differenttypedemo.java

来自「java2应用开发指南第一版」· Java 代码 · 共 49 行

//DifferentTypeDemo.java
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class DifferentTypeDemo extends JFrame {
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();
    Button button1 = new Button();

    //Constructor method
    public DifferentTypeDemo()
    {
        //设置布局管理器为null
        this.getContentPane().setLayout(null);
        //轻量组件
        jButton1.setText("Swing Button#1");
        jButton1.setBounds(new Rectangle(72, 32, 164, 92));
        jButton2.setText("Swing button#2");
        jButton2.setBounds(new Rectangle(96, 91, 165, 91));
        //重量组件
        button1.setBounds(new Rectangle(177, 143, 137, 67));
        button1.setLabel("AWT Button");
        //添加组件到容器中
        this.getContentPane().add(jButton1);
        this.getContentPane().add(jButton2);
        this.getContentPane().add(button1);
    }

    public static void main(String[] args)
    {
        //创建框架窗体
        DifferentTypeDemo differentTypeDemo = new DifferentTypeDemo();
        //设置框架窗口的大小
        differentTypeDemo.setSize(new Dimension(400, 300));
		//设置框架窗体的事件监听(关闭窗体事件)
		differentTypeDemo.addWindowListener(new WindowAdapter(){
			public void windowClosing(WindowEvent e)
			{
				System.exit(0);
			}
		});

		//显示框架窗体
	    differentTypeDemo.validate();
		differentTypeDemo.show();
    }
}