]> git.saurik.com Git - wxWidgets.git/blobdiff - docs/latex/wx/strmbase.tex
removed unneeded (after patch 1027243) disable.bmp
[wxWidgets.git] / docs / latex / wx / strmbase.tex
index 1bcd9ec56b900c96dc45954a97e596c77260d057..141374c28feb1ffe675eecb66fa073a7c0b99245 100644 (file)
@@ -3,7 +3,7 @@
 % -----------------------------------------------------------------------------
 \section{\class{wxStreamBase}}\label{wxstreambase}
 
-This class is the base class of most stream related classes in wxWindows. It must
+This class is the base class of most stream related classes in wxWidgets. It must
 not be used directly.
 
 \wxheading{Derived from}
@@ -39,17 +39,28 @@ Creates a dummy stream object. It doesn't do anything.
 
 Destructor.
 
-\membersection{wxStreamBase::LastError}\label{wxstreambaselasterror}
+\membersection{wxStreamBase::IsOk}\label{wxstreambaseisok}
 
-\constfunc{wxStreamError}{LastError}{\void}
+\constfunc{wxStreamError}{IsOk}{\void}
+
+Returns true if no error occurred on the stream.
+
+\wxheading{See also}
+
+\helpref{GetLastError}{wxstreambasegetlasterror}
+
+\membersection{wxStreamBase::GetLastError}\label{wxstreambasegetlasterror}
+
+\constfunc{wxStreamError}{GetLastError}{\void}
 
 This function returns the last error.
+
 \twocolwidtha{5cm}
 \begin{twocollist}\itemsep=0pt
-\twocolitem{{\bf wxSTREAM\_NO\_ERROR}}{No error occured.}
-\twocolitem{{\bf wxSTREAM\_EOF}}{An End-Of-File occured.}
-\twocolitem{{\bf wxSTREAM\_WRITE\_ERROR}}{A generic error occured on the last write call.}
-\twocolitem{{\bf wxSTREAM\_READ\_ERROR}}{A generic error occured on the last read call.}
+\twocolitem{{\bf wxSTREAM\_NO\_ERROR}}{No error occurred.}
+\twocolitem{{\bf wxSTREAM\_EOF}}{An End-Of-File occurred.}
+\twocolitem{{\bf wxSTREAM\_WRITE\_ERROR}}{A generic error occurred on the last write call.}
+\twocolitem{{\bf wxSTREAM\_READ\_ERROR}}{A generic error occurred on the last read call.}
 \end{twocollist}
 
 \membersection{wxStreamBase::OnSysRead}\label{wxstreambaseonsysread}
@@ -84,14 +95,10 @@ See \helpref{OnSysRead}{wxstreambaseonsysread}.
 \constfunc{size\_t}{GetSize}{\void}
 
 This function returns the size of the stream. For example, for a file it is the size of
-the file).
+the file.
 
 \wxheading{Warning}
 
 There are streams which do not have size by definition, such as socket streams.
-In that cases, GetSize returns an invalid size represented by
-
-\begin{verbatim}
-~(size_t)0
-\end{verbatim}
+In that cases, GetSize returns $0$ so you should always test its return value.