Vcl.Samples.Spin.TSpinEdit.IsValidChar
Delphi
function IsValidChar(Key: Char): Boolean; virtual;
C++
virtual bool __fastcall IsValidChar(System::WideChar Key);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | protected | Vcl.Samples.Spin.pas Vcl.Samples.Spin.hpp |
Vcl.Samples.Spin | TSpinEdit |
Description
Verifies whether the pressed key is valid.
IsValidChar verifies whether the pressed key is valid. IsValidChar returns True if the Key is "+", "-", or one of the number keys.