SMS Question

'This code will be applied to the manifest file during compilation.
'You do not need to modify it in most cases.
'See this link for for more information: http://www.b4x.com/forum/showthread.php?p=78136
AddManifestText(
<uses-sdk android:minSdkVersion="4" android:targetSdkVersion="14"/>
<supports-screens android:largeScreens="true" 
    android:normalScreens="true" 
    android:smallScreens="true" 
    android:anyDensity="true"/>)
SetApplicationAttribute(android:icon, "@drawable/icon")
SetApplicationAttribute(android:label, "$LABEL$")
AddPermission(android.permission.RECEIVE_SMS)
AddReceiverText(S1,
<intent-filter>
   <action android:name="android.provider.Telephony.SMS_RECEIVED" />
</intent-filter>)

'End of default text.

#Region  Project Attributes 
   #ApplicationLabel: B4A Example
   #VersionCode: 1
   #VersionName: 
   'SupportedOrientations possible values: unspecified, landscape or portrait.
   #SupportedOrientations: unspecified
   #CanInstallToExternalStorage: False
#End Region

#Region  Activity Attributes 
   #FullScreen: False
   #IncludeTitle: True
#End Region

Sub Process_Globals
   'These global variables will be declared once when the application starts.
   'These variables can be accessed from all modules.
   Dim phone1 As Phone
End Sub

Sub Globals
   'These global variables will be redeclared each time the activity is created.
   'These variables can only be accessed from this module.
   Dim Button1 As Button
End Sub


Sub Activity_Create(FirstTime As Boolean)
   'Do not forget to load the layout file created with the visual designer. For example:
   'Activity.LoadLayout("Layout1")
   Activity.LoadLayout("main")
End Sub


Sub Activity_Resume

End Sub

Sub Activity_Pause (UserClosed As Boolean)

End Sub



Sub Button1_Click
   result = Msgbox2("Are you sure you want to exit","Alert","Yes","No","",Null)
End Sub

#Region  Service Attributes 
   #StartAtBoot: False
#End Region

Sub Process_Globals
   'These global variables will be declared once when the application starts.
   'These variables can be accessed from all modules.
   Dim SI As SmsInterceptor 
End Sub

Sub Service_Create
   SI.Initialize2("SI",999) '2147483647
End Sub

Sub Service_Start (StartingIntent As Intent)
   If StartingIntent.Action = "android.provider.Telephony.SMS_RECEIVED" Then
      StartService("")
       ToastMessageShow(" ---- ", True)
   End If
End Sub

Sub Service_Destroy
   StopService("")
End Sub

Sub SI_MessageReceived(From As String, Body As String) As Boolean
    ToastMessageShow(From & " !!! " & Body, True)
   Return True
End Sub