Vcl.StdCtrls.TLBFindDataEvent
Delphi
TLBFindDataEvent = function(Control: TWinControl; FindString: string): Integer of object;
C++
typedef int __fastcall (__closure *TLBFindDataEvent)(Vcl::Controls::TWinControl* Control, System::UnicodeString FindString);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
type typedef |
public | Vcl.StdCtrls.pas Vcl.StdCtrls.hpp |
Vcl.StdCtrls | Vcl.StdCtrls |
Description
TLBFindDataEvent is the type of the list box Vcl.StdCtrls.TCustomListBox.OnDataFind event handler.
Control is the virtual list box whose item index is needed.
FindString is the text of the item whose index is needed.
The event handler returns the index of the item identified by FindString. This return value must be in the range from 0 to one less than the value of the Count property.