NB: More recent documentation for Dyalog APL is available at https://docs.dyalog.com/20.0/.

List Events

Close	Create	FontOK
FontCancel	DragDrop	Configure
ContextMenu	DropFiles	DropObjects
Expose	Help	KeyPress
GotFocus	LostFocus	MouseDown
MouseUp	MouseMove	MouseDblClick
MouseEnter	MouseLeave	MouseWheel
GestureZoom	GesturePan	GestureRotate
GestureTwoFingerTap	GesturePressAndTap	Select