Here we will discuss about how to send SMS from an Android application Programmatically  in a  very simple way

SMS messaging has become an integral part of every mobile phone and for the past decade every mobile device be it a smartphone or a simple mobile phone has come with an sms messaging feature.

In this article, we will be having two text view one for entering number and one for text or message and one send button. On the tap of it, the message will send to number entered number.

Steps for  Sending SMS in Android Programmatically

Step 1 : create a layout in the project in layout folder

<LinearLayout 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:orientation=”vertical” >

<EditText

android:id=”@+id/EditText_PhoneNumber”

android:layout_width=”match_parent”

android:layout_height=”wrap_content”

android:ems=”10″

android:hint=”Enter Number”

android:inputType=”phone” >

</EditText>

<RelativeLayout

android:layout_width=”wrap_content”

android:layout_height=”250dp” >

<EditText

android:id=”@+id/MainActivity_Message”

android:layout_width=”match_parent”

android:layout_height=”match_parent”

android:ems=”10″

android:hint=”Enter message”

android:inputType=”textMultiLine” />

</RelativeLayout>

<Button

android:id=”@+id/Send_msg_Btn”

android:layout_width=”match_parent”

android:layout_height=”wrap_content”

android:text=”Send_Message” />

</LinearLayout>

Also Read : Best Coding Practices for Android Development

Step 2:- create a MainActivity.java

package com.example.smsdemo;

import android.app.Activity;

import android.os.Bundle;

import android.telephony.SmsManager;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class MainActivity extends Activity implements OnClickListener {

Button send;

EditText phone_Number, message;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

send = (Button) findViewById(R.id.Send_msg_Btn);

phone_Number = (EditText) findViewById(R.id.EditText_PhoneNumber);

message = (EditText) findViewById(R.id.MainActivity_Message);

send.setOnClickListener(this);

}

@Override

public void onClick(View v) {

String phone_Num = phone_Number.getText().toString();

String send_msg = message.getText().toString();

try {

SmsManager sms = SmsManager.getDefault();  // using android SmsManager            sms.sendTextMessage(phone_Num, null, send_msg, null, null);  // adding number and text

} catch (Exception e) {

Toast.makeText(this, “Sms not Send”, Toast.LENGTH_SHORT).show();

e.printStackTrace();

}

}

}

Step 3:- AndroidManifest

To send the sms in android you need to add one permission mentioned below.

<?xml version=”1.0″ encoding=”utf-8″?>

<manifest xmlns:android=”http://schemas.android.com/apk/res/android”

package=”com.example.smsdemo”

android:versionCode=”1″

android:versionName=”1.0″ >

<uses-sdk

android:minSdkVersion=”8″

android:targetSdkVersion=”17″ />

<uses-permission android:name=”android.permission.SEND_SMS”/>

<application

android:allowBackup=”true”

android:icon=”@drawable/ic_launcher”

android:label=”@string/app_name”

android:theme=”@style/AppTheme” >

<activity

android:name=”com.example.smsdemo.MainActivity”

android:label=”@string/app_name” >

<intent-filter>

<action android:name=”android.intent.action.MAIN” />

<category android:name=”android.intent.category.LAUNCHER” />

</intent-filter>

</activity>

</application>

</manifest>

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