txfm1.java

jbuilder2005

package txlx;

import java.awt.*;
import javax.swing.*;

public class txfm1
    extends JFrame {
  JPanel contentPane;
  BorderLayout borderLayout1 = new BorderLayout();

  public txfm1() {
    try {
      setDefaultCloseOperation(EXIT_ON_CLOSE);
      jbInit();
    }
    catch (Exception exception) {
      exception.printStackTrace();
    }
  }

  /**
   * Component initialization.
   *
   * @throws java.lang.Exception
   */
  private void jbInit() throws Exception {
    contentPane = (JPanel) getContentPane();
    contentPane.setLayout(borderLayout1);
    setSize(new Dimension(300, 200));    //修改窗体尺寸
    setTitle("图形练习程序");
  }
  public void paint(Graphics g)   {
   g.drawString("Java的图形世界! ",30,60);
   // 在指定位置（30，60）显示字符串"Java的图形世界!  "
  }
}