPACING = 0;
const WELL_ITEM_VSPACING = 4;
const MENU_ICON_SIZE = 24;
const MENU_SPACING = 15;
const MAX_ITEMS = 30;
/* This class represents a single display item containing information about an application.
*
* appInfo - AppInfo object containing information about the application
*/
function AppDisplayItem(appInfo) {
this._init(appInfo);
}
AppDisplayItem.prototype = {
__proto__: GenericDisplay.GenericDisplayItem.prototype,
_init : function(appInfo) {
GenericDisplay.GenericDisplayItem.prototype._init.call(this);
this._appInfo = appInfo;
this._setItemInfo(appInfo.get_name(), appInfo.get_description());
},
getId: function() {
return this._appInfo.get_id();
},
//// Public method overrides ////
// Opens an application represented by this display item.
launch : function() {
this._appInfo.launch();
},
//// Protected method overrides ////
// Returns an icon for the item.
_createIcon : function() {
return this._appInfo.create_icon_texture(GenericDisplay.ITEM_DISPLAY_ICON_SIZE);
},
// Returns a preview icon for the item.
_createPreviewIcon : function() {
return this._appInfo.create_icon_texture(GenericDisplay.PREVIEW_ICON_SIZE);
}
};
const MENU_UNSELECTED = 0;
const MENU_SELECTED = 1;
const MENU_ENTERED = 2;
function MenuItem(name, id, iconName) {
this._init(name, id, iconName);
}
/**
* MenuItem:
* Shows the list of menus in the sidebar.
*/
MenuItem.prototype = {
_init: function(name, id, iconName) {
this.id = id;
this.actor = new Big.Box({ orientation: Big.BoxOrientation.HORIZONTAL,
spacing: 4,
corner_radius: 4,
padding_right: 4,
reactive: true });
this.actor.connect('button-press-event', Lang.bind(this, function (a, e) {
this.setState(MENU_SELECTED);
}));
let iconTheme = Gtk.IconTheme.get_default();
let pixbuf = null;
this._icon = new Clutter.Texture({ width: MENU_ICON_SIZE,
height: MENU_ICON_SIZE });
// Wine manages not to have an icon
try {
pixbuf = iconTheme.load_icon(iconName, MENU_ICON_SIZE, 0 /* flags */);
} catch (e) {
pixbuf = iconTheme.load_icon('gtk-file', MENU_ICON_SIZE, 0);
}
if (pixbuf != null)
Shell.clutter_texture_set_from_pixbuf(this._icon, pixbuf);
this.actor.append(this._icon, Big.BoxPackFlags.NONE);
this._text = new Clutter.Text({ color: GenericDisplay.ITEM_DISPLAY_NAME_COLOR,
font_name: "Sans 14px",
text: name });
// We use individual boxes for the label and the arrow to ensure that they
// are aligned vertically. Just setting y_align: Big.BoxAlignment.CENTER
// on this.actor does not seem to achieve that.
let labelBox = new Big.Box({ y_align: Big.BoxAlignment.CENTER });
labelBox.append(this._text, Big.BoxPackFlags.NONE);
this.actor.append(labelBox, Big.BoxPackFlags.EXPAND);
let arrowBox = new Big.Box({ y_align: Big.BoxAlignment.CENTER });
this._arrow = new Shell.Arrow({ surface_width: MENU_ICON_SIZE / 2,
surface_height: MENU_ICON_SIZE / 2,
direction: Gtk.ArrowType.RIGHT,
opacity: 0 });
arrowBox.append(this._arrow, Big.BoxPackFlags.NONE);
this.actor.append(arrowBox, Big.BoxPackFlags.NONE);
},
getState: function() {
return this._state;
},
setState: function (state) {
if (state == this._state)
return;
this._state = state;
if (this._state == MENU_UNSELECTED) {
this.actor.background_color = null;
this._arrow.set_opacity(0);
} else if (this._state == MENU_ENTERED) {
this.actor.background_color = ENTERED_MENU_COLOR;
this._arrow.set_opacity(0xFF/2);
} else {
this.actor.background_color = GenericDisplay.ITEM_DISPLAY_SELECTED_BACKGROUND_COLOR;
this._arrow.set_opacity(0xFF);
}
this.emit('state-changed')
}
}
Signals.addSignalMethods(MenuItem.prototype);
/* This class represents a display containing a collection of application items.
* The applications are sorted based on their popularity by default, and based on
* their name if some search filter is applied.
*/
function AppDisplay() {
this._init();
}
AppDisplay.prototype = {
__proto__: GenericDisplay.GenericDisplay.prototype,
_init : function() {
GenericDisplay.GenericDisplay.prototype._init.call(this);
this._menus = [];
this._menuDisplays = [];
// map<itemId, array of category names>
this._appCategories = {};
this._appMonitor = Shell.AppMonitor.get_default();
this._appSystem = Shell.AppSystem.get_default();
this._appsStale = true;
this._appSystem.connect('installed-changed', Lang.bind(this, function(appSys) {
this._appsStale = true;
this._redisplay(false);
this._redisplayMenus();
}));
this._appSystem.connect('favorites-changed', Lang.bind(this, function(appSys) {
this._redisplay(false);
}));
this._appMonitor.connect('app-added', Lang.bind(this, function(monitor) {
this._redisplay(false);
}));
this._appMonitor.connect('app-removed', Lang.bind(this, function(monitor) {
this._redisplay(false);
}));
// Load the apps now so it doesn't slow down the first
// transition into the Overview
this._refreshCache();
this._focusInMenus = true;
this._activeMenuIndex = -1;
this._activeMenu = null;
this._activeMenuApps = null;
this._menuDisplay = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
spacing: MENU_SPACING
});
this._redisplayMenus();
this.connect('expanded', Lang.bind(this, function (self) {
this._filterReset();
}));
this._filterReset();
},
moveRight: function() {
if (this._expanded && this._focusInMenu) {
this._focusInMenu = false;
this._activeMenu.setState(MENU_ENTERED);
this.selectFirstItem();
}
},
moveLeft: function() {
if (this._expanded && !this._focusInMenu) {
this._activeMenu.setState(MENU_SELECTED);
this.unsetSelected();
this._focusInMenu = true;
}
},
// Override genericDisplay.js
getNavigationArea: function() {
return this._menuDisplay;
},
selectUp: function() {
if (!(this._expanded && this._focusInMenu))
return GenericDisplay.GenericDisplay.prototype.selectUp.call(this);
this._selectMenuIndex(this._activeMenuIndex - 1);
return true;
},
selectDown: function() {
if (!(this._expanded && this._focusInMenu))
return GenericDisplay.GenericDisplay.prototype.selectDown.call(this);
this._selectMenuIndex(this._activeMenuIndex+1);
return true;
},
// Protected overrides
_filterActive: function() {
// We always have a filter now since a menu must be selected
return true;
},
_filterReset: function() {
GenericDisplay.GenericDisplay.prototype._filterReset.call(this);
this._selectMenuIndex(0);
},
//// Private ////
_emitStateChange: function() {
this.emit('state-changed');
},
_selectMenuIndex: function(index) {
if (index < 0 || index >= this._menus.length)
return;
this._menuDisplays[index].setState(MENU_SELECTED);
},
_getMostUsed: function() {
let context = "";
return this._appMonitor.get_most_used_apps(context, 30).map(Lang.bind(this, function (id) {
return this._appSystem.lookup_cached_app(id);
})).filter(function (e) { return e != null });
},
_addMenuItem: function(name, id, icon, index) {
let display = new MenuItem(name, id, icon);
this._menuDisplays.push(display);
display.connect('state-changed', Lang.bind(this, function (display) {
let activated = display.getState() != MENU_UNSELECTED;
if (!activated && display == this._activeMenu) {
this._activeMenuIndex = -1;
this._activeMenu = null;
} else if (activated) {
if (display != this._activeMenu && this._activeMenu != null)
this._activeMenu.setState(MENU_UNSELECTED);
this._activeMenuIndex = index;
this._activeMenu = display;
if (id == null) {
this._activeMenuApps = this._getMostUsed();
} else {
this._activeMenuApps = this._appSystem.get_applications_for_menu(id);
}
}
this._redisplay(true);
}));
this._menuDisplay.append(display.actor, 0);
},
_redisplayMenus: function() {
this._menuDisplay.remove_all();
this._addMenuItem('Frequent', null, 'gtk-select-all');
for (let i = 0; i < this._menus.length; i++) {
let menu = this._menus[i];
this._addMenuItem(menu.name, menu.id, menu.icon, i+1);
}
},
_addApp: function(appInfo) {
let appId = appInfo.get_id();
this._allItems[appId] = appInfo;
},
//// Protected method overrides ////
// Gets information about all applications by calling Gio.app_info_get_all().
_refreshCache : function() {
let me = this;
if (!this._appsStale)
return;
this._allItems = {};
this._appCategories = {};
this._menus = this._appSystem.get_menus();
// Loop over the toplevel menu items, load the set of desktop file ids
// associated with each one
for (let i = 0; i < this._menus.length; i++) {
let menu = this._menus[i];
let menuApps = this._appSystem.get_applications_for_menu(menu.id);
for (let j = 0; j < menuApps.length; j++) {
let app = menuApps[j];
this._addApp(app);
}
}
// Now grab the desktop file ids for settings/preferences.
// These show up in search, but not with the rest of apps.
let settings = this._appSystem.get_all_settings();
for (let i = 0; i < settings.length; i++) {
let app = settings[i];
this._addApp(app);
}
this._appsStale = false;
},
// Stub this out; the app display always has a category selected
_setDefaultList : function() {
this._matchedItems = [];
},
// Compares items associated with the item ids based on the alphabetical order
// of the item names.
// Returns an integer value indicating the result of the comparison.
_compareItems : function(itemIdA, itemIdB) {
let appA = this._allItems[itemIdA];
let appB = this._allItems[itemIdB];
return appA.get_name().localeCompare(appB.get_name());
},
// Checks if the item info can be a match for the search string by checking
// the name, description, execution command, and categories for the application.
// Item info is expected to be Shell.AppInfo.
// Returns a boolean flag indicating if itemInfo is a match.
_isInfoMatching : function(itemInfo, search) {
// Don't show nodisplay items here
if (itemInfo.get_is_nodisplay())
return false;
// Search takes precedence; not typically useful to search within a
// menu
if (this._activeMenu == null || search != "")
return this._isInfoMatchingSearch(itemInfo, search);
else
return this._isInfoMatchingMenu(itemInfo, search);
},
_isInfoMatchingMenu : function(itemInfo, search) {
let id = itemInfo.get_id();
for (let i = 0; i < this._activeMenuApps.length; i++) {
let activeApp = this._activeMenuApps[i];
if (activeApp.get_id() == id)
return true;
}
return false;
},
_isInfoMatchingSearch: function(itemInfo, search) {
if (search == null || search == '')
return true;
let fold = function(s) {
if (!s)
return s;
return GLib.utf8_casefold(GLib.utf8_normalize(s, -1,
GLib.NormalizeMode.ALL), -1);
};
let name = fold(itemInfo.get_name());
if (name.indexOf(search) >= 0)
return true;
let description = fold(itemInfo.get_description());
if (description) {
if (description.indexOf(search) >= 0)
return true;
}
let exec = fold(itemInfo.get_executable());
if (exec == null) {
log("Missing an executable for " + itemInfo.name);
} else {
if (exec.indexOf(search) >= 0)
return true;
}
let categories = itemInfo.get_categories();
for (let i = 0; i < categories.length; i++) {
let category = fold(categories[i]);
if (category.indexOf(search) >= 0)
return true;
}
return false;
},
// Creates an AppDisplayItem based on itemInfo, which is expected be an Shell.AppInfo object.
_createDisplayItem: function(itemInfo) {
return new AppDisplayItem(itemInfo);
}
};
Signals.addSignalMethods(AppDisplay.prototype);
function WellDisplayItem(appInfo, isFavorite) {
this._init(appInfo, isFavorite);
}
WellDisplayItem.prototype = {
_init : function(appInfo, isFavorite) {
this.appInfo = appInfo;
this.isFavorite = isFavorite;
this.actor = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
corner_radius: 2,
border: 0,
padding: 1,
border_color: GenericDisplay.ITEM_DISPLAY_SELECTED_BACKGROUND_COLOR,
reactive: true });
this.actor._delegate = this;
this.actor.connect('button-release-event', Lang.bind(this, function (b, e) {
this._handleActivate();
}));
let draggable = DND.makeDraggable(this.actor);
let iconBox = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
x_align: Big.BoxAlignment.CENTER });
this._icon = appInfo.create_icon_texture(APP_ICON_SIZE);
iconBox.append(this._icon, Big.BoxPackFlags.NONE);
this.actor.append(iconBox, Big.BoxPackFlags.NONE);
this._windows = Shell.AppMonitor.get_default().get_windows_for_app(appInfo.get_id());
let nameBox = new Big.Box({ orientation: Big.BoxOrientation.HORIZONTAL,
x_align: Big.BoxAlignment.CENTER });
this._nameBox = nameBox;
this._name = new Clutter.Text({ color: GenericDisplay.ITEM_DISPLAY_NAME_COLOR,
font_name: "Sans 12px",
line_alignment: Pango.Alignment.CENTER,
ellipsize: Pango.EllipsizeMode.END,
text: appInfo.get_name() });
nameBox.append(this._name, Big.BoxPackFlags.NONE);
if (this._windows.length > 0) {
let glow = new Shell.DrawingArea({});
glow.connect('redraw', Lang.bind(this, function (e, tex) {
Shell.draw_app_highlight(tex,
this._windows.length > 1,
GLOW_COLOR.red / 255,
GLOW_COLOR.green / 255,
GLOW_COLOR.blue / 255,
GLOW_COLOR.alpha / 255);
}));
this._name.connect('notify::allocation', Lang.bind(this, function () {
let x = this._name.x;
let y = this._name.y;
let width = this._name.width;
let height = this._name.height;
// If we're smaller than the allocated box width, pad out the glow a bit
// to make it more visible
if ((width + GLOW_PADDING * 2) < this._nameBox.width) {
width += GLOW_PADDING * 2;
x -= GLOW_PADDING;
}
glow.set_size(width, height);
glow.set_position(x, y);
}));
nameBox.add_actor(glow);
glow.lower(this._name);
}
this.actor.append(nameBox, Big.BoxPackFlags.NONE);
},
_handleActivate: function () {
if (this._windows.length == 0)
this.launch();
else {
/* Pick the first window and activate it;
* In the future, we want to have a menu dropdown here. */
let first = this._windows[0];
Main.overview.activateWindow(first, Clutter.get_current_event_time());
}
this.emit('activated');
},
// Opens an application represented by this display item.
launch : function() {
this.appInfo.launch();
},
// Draggable interface - FIXME deduplicate with GenericDisplay
getDragActor: function(stageX, stageY) {
this.dragActor = this.appInfo.create_icon_texture(APP_ICON_SIZE);
// If the user dragged from the icon itself, then position
// the dragActor over the original icon. Otherwise center it
// around the pointer
let [iconX, iconY] = this._icon.get_transformed_position();
let [iconWidth, iconHeight] = this._icon.get_transformed_size();
if (stageX > iconX && stageX <= iconX + iconWidth &&
stageY > iconY && stageY <= iconY + iconHeight)
this.dragActor.set_position(iconX, iconY);
else
this.dragActor.set_position(stageX - this.dragActor.width / 2, stageY - this.dragActor.height / 2);
return this.dragActor;
},
// Returns the original icon that is being used as a source for the cloned texture
// that represents the item as it is being dragged.
getDragActorSource: function() {
return this._icon;
},
setWidth: function(width) {
this._nameBox.width = width + GLOW_PADDING * 2;
}
};
Signals.addSignalMethods(WellDisplayItem.prototype);
function WellGrid() {
this._init();
}
WellGrid.prototype = {
_init: function() {
this.actor = new Shell.GenericContainer();
this._separator = new Big.Box({ height: 1 });
this.actor.add_actor(this._separator);
this._separatorIndex = 0;
this._cachedSeparatorY = 0;
this.actor.connect('get-preferred-width', Lang.bind(this, this._getPreferredWidth));
this.actor.connect('get-preferred-height', Lang.bind(this, this._getPreferredHeight));
this.actor.connect('allocate', Lang.bind(this, this._allocate));
},
_getPreferredWidth: function (grid, forHeight, alloc) {
let [itemMin, itemNatural] = this._getItemPreferredWidth();
let children = this._getItemChildren();
let nColumns;
if (children.length < WELL_DEFAULT_COLUMNS)
nColumns = children.length;
else
nColumns = WELL_DEFAULT_COLUMNS;
let spacing = Math.max(nColumns - 1, 0) * WELL_ITEM_HSPACING;
alloc.min_size = itemMin * nColumns + spacing;
alloc.natural_size = itemNatural * nColumns + spacing;
},
_getPreferredHeight: function (grid, forWidth, alloc) {
let [rows, columns, itemWidth, itemHeight] = this._computeLayout(forWidth);
let totalVerticalSpacing = Math.max(rows - 1, 0) * WELL_ITEM_VSPACING;
let [separatorMin, separatorNatural] = this._separator.get_preferred_height(forWidth);
alloc.min_size = alloc.natural_size = rows * itemHeight + totalVerticalSpacing + separatorNatural;
},
_allocate: function (grid, box, flags) {
let children = this._getItemChildren();
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
let [rows, columns, itemWidth, itemHeight] = this._computeLayout(availWidth);
let [separatorMin, separatorNatural] = this._separator.get_preferred_height(-1);
let x = box.x1;
let y = box.y1;
let columnIndex = 0;
for (let i = 0; i < children.length; i++) {
let [childMinWidth, childMinHeight,
childNaturalWidth, childNaturalHeight] = children[i].get_preferred_size();
/* Center the item in its allocation */
let width = Math.min(itemWidth, childNaturalWidth);
let height = Math.min(itemHeight, childNaturalHeight);
let horizSpacing = (itemWidth - width) / 2;
let vertSpacing = (itemHeight - height) / 2;
let childBox = new Clutter.ActorBox();
childBox.x1 = Math.floor(x + horizSpacing);
childBox.y1 = Math.floor(y + vertSpacing);
childBox.x2 = childBox.x1 + width;
childBox.y2 = childBox.y1 + height;
children[i].allocate(childBox, flags);
let atSeparator = (i == this._separatorIndex - 1);
columnIndex++;
if (columnIndex == columns || atSeparator) {
columnIndex = 0;
}
if (columnIndex == 0) {
y += itemHeight + WELL_ITEM_VSPACING;
x = box.x1;
} else {
x += itemWidth + WELL_ITEM_HSPACING;
}
if (atSeparator) {
y += separatorNatural + WELL_ITEM_VSPACING;
}
}
let separatorRowIndex = Math.ceil(this._separatorIndex / columns);
/* Allocate the separator */
let childBox = new Clutter.ActorBox();
childBox.x1 = box.x1;
childBox.y1 = (itemHeight + WELL_ITEM_VSPACING) * separatorRowIndex;
this._cachedSeparatorY = childBox.y1;
childBox.x2 = box.x2;
childBox.y2 = childBox.y1+separatorNatural;
this._separator.allocate(childBox, flags);
},
setSeparatorIndex: function (index) {
this._separatorIndex = index;
this.actor.queue_relayout();
},
removeAll: function () {
let itemChildren = this._getItemChildren();
for (let i = 0; i < itemChildren.length; i++) {
itemChildren[i].destroy();
}
this._separatorIndex = 0;
},
isBeforeSeparator: function(x, y) {
return y < this._cachedSeparatorY;
},
_getItemChildren: function () {
let children = this.actor.get_children();
children.shift();
return children;
},
_computeLayout: function (forWidth) {
let [itemMinWidth, itemNaturalWidth] = this._getItemPreferredWidth();
let columnsNatural;
let i;
let children = this._getItemChildren();
if (children.length == 0)
return [0, WELL_DEFAULT_COLUMNS, 0, 0];
let nColumns;
if (children.length < WELL_DEFAULT_COLUMNS)
nColumns = children.length;
else
nColumns = WELL_DEFAULT_COLUMNS;
if (forWidth >= 0 && forWidth < minWidth) {
log("WellGrid: trying to allocate for width " + forWidth + " but min is " + minWidth);
/* FIXME - we should fall back to fewer than WELL_DEFAULT_COLUMNS here */
}
let horizSpacingTotal = Math.max(nColumns - 1, 0) * WELL_ITEM_HSPACING;
let minWidth = itemMinWidth * nColumns + horizSpacingTotal;
let lastColumnIndex = nColumns - 1;
let separatorColumns = lastColumnIndex - ((lastColumnIndex + this._separatorIndex) % nColumns);
let rows = Math.ceil((children.length + separatorColumns) / nColumns);
let itemWidth;
if (forWidth < 0) {
itemWidth = itemNaturalWidth;
} else {
itemWidth = Math.max(forWidth - horizSpacingTotal, 0) / nColumns;
}
let itemNaturalHeight = 0;
for (let i = 0; i < children.length; i++) {
let [childMin, childNatural] = children[i].get_preferred_height(itemWidth);
if (childNatural > itemNaturalHeight)
itemNaturalHeight = childNatural;
}
return [rows, WELL_DEFAULT_COLUMNS, itemWidth, itemNaturalHeight];
},
_getItemPreferredWidth: function () {
let children = this._getItemChildren();
let minWidth = 0;
let naturalWidth = 0;
for (let i = 0; i < children.length; i++) {
let [childMin, childNatural] = children[i].get_preferred_width(-1);
if (childMin > minWidth)
minWidth = childMin;
if (childNatural > naturalWidth)
naturalWidth = childNatural;
}
return [minWidth, naturalWidth];
}
}
function AppWell() {
this._init();
}
AppWell.prototype = {
_init : function() {
this._menus = [];
this._menuDisplays = [];
this.actor = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
x_align: Big.BoxAlignment.CENTER });
this.actor._delegate = this;
this._grid = new WellGrid();
this.actor.append(this._grid.actor, Big.BoxPackFlags.EXPAND);
this._appSystem = Shell.AppSystem.get_default();
this._appMonitor = Shell.AppMonitor.get_default();
this._appSystem.connect('installed-changed', Lang.bind(this, function(appSys) {
this._redisplay();
}));
this._appSystem.connect('favorites-changed', Lang.bind(this, function(appSys) {
this._redisplay();
}));
this._appMonitor.connect('window-added', Lang.bind(this, function(monitor) {
this._redisplay();
}));
this._appMonitor.connect('window-removed', Lang.bind(this, function(monitor) {
this._redisplay();
}));
this._redisplay();
},
_lookupApps: function(appIds) {
let result = [];
for (let i = 0; i < appIds.length; i++) {
let id = appIds[i];
let app = this._appSystem.lookup_cached_app(id);
if (!app)
continue;
result.push(app);
}
return result;
},
_arrayValues: function(array) {
return array.reduce(function (values, id, index) {
values[id] = index; return values; }, {});
},
_redisplay: function () {
this._grid.removeAll();
let favoriteIds = this._appSystem.get_favorites();
let favoriteIdsHash = this._arrayValues(favoriteIds);
/* hardcode here pending some design about how exactly desktop contexts behave */
let contextId = "";
let runningIds = this._appMonitor.get_running_app_ids(contextId).filter(function (e) {
return !(e in favoriteIdsHash);
});
let favorites = this._lookupApps(favoriteIds);
let running = this._lookupApps(runningIds);
let displays = []
this._addApps(favorites, true);
this._grid.setSeparatorIndex(favorites.length);
this._addApps(running, false);
this._displays = displays;
},
_addApps: function(apps) {
for (let i = 0; i < apps.length; i++) {
let app = apps[i];
let display = new WellDisplayItem(app, this.isFavorite);
display.connect('activated', Lang.bind(this, function (display) {
Main.overview.hide();
}));
this._grid.actor.add_actor(display.actor);
}
},
// Draggable target interface
acceptDrop : function(source, actor, x, y, time) {
let global = Shell.Global.get();
let id = null;
if (source instanceof WellDisplayItem) {
id = source.appInfo.get_id();
} else if (source instanceof AppDisplayItem) {
id = source.getId();
} else if (source instanceof Workspaces.WindowClone) {
let appMonitor = Shell.AppMonitor.get_default();
let app = appMonitor.get_window_app(source.metaWindow);
id = app.get_id();
}
if (id == null) {
return false;
}
let appSystem = Shell.AppSystem.get_default();
let favoriteIds = this._appSystem.get_favorites();
let favoriteIdsObject = this._arrayValues(favoriteIds);
let dropIsFavorite = this._grid.isBeforeSeparator(x - this._grid.actor.x,
y - this._grid.actor.y);
let srcIsFavorite = (id in favoriteIdsObject);
if (srcIsFavorite && (!dropIsFavorite)) {
Mainloop.idle_add(function () {
appSystem.remove_favorite(id);
return false;
});
} else if ((!srcIsFavorite) && dropIsFavorite) {
Mainloop.idle_add(function () {
appSystem.add_favorite(id);
return false;
});
} else {
return false;
}
return true;
}
};
Signals.addSignalMethods(AppWell.prototype);