ContributionItemAction.java

/**
 * 
 */
package com.topsun.posclient.application;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IAction;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Widget;


public class ContributionItemAction extends
		org.eclipse.jface.action.ActionContributionItem implements IAdaptable {
	private Listener listener = null;

	public ContributionItemAction(IAction action, Listener listener) {
		super(action);
	}

	@SuppressWarnings("rawtypes")
	public Object getAdapter(Class adapter) {
		if (adapter == null) {
			return null;
		}
		if (Listener.class.isAssignableFrom(adapter)) {
			return listener;
		}
		if (IAction.class.isAssignableFrom(adapter)) {
			return getAction();
		}
		if (Widget.class.isAssignableFrom(adapter)) {
			return getWidget();
		}
		return null;
	}
}