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   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you 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
   *
   *    https://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
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  package org.apache.cayenne.modeler.dialog.pref;
  
  import java.awt.Component;
  
  import javax.swing.DefaultComboBoxModel;
  
  import org.apache.cayenne.modeler.pref.DBConnectionInfo;
  import org.apache.cayenne.modeler.util.CayenneController;
  import org.apache.cayenne.modeler.util.DbAdapterInfo;
  import org.apache.cayenne.swing.BindingBuilder;
  import org.apache.cayenne.swing.ObjectBinding;
  
  /**
   * A reusable editor for DBConnectionInfo object.
   * 
   */
  public class DBConnectionInfoEditor extends CayenneController {
  
      // transient placeholder to display disabled form
      private static final DBConnectionInfo emptyInfo = new DBConnectionInfo();
  
      protected DBConnectionInfoEditorView view;
      protected DBConnectionInfo connectionInfo;
      protected ObjectBinding[] bindings;
  
      public DBConnectionInfoEditor(CayenneController parent) {
          super(parent);
  
          this.view = new DBConnectionInfoEditorView();
          initBindings();
      }
  
      public Component getView() {
          return view;
      }
  
      protected void initBindings() {
          this.view.setEnabled(false);
  
          DefaultComboBoxModel adapterModel = new DefaultComboBoxModel(DbAdapterInfo
                  .getStandardAdapters());
          view.getAdapters().setModel(adapterModel);
          view.getAdapters().setSelectedIndex(0);
  
          BindingBuilder builder = new BindingBuilder(
                  getApplication().getBindingFactory(),
                  this);
  
          bindings = new ObjectBinding[5];
  
          bindings[0] = builder.bindToTextField(
                  view.getUserName(),
                  "connectionInfo.userName");
          bindings[1] = builder.bindToTextField(
                  view.getPassword(),
                  "connectionInfo.password");
          bindings[2] = builder.bindToTextField(
                  view.getDriver(),
                  "connectionInfo.jdbcDriver");
          bindings[3] = builder.bindToTextField(view.getUrl(), "connectionInfo.url");
  
          bindings[4] = builder.bindToComboSelection(
                  view.getAdapters(),
                  "connectionInfo.dbAdapter", "Automatic");
      }
  
      public DBConnectionInfo getConnectionInfo() {
          return connectionInfo != null ? connectionInfo : emptyInfo;
      }
  
      public void setConnectionInfo(DBConnectionInfo connectionInfo) {
          this.connectionInfo = connectionInfo;
          refreshView();
      }
  
      protected void refreshView() {
          getView().setEnabled(connectionInfo != null);
  
          for (ObjectBinding binding : bindings) {
              binding.updateView();
          }
      }
  }
  