/*
* Copyright 2011 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.rebind.screen.widget.creator.event;
import org.cruxframework.crux.core.rebind.AbstractProxyCreator.SourcePrinter;
import org.cruxframework.crux.core.rebind.screen.widget.EvtProcessor;
import org.cruxframework.crux.core.rebind.screen.widget.WidgetCreator;
import com.google.gwt.event.logical.shared.AttachEvent;
import com.google.gwt.event.logical.shared.AttachEvent.Handler;
/**
* Helper Class for widget load events binding
* @author Thiago Bustamante
*
*/
public class AttachEvtBind extends EvtProcessor
{
public AttachEvtBind(WidgetCreator<?> widgetCreator)
{
super(widgetCreator);
}
private static final String EVENT_NAME = "onAttach";
public String getEventName()
{
return EVENT_NAME;
}
@Override
public void processEvent(SourcePrinter out, String eventValue, String widget, String widgetId)
{
out.println(widget+".addAttachHandler(new "+getEventHandlerClass().getCanonicalName()+"(){");
out.println("public void onAttachOrDetach("+getEventClass().getCanonicalName()+" event){");
out.println("if (event.isAttached()){");
printEvtCall(out, eventValue, "event");
out.println("}");
out.println("}");
out.println("});");
}
@Override
public Class<?> getEventClass()
{
return AttachEvent.class;
}
@Override
public Class<?> getEventHandlerClass()
{
return Handler.class;
}
}