FMX.Types.TKeyEvent
C++
typedef void __fastcall (__closure *TKeyEvent)(System::TObject* Sender, System::Word &Key, System::WideChar &KeyChar, System::Classes::TShiftState Shift);
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
typedef | public | FMX.Types.hpp | FMX.Types | FMX.Types |
Description
Procedural type that is used for all OnKeyDown and OnKeyUp event types.
A TKeyEvent event handler must be called with the following parameters:
Sender
--a pointer to the object that called this function.Key
--the key on the keyboard.KeyChar
--the character code.Shift
-- indicates which shift keys--SHIFT, CTRL, ALT, and CMD (only for Mac)--were down when the specified key was pressed with the control in focus.