Intents:Dial and Call

Intent is used to call the activity outside of the application has been made.
Intents is the main part of the application of activities, services, and broadcast receivers are activated via a message. Intents to serve a mechanism to pass messages between
applications or within the application itself. Intents can also be used

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.net.Uri;

public class IntentsDial extends Activity {

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

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

Intent DialIntent = new

Intent(Intent.ACTION_DIAL,Uri.parse("tel:0298322550"));

/** Finally start the Activity */

startActivity(DialIntent);

}

}

Calls can also be done immediately

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.util.Log;

import android.net.Uri;

public class IntentsDial extends Activity {

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

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

Intent CallIntent = new

Intent(Intent.ACTION_CALL,Uri.parse("tel:0298322550"));

/** Finally start the Activity */

try{startActivity(CallIntent);}

catch(Exception e)

{

Log.d("CallIntent",e.toString());

}

}

}

Do not forget to add permissions on AndroidManifest.xml.

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