have CGImage Support in all OSX builds

[wxWidgets.git] / include / wx / mstream.h

diff --git a/include/wx/mstream.h b/include/wx/mstream.h
index b1b15cb8d6919b57b9dbca0b0244c8149506bdbd..2719d90474caf2bcb137c16b6bd3824e76046e59 100644 (file)
--- a/include/wx/mstream.h
+++ b/include/wx/mstream.h
@@ -16,13 +16,14 @@
 
 #if wxUSE_STREAMS
 
-class WXDLLEXPORT wxMemoryInputStream : public wxInputStream
+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();
 
@@ -35,20 +36,23 @@ 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;
+
+    DECLARE_NO_COPY_CLASS(wxMemoryInputStream)
 };
 
-class WXDLLEXPORT wxMemoryOutputStream : public wxOutputStream
+class WXDLLIMPEXP_BASE wxMemoryOutputStream : public wxOutputStream
 {
 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;
 
@@ -62,8 +66,10 @@ 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)
 };
 
 #endif