ExpanderOnPicture: Integer;
ExpanderOnPicture: integer;
The ExpanderOnPicture property determines index of the icon corresponding to expanded expander ().
The icon must be included in the icon collection of the (ITabSheet.Images) table. If the property value is not defined or if it is set to -1, a standard icon is displayed.
The property use is given in the example for ITabSheet.CreateExpander.
See also: