/* $Id: StylePanelFigAssociationClass.java 17924 2010-01-27 19:50:58Z 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:

  *    mvw

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 2007 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 java.awt.Rectangle;

 import java.awt.event.FocusListener;

 import java.awt.event.ItemEvent;

 import java.awt.event.ItemListener;

 import java.awt.event.KeyListener;

 import java.beans.PropertyChangeEvent;

 import javax.swing.JCheckBox;

 import org.argouml.i18n.Translator;

 import org.argouml.model.Model;

 import org.argouml.ui.StylePanelFigNodeModelElement;

 import org.tigris.gef.presentation.Fig;

 /**

  * The style Panel for FigEdgeModelElement.

  *

  */

 public class StylePanelFigAssociationClass

     extends StylePanelFigNodeModelElement

     implements ItemListener, FocusListener, KeyListener {

     private JCheckBox attrCheckBox =

         new JCheckBox(Translator.localize("checkbox.attributes"));

     private JCheckBox operCheckBox =

         new JCheckBox(Translator.localize("checkbox.operations"));

     /**

      * Flag to indicate that a refresh is going on.

      */

     private boolean refreshTransaction;

     /**

      * Constructor.

      */

     public StylePanelFigAssociationClass() {

         super();

         addToDisplayPane(attrCheckBox);

         addToDisplayPane(operCheckBox);

         attrCheckBox.setSelected(false);

         operCheckBox.setSelected(false);

         attrCheckBox.addItemListener(this);

         operCheckBox.addItemListener(this);

     }

     /**

      * Bounding box is editable (although this is style panel for an

      * FigEdgeModelElement).

      * 

      * @param value Ignored argument.

      */

     @Override

     protected void hasEditableBoundingBox(boolean value) {

         super.hasEditableBoundingBox(true);

     }

     /*

      * @see org.argouml.ui.StylePanelFig#setTargetBBox()

      */

     @Override

     protected void setTargetBBox() {

         Fig target = getPanelTarget();

         // Can't do anything if we don't have a fig.

         if (target == null) {

             return;

         }

         // Parse the boundary box text. Null is

         // returned if it is empty or

         // invalid, which causes no change. Otherwise we tell

         // GEF we are making

         // a change, make the change and tell GEF we've

         // finished.

         Rectangle bounds = parseBBox();

         if (bounds == null) {

             return;

         }

         // Get class box, because we will set it's bounding box

         Rectangle oldAssociationBounds = target.getBounds();

         if (((FigAssociationClass) target).getAssociationClass() != null) {

             target = ((FigAssociationClass) target).getAssociationClass();

         }

         if (!target.getBounds().equals(bounds)

                 && !oldAssociationBounds.equals(bounds)) {

             target.setBounds(bounds.x, bounds.y, bounds.width, bounds.height);

             target.endTrans();

         }

     }

     /*

      * Only refresh the tab if the bounds propertyChange event arrives.

      *

      * @see org.argouml.ui.StylePanel#refresh(java.beans.PropertyChangeEvent)

      */

     public void refresh(PropertyChangeEvent e) {

         String propertyName = e.getPropertyName();

         if (propertyName.equals("bounds")) {

             refresh();

         }

     }

     /*

      * @see org.argouml.ui.StylePanelFig#refresh()

      */

     @Override

     public void refresh() {

         // StylePanelFigClass relies on getPanelTarget() to return a 

         // FigCompartmentBox

         refreshTransaction = true;

         FigAssociationClass panelTarget =

             (FigAssociationClass) getPanelTarget();

         try {

             super.refresh();

             final FigCompartmentBox fcb = panelTarget.getAssociationClass();

             if (fcb != null) {

                 FigCompartment compartment =

                     fcb.getCompartment(Model.getMetaTypes().getAttribute());

                 attrCheckBox.setSelected(compartment.isVisible());

                 compartment =

                     fcb.getCompartment(Model.getMetaTypes().getOperation());

                 operCheckBox.setSelected(compartment.isVisible());

             }

         } finally {

             refreshTransaction = false;

         }

         // The boundary box as held in the target fig, and as listed

         // in the boundary box style field (null if we don't have 

         // anything valid)

         Fig target = panelTarget;

         // Get class box, because we will set it's bounding box in text field

         if (((FigAssociationClass) target).getAssociationClass() != null) {

             target = ((FigAssociationClass) target).getAssociationClass();

         }

         Rectangle figBounds = target.getBounds();

         Rectangle styleBounds = parseBBox();

         // Only reset the text if the two are not the same (i.e the fig

         // has

         // moved, rather than we've just edited the text, when

         // setTargetBBox()

         // will have made them the same). Note that styleBounds could

         // be null,

         // so we do the test this way round.

         if (!(figBounds.equals(styleBounds))) {

             getBBoxField().setText(

                     figBounds.x + "," + figBounds.y + "," + figBounds.width

                             + "," + figBounds.height);

         }

     }

     ////////////////////////////////////////////////////////////////

     // event handling

     /*

      * @see java.awt.event.ItemListener#itemStateChanged(java.awt.event.ItemEvent)

      */

     public void itemStateChanged(ItemEvent e) {

         if (!refreshTransaction) {

             Object src = e.getSource();

             if (src == attrCheckBox) {

                 FigCompartmentBox fcb = (FigCompartmentBox) getPanelTarget();

                 fcb.showCompartment(Model.getMetaTypes().getAttribute(), 

                         attrCheckBox.isSelected());

             } else if (src == operCheckBox) {

                 FigCompartmentBox fcb = (FigCompartmentBox) getPanelTarget();

                 fcb.showCompartment(Model.getMetaTypes().getOperation(),

                         operCheckBox.isSelected());

             } else {

                 super.itemStateChanged(e);

             }

         }

     }

 } /* end class StylePanelFigAssociationClass */