Vcl.Touch.GestureMgr.TGestureItemChangeEvent
Delphi
TGestureItemChangeEvent = procedure(Sender: TObject; Action: TGestureNotification;
Item: TCustomGestureCollectionItem) of object;
C++
typedef void __fastcall (__closure *TGestureItemChangeEvent)(System::TObject* Sender, TGestureNotification Action, Vcl::Controls::TCustomGestureCollectionItem* Item);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
type typedef |
public | Vcl.Touch.GestureMgr.pas Vcl.Touch.GestureMgr.hpp |
Vcl.Touch.GestureMgr | Vcl.Touch.GestureMgr |
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.