package com.demo;
import android.app.Activity;
import android.os.Bundle;
import android.widget.CheckBox;
import android.widget.CompoundButton;
public class MainMenu extends Activity implements CompoundButton.OnCheckedChangeListener{
CheckBox cb;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
cb=(CheckBox)findViewById(R.id.check);
cb.setOnCheckedChangeListener(this);
}
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
cb.setText("This checkbox is: checked");
}
else {
cb.setText("This checkbox is: unchecked");
}
}
}
<?xml version="1.0" encoding="utf-8"?>
<CheckBox xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/check"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="This checkbox is: unchecked" />
