/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.waveprotocol.wave.client.editor.content;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import org.waveprotocol.wave.client.editor.ElementHandlerRegistry;
import org.waveprotocol.wave.client.editor.NodeEventHandlerImpl;
import org.waveprotocol.wave.client.editor.event.EditorEvent;
/**
* Root document element. Provides some event handlers.
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public final class ContentDocElement {
public static final String DEFAULT_TAGNAME = "doc";
public static void register(ElementHandlerRegistry registry, String tagName) {
registry.registerRenderer(tagName, new Renderer() {
@Override
public Element createDomImpl(final Renderable element) {
return element.setAutoAppendContainer(Document.get().createDivElement());
}
});
registry.registerEventHandler(tagName, new NodeEventHandlerImpl() {
@Override
public boolean handleLeftAtBeginning(ContentElement element, EditorEvent event) {
return true;
}
@Override
public boolean handleRightAtEnd(ContentElement element, EditorEvent event) {
return true;
}
@Override
public boolean handleDeleteAtEnd(ContentElement element, EditorEvent event) {
return true;
}
@Override
public boolean handleBackspaceAtBeginning(ContentElement element, EditorEvent event) {
return true;
}
});
}
private ContentDocElement() {}
}