/************************************************************************************
* 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.editors.actions;
import java.awt.Component;
import java.awt.Point;
import org.dyno.visual.swing.VisualSwingPlugin;
import org.dyno.visual.swing.base.EditorAction;
import org.dyno.visual.swing.designer.VisualDesigner;
import org.dyno.visual.swing.designer.WidgetSelection;
import org.dyno.visual.swing.plugin.spi.CompositeAdapter;
import org.dyno.visual.swing.plugin.spi.WidgetAdapter;
import org.dyno.visual.swing.undo.CutOperation;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.IOperationHistory;
import org.eclipse.core.commands.operations.IUndoableOperation;
import org.eclipse.swt.SWT;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.ActionFactory;
/**
*
* CutAction
*
* @version 1.0.0, 2008-7-3
* @author William Chen
*/
public class CutAction extends EditorAction {
public CutAction() {
setId(ActionFactory.CUT.getId());
setToolTipText(Messages.CutAction_Cut_Components);
setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_CUT));
setDisabledImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_CUT_DISABLED));
setAccelerator(SWT.CTRL | 'X');
setRetargetable(true);
setEnabled(false);
}
@Override
public void updateState() {
VisualDesigner designer = getDesigner();
if(designer==null)
return;
WidgetSelection selection = new WidgetSelection(designer.getRoot());
WidgetAdapter rootAdapter = WidgetAdapter.getWidgetAdapter(designer.getRoot());
setEnabled(!selection.isEmpty()&& !rootAdapter.isSelected());
}
@Override
public void run() {
VisualDesigner designer = getDesigner();
if(designer==null)
return;
CompositeAdapter rootAdapter = (CompositeAdapter) WidgetAdapter.getWidgetAdapter(designer.getRoot());
designer.getClipboard().clear();
for (Component child : designer.getSelectedComponents()) {
WidgetAdapter adapter = WidgetAdapter.getWidgetAdapter(child);
adapter.setHotspotPoint(new Point(child.getWidth()/2, child.getHeight()/2));
designer.getClipboard().add(adapter);
}
IOperationHistory operationHistory = PlatformUI.getWorkbench()
.getOperationSupport().getOperationHistory();
IUndoableOperation operation = new CutOperation(designer.getSelectedComponents());
operation.addContext(designer.getUndoContext());
try {
operationHistory.execute(operation, null, null);
} catch (ExecutionException e) {
VisualSwingPlugin.getLogger().error(e);
}
rootAdapter.doLayout();
designer.getRoot().validate();
designer.publishSelection();
designer.repaint();
}
@Override
public ActionFactory getActionFactory() {
return ActionFactory.CUT;
}
}