java小程序之(GUI)确认对话框JOptionPane.showConfirmDialog

一时失言乱红尘 2022-07-27 15:58 199阅读 0赞

猜生日，示例程序：

//import javax.swing.JOptionPane;
    import javax.swing.*;
    public class Demo032401{
        public static void main( String [] args ){
            String s1 = 
                                " 1   3   5    7\n " + 
                                " 9 11 13 15 \n " +
                                " 17 19 21 23\n " +
                                " 25 27 29 31\n ";
            String s2 = 
                                " 2 3 6 7\n " +
                                " 10 11 14 15\n " +
                                " 18 19 22 23\n " +
                                " 26 27 30 31\n ";
            String s3 = 
                                "4 5 6 7\n " +
                                " 12 13 14 15\n " +
                                " 20 21 22 23\n " +
                                " 28 29 30 31\n ";
            String s4 = 
                                " 8 9 10 11\n " +
                                " 12 13 14 15\n " +
                                " 24 25 26 27\n " +
                                " 28 29 30 31\n ";
            String s5 =
                                " 16 17 18 19\n " +
                                " 20 21 22 23\n " +
                                " 24 25 26 27\n " +
                                " 28 29 30 31\n ";
            int day = 0;
            int answer = JOptionPane.showConfirmDialog( null, " Is your birthday in these numbers?\n " + s1 );
            if ( answer == JOptionPane.YES_OPTION )
                day += 1;
    
            answer = JOptionPane.showConfirmDialog( null, " Is your birthday in these numbers?\n " + s2 );
            if ( answer == JOptionPane.YES_OPTION )
                day += 2;
    
            answer = JOptionPane.showConfirmDialog( null, " Is your birthday in these numbers?\n " + s3 );
            if ( answer == JOptionPane.YES_OPTION )
                day += 4;
    
            answer = JOptionPane.showConfirmDialog( null, " Is your birthday in these numbers?\n " + s4 );
            if ( answer == JOptionPane.YES_OPTION )
                day += 8;
    
            answer = JOptionPane.showConfirmDialog( null, " Is your birthday in these numbers?\n " + s5 );
            if ( answer == JOptionPane.YES_OPTION )
                day += 16;
    
            //show your birthday number
            JOptionPane.showMessageDialog( null, " Your birthday number is " + day + " ! " );
            System.out.println( "RUN OVER!!!" );
        }
    }