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The source code// $Id: FigStateVertex.java,v 1.16 2004/07/26 11:13:13 mvw 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.state.ui; import org.argouml.model.ModelFacade; import org.argouml.model.uml.behavioralelements.statemachines.StateMachinesHelper; import org.argouml.uml.diagram.activity.ui.SelectionActionState; import org.argouml.uml.diagram.ui.FigNodeModelElement; import org.tigris.gef.base.Selection; import org.tigris.gef.graph.GraphModel; import org.tigris.gef.presentation.Fig; /** * Abstract class to with common behavior for nestable nodes in UML Statechart * diagrams. */ public abstract class FigStateVertex extends FigNodeModelElement { //////////////////////////////////////////////////////////////// // constructors /** * The main constructor */ public FigStateVertex() { } /** The constructor which hooks the Fig into the UML element * @param gm ignored * @param node the UML elm */ public FigStateVertex(GraphModel gm, Object node) { this(); setOwner(node); } //////////////////////////////////////////////////////////////// // nestable nodes /** * Overriden to make it possible to include a statevertex in a composite * state. * @see org.tigris.gef.presentation.Fig#setEnclosingFig(org.tigris.gef.presentation.Fig) */ public void setEnclosingFig(Fig encloser) { super.setEnclosingFig(encloser); if (!(ModelFacade.isAStateVertex(getOwner()))) return; Object stateVertex = getOwner(); Object compositeState = null; if (encloser != null && (ModelFacade.isACompositeState(encloser.getOwner()))) { compositeState = encloser.getOwner(); } else { compositeState = StateMachinesHelper.getHelper().getTop( StateMachinesHelper.getHelper() .getStateMachine(stateVertex)); } if (compositeState != null) ModelFacade.setContainer(stateVertex, compositeState); } /** * return selectors, depending whether we deal with activity or state * diagrams. * * @see org.tigris.gef.presentation.Fig#makeSelection() */ public Selection makeSelection() { Object pstate = getOwner(); if (pstate != null) { if (org.argouml.model.ModelFacade.isAActivityGraph(ModelFacade .getStateMachine(ModelFacade.getContainer(pstate)))) { return new SelectionActionState(this); } else { return new SelectionState(this); } } return null; } } /* end class FigStateVertex */ |
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