gnome-shell/js/ui/appFavorites.js

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/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const Shell = imports.gi.Shell;
const Lang = imports.lang;
const Signals = imports.signals;
const Gettext = imports.gettext.domain('gnome-shell');
const _ = Gettext.gettext;
const Main = imports.ui.main;
function AppFavorites() {
this._init();
}
AppFavorites.prototype = {
FAVORITE_APPS_KEY: 'favorite-apps',
_init: function() {
this._favorites = {};
global.settings.connect('changed::' + this.FAVORITE_APPS_KEY, Lang.bind(this, this._onFavsChanged));
this._reload();
},
_onFavsChanged: function() {
this._reload();
this.emit('changed');
},
_reload: function() {
let ids = global.settings.get_strv(this.FAVORITE_APPS_KEY);
let appSys = Shell.AppSystem.get_default();
let apps = ids.map(function (id) {
return appSys.get_app(id);
}).filter(function (app) {
return app != null;
});
this._favorites = {};
for (let i = 0; i < apps.length; i++) {
let app = apps[i];
this._favorites[app.get_id()] = app;
}
},
_getIds: function() {
let ret = [];
for (let id in this._favorites)
ret.push(id);
return ret;
},
getFavoriteMap: function() {
return this._favorites;
},
getFavorites: function() {
let ret = [];
for (let id in this._favorites)
ret.push(this._favorites[id]);
return ret;
},
isFavorite: function(appId) {
return appId in this._favorites;
},
_addFavorite: function(appId) {
if (appId in this._favorites)
return false;
let app = Shell.AppSystem.get_default().get_app(appId);
if (!app)
return false;
let ids = this._getIds();
ids.push(appId);
global.settings.set_strv(this.FAVORITE_APPS_KEY, ids);
this._favorites[appId] = app;
return true;
},
addFavorite: function(appId) {
if (!this._addFavorite(appId))
return;
let app = Shell.AppSystem.get_default().get_app(appId);
Main.overview.shellInfo.setMessage(_("%s has been added to your favorites.").format(app.get_name()), Lang.bind(this, function () {
this._removeFavorite(appId);
}));
},
_removeFavorite: function(appId) {
if (!appId in this._favorites)
return false;
let ids = this._getIds().filter(function (id) { return id != appId; });
global.settings.set_strv(this.FAVORITE_APPS_KEY, ids);
return true;
},
removeFavorite: function(appId) {
let app = this._favorites[appId];
if (!this._removeFavorite(appId))
return;
Main.overview.shellInfo.setMessage(_("%s has been removed from your favorites.").format(app.get_name()),
Lang.bind(this, function () {
this._addFavorite(appId);
}));
}
};
Signals.addSignalMethods(AppFavorites.prototype);
var appFavoritesInstance = null;
function getAppFavorites() {
if (appFavoritesInstance == null)
appFavoritesInstance = new AppFavorites();
return appFavoritesInstance;
}