001    /*
002     *  Copyright 2012 GWT-Bootstrap
003     *
004     *  Licensed under the Apache License, Version 2.0 (the "License");
005     *  you may not use this file except in compliance with the License.
006     *  You may obtain a copy of the License at
007     *
008     *      http://www.apache.org/licenses/LICENSE-2.0
009     *
010     *  Unless required by applicable law or agreed to in writing, software
011     *  distributed under the License is distributed on an "AS IS" BASIS,
012     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     *  See the License for the specific language governing permissions and
014     *  limitations under the License.
015     */
016    package com.github.gwtbootstrap.client.ui.event;
017    
018    import com.google.gwt.event.shared.EventHandler;
019    
020    /**
021     * Handler interface for {@link ShowEvent} events.
022     * 
023     * @since 2.0.4.0
024     * 
025     * @author Dominik Mayer
026     * 
027     */
028    public interface ShowHandler extends EventHandler {
029    
030            /**
031             * This method is called right before a widget is shown.
032             * 
033             * @param showEvent
034             */
035            void onShow(ShowEvent showEvent);
036    }