/* MessageListTimer.java
Copyright (c) 2009 Juergen Schlierf, All Rights Reserved
This file is part of Cubusmail (http://code.google.com/p/cubusmail/).
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Cubusmail. If not, see <http://www.gnu.org/licenses/>.
*/
package com.cubusmail.gwtui.client.util;
import com.google.gwt.user.client.Timer;
import com.cubusmail.gwtui.client.events.EventBroker;
import com.cubusmail.gwtui.client.services.GWTSessionManager;
import com.cubusmail.gwtui.domain.Preferences;
/**
* Timer for releading the message list.
*
* @author Juergen Schlierf
*/
public class MessageListTimer {
private static MessageListTimer instance;
private Timer timer;
public static MessageListTimer get() {
if ( instance == null ) {
instance = new MessageListTimer();
}
return instance;
}
private MessageListTimer() {
this.timer = new Timer() {
public void run() {
EventBroker.get().fireMessagesReload();
}
};
}
public void start() {
Preferences preferences = GWTSessionManager.get().getPreferences();
if ( preferences.getMessagesReloadPeriod() > 0 ) {
this.timer.scheduleRepeating( preferences.getMessagesReloadPeriod() );
}
else {
this.timer.cancel();
}
}
public void stop() {
this.timer.cancel();
}
}