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Integration of Ext GWT's Tool Tips and Popup Menus into the google web toolkit-version of google maps.

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/*
 * Copyright 2008 Claudius Hauptmann
 * 
 * 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.claudiushauptmann.gwt.maps.gxt.client;

import com.extjs.gxt.ui.client.widget.tips.Tip;

/**
 * TipProviders are queried by Controllers for the current Tip. Thus, the Tip
 * can be created in a lazy way and be replaced at further calls.
 */
public interface TipProvider {

	/**
	 * This method will be called by the controller when the tip has to be
	 * shown.
	 * 
	 * @return The tip to be shown.
	 */
	public Tip getTip();

}