001    /*
002     * Copyright 2006 Mat Gessel <mat.gessel@gmail.com>
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not
005     * use this file except in compliance with the License. You may obtain a copy of
006     * 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, WITHOUT
012     * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013     * License for the specific language governing permissions and limitations under
014     * the License.
015     */
016    package asquare.gwt.tk.client.ui.behavior;
017    
018    import com.google.gwt.core.client.GWT;
019    
020    /**
021     * A marker interface for the prevent selection controller. Used to instantiate
022     * the controller via deferred binding.
023     * <p>This controller prevents text selection within it's associated widget. 
024     */
025    public abstract class PreventSelectionController extends ControllerAdaptor
026    {
027            /**
028             * A shared instance of the controller.
029             * 
030             * @deprecated static dependency on {@link GWT#create(Class)} means GWT must
031             *             be bootstrapped to test classes which reference this class
032             */
033            public static final PreventSelectionController INSTANCE = (PreventSelectionController) GWT.create(PreventSelectionController.class);
034            
035            /**
036             * Gets a shared instance of the controller.
037             */
038            public static final PreventSelectionController getInstance()
039            {
040                    return INSTANCE;
041            }
042            
043            public PreventSelectionController(int eventBits)
044            {
045                    super(eventBits, PreventSelectionController.class);
046            }
047    }