FMX.StdCtrls.TCustomTrack.KeyDown
Delphi
procedure KeyDown(var Key: Word; var KeyChar: System.WideChar; Shift: TShiftState); override;
C++
virtual void __fastcall KeyDown(System::Word &Key, System::WideChar &KeyChar, System::Classes::TShiftState Shift);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
procedure function |
protected | FMX.StdCtrls.pas FMX.StdCtrls.hpp |
FMX.StdCtrls | TCustomTrack |
Description
Sends a PM_KEYDOWN message to the presentation layer through its presentation proxy when a key is pressed down while your presented control has the focus.
FMX.StdCtrls.TCustomTrack.KeyDown inherits from FMX.Controls.Presentation.TPresentedControl.KeyDown. All content below this line refers to FMX.Controls.Presentation.TPresentedControl.KeyDown.
Sends a PM_KEYDOWN message to the presentation layer through its presentation proxy when a key is pressed down while your presented control has the focus.
The message includes a TKeyInfo record that contains the data of the parameters (AKey, AKeyChar, AShift).