/*

  * $Id: ComboBoxNode.java,v 1.7 2006/09/07 14:03:04 edankert Exp $

  *

  * The contents of this file are subject to the Mozilla Public License 

  * Version 1.1 (the "License"); you may not use this file except in 

  * compliance with the License. You may obtain a copy of the License at 

  * http://www.mozilla.org/MPL/ 

  *

  * Software distributed under the License is distributed on an "AS IS" basis, 

  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 

  * for the specific language governing rights and limitations under the License.

  *

  * The Original Code is XML Hammer code. (org.xmlhammer.*)

  *

  * The Initial Developer of the Original Code is Edwin Dankert. Portions created 

  * by the Initial Developer are Copyright (C) 2005 - 2006 the Initial Developer. 

  * All Rights Reserved.

  *

  * Contributor(s): Edwin Dankert <edankert@gmail.com>

  */

 package org.xmlhammer.gui.overview;

 import java.awt.event.ItemEvent;

 import java.awt.event.ItemListener;

 import java.util.ArrayList;

 import javax.swing.Icon;

 import javax.swing.ImageIcon;

 import javax.swing.JComboBox;

 import javax.swing.JTextField;

 import javax.swing.event.DocumentEvent;

 import javax.swing.event.DocumentListener;

 import org.bounce.image.ImageLoader;

 public class ComboBoxNode implements OverviewNode, DocumentListener, ItemListener {

     private static final ImageIcon TEXT_FIELD_ICON = ImageLoader.get().getImage( "/org/xmlhammer/gui/icons/elcl16/textfield_obj.gif");

     private static final ImageIcon COMBO_ICON = ImageLoader.get().getImage( "/org/xmlhammer/gui/icons/elcl16/view_menu.gif");

         private ArrayList<OverviewNode> empty = new ArrayList<OverviewNode>();

         private JComboBox combo = null;

         private OverviewNode parent = null;

     private String label = null;

     private String error = null;

     public ComboBoxNode( OverviewNode parent, JComboBox combo, String label) {

         this.parent = parent;

         this.combo = combo;

         this.label = label;

         if ( combo.isEditable()) {

             ((JTextField)combo.getEditor().getEditorComponent()).getDocument().addDocumentListener( this);

         } else {

             combo.addItemListener( this);

         }

     }

     public String getNodeName() {

         if ( combo.isEditable()) {

             return (String)combo.getEditor().getItem()+ " ("+label+")";

         }

         return (String)combo.getSelectedItem()+ " ("+label+")";

     }

     public ArrayList<OverviewNode> getChildNodes() {

         return empty;

     }

     public OverviewNode getParentNode() {

         return parent;

     }

     public Icon getNodeIcon() {

         if ( combo.isEditable()) {

             return TEXT_FIELD_ICON;

         }

         return COMBO_ICON;

     }

     private void nodeChanged() {

         OverviewNode node = parent;

         while ( node != null && !(node.getParentNode() instanceof OverviewTreeModel)) {

             node = node.getParentNode();

         }

         if ( node != null) {

             ((OverviewTreeModel)node.getParentNode()).nodeChanged( this);

         }

     }

     public void itemStateChanged(ItemEvent arg0) {

         nodeChanged();

     }

     public void setError(String error) {

         this.error = error;

     }

     public String getError() {

         return error;

     }

     public void insertUpdate(DocumentEvent arg0) {

         nodeChanged();

     }

     public void removeUpdate(DocumentEvent arg0) {

         nodeChanged();

     }

     public void changedUpdate(DocumentEvent arg0) {}

 }