Merged GSOC Ribbon work from SOC2009_RIBBON branch into trunk.

[wxWidgets.git] / interface / wx / stream.h

diff --git a/interface/wx/stream.h b/interface/wx/stream.h
index 7900f3ef0b89db9ad42b517cbf3d165239655c29..104af9a9689a1ae1e012f076c174e6159458d40d 100644 (file)
--- a/interface/wx/stream.h
+++ b/interface/wx/stream.h
@@ -76,7 +76,7 @@ public:
     virtual bool IsOk() const;
 
     /**
-        Returns @true if the streams supports seeking to arbitrary offsets.
+        Returns @true if the stream supports seeking to arbitrary offsets.
     */
     virtual bool IsSeekable() const;
 
@@ -613,6 +613,11 @@ public:
     /**
         Changes the stream current position.
 
+        This operation in general is possible only for seekable streams 
+        (see wxStreamBase::IsSeekable()); non-seekable streams support only
+        seeking positive amounts in mode @c wxFromCurrent (this is implemented
+        by reading data and simply discarding it).
+
         @param pos
             Offset to seek to.
         @param mode
@@ -623,7 +628,9 @@ public:
     virtual wxFileOffset SeekI(wxFileOffset pos, wxSeekMode mode = wxFromStart);
 
     /**
-        Returns the current stream position.
+        Returns the current stream position or ::wxInvalidOffset if it's not
+        available (e.g. socket streams do not have a size nor a current stream
+        position).
     */
     virtual wxFileOffset TellI() const;
 
@@ -829,7 +836,7 @@ public:
         const wxFilterClassFactory *factory = wxFilterClassFactory::GetFirst();
 
         while (factory) {
-            list << factory->GetProtocol() << _T("\n");
+            list << factory->GetProtocol() << wxT("\n");
             factory = factory->GetNext();
         }
         @endcode
@@ -859,7 +866,7 @@ public:
         const wxChar *const *p;
 
         for (p = factory->GetProtocols(wxSTREAM_FILEEXT); *p; p++)
-            list << *p << _T("\n");
+            list << *p << wxT("\n");
         @endcode
     */
     virtual const wxChar * const* GetProtocols(wxStreamProtocolType type = wxSTREAM_PROTOCOL) const = 0;