/*
* Copyright 2013 cruxframework.org.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package org.cruxframework.crux.core.clientoffline;
import org.cruxframework.crux.core.client.screen.Screen;
import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Label;
/**
* @author Thiago da Rosa de Bustamante
*
*/
public class ApplicationCacheDefaultUIHandlerImpl implements ApplicationCacheUIHandler
{
private OfflineMessages messages = GWT.create(OfflineMessages.class);
private DialogBox progress;
private static Label contentLabel;
/**
* Shows the progress dialog.
*/
@Override
public void showMessage(String message)
{
if (progress == null)
{
progress = createAlertBox(message);
}
contentLabel.setText(message);
}
/**
* Hides the progress dialog.
*/
@Override
public void hideMessage()
{
if (progress != null)
{
progress.hide();
progress = null;
contentLabel = null;
}
}
@Override
public void confirmReloadPage()
{
if (Window.confirm(messages.requestUpdate()))
{
Screen.reload();
}
}
private static DialogBox createAlertBox(final String content)
{
final DialogBox box = new DialogBox();
contentLabel = new Label(content);
box.add(contentLabel);
box.center();
return box;
}
}