Compatible with iOS 7 and 8
Slide down the Spotlight view to activate Lock gesture.
There are hidden function: Slide down then slide up will open multitask
"Trigger Immediately"---OFF: Slide down to the "Trigger Length" and release your finger to lock your device
"Trigger Immediately"---ON: Slide down to the "Trigger Length" will lock your device immediately
Configure options from Settings.
compatible with iOS8