java/java-runtime/src/FormPreviewFrame.java

   1
   2 /*
   3  * Copyright 2000-2009 JetBrains s.r.o.
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  * http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17 import javax.swing.*;
  18 import java.awt.*;
  19 import java.awt.event.ActionEvent;
  20 import java.text.MessageFormat;
  21 import java.util.ResourceBundle;
  22
  23 public class FormPreviewFrame {
  24   private JComponent myComponent;
  25   private static final ResourceBundle ourBundle = ResourceBundle.getBundle("RuntimeBundle");
  26
  27   // Note: this class should not be obfuscated
  28
  29   public static void main(String[] args) {
  30     FormPreviewFrame f = new FormPreviewFrame();
  31
  32     JFrame frame = new JFrame(ourBundle.getString("form.preview.title"));
  33     frame.setContentPane(f.myComponent);
  34     frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  35
  36     // Add menu bar
  37     final JMenuBar menuBar = new JMenuBar();
  38     frame.setJMenuBar(menuBar);
  39
  40     final JMenu menuFile = new JMenu(ourBundle.getString("form.menu.preview"));
  41     menuFile.setMnemonic(ourBundle.getString("form.menu.preview.mnemonic").charAt(0));
  42     menuFile.add(new JMenuItem(new MyPackAction(frame)));
  43     menuFile.add(new JMenuItem(new MyExitAction()));
  44     menuBar.add(menuFile);
  45
  46     final JMenu viewMenu = new JMenu(ourBundle.getString("form.menu.laf"));
  47     viewMenu.setMnemonic(ourBundle.getString("form.menu.laf.mnemonic").charAt(0));
  48     menuBar.add(viewMenu);
  49
  50     final UIManager.LookAndFeelInfo[] lafs = UIManager.getInstalledLookAndFeels();
  51     for(int i = 0; i < lafs.length; i++){
  52       viewMenu.add(new MySetLafAction(frame, lafs[i]));
  53     }
  54
  55     frame.pack();
  56     Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
  57     frame.setLocation((screenSize.width - frame.getWidth())/2, (screenSize.height - frame.getHeight())/2);
  58     frame.setVisible(true);
  59   }
  60
  61   private static final class MyExitAction extends AbstractAction{
  62     public MyExitAction() {
  63       super(ourBundle.getString("form.menu.file.exit"));
  64     }
  65
  66     public void actionPerformed(final ActionEvent e) {
  67       System.exit(0);
  68     }
  69   }
  70
  71   private static final class MyPackAction extends AbstractAction{
  72     private final JFrame myFrame;
  73
  74     public MyPackAction(final JFrame frame) {
  75       super(ourBundle.getString("form.menu.view.pack"));
  76       myFrame = frame;
  77     }
  78
  79     public void actionPerformed(final ActionEvent e) {
  80       myFrame.pack();
  81     }
  82   }
  83
  84   private static final class MySetLafAction extends AbstractAction{
  85     private final JFrame myFrame;
  86     private final UIManager.LookAndFeelInfo myInfo;
  87
  88     public MySetLafAction(final JFrame frame, final UIManager.LookAndFeelInfo info) {
  89       super(info.getName());
  90       myFrame = frame;
  91       myInfo = info;
  92     }
  93
  94     public void actionPerformed(ActionEvent e) {
  95       try{
  96         UIManager.setLookAndFeel(myInfo.getClassName());
  97         SwingUtilities.updateComponentTreeUI(myFrame);
  98         Dimension prefSize = myFrame.getPreferredSize();
  99         if(prefSize.width > myFrame.getWidth() || prefSize.height > myFrame.getHeight()){
 100           myFrame.pack();
 101         }
 102       }
 103       catch(Exception exc){
 104         JOptionPane.showMessageDialog(
 105           myFrame,
 106           MessageFormat.format(ourBundle.getString("error.cannot.change.look.feel"), new Object[] {exc.getMessage()}),
 107           ourBundle.getString("error.title"),
 108           JOptionPane.ERROR_MESSAGE
 109         );
 110       }
 111     }
 112   }
 113 }