Added wxStream but I haven't tested them.

[wxWidgets.git] / src / common / fstream.cpp

diff --git a/src/common/fstream.cpp b/src/common/fstream.cpp
new file mode 100644 (file)
index 0000000..6ebb2b1
--- /dev/null
+++ b/src/common/fstream.cpp
@@ -0,0 +1,105 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        fstream.cpp
+// Purpose:     "File stream" classes
+// Author:      Julian Smart
+// Modified by:
+// Created:     11/07/98
+// RCS-ID:      $Id$
+// Copyright:   (c) Guilhem Lavaux 
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+#pragma implementation "fstream.h"
+#endif
+
+#include <wx/object.h>
+#include <stdio.h>
+#include <wx/stream.h>
+#include <wx/fstream.h>
+
+#define BUF_TEMP_SIZE 10000
+
+#if !USE_SHARED_LIBRARY
+IMPLEMENT_CLASS(wxFileStreamBase, wxStream)
+IMPLEMENT_CLASS(wxFileInputStream, wxFileStreamBase)
+IMPLEMENT_CLASS(wxFileOutputStream, wxFileStreamBase)
+IMPLEMENT_CLASS(wxFileStream, wxFileStreamBase)
+#endif
+
+wxFileStreamBase::wxFileStreamBase(const wxString& fileName, int iolimit)
+  : wxStream()
+{
+  char *open_mode;
+
+  switch (iolimit) {
+  case 0:
+    open_mode = "a+";
+    break;
+  case 1:
+    open_mode = "rb";
+    break;
+  case 2: 
+    open_mode = "wb";
+    break;
+  }
+  m_file = fopen(fileName, open_mode);
+  fseek(m_file, 0, SEEK_SET);
+
+  m_eof = FALSE;
+  m_bad = FALSE;
+}
+
+wxFileStreamBase::~wxFileStreamBase()
+{
+  fclose(m_file);
+}
+
+wxInputStream& wxFileStreamBase::Read(void *buffer, size_t size)
+{
+  m_lastread = fread(buffer, 1, size, m_file);
+  m_eof = feof(m_file);
+  return *this;
+}
+
+wxOutputStream& wxFileStreamBase::Write(const void *buffer, size_t size)
+{
+  m_lastwrite = fwrite(buffer, 1, size, m_file);
+  m_bad = ferror(m_file) != 0;
+  return *this;
+}
+
+size_t wxFileStreamBase::SeekI(int pos, wxWhenceType whence)
+{
+  int real_whence;
+
+  if (whence == wxBeginPosition)
+    real_whence = SEEK_SET;
+  else if (whence == wxCurrentPosition)
+    real_whence = SEEK_CUR;
+  else if (whence == wxEndPosition)
+    real_whence = SEEK_END;
+
+  fseek(m_file, pos, real_whence);
+  return ftell(m_file);
+}
+
+size_t wxFileStreamBase::TellI() const
+{
+  return ftell(m_file);
+}
+
+size_t wxFileStreamBase::TellO() const
+{
+  return ftell(m_file);
+}
+
+size_t wxFileStreamBase::SeekO(int pos, wxWhenceType whence)
+{
+  return SeekI(pos, whence);
+}
+
+void wxFileStreamBase::Sync()
+{
+  fflush(m_file);
+}