package com.explosion.utilities.preferences.groups.dialogs;
   
   /*
    * =============================================================================
    * 
    * Copyright 2004 Stephen Cowx
    * 
    * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations under
   * the License.
   * 
   * =============================================================================
   */
  
  import java.awt.BorderLayout;
  import java.awt.Dialog;
  import java.awt.Dimension;
  import java.awt.Frame;
  import java.awt.event.ActionEvent;
  
  import javax.swing.JButton;
  import javax.swing.JDialog;
  import javax.swing.JLabel;
  import javax.swing.JOptionPane;
  import javax.swing.JPanel;
  import javax.swing.JTextField;
  import javax.swing.event.DocumentEvent;
  import javax.swing.event.DocumentListener;
  
  import com.explosion.utilities.preferences.groups.PreferenceGroup;
  import com.explosion.utilities.preferences.groups.PreferenceGroupManager;
  
  /***
   * @author Stephen Cowx Date created:@26-Jan-2003
   */
  public class PreferenceGroupNameEditDialog extends JDialog implements DocumentListener
  {
  
      private PreferenceGroup object;
  
      private PreferenceGroupManager manager;
  
      private JPanel configPanel = new JPanel();
  
      private JPanel okCancelApplyPanel = new JPanel();
  
      private JLabel nameLabel = new JLabel("Name: ");
  
      private JTextField field;
  
      private JButton cancelButton = new JButton("Cancel");
  
      private JButton okButton = new JButton("Ok");
  
      public static Dimension nameEditorDimension = new Dimension(300, 85);
  
      public PreferenceGroupNameEditDialog(Dialog owner, String title, PreferenceGroup object, PreferenceGroupManager manager)
      {
          super(owner, title, true);
          this.object = object;
          this.manager = manager;
          init();
      }
  
      public PreferenceGroupNameEditDialog(Frame owner, String title, PreferenceGroup object, PreferenceGroupManager manager)
      {
          super(owner, title, true);
          this.object = object;
          this.manager = manager;
          init();
      }
  
      public void init()
      {
          if (object == null)
              field = new JTextField("<Type a name here>");
          else
          {
              field = new JTextField(object.getIdentifier());
  
              if (!object.isEditable()) field.setEditable(false);
          }
  
          field.getDocument().addDocumentListener(this);
  
          okButton.setMnemonic('o');
          cancelButton.setMnemonic('c');
  
          okCancelApplyPanel.add(okButton, null);
          okCancelApplyPanel.add(cancelButton, null);
  
         okButton.addActionListener(new java.awt.event.ActionListener()
         {
 
             public void actionPerformed(ActionEvent e)
             {
                 okButton_actionPerformed(e);
             }
         });
         cancelButton.addActionListener(new java.awt.event.ActionListener()
         {
 
             public void actionPerformed(ActionEvent e)
             {
                 cancelButton_actionPerformed(e);
             }
         });
 
         configPanel.setLayout(new BorderLayout());
         configPanel.add(nameLabel, BorderLayout.WEST);
         configPanel.add(field, BorderLayout.CENTER);
 
         this.getContentPane().setLayout(new BorderLayout());
         this.getContentPane().add(configPanel, BorderLayout.CENTER);
         this.getContentPane().add(okCancelApplyPanel, BorderLayout.SOUTH);
 
         this.okButton.setEnabled(false);
     }
 
     void okButton_actionPerformed(ActionEvent e)
     {
         try
         {
             if (field.getText().trim().length() < 1)
             {
                 JOptionPane.showMessageDialog(this, "The name you have given is invalid as it has a length of zero. PLease type a name which has one or more letter in it.");
                 return;
             }
 
             if (manager.getGroup(field.getText().trim()) != null)
             {
                 JOptionPane.showMessageDialog(this, "The name '" + field.getText().trim() + "' is already in use. Please choose another name.");
                 return;
             }
 
             if (object == null)
             {
                 manager.addGroup(field.getText().trim(), manager.createGroup(field.getText().trim()));
                 this.object = manager.getGroup(field.getText().trim());
             } else
             {
                 manager.renameGroup(object.getIdentifier(), field.getText().trim());
             }
         } catch (Exception ex)
         {
             com.explosion.utilities.exception.ExceptionManagerFactory.getExceptionManager().manageException(ex, null);
         }
         this.dispose();
     }
 
     void cancelButton_actionPerformed(ActionEvent e)
     {
         this.dispose();
     }
 
     public void changedUpdate(DocumentEvent e)
     {
         if (object == null || !this.field.getText().equals(object.getIdentifier())) this.okButton.setEnabled(true);
     }
 
     public void insertUpdate(DocumentEvent e)
     {
         if (object == null || !this.field.getText().equals(object.getIdentifier())) this.okButton.setEnabled(true);
     }
 
     public void removeUpdate(DocumentEvent e)
     {
         if (object == null || !this.field.getText().equals(object.getIdentifier())) this.okButton.setEnabled(true);
     }
 
     /***
      * Returns the object.
      * 
      * @return PreferenceGroup
      */
     public PreferenceGroup getObject()
     {
         return object;
     }
 
 }