5.2 GUI���i

package gui;
import javax.swing.*;
import javax.swing.border.TitledBorder;
import java.awt.*;

public class Widgets extends JFrame {
  String fruit[] =
  {"Orange", "Apple", "Banana", "Grape"};
    
  public Widgets() {
    createComponents();

    Container contentPane =
      getContentPane();
    contentPane.setLayout(
      new GridLayout (3, 4, 5, 5));
    contentPane.add (jButton);
    contentPane.add (jCheckBox);
    contentPane.add (jRadioButton);
    contentPane.add (jToggleButton);
    contentPane.add (jComboBox);
    contentPane.add (jList);
    contentPane.add (jSlider);
    contentPane.add (jProgressBar);
    contentPane.add (jLabel);
    contentPane.add (jTextField);
    contentPane.add (jPasswordField);
    contentPane.add (jTextArea);

    setTitle ("GUI�R���|�[�l���g");
    setDefaultCloseOperation(
      JFrame.EXIT_ON_CLOSE);
    pack();
    setVisible(true);
  }

  void createComponents() {
    jButton = new JButton ("�{�^��");
    jButton.setBorder(
      new TitledBorder("JButton"));

    jCheckBox =
      new JCheckBox ("�`�F�b�N�{�b�N�X", true);
    jCheckBox.setBorder(
      new TitledBorder("JCheckBox"));
    jCheckBox.setBorderPainted(true);

    jRadioButton =
      new JRadioButton ("���W�I�{�^��", true);
    jRadioButton.setBorder(
      new TitledBorder("JRadioButton"));
    jRadioButton.setBorderPainted(true);
        
    jToggleButton =
      new JToggleButton ("�g�O���{�^��");
    jToggleButton.setBorder(
      new TitledBorder("JToggleButton"));

    jComboBox = new JComboBox (fruit);
    jComboBox.setBorder(
      new TitledBorder("JComboBox"));
        
    jList = new JList (fruit);
    jList.setBorder(
      new TitledBorder("JList"));

    jSlider = new JSlider (0, 50, 30);
    jSlider.setMajorTickSpacing(10);
    jSlider.setPaintTicks(true);
    jSlider.setPaintLabels(true);
    jSlider.setBorder(
      new TitledBorder("JSlider"));

    jProgressBar = new JProgressBar (0, 100);
    jProgressBar.setValue(60);
    jProgressBar.setBorder(
      new TitledBorder("JProgressBar"));

    jLabel = new JLabel ("���x��");
    jLabel.setBorder(
      new TitledBorder("JLabel"));

    jTextField =
      new JTextField("�e�L�X�g�t�B�[���h");
    jTextField.setBorder(
      new TitledBorder("JTextField"));

    jPasswordField =
      new JPasswordField("�p�X���[�h�t�B�[���h");
    jPasswordField.setBorder(
      new TitledBorder("JPasswordField"));

    jTextArea = new JTextArea (
      "�e�L�X�g�G���A...\n�e�L�X�g�G���A...\n");
    jTextArea.setBorder(
      new TitledBorder("JTextArea"));
  }

  public static void main (String[] args) {
    new Widgets();
  }

  JButton jButton;
  JCheckBox jCheckBox;
  JRadioButton jRadioButton;
  JToggleButton jToggleButton;
  JComboBox jComboBox;
  JList jList;
  JSlider jSlider;
  JProgressBar jProgressBar;
  JLabel jLabel;
  JTextField jTextField;
  JPasswordField jPasswordField;
  JTextArea jTextArea;
}

�} 9: Widgets.java���\��