Returns a Boolean value that indicates whether a collection is currently in progress. (Deprecated in Mac OS X v10.6.)
Original signature is '- (BOOL)isCollecting'
Available in Mac OS X v10.5 and later.

C# | Visual Basic | Visual C++ |
[ObsoleteAttribute("Deprecated in Mac OS X v10.6.")] public virtual bool IsCollecting { get; }
<ObsoleteAttribute("Deprecated in Mac OS X v10.6.")> _ Public Overridable ReadOnly Property IsCollecting As Boolean Get
[ObsoleteAttribute(L"Deprecated in Mac OS X v10.6.")] public: virtual property bool IsCollecting { bool get (); }

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)