RadioButton Demo

1)main.xml:

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:background="#ffffff"

    android:orientation="vertical" >

    <TextView

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_marginTop="5dp"

        android:text="Select Gender"

        android:textColor="#000000"

        android:textSize="20dp" />

    <RadioGroup

        android:id="@+id/rgGender"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:orientation="horizontal" >

        <RadioButton

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:text="Male"

            android:textColor="#000000" />

        <RadioButton

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:text="Female"

            android:textColor="#000000" />

    </RadioGroup>

    <Button

        android:id="@+id/btnGender"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_gravity="center"

        android:layout_marginTop="30dp"

        android:text="Show Gender" />

</LinearLayout>

2)Activity:

package com.venky.radiobutton;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.RadioButton;

import android.widget.RadioGroup;

import android.widget.Toast;

public class RadioButtonDemoActivity extends Activity {

      /** Called when the activity is first created. */

      RadioGroup radioGroup;

      @Override

      public void onCreate(Bundle savedInstanceState) {

            super.onCreate(savedInstanceState);

            setContentView(R.layout.main);

            radioGroup = (RadioGroup) findViewById(R.id.rgGender);

            Button btnGender = (Button) findViewById(R.id.btnGender);

            btnGender.setOnClickListener(new OnClickListener() {

                  public void onClick(View v) {

                        // TODO Auto-generated method stub

                        int id = radioGroup.getCheckedRadioButtonId();

                        RadioButton radioButton = (RadioButton) findViewById(id);

                        String gender = radioButton.getText().toString();

                        Toast.makeText(getApplicationContext(), "Selected " + gender,

                                    5000).show();

                  }

            });

      }

}

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