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1、import java.awt.Color;import java.awt.Container;import java.awt.FlowLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.Box;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JT
2、extField;class WindowButton extends JFrame implements ActionListener/* * */private static final long serialVersionUID = 1L;int number;JTextField inputNumber;JLabel feedBack;JButton buttonGetNumber,buttonEnter;WindowButton(String s)super(猜数字小游戏);buttonGetNumber=new JButton(得到一个随机数);feedBack=new JLabe
3、l(无反馈信息,JLabel.CENTER);feedBack.setBackground(Color.green);inputNumber=new JTextField(0,5);buttonEnter=new JButton(确定);buttonEnter.addActionListener(this);buttonGetNumber.addActionListener(this);buttonGetNumber.addActionListener(this);Box boxH1=Box.createHorizontalBox();boxH1.add(new JLabel(获取1-100之
4、间的随机数：);boxH1.add(buttonGetNumber);Box boxH2=Box.createHorizontalBox();boxH2.add(new JLabel(输入您的猜测: );boxH2.add(inputNumber);Box boxH3=Box.createHorizontalBox();boxH3.add(new JLabel(单击确定按钮: );boxH3.add(buttonEnter);Box boxH4=Box.createHorizontalBox();boxH4.add(new JLabel(反馈信息: );boxH4.add(feedBack);
5、Box baseBox=Box.createVerticalBox();baseBox.add(boxH1);baseBox.add(boxH2);baseBox.add(boxH3);baseBox.add(boxH4);Container con=getContentPane();con.setLayout(new FlowLayout();con.add(baseBox);con.validate();setBounds(120,125,279,200);setVisible(true);setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);set
6、Bounds(100,100,150,150);setVisible(true);validate();public void actionPerformed(ActionEvent e)if(e.getSource()=buttonGetNumber)number=(int)(Math.random()*100)+1;else if(e.getSource()=buttonEnter)int guess=0;tryguess=Integer.parseInt(inputNumber.getText();if(guess=number)JOptionPane.showMessageDialog
7、(this,猜对了); else if(guessnumber)JOptionPane.showMessageDialog(this,猜大了); inputNumber.setText(null);else if(guessnumber)JOptionPane.showMessageDialog(this,猜小了); inputNumber.setText(null);catch(NumberFormatException event)JOptionPane.showMessageDialog(this,请输入数字字符); public class 猜数字游戏 public static void main(String args)new WindowButton(猜数字小游戏);