/*
* Copyright 2010 IT Mill Ltd.
*
* 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 com.vaadin.terminal.gwt.client.ui;
import java.util.HashMap;
import java.util.Map;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.user.client.Element;
import com.vaadin.terminal.gwt.client.ApplicationConnection;
import com.vaadin.terminal.gwt.client.MouseEventDetails;
import com.vaadin.terminal.gwt.client.Paintable;
public abstract class LayoutClickEventHandler extends ClickEventHandler {
public LayoutClickEventHandler(Paintable paintable,
String clickEventIdentifier) {
super(paintable, clickEventIdentifier);
}
protected abstract Paintable getChildComponent(Element element);
@Override
protected void fireClick(NativeEvent event) {
ApplicationConnection client = getApplicationConnection();
String pid = getApplicationConnection().getPid(paintable);
MouseEventDetails mouseDetails = new MouseEventDetails(event,
getRelativeToElement());
Paintable childComponent = getChildComponent((Element) event
.getEventTarget().cast());
Map<String, Object> parameters = new HashMap<String, Object>();
parameters.put("mouseDetails", mouseDetails.serialize());
parameters.put("component", childComponent);
client.updateVariable(pid, clickEventIdentifier, parameters, true);
}
}