[fpc-pascal] how to directly access field/record value of TBufDataSet?

LacaK lacak at zoznam.sk
Mon Sep 30 14:00:47 CEST 2013


Dennis Poon  wrote / napĂ­sal(a):
>
> Also, how do I use the     procedure LoadFromStream(AStream : TStream; 
> Format: TDataPacketFormat = dfAny)?
> Especially, I don't understand the TDataPacketFormat parameter.
Using Format parameter you can signal to DatapacketReader in which 
format expect data (dfBinary, dfXML etc)
It is not required , when not set there is procedure which tests 
"incoming" data using RecognizeStream method and select those 
DatapacketReader, which is able handle "incoming" data.
In other words each registered DataPacketReader is able say if is able 
handle data in stream or not.
(examines begining of stream and looks for own "format identification")
-Laco.

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