| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. and others. |
| * |
| * 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.editpolicies; |
| |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.Request; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.gef.editpolicies.GraphicalEditPolicy; |
| import org.eclipse.jst.pagedesigner.commands.PDDropRequest; |
| import org.w3c.dom.Element; |
| |
| /** |
| * @author mengbo |
| */ |
| public class JSFDropEditPolicy extends GraphicalEditPolicy { |
| String _attrName; |
| |
| /** |
| * @param attrname |
| */ |
| public JSFDropEditPolicy(String attrname) { |
| _attrName = attrname; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.editpolicies.AbstractEditPolicy#getTargetEditPart(org.eclipse.gef.Request) |
| */ |
| public EditPart getTargetEditPart(Request request) { |
| if (request instanceof PDDropRequest) { |
| return getHost(); |
| } |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.editpolicies.AbstractEditPolicy#getCommand(org.eclipse.gef.Request) |
| */ |
| public Command getCommand(Request request) { |
| if (request instanceof PDDropRequest) { |
| PDDropRequest r = (PDDropRequest) request; |
| final String s = (String) r.getCurrentEvent().data; |
| return new Command() { |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.commands.Command#execute() |
| */ |
| public void execute() { |
| // XXX: should check whether alreayd set the attribute, |
| // maybe |
| // should also popup dialog etc. |
| ((Element) getHost().getModel()).setAttribute(_attrName, s); |
| } |
| }; |
| } |
| |
| return super.getCommand(request); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.editpolicies.AbstractEditPolicy#eraseTargetFeedback(org.eclipse.gef.Request) |
| */ |
| public void eraseTargetFeedback(Request request) { |
| // |
| super.eraseTargetFeedback(request); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.editpolicies.AbstractEditPolicy#showTargetFeedback(org.eclipse.gef.Request) |
| */ |
| public void showTargetFeedback(Request request) { |
| super.showTargetFeedback(request); |
| } |
| } |