StdCtrls.TCustomListBox.OnDataObject
From RAD Studio VCL Reference
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Delphi Information
From StdCtrls.pas
property OnDataObject: TLBGetDataObjectEvent read FOnDataObject write FOnDataObject;
Unit: StdCtrls
Type: event
Visibility: protected
Member Of: TCustomListBox
C++ Information
From StdCtrls.hpp
__property TLBGetDataObjectEvent OnDataObject;
Unit: StdCtrls
Type: property
Visibility: protected
Member Of: TCustomListBox
Description
Occurs when a virtual list box needs to supply the object associated with an item.
Supply an OnDataObject event handler to dynamically provide objects associated with the items in a virtual list box.