Subversion Repositories openrisc

/* SpinnerDemo.java -- An example showing various spinners in Swing.

   Copyright (C) 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.Font;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.Calendar;

import java.util.Date;

import javax.swing.BorderFactory;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JComponent;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JSpinner;

import javax.swing.SpinnerDateModel;

import javax.swing.SpinnerListModel;

import javax.swing.SpinnerNumberModel;

import javax.swing.SwingUtilities;

/**

 * A simple demo showing various spinners in different states.

 */

public class SpinnerDemo

  extends JPanel

  implements ActionListener

{

  private JCheckBox spinnerState1;

  private JSpinner spinner1;

  private JSpinner spinner2;

  private JCheckBox spinnerState2;

  private JSpinner spinner3;

  private JSpinner spinner4;

  private JCheckBox spinnerState3;

  private JSpinner spinner5;

  private JSpinner spinner6;

  /**

   * Creates a new demo instance.

   */

  public SpinnerDemo()

  {

    super();

    createContent();

  }

  /**

   * 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(3, 1));

    panel.add(createPanel1());

    panel.add(createPanel2());

    panel.add(createPanel3());

    add(panel);

  }

  private JPanel createPanel1()

  {

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

    this.spinnerState1 = new JCheckBox("Enabled", true);

    this.spinnerState1.setActionCommand("COMBO_STATE1");

    this.spinnerState1.addActionListener(this);

    panel.add(this.spinnerState1, BorderLayout.EAST);

    JPanel controlPanel = new JPanel();

    controlPanel.setBorder(BorderFactory.createTitledBorder(

        "Number Spinner: "));

    this.spinner1 = new JSpinner(new SpinnerNumberModel(5.0, 0.0, 10.0, 0.5));

    this.spinner2 = new JSpinner(new SpinnerNumberModel(50, 0, 100, 5));

    this.spinner2.setFont(new Font("Dialog", Font.PLAIN, 20));

    controlPanel.add(this.spinner1);

    controlPanel.add(this.spinner2);

    panel.add(controlPanel);

    return panel;

  }

  private JPanel createPanel2()

  {

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

    this.spinnerState2 = new JCheckBox("Enabled", true);

    this.spinnerState2.setActionCommand("COMBO_STATE2");

    this.spinnerState2.addActionListener(this);

    panel.add(this.spinnerState2, BorderLayout.EAST);

    JPanel controlPanel = new JPanel();

    controlPanel.setBorder(BorderFactory.createTitledBorder("Date Spinner: "));

    this.spinner3 = new JSpinner(new SpinnerDateModel(new Date(), null, null,

        Calendar.DATE));

    this.spinner4 = new JSpinner(new SpinnerDateModel(new Date(), null, null,

        Calendar.YEAR));

    this.spinner4.setFont(new Font("Dialog", Font.PLAIN, 20));

    controlPanel.add(this.spinner3);

    controlPanel.add(this.spinner4);

    panel.add(controlPanel);

    return panel;

  }

  private JPanel createPanel3()

  {

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

    this.spinnerState3 = new JCheckBox("Enabled", true);

    this.spinnerState3.setActionCommand("COMBO_STATE3");

    this.spinnerState3.addActionListener(this);

    panel.add(this.spinnerState3, BorderLayout.EAST);

    JPanel controlPanel = new JPanel();

    controlPanel.setBorder(BorderFactory.createTitledBorder("List Spinner: "));

    this.spinner5 = new JSpinner(new SpinnerListModel(new Object[] {"Red",

        "Orange", "Yellow", "Green", "Blue", "Indigo", "Violet"}));

    this.spinner6 = new JSpinner(new SpinnerListModel(new Object[] {"Red",

        "Orange", "Yellow", "Green", "Blue", "Indigo", "Violet"}));

    this.spinner6.setValue("Yellow");

    this.spinner6.setFont(new Font("Dialog", Font.PLAIN, 20));

    controlPanel.add(this.spinner5);

    controlPanel.add(this.spinner6);

    panel.add(controlPanel);

    return panel;

  }

  public void actionPerformed(ActionEvent e)

  {

    if (e.getActionCommand().equals("COMBO_STATE1"))

    {

      spinner1.setEnabled(spinnerState1.isSelected());

      spinner2.setEnabled(spinnerState1.isSelected());

    }

    else if (e.getActionCommand().equals("COMBO_STATE2"))

    {

      spinner3.setEnabled(spinnerState2.isSelected());

      spinner4.setEnabled(spinnerState2.isSelected());

    }

    else if (e.getActionCommand().equals("COMBO_STATE3"))

    {

      spinner5.setEnabled(spinnerState3.isSelected());

      spinner6.setEnabled(spinnerState3.isSelected());

    }

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

    {

      System.exit(0);

    }

  }

  public static void main(String[] args)

  {

    SwingUtilities.invokeLater

    (new Runnable()

     {

       public void run()

       {

         SpinnerDemo app = new SpinnerDemo();

         app.initFrameContent();

         JFrame frame = new JFrame("Spinner Demo");

         frame.getContentPane().add(app);

         frame.pack();

         frame.setVisible(true);

       }

     });

  }

  /**

   * Returns a DemoFactory that creates a SpinnerDemo.

   *

   * @return a DemoFactory that creates a SpinnerDemo

   */

  public static DemoFactory createDemoFactory()

  {

    return new DemoFactory()

    {

      public JComponent createDemo()

      {

        return new SpinnerDemo();

      }

    };

  }

}