MsgCommunicator: Delphi Instant Messaging (IM) SDK
for easy creation of custom messenger system
Occurs when user presented in your contact list establishes connection to the server.
type TMsgOnUserOnLine = procedure (const UserID: Cardinal) of object;
property OnUserOnLine: TMsgOnUserOnLine;
Description
OnUserOnLine occurs when the user from your contact list establishes connection to the server.
UserID is an ID of the user connecting to the server.
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