java简单界面实现

import javax.swing.JFrame;

import javax.swing.JPanel;

public class DemoFrame extends JFrame{

		public DemoFrame(DemoPanel panel)

		{

			this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

			this.setSize(300, 200);

			this.setTitle("Frame Demo");

			this.add(panel);

			this.setResizable(false);

			this.setVisible(true);

		}

		public static void main(String[] args)

		{

			DemoPanel panel = new DemoPanel();

			DemoFrame Frame = new DemoFrame(panel);

		}

}

import java.awt.GridLayout;

import javax.swing.JButton;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JPasswordField;

import javax.swing.JTextField;

public class DemoPanel extends JPanel{

	private JLabel labelUser, labelPassWd;            //标签      用户名，密码

	private JButton buttonLogin, buttonReset;         //按钮      登录，重置

	private JTextField textFieldUserName;             //文本框  用户名输入

	private JPasswordField passWdField;               //密码框  密码输入

    private JPanel panelUserName;

    private JPanel panelPassWd;

    private JPanel panelLoginButton;

    public DemoPanel(){

    	this.labelUser = new JLabel("用户名");

    	this.labelPassWd = new JLabel("密    码");

    	this.buttonLogin = new JButton("登录");

    	this.buttonReset = new JButton("重置");

    	this.textFieldUserName = new JTextField(10);

    	this.passWdField = new JPasswordField(10);

    	this.panelPassWd = new JPanel();

    	this.panelUserName = new JPanel();

    	this.panelLoginButton = new JPanel();

    	this.setLayout(new GridLayout(3, 1));  //网格式布局

    	this.panelUserName.add(this.labelUser);

    	this.panelUserName.add(this.textFieldUserName);

    	this.panelPassWd.add(this.labelPassWd);

    	this.panelPassWd.add(this.passWdField);

    	this.panelLoginButton.add(buttonLogin);

    	this.panelLoginButton.add(buttonReset);

    	this.add(this.panelUserName);

    	this.add(this.panelPassWd);

    	this.add(this.panelLoginButton);

    }

}

swing简单界面实现，运行结果如下：

巴特西

java简单界面实现

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