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Dragome SDK module: web

There is a newer version: 0.96-beta4

/*
 * Copyright (c) 2011-2014 Fernando Petrola
 *
 * 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.dragome.web.dispatcher;

import org.w3c.dom.Element;
import org.w3c.dom.events.EventListener;

import com.dragome.helpers.DragomeEntityManager;
import com.dragome.web.html.dom.w3c.KeyboardEventImpl;
import com.dragome.web.html.dom.w3c.MouseEventImpl;

public class EventDispatcherImpl implements EventDispatcher
{
	public static final String ELEMENT_ID_ATTRIBUTE= "data-element-id";

	public EventDispatcherImpl()
	{
	}

	public static void setEventListener(Element element, EventListener eventListener, String... eventTypes)
	{
		for (String eventType : eventTypes)
			element.setAttribute("on" + eventType, "_ed.onEvent()");

		element.setAttribute(ELEMENT_ID_ATTRIBUTE, DragomeEntityManager.add(eventListener));
	}

	public void keyEventPerformedById(final String eventName, final String id, final int code)
	{
		EventDispatcherHelper.runOnlySynchronized(new Runnable()
		{
			public void run()
			{
				Object object= DragomeEntityManager.get(id);
				if (object instanceof EventListener)
					((EventListener) object).handleEvent(new KeyboardEventImpl(eventName, code));
			}
		});
	}

	public void mouseEventPerformedById(final String eventName, final String id, final int clientX, final int clientY, final boolean shiftKey)
	{
		EventDispatcherHelper.runOnlySynchronized(new Runnable()
		{
			public void run()
			{
				Object object= DragomeEntityManager.get(id);
				if (object instanceof EventListener)
					((EventListener) object).handleEvent(new MouseEventImpl(eventName, clientX, clientY, shiftKey));
			}
		});
	}
}