Launching activity from widget

Question

I\'m trying to do something which really ought to be quite easy, but it\'s driving me crazy. I\'m trying to launch an activity when a home screen widget is pressed, such as

Answer 1

The problem with the Toast not showing is easy, you don't call show(), a mistake I always do too... do

Toast.makeText(context, "Hello from onUpdate", Toast.LENGTH_SHORT).show();

instead of

Toast.makeText(context, "Hello from onUpdate", Toast.LENGTH_SHORT);