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   *   Licensed to the Apache Software Foundation (ASF) under one
   *  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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   *  specific language governing permissions and limitations
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   ****************************************************************/
  
  package org.apache.cayenne.modeler.util;
  
  import com.jgoodies.forms.builder.PanelBuilder;
  import com.jgoodies.forms.layout.CellConstraints;
  import com.jgoodies.forms.layout.FormLayout;
  
  import javax.swing.JButton;
  import javax.swing.JDialog;
  import javax.swing.JFrame;
  import javax.swing.JLabel;
  import javax.swing.JPanel;
  import javax.swing.JProgressBar;
  import javax.swing.SwingConstants;
  import java.awt.BorderLayout;
  import java.awt.Container;
  import java.awt.FlowLayout;
  
  /**
   * A dialog rendering a progress bar. It is normally controlled by a subclass of
   * LongRunningTask.
   * 
   */
  public class ProgressDialog extends JDialog {
  
      protected JProgressBar progressBar;
      protected JLabel statusLabel;
      protected JButton cancelButton;
  
      public ProgressDialog(JFrame parent, String title, String message) {
          super(parent, title);
          init(message);
      }
  
      private void init(String message) {
          progressBar = new JProgressBar();
          statusLabel = new JLabel(message, SwingConstants.LEFT);
          JLabel messageLabel = new JLabel(message, SwingConstants.LEFT);
          cancelButton = new JButton("Cancel");
  
          // assemble
          CellConstraints cc = new CellConstraints();
          FormLayout layout = new FormLayout("fill:max(250dlu;pref)", "p, 3dlu, p, 3dlu, p");
          PanelBuilder builder = new PanelBuilder(layout);
          builder.setDefaultDialogBorder();
  
          builder.add(messageLabel, cc.xy(1, 1));
          builder.add(progressBar, cc.xy(1, 3));
          builder.add(statusLabel, cc.xy(1, 5));
  
          getRootPane().setDefaultButton(cancelButton);
          JPanel buttons = new JPanel(new FlowLayout(FlowLayout.RIGHT));
          buttons.add(cancelButton);
  
          Container root = getContentPane();
          root.setLayout(new BorderLayout(5, 5));
  
          root.add(builder.getPanel(), BorderLayout.CENTER);
          root.add(buttons, BorderLayout.SOUTH);
  
          setResizable(false);
          pack();
          ModelerUtil.centerWindow(getOwner(), this);
      }
  
      public JButton getCancelButton() {
          return cancelButton;
      }
  
      public JLabel getStatusLabel() {
          return statusLabel;
      }
  
      public JProgressBar getProgressBar() {
          return progressBar;
      }
  }
  