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JNA API 4.5.2

Interface DdemlUtil.RequestHandler

  • Enclosing class:

    public static interface DdemlUtil.RequestHandler
    • Method Detail

      • onRequest

        Ddeml.HDDEDATA onRequest(int transactionType,
                                 int dataFormat,
                                 Ddeml.HCONV hconv,
                                 Ddeml.HSZ topic,
                                 Ddeml.HSZ item)
        A client uses the XTYP_REQUEST transaction to request data from a server. A Dynamic Data Exchange (DDE) server callback function, DdeCallback, receives this transaction when a client specifies XTYP_REQUEST in the DdeClientTransaction function.
        transactionType - uType - The transaction type.
        dataFormat - uFmt - The format in which the data should be submitted to the client.
        hconv - A handle to the conversation.
        topic - hsz1 - A handle to the topic name.
        item - hsz2 - A handle to the item name.
        Data for the changed item or NULL if transaction can't be completed. If the server returns NULL, the client will receive a DDE_FNOTPROCESSED flag.
JNA API 4.5.2

Copyright © 2007-2017 Timothy Wall. All Rights Reserved.