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ESL Documentation

A server needs to respond to the following events:

Event

Description

DDE_INITIATE

A new conversation has been established.

DDE_REQUEST

Partner is requesting data.

DDE_ACK

Partner is acknowledging receipt of data(positive).

DDE_NACK

Partner is acknowledging receipt of data(negative).

DDE_TERMINATE

Partner is terminating. DDE_ERROR An error has been encountered.

Some servers also respond to the remaining events, in addition to, or in place of DDE_REQUEST:

Event

Description

DDE_EXECUTE

Client wants commands executed.

DDE_POKE

Client is sending data to the server.

DDE_ADVISE

Client wants to establish an advise state (or hot link).

DDE_UNADVISE

Client wants to terminate an advise state (or hot link).