Subversion Repositories openrisc

/* ButtonDemo.java -- An example showing various buttons in Swing.

   Copyright (C) 2005, 2006  Free Software Foundation, Inc.

This file is part of GNU Classpath examples.

GNU Classpath is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2, or (at your option)

any later version.

GNU Classpath is distributed in the hope that it will be useful, but

WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

General Public License for more details.

You should have received a copy of the GNU General Public License

along with GNU Classpath; see the file COPYING.  If not, write to the

Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

02110-1301 USA.

*/

package gnu.classpath.examples.swing;

import java.awt.BorderLayout;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.BorderFactory;

import javax.swing.ButtonGroup;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JComponent;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JToggleButton;

import javax.swing.SwingConstants;

import javax.swing.SwingUtilities;

import javax.swing.plaf.metal.MetalIconFactory;

/**

 * A simple button demo showing various buttons in different states.

 */

public class ButtonDemo

  extends JPanel

  implements ActionListener

{

  private JCheckBox buttonState;

  private JButton button1;

  private JButton button2;

  private JButton button3;

  private JButton button4;

  private JCheckBox toggleState;

  private JToggleButton toggle1;

  private JToggleButton toggle2;

  private JToggleButton toggle3;

  private JToggleButton toggle4;

  private JCheckBox checkBoxState;

  private JCheckBox checkBox1;

  private JCheckBox checkBox2;

  private JCheckBox checkBox3;

  private JCheckBox radioState;

  private JRadioButton radio1;

  private JRadioButton radio2;

  private JRadioButton radio3;

  /**

   * Creates a new demo instance.

   */

  public ButtonDemo()

  {

    createContent();

    // initFrameContent() is only called (from main) when running this app

    // standalone

  }

  /**

   * When the demo is run independently, the frame is displayed, so we should

   * initialise the content panel (including the demo content and a close

   * button).  But when the demo is run as part of the Swing activity board,

   * only the demo content panel is used, the frame itself is never displayed,

   * so we can avoid this step.

   */

  void initFrameContent()

  {

    JPanel closePanel = new JPanel();

    JButton closeButton = new JButton("Close");

    closeButton.setActionCommand("CLOSE");

    closeButton.addActionListener(this);

    closePanel.add(closeButton);

    add(closePanel, BorderLayout.SOUTH);

  }

  /**

   * Returns a panel with the demo content.  The panel

   * uses a BorderLayout(), and the BorderLayout.SOUTH area

   * is empty, to allow callers to add controls to the

   * bottom of the panel if they want to (a close button is

   * added if this demo is being run as a standalone demo).

   */

  private void createContent()

  {

    setLayout(new BorderLayout());

    JPanel panel = new JPanel(new GridLayout(4, 1));

    panel.add(createButtonPanel());

    panel.add(createTogglePanel());

    panel.add(createCheckBoxPanel());

    panel.add(createRadioPanel());

    add(panel);

  }

  private JPanel createButtonPanel()

  {

    JPanel panel = new JPanel(new BorderLayout());

    this.buttonState = new JCheckBox("Enabled", true);

    this.buttonState.setActionCommand("BUTTON_STATE");

    this.buttonState.addActionListener(this);

    panel.add(this.buttonState, BorderLayout.EAST);

    JPanel buttonPanel = new JPanel();

    buttonPanel.setBorder(BorderFactory.createTitledBorder("JButton"));

    this.button1 = new JButton("Button 1");

    this.button2 = new JButton("Button 2");

    this.button2.setIcon(MetalIconFactory.getInternalFrameDefaultMenuIcon());

    this.button3 = new JButton("Button 3");

    this.button3.setIcon(MetalIconFactory.getFileChooserHomeFolderIcon());

    this.button3.setHorizontalTextPosition(SwingConstants.CENTER);

    this.button3.setVerticalTextPosition(SwingConstants.BOTTOM);

    this.button4 = new JButton("Button 4");

    this.button4.setIcon(MetalIconFactory.getFileChooserUpFolderIcon());

    this.button4.setText(null);

    buttonPanel.add(button1);

    buttonPanel.add(button2);

    buttonPanel.add(button3);

    buttonPanel.add(button4);

    panel.add(buttonPanel);

    return panel;

  }

  private JPanel createTogglePanel()

  {

    JPanel panel = new JPanel(new BorderLayout());

    this.toggleState = new JCheckBox("Enabled", true);

    this.toggleState.setActionCommand("TOGGLE_STATE");

    this.toggleState.addActionListener(this);

    panel.add(this.toggleState, BorderLayout.EAST);

    JPanel buttonPanel = new JPanel();

    buttonPanel.setBorder(BorderFactory.createTitledBorder("JToggleButton"));

    this.toggle1 = new JToggleButton("Toggle 1");

    this.toggle2 = new JToggleButton("Toggle 2");

    this.toggle2.setIcon(MetalIconFactory.getInternalFrameDefaultMenuIcon());

    this.toggle3 = new JToggleButton("Toggle 3");

    this.toggle3.setIcon(MetalIconFactory.getFileChooserHomeFolderIcon());

    this.toggle3.setHorizontalTextPosition(SwingConstants.CENTER);

    this.toggle3.setVerticalTextPosition(SwingConstants.BOTTOM);

    this.toggle4 = new JToggleButton("Toggle 4");

    this.toggle4.setIcon(MetalIconFactory.getFileChooserUpFolderIcon());

    this.toggle4.setText(null);

    ButtonGroup toggleGroup = new ButtonGroup();

    toggleGroup.add(toggle1);

    toggleGroup.add(toggle2);

    toggleGroup.add(toggle3);

    toggleGroup.add(toggle4);

    buttonPanel.add(toggle1);

    buttonPanel.add(toggle2);

    buttonPanel.add(toggle3);

    buttonPanel.add(toggle4);

    panel.add(buttonPanel);

    return panel;

  }

  private JPanel createCheckBoxPanel()

  {

    JPanel panel = new JPanel(new BorderLayout());

    this.checkBoxState = new JCheckBox("Enabled", true);

    this.checkBoxState.setActionCommand("CHECKBOX_STATE");

    this.checkBoxState.addActionListener(this);

    panel.add(this.checkBoxState, BorderLayout.EAST);

    JPanel buttonPanel = new JPanel();

    buttonPanel.setBorder(BorderFactory.createTitledBorder("JCheckBox"));

    this.checkBox1 = new JCheckBox("CheckBox 1");

    this.checkBox2 = new JCheckBox("CheckBox 2");

    this.checkBox3 = new JCheckBox("CheckBox 3");

    buttonPanel.add(checkBox1);

    buttonPanel.add(checkBox2);

    buttonPanel.add(checkBox3);

    panel.add(buttonPanel);

    return panel;

  }

  private JPanel createRadioPanel()

  {

    JPanel panel = new JPanel(new BorderLayout());

    this.radioState = new JCheckBox("Enabled", true);

    this.radioState.setActionCommand("RADIO_STATE");

    this.radioState.addActionListener(this);

    panel.add(this.radioState, BorderLayout.EAST);

    JPanel buttonPanel = new JPanel();

    buttonPanel.setBorder(BorderFactory.createTitledBorder("JRadioButton"));

    this.radio1 = new JRadioButton("Radio 1");

    this.radio2 = new JRadioButton("Radio 2");

    this.radio3 = new JRadioButton("Radio 3");

    ButtonGroup radioGroup = new ButtonGroup();

    radioGroup.add(radio1);

    radioGroup.add(radio2);

    radioGroup.add(radio3);

    buttonPanel.add(radio1);

    buttonPanel.add(radio2);

    buttonPanel.add(radio3);

    panel.add(buttonPanel);

    return panel;

  }

  public void actionPerformed(ActionEvent e)

  {

    if (e.getActionCommand().equals("BUTTON_STATE"))

    {

      button1.setEnabled(buttonState.isSelected());

      button2.setEnabled(buttonState.isSelected());

      button3.setEnabled(buttonState.isSelected());

      button4.setEnabled(buttonState.isSelected());

    }

    else if (e.getActionCommand().equals("TOGGLE_STATE"))

    {

      toggle1.setEnabled(toggleState.isSelected());

      toggle2.setEnabled(toggleState.isSelected());

      toggle3.setEnabled(toggleState.isSelected());

      toggle4.setEnabled(toggleState.isSelected());

    }

    else if (e.getActionCommand().equals("CHECKBOX_STATE"))

    {

      checkBox1.setEnabled(checkBoxState.isSelected());

      checkBox2.setEnabled(checkBoxState.isSelected());

      checkBox3.setEnabled(checkBoxState.isSelected());

    }

    else if (e.getActionCommand().equals("RADIO_STATE"))

    {

      radio1.setEnabled(radioState.isSelected());

      radio2.setEnabled(radioState.isSelected());

      radio3.setEnabled(radioState.isSelected());

    }

    else if (e.getActionCommand().equals("CLOSE"))

    {

      System.exit(0);

    }

  }

  public static void main(String[] args)

  {

    SwingUtilities.invokeLater

    (new Runnable()

     {

       public void run()

       {

         ButtonDemo app = new ButtonDemo();

         app.initFrameContent();

         JFrame frame = new JFrame("ButtonDemo");

         frame.getContentPane().add(app);

         frame.pack();

         frame.setVisible(true);

       }

     });

  }

  /**

   * Returns a DemoFactory that creates a ButtonDemo.

   *

   * @return a DemoFactory that creates a ButtonDemo

   */

  public static DemoFactory createDemoFactory()

  {

    return new DemoFactory()

    {

      public JComponent createDemo()

      {

        return new ButtonDemo();

      }

    };

  }

}