Hidden Property [Visio 2003 SDK Documentation]
Hides or shows a master on a stencil or a style in the user interface.
intRet = object**.Hidden**
object**.Hidden** = intExpression
intRet Integer. True (-1) if the object is hidden; otherwise False (0).
object Required. An expression that returns a Master or Style object that is hidden.
intExpression Required Integer. True (-1) to hide the object; otherwise False (0).
Version added
2000
Remarks
A master that is hidden still appears in the Drawing Explorer window.
Applies to | Master object | Style object