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The source code

// $Id: ActionEdgesDisplay.java,v 1.5 2004/09/28 11:12:21 bobtarling Exp $
// Copyright (c) 1996-2004 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
// IS", without any accompanying services from The Regents. The Regents
// 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
// exclusively on the program for any reason.  IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.uml.diagram.ui;

import org.argouml.kernel.ProjectManager;
import org.argouml.ui.*;
import org.argouml.uml.ui.UMLAction;
import org.tigris.gef.base.*;
import org.tigris.gef.graph.*;
import org.tigris.gef.presentation.*;
import java.awt.event.*;
import java.util.*;

/** An action that makes all edges on the selected node visible/not visible
 *  on the diagram.
 *
 * 

$Id: ActionEdgesDisplay.java,v 1.5 2004/09/28 11:12:21 bobtarling Exp $ * * @author David Manura * @since 0.13.5 */ public class ActionEdgesDisplay extends UMLAction { //////////////////////////////////////////////////////////////// // static variables // compartments private static UMLAction showEdges = new ActionEdgesDisplay(true, "Show All Edges"); private static UMLAction hideEdges = new ActionEdgesDisplay(false, "Hide All Edges"); private boolean show; //////////////////////////////////////////////////////////////// // constructors /** * The constructor. * * @param showEdge to show or not to show * @param desc the name */ protected ActionEdgesDisplay(boolean showEdge, String desc) { super(desc, NO_ICON); show = showEdge; } //////////////////////////////////////////////////////////////// // main methods /** * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent) */ public void actionPerformed(ActionEvent ae) { ArgoDiagram d = ProjectManager.getManager() .getCurrentProject().getActiveDiagram(); Editor ce = Globals.curEditor(); MutableGraphModel mgm = (MutableGraphModel) ce.getGraphModel(); Enumeration e = ce.getSelectionManager().selections().elements(); // note: multiple selection not currently supported (2002-04-05) while (e.hasMoreElements()) { Selection sel = (Selection) e.nextElement(); Object owner = sel.getContent().getOwner(); if (show) { // add mgm.addNodeRelatedEdges(owner); } else { // remove List edges = mgm.getInEdges(owner); edges.addAll(mgm.getOutEdges(owner)); Iterator e2 = edges.iterator(); while (e2.hasNext()) { Object edge = e2.next(); Fig fig = d.presentationFor(edge); if (fig != null) fig.removeFromDiagram(); } } } } /** * @see org.argouml.uml.ui.UMLAction#shouldBeEnabled() */ public boolean shouldBeEnabled() { return true; } /** * @return Returns the showEdges. */ public static UMLAction getShowEdges() { return showEdges; } /** * @return Returns the hideEdges. */ public static UMLAction getHideEdges() { return hideEdges; } } /* end class ActionEdgesDisplay */

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