ArhamTechMind

CheckBox Example

checkbox

activity_main.xml
<?xml version=”1.0″ encoding=”utf-8″?>
<RelativeLayout xmlns:android=”http://schemas.android.com/apk/res/android”
    xmlns:tools=”http://schemas.android.com/tools”
    android:layout_width=”match_parent”
    android:layout_height=”match_parent”
    android:paddingBottom=”@dimen/activity_vertical_margin”
    android:paddingLeft=”@dimen/activity_horizontal_margin”
    android:paddingRight=”@dimen/activity_horizontal_margin”
    android:paddingTop=”@dimen/activity_vertical_margin”
    tools:context=”com.blogspot.help2computer.checkbox.MainActivity”>

    <CheckBox
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”CheckBox”
        android:id=”@+id/checkBox”
        android:layout_alignParentTop=”true”
        android:layout_centerHorizontal=”true”
        android:layout_marginTop=”136dp”
        android:checked=”false” />
</RelativeLayout>

MainActivity.java
package com.blogspot.help2computer.checkbox;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

CheckBox checkBox = (CheckBox)findViewById(R.id.checkBox);
checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked){
Toast.makeText(MainActivity.this,"Checked",Toast.LENGTH_SHORT)
.show();
}
else {
Toast.makeText(MainActivity.this,"Not Checked",Toast.LENGTH_SHORT)
.show();
}
}
});

}
}

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