复选框CheckBox

--------------------------------------------------分界线-------------------------------------------------------

package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.CheckBox;
import android.widget.CompoundButton;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_checkbox);

        CheckBox checkBox = findViewById(R.id.checkBox);
        //设置是否选中
        checkBox.setChecked(false);
        //判断是否选中
        boolean isChecked = checkBox.isChecked();
        //监听控件状态
        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean isChecked) {
                //选中与否都可以进行下一步 *** 作
            }
        });
    }


}