don't crash when setting tooltip for a picker without text control

[wxWidgets.git] / docs / latex / wx / inputstr.tex

diff --git a/docs/latex/wx/inputstr.tex b/docs/latex/wx/inputstr.tex
index 54897253f88a392eb377c8d5b4e9a78218a3c0a0..62b7a750ffa89b4840f569b4e436cf5e7800bcb2 100644 (file)
--- a/docs/latex/wx/inputstr.tex
+++ b/docs/latex/wx/inputstr.tex
@@ -30,6 +30,13 @@ Creates a dummy input stream.
 
 Destructor.
 
+\membersection{wxInputStream::CanRead}\label{wxinputstreamcanread}
+
+\constfunc{bool}{CanRead}{\void}
+
+Returns true if some data is available in the stream right now, so that
+calling \helpref{Read()}{wxinputstreamread} wouldn't block.
+
 \membersection{wxInputStream::GetC}\label{wxinputstreamgetc}
 
 \func{char}{GetC}{\void}
@@ -43,17 +50,18 @@ If EOF, return value is undefined and LastRead() will return 0 and not 1.
 
 \membersection{wxInputStream::Eof}\label{wxinputstreameof}
 
-\constfunc{wxInputStream}{Eof}{\void}
+\constfunc{bool}{Eof}{\void}
 
-Returns true if the end of stream has been reached.
+Returns true after an attempt has been made to read past the end of the
+stream.
 
 \wxheading{Note}
 
-For some streams Eof() will not return true until an
-attempt has been made to read past the end of the stream.
-\helpref{LastRead()}{wxinputstreamlastread}
-should be called after each read to check that
-a non-zero number of bytes have been read.
+In wxWidgets 2.6.x and below some streams returned Eof() when the last
+byte had been read rather than when an attempt had been made to read
+past the last byte. If you want to avoid depending on one behaviour or
+the other then call \helpref{LastRead()}{wxinputstreamlastread} to
+check the number of bytes actually read.
 
 \membersection{wxInputStream::LastRead}\label{wxinputstreamlastread}