/*

  * $Id: InputPage.java,v 1.13 2007/05/29 21:02:55 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.input;

 import java.awt.event.ItemEvent;

 import java.net.URI;

 import java.util.ArrayList;

 import java.util.List;

 import javax.swing.JPanel;

 import org.xmlhammer.gui.ProjectView;

 import org.xmlhammer.gui.overview.OverviewNode;

 import org.xmlhammer.gui.util.SelectionPage;

 import org.xmlhammer.model.project.Document;

 import org.xmlhammer.model.project.Input;

 /**

  * Input Panel.

  * 

  * Allows to select either one URI, multiple URIs or 

  * a range of files.

  * 

  * @version $Revision: 1.13 $, $Date: 2007/05/29 21:02:55 $

  * @author Edwin Dankert <edankert@gmail.com>

  */

 public class InputPage extends SelectionPage implements OverviewNode {

         private static final long serialVersionUID = 3257852090755134776L;

         private FilterFilesPanel filterFilesPanel        = null;

         private InputURIsPanel selectURIsPanel                = null;

     private boolean initialised = false;

     public InputPage( ProjectView view) {

         this(view, false);

     }

     /**

          * Constructs a new Input Panel.

          */

         public InputPage( ProjectView view, boolean resultEnabled) {

                 super( view, "Input:", false);

                 filterFilesPanel = new FilterFilesPanel( this, resultEnabled);

                 selectURIsPanel = new InputURIsPanel( this, resultEnabled);

                 addPanel( "Select URI(s)", selectURIsPanel);

                 addPanel( "Filter Files", filterFilesPanel);

         initialised = true;

         }

         /**

          * Sets the input model.

          * Null resets current values.

          * 

          * @param input the input model.

          */

         public void setInput(URI base, Input input) {

                 if ( input != null) {

                         filterFilesPanel.setFilter(base, input.getFilter());

                         selectURIsPanel.setURIs(base, input.getSourceOrSourceAndResult());

                 } else {

                         filterFilesPanel.setFilter(base, null);

                         selectURIsPanel.setURIs(base, null);

                 }

                 if ( input == null || input.getFilter() != null) {

             setSelectedPanel(filterFilesPanel);

                 } else {

             setSelectedPanel(selectURIsPanel);

                 }

         }

         public Input getInput(URI base) {

         Input input = new Input();

                 JPanel panel = getSelectedPanel();

                 if ( panel instanceof FilterFilesPanel) {

                         input.setFilter( ((FilterFilesPanel)panel).getFilter(base));

                 } else {

                         List<Document> uris = ((InputURIsPanel)panel).getURIs(base);

                         for ( int i = 0; i < uris.size(); i++) {

                                 input.getSourceOrSourceAndResult().add(uris.get(i));

                         }

                 }

                 return input;

         }

     public String getShortName() {

         return "Input";

     }

     /* (non-Javadoc)

          * @see org.xmlhammer.gui.overview.OverviewNode#getNodeName()

          */

         public String getNodeName() {

                 JPanel panel = getSelectedPanel();

                 if ( panel instanceof FilterFilesPanel) {

                         return "Input (Filter Files)";

                 }

         return "Input (Specify URIs)";

         }

         /* (non-Javadoc)

          * @see org.xmlhammer.gui.overview.OverviewNode#getChildNodes()

          */

         public ArrayList<OverviewNode> getChildNodes() {

         JPanel panel = getSelectedPanel();

         if ( panel instanceof FilterFilesPanel) {

             return ((FilterFilesPanel)panel).getNodes();

         }

         return ((InputURIsPanel)panel).getNodes();

         }

         public OverviewNode getParentNode() {

                 if ( initialised) {

                         return getProjectView().getOverviewPanel().getModel().getRoot();

                 }

                 return null;

         }

     public String getError() {

         return null;

     }

     public void itemStateChanged( ItemEvent e) {

         super.itemStateChanged( e);

         if ( initialised) {

             ProjectView view = getProjectView();

             // Need to stay here, otherwise the children are not de-selected.

             view.getOverviewPanel().selectNode( this);

             view.getOverviewPanel().getModel().structureChanged( this);

             view.getOverviewPanel().expandAll();

         }

     }

     public void dispose() {

     }

     @Override

     public String getHelpID() {

         return getProjectView().getHelpID()+".input";

     }

 }