//Called when application is started.
function OnStart()
{
//Create a layout.
lay = app.CreateLayout( "linear", "VCenter,FillXY" ); 

//Create a 'Play' button.
btn = app.CreateButton( "Play", 0.6, 0.1 );
btn.SetMargins( 0, 0.05, 0, 0 );
lay.AddChild( btn );
btn.SetOnTouch( btn_OnTouchPlay );

//Create a 'Pause' button.
btn = app.CreateButton( "Pause", 0.6, 0.1 );
btn.SetMargins( 0, 0.05, 0, 0 );
lay.AddChild( btn );
btn.SetOnTouch( btn_OnTouchPause );

//Create a 'Stop Service' button.
btn = app.CreateButton( "Stop Service", 0.6, 0.1 );
btn.SetMargins( 0, 0.05, 0, 0 );
lay.AddChild( btn );
btn.SetOnTouch( btn_OnTouchStop );

//Add layout to app. 
app.AddLayout( lay );

//Start/connect to our service.
svc = app.CreateService( "this","this", OnServiceReady );

//This will cause your service to start at boot.
app.SetAutoBoot( "Service" );
}

//Called after our service has started.
function OnServiceReady()
{
console.log( "Service Ready" );
}

function btn_OnTouchStop()
{
//Tell service we are quitting.
svc.SendMessage( "quit" );

//Stop the service.
svc.Stop();
}

function btn_OnTouchPlay()
{
//Tell service to play music.
svc.SendMessage( "play" );
}

function btn_OnTouchPause()
{
//Tell service to pause music.
svc.SendMessage( "pause" );
}