One-finger touch gesture

To do this Gesture
Open a shortcut menu. Tap and hold.
Tap and hold with one finger to open a shortcut menu
Open the widget panel. Swipe from the left.
Swipe from the left with one finger to view all open windows or open the widget panel
Open notification center. Swipe from the right.
Swipe from the right with one finger to open action center or notification center