/************************************************************************************
* Copyright (c) 2008 William Chen. *
* *
* 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 *
* *
* Use is subject to the terms of Eclipse Public License v1.0. *
* *
* Contributors: *
* William Chen - initial API and implementation. *
************************************************************************************/
package org.dyno.visual.swing.undo;
import java.awt.Component;
import java.util.ArrayList;
import java.util.List;
import org.dyno.visual.swing.plugin.spi.CompositeAdapter;
import org.dyno.visual.swing.plugin.spi.WidgetAdapter;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.AbstractOperation;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
public class CutOperation extends AbstractOperation {
private List<Component> selection;
private List<CompositeAdapter>parents;
public CutOperation(List<Component> selection) {
super(Messages.CutOperation_Cut_Components);
this.selection = selection;
}
@Override
public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
parents = new ArrayList<CompositeAdapter>();
for (Component child : selection) {
WidgetAdapter adapter = WidgetAdapter.getWidgetAdapter(child);
CompositeAdapter parentAdapter=adapter.getParentAdapter();
boolean success = parentAdapter.removeChild(child);
if (success)
parentAdapter.setDirty(true);
parents.add(parentAdapter);
}
return Status.OK_STATUS;
}
@Override
public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
return execute(monitor, info);
}
@Override
public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
for(int i=0;i<selection.size();i++){
Component child = selection.get(i);
CompositeAdapter parentAdapter = parents.get(i);
parentAdapter.addChild(child);
parentAdapter.setDirty(true);
parentAdapter.repaintDesigner();
}
return Status.OK_STATUS;
}
}