FMX.Gestures.TGestureItemChangeEvent
C++
typedef void __fastcall (__closure *TGestureItemChangeEvent)(System::TObject* Sender, TGestureNotification Action, Fmx::Types::TCustomGestureCollectionItem* Item);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| typedef | public | FMX.Gestures.hpp | FMX.Gestures | FMX.Gestures |
Description
Type of the event handler for the change or deletion of a gesture.
TGestureItemChangeEvent is the TGestureCollection OnItemChange event handler that fires when the gesture (also a parameter of this event handler) is deleted or changed.
Sender is the control that gestures apply to. This is the control that has the TGestureManager assigned to its TouchManager/GestureManager property.
Action is of type TGestureNotification and specifies whether the gesture was changed or deleted.
Item specifies the gesture from the collection that has been changed or deleted.