How to convert to android, access external programs
static void Main()
// Use Process.Start here.
Not sure what exactly are you asking, but I think IoC is the way to go.
I need to access an external program from within my system, through a button
You would access other Android applications through package manager: http://developer.android.com/reference/android/content/pm/PackageManager.html
You can also launch them with intents if you know the activity name:
Moving this thread to Android forum.
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