/******************************************************************************
* Copyright (c) 2014 Oracle
* 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
*
* Contributors:
* Ling Hao - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire.ui.swt.gef.policies;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.DirectEditPolicy;
import org.eclipse.gef.requests.DirectEditRequest;
import org.eclipse.sapphire.ui.diagram.editor.TextPart;
import org.eclipse.sapphire.ui.swt.gef.commands.LabelNodeCommand;
import org.eclipse.sapphire.ui.swt.gef.parts.DiagramNodeEditPart;
/**
* @author <a href="mailto:ling.hao@oracle.com">Ling Hao</a>
*/
public class NodeLabelDirectEditPolicy extends DirectEditPolicy {
/**
* @see DirectEditPolicy#getDirectEditCommand(DirectEditRequest)
*/
protected Command getDirectEditCommand(DirectEditRequest edit) {
String labelText = (String) edit.getCellEditor().getValue();
TextPart textPart = (TextPart)edit.getExtendedData().get(DiagramNodeEditPart.DIRECT_EDIT_REQUEST_PARAM);
if (textPart != null)
{
LabelNodeCommand command = new LabelNodeCommand(textPart, labelText);
return command;
}
return null;
}
/**
* @see DirectEditPolicy#showCurrentEditValue(DirectEditRequest)
*/
protected void showCurrentEditValue(DirectEditRequest request) {
// hack to prevent async layout from placing the cell editor twice.
getHostFigure().getUpdateManager().performUpdate();
}
}