Ooops ! I've forgotten the include files.

mmstream.cpp => mstream.cpp


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@235 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/stream.h

@@ -0,0 +1,112 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        stream.h
+// Purpose:     "wxWindows stream" base classes
+// Author:      Guilhem Lavaux
+// Modified by:
+// Created:     11/07/98
+// RCS-ID:      $Id$
+// Copyright:   (c) Guilhem Lavaux
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef __WXSTREAM_H__
+#define __WXSTREAM_H__
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include <stdio.h>
+#include <wx/object.h>
+#include <wx/string.h>
+
+/*
+ * wxStream: base classes
+ */
+
+typedef enum {
+  wxBeginPosition = 0, wxCurrentPosition = 1, wxEndPosition = 2
+} wxWhenceType;
+
+class wxOutputStream;
+class wxInputStream: public wxObject {
+  DECLARE_ABSTRACT_CLASS(wxInputStream);
+ public:
+  wxInputStream();
+  virtual ~wxInputStream();
+
+  virtual wxInputStream& Read(void *buffer, size_t size) = 0;
+  wxInputStream& Read(wxOutputStream& stream_out);
+
+  virtual size_t SeekI(int pos, wxWhenceType whence = wxBeginPosition) = 0;
+  virtual size_t TellI() const = 0;
+
+  virtual bool Eof() const = 0;
+  virtual size_t LastRead() const = 0;
+};
+
+class wxOutputStream: public wxObject {
+  DECLARE_ABSTRACT_CLASS(wxOutputStream);
+ public:
+  wxOutputStream();
+  virtual ~wxOutputStream();
+
+  virtual wxOutputStream& Write(const void *buffer, size_t size) = 0;
+  wxOutputStream& Write(wxInputStream& stream_in);
+
+  virtual size_t SeekO(int pos, wxWhenceType whence = wxBeginPosition) = 0;
+  virtual size_t TellO() const = 0;
+
+  virtual bool Bad() const = 0;
+  virtual size_t LastWrite() const = 0;
+
+  virtual void Sync() {}
+};
+
+class wxStream: public wxInputStream, public wxOutputStream {
+  DECLARE_ABSTRACT_CLASS(wxStream)
+ public:
+  wxStream() : wxInputStream(), wxOutputStream() {}
+  virtual ~wxStream() {}
+};
+
+/*
+ * "Filter" streams
+ */
+
+class wxFilterInputStream: public wxInputStream {
+  DECLARE_CLASS(wxFilterInputStream)
+ public:
+  wxFilterInputStream(wxInputStream& stream);
+  virtual ~wxFilterInputStream();
+
+  virtual wxInputStream& Read(void *buffer, size_t size)
+     { return m_parent_i_stream->Read(buffer, size); }
+  virtual size_t SeekI(int pos, wxWhenceType whence = wxBeginPosition)
+     { return m_parent_i_stream->SeekI(pos, whence); }
+
+  virtual bool Eof() const { return m_parent_i_stream->Eof(); } 
+  virtual size_t LastRead() const { return m_parent_i_stream->LastRead(); } 
+ protected:
+  wxInputStream *m_parent_i_stream;
+};
+
+class wxFilterOuputStream: pubilc wxOutputStream {
+  DECLARE_CLASS(wxFilterOutputStream)
+ public:
+  wxFilterOutputStream(wxOutputStream& stream);
+  virtual ~wxFilterOutputStream();
+
+  virtual wxOutputStream& Write(const void *buffer, size_t size)
+     { return m_parent_o_stream->Write(buffer, size); }
+  virtual size_t SeekO(int pos, wxWhenceType whence = wxBeginPosition)
+     { return m_parent_o_stream->SeekO(pos, whence); }
+
+  virtual bool Eof() const { return m_parent_o_sream->Eof(); }
+  virtual size_t LastRead() const { return m_parent_o_stream->LastRead(); }
+
+ protected:
+  wxOutputStream *m_parent_o_stream;
+};
+
+#endif