Vcl.ComCtrls.TDateTimePicker.OnDropDown
Delphi
property OnDropDown: TNotifyEvent read FOnDropDown write FOnDropDown;
C++
__property System::Classes::TNotifyEvent OnDropDown = {read=FOnDropDown, write=FOnDropDown};
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
event | published | Vcl.ComCtrls.pas Vcl.ComCtrls.hpp |
Vcl.ComCtrls | TDateTimePicker |
Description
Occurs when the user opens the drop-down calendar by clicking the arrow at the right of the control.
Write an OnDropDown event handler to implement special processing that needs to occur only when the drop-down calendar is opened.