michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: var AlertsHelper = {
michael@0:   _listener: null,
michael@0: 
michael@0:   showAlertNotification: function ah_show(aImageURL, aTitle, aText, aTextClickable, aCookie, aListener) {
michael@0:     if (aListener) {
michael@0:       Services.obs.addObserver(this, "metro_native_toast_clicked", false);
michael@0:       Services.obs.addObserver(this, "metro_native_toast_dismissed", false);
michael@0:       Services.obs.addObserver(this, "metro_native_toast_shown", false);
michael@0:     }
michael@0:     this._listener = aListener;
michael@0: 
michael@0:     if (Services.metro.foreground) {
michael@0:       // Firefox is in the foreground, no need for a notification.
michael@0:       return;
michael@0:     }
michael@0:     Services.metro.showNativeToast(aTitle, aText, aImageURL, aCookie);
michael@0:   },
michael@0: 
michael@0:   closeAlert: function ah_close() {
michael@0:     if (this._listener) {
michael@0:       Services.obs.removeObserver(this, "metro_native_toast_shown");
michael@0:       Services.obs.removeObserver(this, "metro_native_toast_clicked");
michael@0:       Services.obs.removeObserver(this, "metro_native_toast_dismissed");
michael@0:       this._listener = null;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   observe: function(aSubject, aTopic, aData) {
michael@0:     switch (aTopic) {
michael@0:       case "metro_native_toast_clicked":
michael@0:         this._listener.observe(null, "alertclickcallback", aData);
michael@0:         break;
michael@0:       case "metro_native_toast_shown":
michael@0:         this._listener.observe(null, "alertshow", aData);
michael@0:         break;
michael@0:       case "metro_native_toast_dismissed":
michael@0:         this._listener.observe(null, "alertfinished", aData);
michael@0:         break;
michael@0:     }
michael@0:   }
michael@0: };