A stream of data provided to a QNPInstance by the browser. This class is part of the Qt NSPlugin Extension. ... QNPStream  ()  . const char*  url  () const . ... bool  seekable  () const . bool  okay  () const . ... void  requestRead  ( int offset, uint length )  . ... QNPStream  ( QNPInstance *, const char *, _NPStream *, bool )  . ... Creates a stream. ... Returns TRUE if the stream has received all the data from the source. ... Returns the QNPInstance for which this stream was created. ...