Progress
Programming
Handbook


Handles

Handles are pointers to Progress objects. You generally define variables or fields to hold handle values with the HANDLE, WIDGET–HANDLE, or COM–HANDLE data type. Note that HANDLE and WIDGET–HANDLE have a weak type relationship; that is, one can be assigned directly to the other. The COM–HANDLE data type provides ActiveX support. Progress supports following types of handle, depending on the object referenced:


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