wxWidgets/include/wx/unix/private/pipestream.h
2017-02-24 23:37:44 +01:00

38 lines
1.2 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/unix/private/pipestream.h
// Purpose: Unix wxPipeInputStream and wxPipeOutputStream declarations
// Author: Vadim Zeitlin
// Created: 2013-06-08 (extracted from wx/unix/pipe.h)
// Copyright: (c) 2013 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_UNIX_PRIVATE_PIPESTREAM_H_
#define _WX_UNIX_PRIVATE_PIPESTREAM_H_
#include "wx/wfstream.h"
class wxPipeInputStream : public wxFileInputStream
{
public:
explicit wxPipeInputStream(int fd) : wxFileInputStream(fd) { }
// return true if the pipe is still opened
bool IsOpened() const { return !Eof(); }
// return true if we have anything to read, don't block
virtual bool CanRead() const wxOVERRIDE;
};
class wxPipeOutputStream : public wxFileOutputStream
{
public:
wxPipeOutputStream(int fd) : wxFileOutputStream(fd) { }
// Override the base class version to ignore "pipe full" errors: this is
// not an error for this class.
size_t OnSysWrite(const void *buffer, size_t size) wxOVERRIDE;
};
#endif // _WX_UNIX_PRIVATE_PIPESTREAM_H_