#include "wx/defs.h"
-#if wxUSE_STREAMS && wxUSE_FILE
+#if wxUSE_STREAMS
#include "wx/object.h"
#include "wx/string.h"
#include "wx/file.h"
#include "wx/ffile.h"
+#if wxUSE_FILE
+
// ----------------------------------------------------------------------------
// wxFileStream using wxFile
// ----------------------------------------------------------------------------
wxFileOffset GetLength() const;
bool Ok() const { return m_file->IsOpened(); }
+ bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFileInputStream();
wxFileOffset GetLength() const;
bool Ok() const { return m_file->IsOpened(); }
+ bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFileOutputStream();
DECLARE_NO_COPY_CLASS(wxFileOutputStream)
};
+class WXDLLIMPEXP_BASE wxTempFileOutputStream : public wxOutputStream
+{
+public:
+ wxTempFileOutputStream(const wxString& fileName);
+ virtual ~wxTempFileOutputStream();
+
+ bool Close() { return Commit(); }
+ virtual bool Commit() { return m_file->Commit(); }
+ virtual void Discard() { m_file->Discard(); }
+
+ wxFileOffset GetLength() const { return m_file->Length(); }
+ bool IsSeekable() const { return true; }
+
+protected:
+ size_t OnSysWrite(const void *buffer, size_t size);
+ wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode)
+ { return m_file->Seek(pos, mode); }
+ wxFileOffset OnSysTell() const { return m_file->Tell(); }
+
+private:
+ wxTempFile *m_file;
+
+ DECLARE_NO_COPY_CLASS(wxTempFileOutputStream)
+};
+
class WXDLLIMPEXP_BASE wxFileStream : public wxFileInputStream,
public wxFileOutputStream
{
DECLARE_NO_COPY_CLASS(wxFileStream)
};
+#endif //wxUSE_FILE
+
+#if wxUSE_FFILE
+
// ----------------------------------------------------------------------------
// wxFFileStream using wxFFile
// ----------------------------------------------------------------------------
wxFileOffset GetLength() const;
bool Ok() const { return m_file->IsOpened(); }
+ bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFFileInputStream();
wxFileOffset GetLength() const;
bool Ok() const { return m_file->IsOpened(); }
+ bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFFileOutputStream();
DECLARE_NO_COPY_CLASS(wxFFileStream)
};
-#endif // wxUSE_STREAMS && wxUSE_FILE
+#endif //wxUSE_FFILE
+
+#endif // wxUSE_STREAMS
#endif // _WX_WXFSTREAM_H__