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Mar 22, 2022
novaPDF 11.x
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The RegisterEventWindow registers a window with the printer in order to receive printing messages.
HRESULT RegisterEventWindow(
[ in ] LONG p_hWnd


[in] handle to the window (cast to a LONG value), that will receive the printer messages

Return values:

S_OK on success or COM error code
NV_NOT_INITIALIZED - Initialize was not called