DrgSendTransferMsg - Parameters

hwndTo (HWND) - input

Window handle to which the message is to be sent.

Target

hwndItem in the DRAGITEM structure.
Source
hwndClient in the DRAGTRANSFER structure.

ulMsgid (ULONG) - input

Identifier of the message to be sent.

Valid messages are:

DM_ENDCONVERSATION DM_RENDER
DM_RENDERPREPARE

mpParam1 (MPARAM) - input

First message parameter.

mpParam2 (MPARAM) - input

Second message parameter.

mresReply (MRESULT) - returns

Message-return data.

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