/*******************************************************************************
* Copyright 2011 Google Inc. All Rights Reserved.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* 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.google.gdt.eclipse.designer.uibinder.model.widgets;
import org.eclipse.wb.internal.core.xml.model.EditorContext;
import org.eclipse.wb.internal.core.xml.model.XmlObjectInfo;
import org.eclipse.wb.internal.core.xml.model.broadcast.XmlObjectClipboardCopy;
import org.eclipse.wb.internal.core.xml.model.clipboard.ClipboardCommand;
import org.eclipse.wb.internal.core.xml.model.clipboard.XmlObjectMemento;
import org.eclipse.wb.internal.core.xml.model.creation.CreationSupport;
import org.eclipse.wb.internal.core.xml.model.description.ComponentDescription;
import org.eclipse.wb.internal.core.xml.model.utils.XmlObjectUtils;
import java.util.List;
/**
* Model for <code>Tree</code>.
*
* @author scheglov_ke
* @coverage GWT.UiBinder.model
*/
public final class TreeInfo extends WidgetInfo implements TreeItemsContainer {
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public TreeInfo(EditorContext context,
ComponentDescription description,
CreationSupport creationSupport) throws Exception {
super(context, description, creationSupport);
addClipboardSupport(this);
}
////////////////////////////////////////////////////////////////////////////
//
// Items
//
////////////////////////////////////////////////////////////////////////////
public List<TreeItemInfo> getItems() {
return getChildren(TreeItemInfo.class);
}
////////////////////////////////////////////////////////////////////////////
//
// Clipboard
//
////////////////////////////////////////////////////////////////////////////
static void addClipboardSupport(final TreeItemsContainer container) {
container.addBroadcastListener(new XmlObjectClipboardCopy() {
public void invoke(XmlObjectInfo object, List<ClipboardCommand> commands) throws Exception {
if (object == container) {
for (TreeItemInfo widget : container.getItems()) {
addWidgetCommand(commands, widget);
}
}
}
private void addWidgetCommand(List<ClipboardCommand> commands, TreeItemInfo item)
throws Exception {
final XmlObjectMemento memento = XmlObjectMemento.createMemento(item);
commands.add(new ClipboardCommand() {
private static final long serialVersionUID = 0L;
@Override
public void execute(XmlObjectInfo tree) throws Exception {
TreeItemInfo item = (TreeItemInfo) memento.create(tree);
XmlObjectUtils.flowContainerCreate(tree, item, null);
memento.apply();
}
});
}
});
}
}