FMX.Types.TKeyEvent

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Delphi

TKeyEvent = procedure(Sender: TObject; var Key: Word; var KeyChar: WideChar; Shift: TShiftState) of object;

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
type
typedef
public
FMX.Types.pas
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.

See Also