X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bddd7a8d8953cf4c09e56c13e1bfcc594ba0267e..f5a1953b341d16396763bee067ccdd96108f3aad:/include/wx/mstream.h

diff --git a/include/wx/mstream.h b/include/wx/mstream.h
index fca461b5dc..a679e6bb8f 100644
--- a/include/wx/mstream.h
+++ b/include/wx/mstream.h
@@ -12,17 +12,20 @@
 #ifndef _WX_WXMMSTREAM_H__
 #define _WX_WXMMSTREAM_H__
 
-#include "wx/stream.h"
+#include "wx/defs.h"
 
 #if wxUSE_STREAMS
 
+#include "wx/stream.h"
+
 class WXDLLIMPEXP_BASE wxMemoryInputStream : public wxInputStream
 {
 public:
     wxMemoryInputStream(const void *data, size_t length);
     virtual ~wxMemoryInputStream();
-    virtual size_t GetSize() const { return m_length; }
+    virtual wxFileOffset GetLength() const { return m_length; }
     virtual bool Eof() const;
+    virtual bool IsSeekable() const { return true; }
 
     char Peek();
 
@@ -35,8 +38,8 @@ protected:
     wxStreamBuffer *m_i_streambuf;
 
     size_t OnSysRead(void *buffer, size_t nbytes);
-    off_t OnSysSeek(off_t pos, wxSeekMode mode);
-    off_t OnSysTell() const;
+    wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
+    wxFileOffset OnSysTell() const;
 
 private:
     size_t m_length;
@@ -50,7 +53,8 @@ public:
     // if data is !NULL it must be allocated with malloc()
     wxMemoryOutputStream(void *data = NULL, size_t length = 0);
     virtual ~wxMemoryOutputStream();
-    virtual size_t GetSize() const { return m_o_streambuf->GetLastAccess(); }
+    virtual wxFileOffset GetLength() const { return m_o_streambuf->GetLastAccess(); }
+    virtual bool IsSeekable() const { return true; }
 
     size_t CopyTo(void *buffer, size_t len) const;
 
@@ -64,8 +68,8 @@ protected:
 
 protected:
     size_t OnSysWrite(const void *buffer, size_t nbytes);
-    off_t OnSysSeek(off_t pos, wxSeekMode mode);
-    off_t OnSysTell() const;
+    wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
+    wxFileOffset OnSysTell() const;
 
     DECLARE_NO_COPY_CLASS(wxMemoryOutputStream)
 };