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Android Studio 实战演练—小猴子摘桃_android上机实验猴子摘桃

作者：花生_TL007 | 2024-04-28 12:36:09

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android上机实验猴子摘桃

activity_main.xml

  1. <?xml version="1.0" encoding="utf-8"?>
  2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  3.     xmlns:app="http://schemas.android.com/apk/res-auto"
  4.     xmlns:tools="http://schemas.android.com/tools"
  5.     android:layout_width="match_parent"
  6.     android:layout_height="match_parent"
  7.     tools:context=".MainActivity"
  8.     android:orientation="vertical">
  9.  
  10.     <TextView
  11.         android:layout_width="match_parent"
  12.         android:layout_height="50dp"
  13.         android:background="#008577"
  14.         android:gravity="center"
  15.         android:text="首页"
  16.         android:textColor="@android:color/white"
  17.         android:textSize="20sp" />
  18.     <RelativeLayout
  19.         android:layout_width="match_parent"
  20.         android:layout_height="match_parent"
  21.         android:background="@drawable/bg"
  22.         android:gravity="center_vertical">
  23.         <ImageView
  24.             android:id="@+id/iv_monkey"
  25.             android:layout_width="wrap_content"
  26.             android:layout_height="wrap_content"
  27.             android:src="@drawable/monkey" />
  28.         <Button
  29.             android:id="@+id/btn_peach"
  30.             android:layout_width="80dp"
  31.             android:layout_height="40dp"
  32.             android:layout_marginLeft="30dp"
  33.             android:layout_marginTop="20dp"
  34.             android:layout_toRightOf="@id/iv_monkey"
  35.             android:background="@drawable/btn_peach"
  36.             android:text="去桃园"
  37.             android:textColor="@android:color/black" />
  38.         <ImageView
  39.             android:id="@+id/iv_peach"
  40.             android:layout_width="45dp"
  41.             android:layout_height="35dp"
  42.             android:layout_centerHorizontal="true"
  43.             android:layout_marginTop="80dp"
  44.             android:src="@drawable/peach_pic" />
  45.         <TextView
  46.             android:id="@+id/tv_count"
  47.             android:layout_width="wrap_content"
  48.             android:layout_height="wrap_content"
  49.             android:layout_marginTop="85dp"
  50.             android:layout_toRightOf="@id/iv_peach"
  51.             android:text="摘到0个"
  52.             android:textColor="@android:color/black"
  53.             android:textSize="16sp" />
  54.     </RelativeLayout>
  55. </LinearLayout>
  56.

activity_mian.xml运行界面

PeachActivity.xml代码

  1. <?xml version="1.0" encoding="utf-8"?>
  2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  3.     xmlns:app="http://schemas.android.com/apk/res-auto"
  4.     xmlns:tools="http://schemas.android.com/tools"
  5.     android:layout_width="match_parent"
  6.     android:layout_height="match_parent"
  7.     tools:context=".PeachActivity"
  8.     android:orientation="vertical">
  9.  
  10.     <TextView
  11.         android:layout_width="match_parent"
  12.         android:layout_height="50dp"
  13.         android:background="#008577"
  14.         android:gravity="center"
  15.         android:text="桃园"
  16.         android:textColor="@android:color/white"
  17.         android:textSize="20sp" />
  18.     <RelativeLayout
  19.         android:layout_width="match_parent"
  20.         android:layout_height="match_parent"
  21.         android:background="@drawable/tree_bg">
  22.  
  23.         <RelativeLayout
  24.             android:layout_width="227dp"
  25.             android:layout_height="254dp"
  26.             android:layout_centerInParent="true"
  27.             android:layout_marginTop="70dp"
  28.             android:background="@drawable/tree">
  29.  
  30.             <Button
  31.                 android:id="@+id/btn_one"
  32.                 android:layout_width="45dp"
  33.                 android:layout_height="35dp"
  34.                 android:layout_marginLeft="85dp"
  35.                 android:layout_marginTop="25dp"
  36.                 android:background="@drawable/peach_pic" />
  37.  
  38.             <Button
  39.                 android:id="@+id/btn_two"
  40.                 android:layout_width="45dp"
  41.                 android:layout_height="35dp"
  42.                 android:layout_below="@id/btn_one"
  43.                 android:layout_marginLeft="50dp"
  44.                 android:layout_marginTop="5dp"
  45.                 android:background="@drawable/peach_pic" />
  46.  
  47.             <Button
  48.                 android:id="@+id/btn_three"
  49.                 android:layout_width="45dp"
  50.                 android:layout_height="35dp"
  51.                 android:layout_below="@id/btn_one"
  52.                 android:layout_marginLeft="25dp"
  53.                 android:layout_marginTop="5dp"
  54.                 android:layout_toRightOf="@id/btn_two"
  55.                 android:background="@drawable/peach_pic" />
  56.  
  57.             <Button
  58.                 android:id="@+id/btn_four"
  59.                 android:layout_width="45dp"
  60.                 android:layout_height="35dp"
  61.                 android:layout_below="@id/btn_two"
  62.                 android:layout_marginLeft="15dp"
  63.                 android:layout_marginTop="5dp"
  64.                 android:background="@drawable/peach_pic" />
  65.  
  66.             <Button
  67.                 android:id="@+id/btn_five"
  68.                 android:layout_width="45dp"
  69.                 android:layout_height="35dp"
  70.                 android:layout_below="@id/btn_two"
  71.                 android:layout_marginLeft="25dp"
  72.                 android:layout_marginTop="5dp"
  73.                 android:layout_toRightOf="@id/btn_four"
  74.                 android:background="@drawable/peach_pic" />
  75.  
  76.             <Button
  77.                 android:id="@+id/btn_six"
  78.                 android:layout_width="45dp"
  79.                 android:layout_height="35dp"
  80.                 android:layout_below="@id/btn_two"
  81.                 android:layout_marginLeft="25dp"
  82.                 android:layout_marginTop="5dp"
  83.                 android:layout_toRightOf="@id/btn_five"
  84.                 android:background="@drawable/peach_pic" />
  85.         </RelativeLayout>
  86.  
  87.         <Button
  88.             android:id="@+id/btn_exit"
  89.             android:layout_width="80dp"
  90.             android:layout_height="40dp"
  91.             android:layout_alignParentRight="true"
  92.             android:layout_alignParentBottom="true"
  93.             android:layout_marginStart="50dp"
  94.             android:layout_marginTop="50dp"
  95.             android:layout_marginEnd="50dp"
  96.             android:layout_marginBottom="50dp"
  97.             android:background="@drawable/btn_peach"
  98.             android:text="退出桃园"
  99.             android:textColor="@android:color/black" />
  100.     </RelativeLayout>
  101. </LinearLayout>

PeachActivity.xml运行界面

MainActivity.java文件

  1. package cn.itcast.pickpeach;
  2.  
  3. import androidx.annotation.Nullable;
  4. import androidx.appcompat.app.AppCompatActivity;
  5.  
  6. import android.content.Intent;
  7. import android.os.Bundle;
  8. import android.view.View;
  9. import android.widget.Button;
  10. import android.widget.TextView;
  11.  
  12.  
  13. public class MainActivity extends AppCompatActivity {
  14.     private Button btn_peach;
  15.     private TextView tv_count;
  16.     private int totalCount = 0;
  17.  
  18.  
  19.     @Override
  20.     protected void onCreate(Bundle savedInstanceState) {
  21.         super.onCreate(savedInstanceState);
  22.         setContentView(R.layout.activity_main);
  23.         init();
  24.     }
  25.     private void init() {
  26.          btn_peach = findViewById(R.id.btn_peach);
  27.          tv_count = findViewById(R.id.tv_count);
  28.          btn_peach.setOnClickListener(new View.OnClickListener() {
  29.              @Override
  30.              public void onClick(View view) {
  31.                  Intent intent  = new Intent(MainActivity.this,PeachActivity.class);
  32.                  startActivityForResult(intent,1);
  33.              }
  34.          });
  35.     }
  36.  
  37.     @Override
  38.     protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
  39.         super.onActivityResult(requestCode, resultCode, data);
  40.         if (requestCode == 1 && requestCode ==1){
  41.             int count = data.getIntExtra("count",0);
  42.             totalCount = totalCount+count;
  43.             tv_count.setText("摘到"+totalCount+"个");
  44.         }
  45.     }
  46. }
  47.

 

 PeachActivity.java文件

  1. package cn.itcast.pickpeach;
  2.  
  3. import androidx.appcompat.app.AppCompatActivity;
  4.  
  5. import android.content.Intent;
  6. import android.os.Bundle;
  7. import android.view.KeyEvent;
  8. import android.view.View;
  9. import android.widget.Button;
  10. import android.widget.Toast;
  11.  
  12. public class PeachActivity extends AppCompatActivity implements View.OnClickListener {
  13.     private  int count = 0;
  14.     private  Button btn_one,btn_two,btn_three,btn_four,btn_five,btn_six,btn_exit;
  15.     @Override
  16.     protected void onCreate(Bundle savedInstanceState) {
  17.         super.onCreate(savedInstanceState);
  18.         setContentView(R.layout.activity_peach);
  19.         init();
  20.     }
  21.     private void init() {
  22.         //定义点击事件，然后获取统计个数
  23.          btn_one = findViewById(R.id.btn_one);
  24.          btn_two = findViewById(R.id.btn_two);
  25.          btn_three = findViewById(R.id.btn_three);
  26.          btn_four = findViewById(R.id.btn_four);
  27.          btn_five = findViewById(R.id.btn_five);
  28.          btn_six = findViewById(R.id.btn_six);
  29.          btn_exit = findViewById(R.id.btn_exit);
  30.  
  31.         //点击事件
  32.         btn_one.setOnClickListener(PeachActivity.this);
  33.         btn_two.setOnClickListener(PeachActivity.this);
  34.         btn_three.setOnClickListener(PeachActivity.this);
  35.         btn_four.setOnClickListener(PeachActivity.this);
  36.         btn_six.setOnClickListener(PeachActivity.this);
  37.         btn_five.setOnClickListener(PeachActivity.this);
  38.         btn_exit.setOnClickListener(PeachActivity.this);
  39.  
  40.  
  41.  
  42.     }
  43.  
  44.     private void info(Button btn){
  45.         count++;
  46.         btn.setVisibility(View.INVISIBLE);
  47.         Toast.makeText(PeachActivity.this,"摘到"+"个桃子",Toast.LENGTH_LONG).show();
  48.     }
  49.  
  50.  
  51.     @Override
  52.     public void onClick(View view) {
  53.         switch (view.getId()){
  54.             case R.id.btn_one:
  55.                 info(btn_one);
  56.                 break;
  57.  
  58.             case R.id.btn_two:
  59.                 info(btn_two);
  60.                 break;
  61.  
  62.             case R.id.btn_three:
  63.                 info(btn_three);
  64.                 break;
  65.  
  66.             case R.id.btn_four:
  67.                 info(btn_four);
  68.                 break;
  69.  
  70.             case R.id.btn_five:
  71.                 info(btn_five);
  72.                 break;
  73.  
  74.             case R.id.btn_six:
  75.                 info(btn_six);
  76.                 break;
  77.  
  78.             case R.id.btn_exit:
  79.                 info(btn_exit);
  80.                 break;
  81.         }
  82.  
  83.     }
  84.  
  85.     private  void re() {
  86.         Intent intent = new Intent();
  87.         intent.putExtra("count",count);
  88.         setResult(1,intent);
  89.         //关闭进程
  90.         PeachActivity.this.finish();
  91.     }
  92.  
  93.     @Override
  94.     public boolean onKeyDown(int keyCode, KeyEvent event) {
  95.         if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount()==0);
  96.         re();
  97.         return false;
  98.     }
  99. }

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