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///////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/private/pipestream.h
// Purpose: MSW wxPipeInputStream and wxPipeOutputStream declarations
// Author: Vadim Zeitlin
// Created: 2013-06-08 (extracted from src/msw/utilsexc.cpp)
// Copyright: (c) 2013 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSW_PRIVATE_PIPESTREAM_H_
#define _WX_MSW_PRIVATE_PIPESTREAM_H_
class wxPipeInputStream : public wxInputStream
{
public:
explicit wxPipeInputStream(HANDLE hInput);
virtual ~wxPipeInputStream();
// returns true if the pipe is still opened
bool IsOpened() const { return m_hInput != INVALID_HANDLE_VALUE; }
// returns true if there is any data to be read from the pipe
virtual bool CanRead() const wxOVERRIDE;
protected:
virtual size_t OnSysRead(void *buffer, size_t len) wxOVERRIDE;
protected:
HANDLE m_hInput;
wxDECLARE_NO_COPY_CLASS(wxPipeInputStream);
};
class wxPipeOutputStream: public wxOutputStream
{
public:
explicit wxPipeOutputStream(HANDLE hOutput);
virtual ~wxPipeOutputStream() { Close(); }
bool Close() wxOVERRIDE;
protected:
size_t OnSysWrite(const void *buffer, size_t len) wxOVERRIDE;
protected:
HANDLE m_hOutput;
wxDECLARE_NO_COPY_CLASS(wxPipeOutputStream);
};
#endif // _WX_MSW_PRIVATE_PIPESTREAM_H_
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