/*
    * $Id$
    *
    * 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.xslt;
  
  import java.util.ArrayList;
  
  import javax.swing.Box;
  import javax.swing.Icon;
  import javax.swing.ImageIcon;
  import javax.swing.JLabel;
  import javax.swing.JPanel;
  import javax.swing.border.EmptyBorder;
  
  import org.bounce.FormConstraints;
  import org.bounce.FormLayout;
  import org.bounce.image.ImageLoader;
  import org.xmlhammer.gui.history.HistoryComboBox;
  import org.xmlhammer.gui.history.HistoryComboBoxModel;
  import org.xmlhammer.gui.history.HistoryUtilities;
  import org.xmlhammer.gui.overview.ComboBoxNode;
  import org.xmlhammer.gui.overview.OverviewNode;
  import org.xmlhammer.model.tools.xslt.Associated;
  
  /***
   * Input Panel.
   * 
   * Allows to select either one URI, multiple URIs or 
   * a range of files.
   * 
   * @version $Revision$, $Date$
   * @author Edwin Dankert <edankert@gmail.com>
   */
  
  public class AssociatedStylesheetPanel extends JPanel {
      private static final long serialVersionUID = -277458243364064175L;
  
      private static final ImageIcon PARAMETER_ICON = ImageLoader.get().getImage( "/org/xmlhammer/gui/icons/eview16/stackframe.gif");
  
      private ArrayList<OverviewNode> nodes      = null;
      private StylesheetsPage parent = null;
  
  	private HistoryComboBox mediaField = null;
      private HistoryComboBox titleField = null;
      private HistoryComboBox charsetField  = null;
      private ParametersPanel parametersPanel  = null;
  
      /***
  	 * Constructs a new Input Panel.
  	 */
  	public AssociatedStylesheetPanel(StylesheetsPage page) {
  		super( new FormLayout( 11, 5));
  		
  		setBorder( new EmptyBorder( 10, 10, 10, 10));
          
          this.parent = page;
          
          mediaField = new HistoryComboBox(parent, new HistoryComboBoxModel(HistoryUtilities.getInstance().getMedias()));
          
          if (parent != null) {
              parent.getProjectView().getFieldManager().addField(mediaField);
          }
  
          add(new JLabel("media:"), new FormConstraints(FormConstraints.LEFT, FormConstraints.RIGHT));
          add(mediaField, FormLayout.RIGHT_FILL);
  
          titleField = new HistoryComboBox(parent, new HistoryComboBoxModel(HistoryUtilities.getInstance().getTitles()));
          
          if (parent != null) {
              parent.getProjectView().getFieldManager().addField(titleField);
          }
  
          add(new JLabel("title:"), new FormConstraints(FormConstraints.LEFT, FormConstraints.RIGHT));
          add(titleField, FormLayout.RIGHT_FILL);
  
          charsetField = new HistoryComboBox(parent, new HistoryComboBoxModel(HistoryUtilities.getInstance().getCharsets()));
  
          if (parent != null) {
              parent.getProjectView().getFieldManager().addField(charsetField);
          }
  
         add(new JLabel("charset:"), new FormConstraints( FormConstraints.LEFT, FormConstraints.RIGHT));
         add(charsetField, FormLayout.RIGHT_FILL);
         
         add(Box.createVerticalStrut(10), FormLayout.FULL);
 
         ParametersNode parametersNode = new ParametersNode();
         parametersPanel = new ParametersPanel(page, parametersNode);
 
         add(new JLabel("Parameters:"), FormLayout.FULL);
         add(parametersPanel, FormLayout.FULL_FILL);
 
         nodes = new ArrayList<OverviewNode>();
         nodes.add(new ComboBoxNode(parent, mediaField, "media"));
         nodes.add(new ComboBoxNode(parent, titleField, "title"));
         nodes.add(new ComboBoxNode(parent, charsetField, "charset"));
         nodes.add(parametersNode);
    	}
     
 	public void setAssociated(Associated associated) {
         titleField.setSelectedItem(associated.getTitle());
         mediaField.setSelectedItem(associated.getMedia());
         charsetField.setSelectedItem(associated.getCharset());
         parametersPanel.setParameters(associated.getParameter());
 	}
 	
 	public Associated getAssociated() {
         Associated associated = new Associated();
         
         associated.setTitle(getValue(titleField));
         associated.setMedia(getValue(mediaField));
         associated.setCharset(getValue(charsetField));
         associated.getParameter().addAll(parametersPanel.getParameters());
 
         return associated;
 	}
     
     private static String getValue(HistoryComboBox box) {
         Object item = box.getSelectedItem();
         
         if (item != null && item.toString().trim().length() > 0) {
             return item.toString();
         }
 
         return null;
     }
 	
     public ArrayList<OverviewNode> getNodes() {
         ArrayList<OverviewNode> list = new ArrayList<OverviewNode>(nodes);
         list.addAll(parametersPanel.getNodes());
         return list;
     }
     
     public class ParametersNode implements OverviewNode {
         
         public String getNodeName() {
             return "Parameters";
         }
 
         public ArrayList<OverviewNode> getChildNodes() {
             return parametersPanel.getNodes();
         }
 
         public OverviewNode getParentNode() {
             return parent;
         }
 
         public Icon getNodeIcon() {
             return PARAMETER_ICON;
         }
         
         public String getError() {
             return null;
         }
     }
 }