世界您好界面程序 : 基础知识 « 图形用户界面 « Java

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世界您好界面程序
世界您好界面程序


import javax.swing.JFrame;
import javax.swing.JLabel;

public class HelloWorldSwing {
  public static void main(String[] args) {
    JFrame frame = new JFrame("HelloWorldSwing");
    final JLabel label = new JLabel("Hello World");
    frame.getContentPane().add(label);

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setVisible(true);
  }
}


           
       
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