package cardtest;

import java.awt.*;
import java.awt.event.*;

//(0)參見教材P-118 程序8-4:
//CardTest是繼承鼠標(biāo)適配器(既:MouseAdapter)的類
//CardTest類內(nèi)定義了三個(gè)函數(shù)
//main( )、init( )、mouseClicked ( MouseEvent e )
public class CardTest extends MouseAdapter{
    int i=1 ;
    public CardTest() {
        try {
            jbInit();
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    Panel p1,p2,p3,p4,p5,p6,p7;
    Label l1,l2,l3,l4,l5,l6,l7;
        //(1)聲明一個(gè)CardLayout類對(duì)象
        CardLayout myCard;
        Frame f;
        public static void main(String args[]){
          CardTest ct=new CardTest();
          ct.init();
        }
        public void init() {
          f=new Frame("Card Test");
          myCard=new CardLayout();
                f.setLayout(myCard);
                p1=new Panel();
                p2=new Panel();
                p3=new Panel();
                p4=new Panel();
                p5=new Panel();
                p6=new Panel();
                p7=new Panel();
        //(2)為每個(gè)Panel創(chuàng)建一個(gè)標(biāo)簽并設(shè)定不同的背景顏色，以便區(qū)分
        l1=new Label("This is the first Panel");
        p1.add(l1);
        p1.setBackground(Color.yellow);

        l2=new Label("This is the second Panel");
        p2.add(l2);
        p2.setBackground(Color.green);

        l3=new Label("This is the third Panel");
        p3.add(l3);
        p3.setBackground(Color.magenta);

        l4=new Label("This is the forth Panel");
        p4.add(l4);
        p4.setBackground(Color.white);

        l5=new Label("This is the fifth Panel");
        p5.add(l5);
        p5.setBackground(Color.cyan);

        l6=new Label("This is the sixth Panel");
        p6.add(l6);
        p1.setBackground(Color.red);


        l7=new Label("This is the seventh Panel");
        p7.add(l7);
        p1.setBackground(Color.red);



        //(3)設(shè)定(即:注冊(cè))鼠標(biāo)事件的監(jiān)聽程序
        p1.addMouseListener(this);
        p2.addMouseListener(this);
        p3.addMouseListener(this);
        p4.addMouseListener(this);
        p5.addMouseListener(this);
        p6.addMouseListener(this);
        p7.addMouseListener(this);

        keyclick kc=new keyclick() ;        //****(關(guān)閉方法-1-（1）)
        WindowsClose wc=new WindowsClose() ;//****(關(guān)閉方法-3-（1）)

        //(4)將每個(gè)Panel作為一張卡片加入Frame
        f.add(p1,"First");
        f.add(p2,"Second");
        f.add(p3,"Third");
        f.add(p4,"Forth");
        f.add(p5,"Fifth");
        f.add(p6,"sixth");
        f.add(p7,"seventh");
        f.addKeyListener(kc);//***
        this.f.addWindowListener(wc);
        //(5)顯示第一張卡片
        myCard.show(f,"First");
        f.setSize(300,200);
        f.show();
        }
        //(6)處理鼠標(biāo)事件:
        //若單擊鼠標(biāo)鍵,則顯示下一張卡片.
        //若已經(jīng)顯示到最后一張,則重新顯示第一張.
        public void mouseClicked(MouseEvent e){
            myCard.next(f);
            i++;
            if (i==7){//(關(guān)閉方法-2-（1）)
                System.exit(0);
            }
        }
    private void jbInit() throws Exception {
    }
}
class keyclick extends KeyAdapter{         //****(關(guān)閉方法-1-（2）)
    public void keyPressed(KeyEvent e){
            System.exit(0);                 //****(關(guān)閉方法-1-（3）)
    }
}

class WindowsClose extends WindowAdapter{  //****(關(guān)閉方法-3-（2）)
    public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
}
//編譯源代碼：Javac	CardTest.java
//運(yùn)行字節(jié)碼：Java	CardTest
//運(yùn)行結(jié)果：若單擊鼠標(biāo)鍵,則顯示下一張卡片