Yes, you're right.
But I guess I get the point. You want a shaded block screen in front of the phone, alarm and calender when the device was locked? Am I right?

Mmmh... I'm not sure. Could I imaginate myself to like it? But my opinion doesn't matter. The Community should decide.

It seems to be very similar to the suggestion from tokag. Hmm... something like that and yours in combination could be fine.

Are you able to draw a mockup and create a Solution with a uncomplicated description at the Brainstorm?