/* $Id: ActionAddExistingNode.java 17865 2010-01-12 20:45:26Z linus $
*****************************************************************************
* Copyright (c) 2009 Contributors - see below
* 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:
* bobtarling
*****************************************************************************
*
* Some portions of this file was previously release using the BSD License:
*/
// Copyright (c) 1996-2008 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
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// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
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// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
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package org.argouml.uml.diagram.ui;
import java.awt.event.ActionEvent;
import org.argouml.i18n.Translator;
import org.argouml.model.Model;
import org.argouml.ui.targetmanager.TargetManager;
import org.argouml.uml.diagram.ArgoDiagram;
import org.argouml.uml.diagram.DiagramUtils;
import org.tigris.gef.base.Editor;
import org.tigris.gef.base.Globals;
import org.tigris.gef.graph.GraphModel;
import org.tigris.gef.graph.MutableGraphModel;
import org.argouml.ui.UndoableAction;
/**
* ActionAddExistingNode enables pasting of an existing node into a Diagram.
*
* @author Eugenio Alvarez
* Data Access Technologies.
* TODO: Why do we have this class as well as ActionAddExistingNodes?
*/
public class ActionAddExistingNode extends UndoableAction {
/**
* The UML object to be added to the diagram.
*/
private Object object;
/**
* The Constructor.
*
* @param name the localized name of the action
* @param o the node UML object to be added
*/
public ActionAddExistingNode(String name, Object o) {
super(name);
object = o;
}
/*
* @see javax.swing.Action#isEnabled()
*/
public boolean isEnabled() {
Object target = TargetManager.getInstance().getTarget();
ArgoDiagram dia = DiagramUtils.getActiveDiagram();
if (dia == null) {
return false;
}
if (dia instanceof UMLDiagram
&& ((UMLDiagram) dia).doesAccept(object)) {
return true;
}
MutableGraphModel gm = (MutableGraphModel) dia.getGraphModel();
return gm.canAddNode(target);
}
/*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
*/
public void actionPerformed(ActionEvent ae) {
super.actionPerformed(ae);
Editor ce = Globals.curEditor();
GraphModel gm = ce.getGraphModel();
if (!(gm instanceof MutableGraphModel)) {
return;
}
String instructions = null;
if (object != null) {
instructions =
Translator.localize(
"misc.message.click-on-diagram-to-add",
new Object[] {
Model.getFacade().toString(object),
});
Globals.showStatus(instructions);
}
final ModeAddToDiagram placeMode = new ModeAddToDiagram(
TargetManager.getInstance().getTargets(),
instructions);
Globals.mode(placeMode, false);
}
}