textareademo.java

linux下建立JAVA虚拟机的源码KAFFE

    enabled1 = new JCheckBox("enabled");
    enabled1.setSelected(true);
    enabled1.addActionListener(this);
    enabled1.setActionCommand("ENABLED1");
    statePanel.add(enabled1);
    editable1 = new JCheckBox("editable");
    editable1.setSelected(true);
    editable1.addActionListener(this);
    editable1.setActionCommand("EDITABLE1");
    statePanel.add(editable1);
    statePanel.add(Box.createVerticalGlue());
    panel.add(statePanel, BorderLayout.EAST);

    return panel;
  }

  private JPanel createCharWrapPanel()
  {
    JPanel panel = new JPanel(new BorderLayout());
    panel.setBorder(BorderFactory.createTitledBorder("Wrap at char bounds"));

    JPanel innerPanel = new JPanel(new GridLayout(2, 2));

    textarea4 = new JTextArea("Hello World!");
    textarea4.setLineWrap(true);
    textarea4.setFont(new Font("Dialog", Font.PLAIN, 8));
    innerPanel.add(new JScrollPane(textarea4));

    textarea5 = new JTextArea("Hello World!");
    textarea5.setLineWrap(true);
    textarea5.setFont(new Font("Dialog", Font.ITALIC, 12));
    innerPanel.add(new JScrollPane(textarea5));

    textarea6 = new JTextArea("Hello World!");
    textarea6.setLineWrap(true);
    textarea6.setFont(new Font("Dialog", Font.BOLD, 14));
    innerPanel.add(new JScrollPane(textarea6));

    panel.add(innerPanel);

    JPanel statePanel = new JPanel();
    statePanel.setLayout(new BoxLayout(statePanel, BoxLayout.Y_AXIS));
    statePanel.add(Box.createVerticalGlue());
    enabled2 = new JCheckBox("enabled");
    enabled2.setSelected(true);
    enabled2.addActionListener(this);
    enabled2.setActionCommand("ENABLED2");
    statePanel.add(enabled2);
    editable2 = new JCheckBox("editable");
    editable2.setSelected(true);
    editable2.addActionListener(this);
    editable2.setActionCommand("EDITABLE2");
    statePanel.add(editable2);
    statePanel.add(Box.createVerticalGlue());
    panel.add(statePanel, BorderLayout.EAST);

    return panel;
  }

  private JPanel createWordWrapPanel()
  {
    JPanel panel = new JPanel(new BorderLayout());
    panel.setBorder(BorderFactory.createTitledBorder("Wrap at word bounds"));

    JPanel innerPanel = new JPanel(new GridLayout(2, 2));

    textarea7 = new JTextArea("Hello World!");
    textarea7.setWrapStyleWord(true);
    textarea7.setLineWrap(true);
    textarea7.setFont(new Font("Dialog", Font.PLAIN, 8));
    innerPanel.add(new JScrollPane(textarea7));

    textarea8 = new JTextArea("Hello World!");
    textarea8.setWrapStyleWord(true);
    textarea8.setLineWrap(true);
    textarea8.setFont(new Font("Dialog", Font.ITALIC, 12));
    innerPanel.add(new JScrollPane(textarea8));

    textarea9 = new JTextArea("Hello World!");
    textarea9.setWrapStyleWord(true);
    textarea9.setLineWrap(true);
    textarea9.setFont(new Font("Dialog", Font.BOLD, 14));
    innerPanel.add(new JScrollPane(textarea9));

    panel.add(innerPanel);

    JPanel statePanel = new JPanel();
    statePanel.setLayout(new BoxLayout(statePanel, BoxLayout.Y_AXIS));
    statePanel.add(Box.createVerticalGlue());
    enabled3 = new JCheckBox("enabled");
    enabled3.setSelected(true);
    enabled3.addActionListener(this);
    enabled3.setActionCommand("ENABLED3");
    statePanel.add(enabled3);
    editable3 = new JCheckBox("editable");
    editable3.setSelected(true);
    editable3.addActionListener(this);
    editable3.setActionCommand("EDITABLE3");
    statePanel.add(editable3);
    statePanel.add(Box.createVerticalGlue());
    panel.add(statePanel, BorderLayout.EAST);

    return panel;
  }

  private JPanel createCustomColoredPanel()
  {
    JPanel panel = new JPanel(new BorderLayout());

    JPanel innerPanel = new JPanel(new GridLayout(3, 2));
    panel.setBorder(BorderFactory.createTitledBorder("Custom colors"));

    textarea10 = new JTextArea("custom foreground", 10, 15);
    textarea10.setForeground(Color.GREEN);
    innerPanel.add(new JScrollPane(textarea10));

    textarea11 = new JTextArea("custom background", 10, 15);
    textarea11.setForeground(Color.YELLOW);
    innerPanel.add(new JScrollPane(textarea11));

    textarea12 = new JTextArea("custom disabled textcolor", 10, 15);
    textarea12.setDisabledTextColor(Color.BLUE);
    innerPanel.add(new JScrollPane(textarea12));

    textarea13 = new JTextArea("custom selected text color", 10, 15);
    textarea13.setSelectedTextColor(Color.RED);
    innerPanel.add(new JScrollPane(textarea13));

    textarea14 = new JTextArea("custom selection color", 10, 15);
    textarea14.setSelectionColor(Color.CYAN);
    innerPanel.add(new JScrollPane(textarea14));

    textarea14b = new JTextArea("custom selection and selected text color", 10, 15);
    textarea14b.setSelectedTextColor(Color.WHITE);
    textarea14b.setSelectionColor(Color.BLACK);
    innerPanel.add(new JScrollPane(textarea14b));

    panel.add(innerPanel);

    JPanel statePanel = new JPanel();
    statePanel.setLayout(new BoxLayout(statePanel, BoxLayout.Y_AXIS));
    statePanel.add(Box.createVerticalGlue());
    enabled4 = new JCheckBox("enabled");
    enabled4.setSelected(true);
    enabled4.addActionListener(this);
    enabled4.setActionCommand("ENABLED4");
    statePanel.add(enabled4);
    editable4 = new JCheckBox("editable");
    editable4.setSelected(true);
    editable4.addActionListener(this);
    editable4.setActionCommand("EDITABLE4");
    statePanel.add(editable4);
    statePanel.add(Box.createVerticalGlue());
    panel.add(statePanel, BorderLayout.EAST);

    return panel;
  }

  private JPanel createMiscPanel()
  {
    JPanel panel = new JPanel(new BorderLayout());
    panel.setBorder(BorderFactory.createTitledBorder("Miscellaneous"));

    JPanel innerPanel = new JPanel(new GridLayout(2, 2));

    textarea15 = new JTextArea("Custom Caret");
    textarea15.setCaret(new CornerCaret());
    innerPanel.add(new JScrollPane(textarea15));

    textarea16 = new JTextArea("Custom Caret color");
    textarea16.setCaretColor(Color.MAGENTA);
    innerPanel.add(new JScrollPane(textarea16));

    textarea16 = new JTextArea("Custom Selection painter");
    textarea16.setFont(new Font("Dialog", Font.PLAIN, 24));
    textarea16.setCaret(new DefaultCaret()
    {
      public Highlighter.HighlightPainter getSelectionPainter()
      {
        return DemoHighlightPainter.INSTANCE;
      }
    });
    
    innerPanel.add(new JScrollPane(textarea16));

    panel.add(innerPanel);

    JPanel statePanel = new JPanel();
    statePanel.setLayout(new BoxLayout(statePanel, BoxLayout.Y_AXIS));
    statePanel.add(Box.createVerticalGlue());
    enabled5 = new JCheckBox("enabled");
    enabled5.setSelected(true);
    enabled5.addActionListener(this);
    enabled5.setActionCommand("ENABLED5");
    statePanel.add(enabled5);
    editable5 = new JCheckBox("editable");
    editable5.setSelected(true);
    editable5.addActionListener(this);
    editable5.setActionCommand("EDITABLE5");
    statePanel.add(editable5);
    statePanel.add(Box.createVerticalGlue());
    panel.add(statePanel, BorderLayout.EAST);

    return panel;
  }

  public void actionPerformed(ActionEvent e)
  {
    if (e.getActionCommand().equals("CLOSE"))
      {
        System.exit(0);
      }
    else if (e.getActionCommand().equals("ENABLED1"))
      {
        boolean enabled = enabled1.isSelected();
        textarea1.setEnabled(enabled);
        textarea2.setEnabled(enabled);
        textarea3.setEnabled(enabled);
      }
    else if (e.getActionCommand().equals("EDITABLE1"))
      {
        boolean editable = editable1.isSelected();
        textarea1.setEditable(editable);
        textarea2.setEditable(editable);
        textarea3.setEditable(editable);
      }
    else if (e.getActionCommand().equals("ENABLED2"))
      {
        boolean enabled = enabled2.isSelected();
        textarea4.setEnabled(enabled);
        textarea5.setEnabled(enabled);
        textarea6.setEnabled(enabled);
      }
    else if (e.getActionCommand().equals("EDITABLE2"))
      {
        boolean editable = editable2.isSelected();
        textarea4.setEditable(editable);
        textarea5.setEditable(editable);
        textarea6.setEditable(editable);
      }
    else if (e.getActionCommand().equals("ENABLED3"))
      {
        boolean enabled = enabled3.isSelected();
        textarea7.setEnabled(enabled);
        textarea8.setEnabled(enabled);
        textarea9.setEnabled(enabled);
      }
    else if (e.getActionCommand().equals("EDITABLE3"))
      {
        boolean editable = editable3.isSelected();
        textarea7.setEditable(editable);
        textarea8.setEditable(editable);
        textarea9.setEditable(editable);
      }
    else if (e.getActionCommand().equals("ENABLED4"))
      {
        boolean enabled = enabled4.isSelected();
        textarea10.setEnabled(enabled);
        textarea11.setEnabled(enabled);
        textarea12.setEnabled(enabled);
        textarea13.setEnabled(enabled);
        textarea14.setEnabled(enabled);
        textarea14b.setEnabled(enabled);
      }
    else if (e.getActionCommand().equals("EDITABLE4"))
      {
        boolean editable = editable4.isSelected();
        textarea10.setEditable(editable);
        textarea11.setEditable(editable);
        textarea12.setEditable(editable);
        textarea13.setEditable(editable);
        textarea14.setEditable(editable);
        textarea14b.setEditable(editable);
      }
  }

  public static void main(String[] args)
  {
    SwingUtilities.invokeLater
    (new Runnable()
     {
       public void run()
       {
         TextAreaDemo app = new TextAreaDemo();
         app.initFrameContent();
         JFrame frame = new JFrame();
         frame.getContentPane().add(app);
         frame.pack();
         frame.setVisible(true);
       }
     });
  }

  /**
   * Returns a DemoFactory that creates a TextAreaDemo.
   *
   * @return a DemoFactory that creates a TextAreaDemo
   */
  public static DemoFactory createDemoFactory()
  {
    return new DemoFactory()
    {
      public JComponent createDemo()
      {
        return new TextAreaDemo();
      }
    };
  }
}