frame1.java~49~

很好得jbuilder100例源代码

package joptionpane;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;

public class Frame1 extends JFrame {
  JPanel contentPane;
  VerticalFlowLayout verticalFlowLayout1 = new VerticalFlowLayout();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JButton jButton3 = new JButton();
  JButton jButton4 = new JButton();
  JButton jButton5 = new JButton();

  /**Construct the frame*/
  public Frame1() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  /**Component initialization*/
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    jButton1.setText("警告");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton1_actionPerformed(e);
      }
    });
    contentPane.setLayout(verticalFlowLayout1);
    this.setResizable(false);
    this.setSize(new Dimension(212, 235));
    this.setTitle("JOptionPane演示程序");
    jButton2.setText("提示");
    jButton2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton2_actionPerformed(e);
      }
    });
    jButton3.setText("错误");
    jButton3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton3_actionPerformed(e);
      }
    });
    jButton4.setText("提问");
    jButton4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton4_actionPerformed(e);
      }
    });
    jButton5.setText("无类型");
    contentPane.add(jButton1, null);
    contentPane.add(jButton2, null);
    contentPane.add(jButton3, null);
    contentPane.add(jButton4, null);
    contentPane.add(jButton5, null);
  }
  /**Overridden so we can exit when window is closed*/
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }

  void jButton1_actionPerformed(ActionEvent e) {
    JOptionPane.showMessageDialog(this,"这是一条警告信息！",
                                  "警告信息",
                                  JOptionPane.WARNING_MESSAGE);
  }

  void jButton2_actionPerformed(ActionEvent e) {
    JOptionPane.showConfirmDialog(this,"这是一条提示信息！","提示信息",JOptionPane.OK_CANCEL_OPTION,JOptionPane.INFORMATION_MESSAGE);
  }

  void jButton3_actionPerformed(ActionEvent e) {
    JOptionPane.showConfirmDialog(this,"这是一条错误信息！","错误信息",JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.ERROR_MESSAGE);
  }

  void jButton4_actionPerformed(ActionEvent e) {
    JOptionPane.showConfirmDialog(this,new JTextField("答案"),"请输入问题的答案",JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.QUESTION_MESSAGE);
  }

}