Visual Circuits H-DVP, Руководство пользователя

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Appendix
69
mpgCallback
The mpgCallback function will request that callback messages be
sent to hwnd.
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Parameters
HWND
The windows handle of the window which should receive
the callback messages.
Visual Basic Call
Visual Basic users should use the mpgCallbackFunction to set a
function to retrieve the messages.
Remarks
This is one of two ways to handle callbacks from the driver. This
way is backwards compatible with previous version of the driver,
while mpgCallbackFunction is not.
mpgCallbackFunction
The mpgCallbackFunction function will request that callback
messages be sent to a function of the users choice.
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