黃璽安

1. package com.example.student.myapplication;
   
2. 
   
3. import android.support.v7.app.AppCompatActivity;
   
4. import android.os.Bundle;
   
5. import android.view.View;
   
6. import android.widget.Button;
   
7. import android.widget.ImageView;
   
8. 
   
9. public class MainActivity extends AppCompatActivity {
   
10.     Button button1, button2;
    
11.     ImageView imageView;
    
12.     int num = 0;
    
13.     int p = 0, count;
    
14.     int[] imageID = new int[6];
    
15. 
    
16.     @Override
    
17.     protected void onCreate(Bundle savedInstanceState) {
    
18.         super.onCreate(savedInstanceState);
    
19.         setContentView(R.layout.activity_main);
    
20.         init();
    
21.     }
    
22. 
    
23.     public void init() {
    
24.         button1 = (Button) findViewById(R.id.button1);
    
25.         button2 = (Button) findViewById(R.id.button2);
    
26.         imageView = (ImageView) findViewById(R.id.imageView);
    
27.         imageID[0] = R.drawable.img01;
    
28.         imageID[1] = R.drawable.img02;
    
29.         imageID[2] = R.drawable.img03;
    
30.         imageID[3] = R.drawable.img04;
    
31.         imageID[4] = R.drawable.img05;
    
32.         imageID[5] = R.drawable.img06;
    
33.     }
    
34.     public void Button1(View view)
    
35.     {
    
36.         if(num==1)
    
37.         {
    
38.             num+=0;
    
39.             setTitle("第 " + (p + 1) + " / " + count + " 張");
    
40.         }
    
41.         else
    
42.             num--;
    
43.             setTitle("第 " + (p - 1) + " / " + count + " 張");
    
44.             imageView.setImageResource(imageID[num-1]);
    
45.     }
    
46. }

複製代碼