Topic Path: Symbol Reference > Types > TIdBeforeCommandHandlerEvent Type
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TIdBeforeCommandHandlerEvent Type

Event type triggered before using command handlers in an executing peer thread.

File
TIdBeforeCommandHandlerEvent = procedure (ASender: TIdCommandHandlers; var AData: string; AContext: TIdContext) of object;
Parameters 
Description 
ASender 
Server that owns the peer thread.
 
AData 
Command or Data received from the peer thread connection.
 
AThread 
The active thread of execution. 

TIdBeforeCommandHandlerEvent specifies an event type triggered before using command handlers in an executing peer thread. TIdBeforeCommandHandlerEvent is the event type signalled for the TIdTCPServer.OnBeforeCommandHandler event handler.

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