public virtual bool IsValidBuffer()

Public Overridable Function IsValidBuffer As Boolean

public:
virtual bool IsValidBuffer()

abstract IsValidBuffer : unit -> bool 
override IsValidBuffer : unit -> bool 

Return Value

Buffer must begin with a standard Open Inventor header or one that has been registered with (). Note that by default (when no file or buffer is open), OIV.Inventor.SoInput reads from standard input, which may make the application appear to "hang".

Reference