The key for the port type. The associated value can be of any of the following constants: QCPortTypeBoolean, QCPortTypeIndex, QCPortTypeNumber, QCPortTypeString, QCPortTypeColor, QCPortTypeImage, or QCPortTypeStructure.
Available in Mac OS X v10.4 and later.
Declaration Syntax Version Information- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)