/******************************************************************************* | |
* Copyright (c) 2005, 2012 IBM Corporation and others. | |
* All rights reserved. This program and the accompanying materials | |
* are made available under the terms of the Eclipse Public License 2.0 | |
* which accompanies this distribution, and is available at | |
* https://www.eclipse.org/legal/epl-2.0/ | |
* | |
* SPDX-License-Identifier: EPL-2.0 | |
* | |
* Contributors: | |
* IBM Corporation - initial API and implementation | |
*******************************************************************************/ | |
package org.eclipse.bpel.ui.editparts.policies; | |
import org.eclipse.bpel.common.ui.tray.TrayEditPart; | |
import org.eclipse.bpel.ui.commands.SetNameCommand; | |
import org.eclipse.bpel.ui.editparts.BPELEditPart; | |
import org.eclipse.emf.ecore.EObject; | |
import org.eclipse.gef.commands.Command; | |
import org.eclipse.gef.editpolicies.DirectEditPolicy; | |
import org.eclipse.gef.requests.DirectEditRequest; | |
import org.eclipse.jface.viewers.CellEditor; | |
/** | |
* @author IBM | |
* @author Michal Chmielewski (michal.chmielewski@oracle.com) | |
* @date May 16, 2007 | |
*/ | |
public class BPELDirectEditPolicy extends DirectEditPolicy { | |
@Override | |
protected Command getDirectEditCommand(DirectEditRequest edit) { | |
Command cmd = null; | |
CellEditor editor = edit.getCellEditor(); | |
if (editor == null) { | |
return cmd; | |
} | |
// Only allow return the command if the label is non-empty. | |
String labelText = (String) editor.getValue(); | |
if (labelText != null) { | |
labelText = labelText.trim(); | |
if (labelText.length() > 0 && labelText.length() < 128 ) { | |
cmd = getFinalizeCommand(getHost().getModel(), labelText); | |
} | |
} | |
return cmd; | |
} | |
@Override | |
protected void showCurrentEditValue(DirectEditRequest request) { | |
String value = (String) request.getCellEditor().getValue(); | |
if (getHost() instanceof BPELEditPart) { | |
BPELEditPart part = (BPELEditPart) getHost(); | |
part.getLabelFigure().setText(value); | |
} else if (getHost() instanceof TrayEditPart) { | |
TrayEditPart part = (TrayEditPart) getHost(); | |
part.getDirectEditLabel().setText(value); | |
} | |
//hack to prevent async layout from placing the cell editor twice. | |
getHostFigure().getUpdateManager().performUpdate(); | |
} | |
/** | |
* | |
* @param model | |
* @param name | |
* @return the command to finalize the edit | |
*/ | |
static public Command getFinalizeCommand(Object model, String name) { | |
Command command = null; | |
// JM - btw, is this a bug? missing supports uiextensionmodel | |
/*if (ModelHelper.supportsUIExtension etc.) { | |
command = new SetDisplayNameCommand((EObject)model, name); | |
} else {*/ | |
command = new SetNameCommand((EObject)model, name); | |
//} | |
if (command.canExecute()) { | |
return command; | |
} | |
return null; | |
} | |
} |