51 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
///////////////////////////////////////////////////////////////////////////////
 | 
						|
// 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_
 |