Android---------------CheckBox小练习

1 Java代码

package com.example.myapplication;
 
import androidx.appcompat.app.AppCompatActivity;
 
import android.annotation.SuppressLint;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.Toast;
 
public class CheckBoxActivity extends AppCompatActivity {
    private CheckBox che1;
    private CheckBox che2;
    private CheckBox che3;
    private CheckBox che4;
    private CheckBox che5;
    private CheckBox che6;
    private CheckBox che7;
    private Button Butt1;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        setContentView(R.layout.checkbox);
        super.onCreate(savedInstanceState);
        che1=findViewById(R.id.che1);
        che2=findViewById(R.id.che2);
        che3=findViewById(R.id.che3);
        che4=findViewById(R.id.che4);
        che5=findViewById(R.id.che5);
        che6=findViewById(R.id.che6);
        che7=findViewById(R.id.che7);
        Butt1=findViewById(R.id.Butt1);
 
        che1.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che2.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che3.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che4.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che5.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che6.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
        che7.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                Toast.makeText(CheckBoxActivity.this,b?"选中":"未选中",Toast.LENGTH_SHORT).show();
            }
        });
       Butt1.setOnClickListener(new View.OnClickListener() {
           @Override
           public void onClick(View view) {
               Toast.makeText(CheckBoxActivity.this,"用户喜爱创建完毕",Toast.LENGTH_SHORT).show();;
           }
       });
 
    }
}

　　2 XML代码

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="10dp">
 
    <TextView
        android:id="@+id/check1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="请选择你的兴趣爱好:"
        android:textColor="#000"
        android:textSize="25dp"/>
 
    <CheckBox
        android:layout_marginTop="15dp"
        android:id="@+id/che1"
    android:layout_below="@id/check1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="大美女"/>
    <CheckBox
        android:layout_marginTop="15dp"
        android:id="@+id/che2"
        android:layout_below="@id/che1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="大美女荣荣"/>
    <CheckBox
        android:layout_marginTop="15dp"
        android:id="@+id/che3"
        android:layout_below="@id/che2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="大美女花花"/>
    <CheckBox
        android:layout_marginTop="15dp"
        android:id="@+id/che4"
        android:layout_below="@id/che3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="大美女喵喵"/>
    <CheckBox
        android:layout_marginTop="15dp"
        android:id="@+id/che5"
        android:layout_below="@id/che4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="大美女阿吉"/>
    <TextView
        android:layout_marginTop="20dp"
        android:id="@+id/check2"
        android:layout_below="@id/che5"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="请选择你的人生目标:"
        android:textColor="#00ffff"
        android:textSize="25dp"/>
    <LinearLayout
        android:id="@+id/lay1"
        android:layout_below="@id/check2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <CheckBox
            android:layout_marginTop="15dp"
            android:id="@+id/che6"
            android:layout_below="@id/che4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="55dp"
            android:button="@drawable/check_check"
            android:text="吃饭"/>
        <CheckBox
            android:layout_marginTop="15dp"
            android:id="@+id/che7"
            android:layout_below="@id/che4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="55dp"
            android:layout_marginLeft="80dp"
            android:button="@drawable/check_check"
            android:text="睡觉"/>
    </LinearLayout>
    <Button
        android:id="@+id/Butt1"
        android:layout_below="@id/lay1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="选择完毕！"
        android:layout_marginTop="50dp"/>
</RelativeLayout>