java,界面设计(请高手支招)

Posted 2020-11-05 wyfoelovecy112

import javax.swing.*;
public class MyFrame extends JFrame{
                   piublic MyFrame(){
                             this.setTitle("这是我第一个窗口");
                             this.setSize(300,300);
                             this.setResizable(false);
                             this.setVisible(true);
}
public static void main(String args[]){
                  MyFrame  frame1=new MyFrame();
            }
}

import java.awt.*;
public class ContenPaneDemo extends JFrame{
           public ContentPaneDemo(){
                  super("我喜欢的第一个明星张国荣");
                  Container contentPane=this.getContentPane();//这代码有什么作用
                  contentPane.setBackground(Color.cyan);
                  this.setSize(300,300);
                  this.setResizable(false);
                  this.setVisible(true);
public static void main(String args[]){
       ContentPaneDemo lesile=new ContentPaneDemo();
   }
}