[Qt-interest] how to output a user defined struct data to datastream?

[Samuel Gaist]

Hi,

You need to write QDataStream operators for your struct

This might be a starting point
http://doc.qt.nokia.com/4.7/qdatastream.html#reading-and-writing-other-qt-classes

Hope it helps
Samuel

On 12 oct. 2011, at 14:00, Vincent Cai wrote:

> Dear all,
>  
>          How to output a user defined struct data to datastream?
>          Below code can’t pass compiling:
>  
>      typedef struct
>     {
>         quint16 header;
>         quint8 length;
>         quint8 counter;
>         quint8 reserved[4];
> } TSA_FRAME_HEADER_STURCT;
>  
> TSA_FRAME_HEADER_STURCT headerInfo;
>  
> void TSAFrameHeader::writeHeaderString(QFile *file)
> {
>     QDataStream out(file);
>     out << headerInfo;
> }
>  
> Thanks,
> Vincent.
> 
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