Added further explanation on the note about stdin and QTextsStream::atEnd()

Explained why you cannot use stdin and atEnd() together.

Task-number:251171
Rev-by: Andreas Aardal Hanssen

1 files changed, 4 insertions, 2 deletions

diff --git a/src/corelib/io/qtextstream.cpp b/src/corelib/io/qtextstream.cpp
index ed9d0aa8af..116767116a 100644
--- a/src/corelib/io/qtextstream.cpp
+++ b/src/corelib/io/qtextstream.cpp
@@ -67,8 +67,10 @@ static const int QTEXTSTREAM_BUFFERSIZE = 16384;
     \snippet doc/src/snippets/code/src_corelib_io_qtextstream.cpp 1
 
     Note that you cannot use QTextStream::atEnd(), which returns true when you
-    have reached the end of the data stream, with stdin.
-
+    have reached the end of the data stream, with stdin. The reason for this is
+    that as long as stdin doesn't give any input to the QTextStream, \c atEnd()
+    will return true even if the stdin is open and waiting for more characters.
+    
     Besides using QTextStream's constructors, you can also set the
     device or string QTextStream operates on by calling setDevice() or
     setString(). You can seek to a position by calling seek(), and