/************************************************************************************
* 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.widgets.grouplayout.undo;
import java.awt.Component;
import java.awt.Insets;
import javax.swing.JComponent;
import org.dyno.visual.swing.layouts.Bilateral;
import org.dyno.visual.swing.layouts.Constraints;
import org.dyno.visual.swing.layouts.Trailing;
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 HorizontalTrailingToBilteral extends AbstractOperation {
private Constraints oldconstraints;
private JComponent container;
private Component child;
public HorizontalTrailingToBilteral(Constraints constraints,
JComponent container, Component child) {
super(Messages.HorizontalTrailingToBilteral_Set_Anchor);
this.oldconstraints = constraints;
this.container = container;
this.child = child;
}
@Override
public IStatus execute(IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
Trailing trailing = (Trailing) oldconstraints.getHorizontal();
int t = trailing.getTrailing();
int w = child.getWidth();
Insets insets = container.getInsets();
int l = container.getWidth() - insets.left - insets.right - t - w;
Constraints newconstraints = new Constraints(new Bilateral(l, t, w),
oldconstraints.getVertical());
container.remove(child);
container.add(child, newconstraints);
container.doLayout();
container.invalidate();
WidgetAdapter adapter = WidgetAdapter.getWidgetAdapter(container);
adapter.repaintDesigner();
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 {
container.remove(child);
container.add(child, oldconstraints);
container.doLayout();
container.invalidate();
WidgetAdapter adapter = WidgetAdapter.getWidgetAdapter(container);
adapter.repaintDesigner();
return Status.OK_STATUS;
}
}