/******************************************************************************
* 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
* Shenxue Zhou - simplify the delete logic by calling Sapphire delete action
******************************************************************************/
package org.eclipse.sapphire.ui.swt.gef.commands;
import org.eclipse.gef.commands.Command;
import org.eclipse.sapphire.ui.SapphireActionHandler;
import org.eclipse.sapphire.ui.swt.gef.presentation.DiagramNodePresentation;
/**
* @author <a href="mailto:ling.hao@oracle.com">Ling Hao</a>
*/
public class DeleteNodeCommand extends Command
{
private static final String DELETE_ACTION_ID = "Sapphire.Delete";
private DiagramNodePresentation nodePresentation;
public DeleteNodeCommand(DiagramNodePresentation nodePresentation)
{
this.nodePresentation = nodePresentation;
}
@Override
public boolean canExecute()
{
SapphireActionHandler deleteActionHandler = this.nodePresentation.part().getAction(DELETE_ACTION_ID).getFirstActiveHandler();
return deleteActionHandler.isEnabled();
}
@Override
public void execute()
{
SapphireActionHandler deleteActionHandler = this.nodePresentation.part().getAction(DELETE_ACTION_ID).getFirstActiveHandler();
deleteActionHandler.execute(this.nodePresentation);
}
}