/*

 Copyright (C) 2004 R. Nagel

 All programs in this directory and

 subdirectories are published under the GNU General Public License as

 described below.

 This program is free software; you can redistribute it and/or modify

 it under the terms of the GNU General Public License as published by

 the Free Software Foundation; either version 2 of the License, or (at

 your option) any later version.

 This program is distributed in the hope that it will be useful, but

 WITHOUT ANY WARRANTY; without even the implied warranty of

 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

 General Public License for more details.

 You should have received a copy of the GNU General Public License

 along with this program; if not, write to the Free Software

 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307

 USA

 Further information about the GNU GPL is available at:

 http://www.gnu.org/copyleft/gpl.ja.html

 */

 // created by : r.nagel 09.12.2004

 //

 // function : shows the IntegrityMessages produced by IntegrityCheck

 //

 //     todo : several entries not supported

 //

 // modified :

 package net.sf.jabref.wizard.integrity.gui ;

 import java.awt.BorderLayout;

 import java.awt.Component;

 import java.awt.Dimension;

 import java.awt.event.ActionEvent;

 import java.awt.event.ActionListener;

 import java.awt.event.KeyEvent;

 import java.awt.event.KeyListener;

 import javax.swing.*;

 import javax.swing.event.ListSelectionEvent;

 import javax.swing.event.ListSelectionListener;

 import net.sf.jabref.*;

 import net.sf.jabref.undo.UndoableFieldChange;

 import net.sf.jabref.wizard.integrity.IntegrityCheck;

 import net.sf.jabref.wizard.integrity.IntegrityMessage;

 import net.sf.jabref.wizard.text.gui.HintListModel;

 public class IntegrityMessagePanel

     extends JPanel

     implements ListSelectionListener, KeyListener, ActionListener

 {

   private JList warnings ;

   private HintListModel warningData ;

   private IntegrityCheck validChecker ;

   private JTextField content  ;

   private JButton applyButton ;

   private JButton fixButton ;

   private BasePanel basePanel;

   public IntegrityMessagePanel(BasePanel basePanel)

   {

     this.basePanel = basePanel;

     validChecker = new IntegrityCheck() ; // errors, warnings, hints

   // JList --------------------------------------------------------------

     warningData = new HintListModel() ;

     warnings = new JList( warningData ) ;

     warnings.setCellRenderer( new IntegrityListRenderer() );

     warnings.addListSelectionListener(this);

     JScrollPane paneScrollPane = new JScrollPane( warnings ) ;

     paneScrollPane.setVerticalScrollBarPolicy(

         JScrollPane.VERTICAL_SCROLLBAR_ALWAYS ) ;

     paneScrollPane.setPreferredSize( new Dimension( 540, 255 ) ) ;

     paneScrollPane.setMinimumSize( new Dimension( 10, 10 ) ) ;

   // Fix Panel ---------------------------------------------------------

     JPanel fixPanel = new JPanel() ;

 //    BoxLayout box = new BoxLayout(fixPanel, BoxLayout.LINE_AXIS) ;

     JLabel label1 = new JLabel(Globals.lang("Field_content")) ;

     content = new JTextField(40) ;

     content.addKeyListener(this);

     applyButton = new JButton(Globals.lang("Apply")) ;

     applyButton.addActionListener(this) ;

     applyButton.setEnabled(false);

     fixButton = new JButton(Globals.lang("Suggest")) ;

     fixButton.setEnabled(false);

     fixPanel.add(label1) ;

     fixPanel.add(content) ;

     fixPanel.add(applyButton) ;

     fixPanel.add(fixButton) ;

   // Main Panel --------------------------------------------------------

     this.setLayout( new BorderLayout() );

     this.add( paneScrollPane, BorderLayout.CENTER ) ;

     this.add( fixPanel, BorderLayout.SOUTH) ;

   }

   // ------------------------------------------------------------------------

   public void updateView( BibtexEntry entry )

   {

     warningData.clear();

     IntegrityMessage.setPrintMode( IntegrityMessage.SINLGE_MODE) ;

     warningData.setData( validChecker.checkBibtexEntry( entry ) ) ;

   }

   public void updateView( BibtexDatabase base )

   {

     warningData.clear();

     IntegrityMessage.setPrintMode( IntegrityMessage.FULL_MODE) ;

     warningData.setData( validChecker.checkBibtexDatabase( base ) ) ;

   }

   // ------------------------------------------------------------------------

   //This method is required by ListSelectionListener.

   public void valueChanged( ListSelectionEvent e )

   {

     if ( e.getValueIsAdjusting() )

     {

       Object obj = warnings.getSelectedValue() ;

       String str = "" ;

       if (obj != null)

       {

         IntegrityMessage msg = (IntegrityMessage) obj ;

         BibtexEntry entry = msg.getEntry() ;

         if (entry != null)

         {

           str = entry.getField(msg.getFieldName()) ;

           basePanel.highlightEntry(entry);

   // make the "invalid" field visible  ....

   //          EntryEditor editor = basePanel.getCurrentEditor() ;

   //          editor.

         }

       }

       content.setText(str);

       applyButton.setEnabled(false);

     }

   }

 // --------------------------------------------------------------------------

 // This methods are required by KeyListener

   public void keyPressed( KeyEvent e )

   {

   }

   public void keyReleased( KeyEvent e )

   {

     applyButton.setEnabled(true);

     if (e.getKeyCode() == KeyEvent.VK_ENTER)

     {

       applyButton.doClick();

     }

   }

   public void keyTyped( KeyEvent e )

   {

   }

   public void actionPerformed( ActionEvent e )

   {

     Object obj = e.getSource() ;

     if (obj == applyButton)

     {

       Object data = warnings.getSelectedValue() ;

       if (data != null)

       {

         IntegrityMessage msg = (IntegrityMessage) data ;

         BibtexEntry entry = msg.getEntry() ;

         if (entry != null)

         {

 //          System.out.println("update") ;

             String oldContent = entry.getField(msg.getFieldName());

             UndoableFieldChange edit = new UndoableFieldChange(entry, msg.getFieldName(), oldContent,

                         content.getText());

             entry.setField(msg.getFieldName(), content.getText());

             basePanel.undoManager.addEdit(edit);

             basePanel.markBaseChanged();

             msg.setFixed(true);

 //          updateView(entry) ;

           warningData.valueUpdated(warnings.getSelectedIndex()) ;

         }

       }

       applyButton.setEnabled(false);

     }

   }

   // ---------------------------------------------------------------------------

   // ---------------------------------------------------------------------------

   class IntegrityListRenderer extends DefaultListCellRenderer

   {

     final ImageIcon warnIcon = GUIGlobals.getImage("integrityWarn");

     final ImageIcon infoIcon = GUIGlobals.getImage("integrityInfo");

     final ImageIcon failIcon = GUIGlobals.getImage("integrityFail");

     final ImageIcon fixedIcon = GUIGlobals.getImage("complete");

     public Component getListCellRendererComponent(

         JList list,

         Object value, // value to display

         int index, // cell index

         boolean iss, // is the cell selected

         boolean chf ) // the list and the cell have the focus

     {

       super.getListCellRendererComponent( list, value, index, iss, chf ) ;

       if (value != null)

       {

         IntegrityMessage msg = (IntegrityMessage) value ;

         if (msg.getFixed())

         {

           setIcon(fixedIcon) ;

         }

         else

         {

           int id = msg.getType() ;

           if ( id < 1000 )

             setIcon( infoIcon ) ;

           else if ( id < 2000 )

             setIcon( warnIcon ) ;

           else setIcon( failIcon ) ;

         }

       }

       return this ;

     }

   }

 }