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Page 451
A Little Bit of OLE
How do I pass GUID, IID, or CLSID information to an OLE API function?
See Puzzle 25, "Universal Identifiers, Part 1," in Part I of this book.

Who is responsible for allocating and freeing OLE API parameters?
See Puzzle 27, "Universal Identifiers, Part 4," in Part I of this book.

What is an HRESULT?
See Puzzle 26, "Universal Identifiers, Part 2," in Part I of this book.

How do I free a string allocated by the OLE subsystem?
See Puzzle 27, "Universal Identifiers, Part 3," in Part I of this book.

How do I pass object references to OLE API functions?
See Puzzle 28, "Drawing OLE Objects," in Part I of this book.
See Tutorial 6, "C++ Variables Meet Visual Basic," in Part III of this book.

How do I pass a custom control as a parameter to an OLE API function?
See Puzzle 28, "Drawing OLE Objects," in Part I of this book.

 
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