propkeydef.h header

This header is used by The Windows Shell. For more information, see:

• The Windows Shell

propkeydef.h contains the following programming interfaces:

Functions

DEFINE_PROPERTYKEY Used to pack a format identifier (FMTID) and property identifier (PID) into a PROPERTYKEY structure that represents a property key.
IsEqualPropertyKey Compares the members of two PROPERTYKEY structures and returns whether they are equal.