wxWidgets/include/wx/msgout.h
2003-08-24 16:38:02 +00:00

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3.5 KiB
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///////////////////////////////////////////////////////////////////////////////
// Name: wx/msgout.h
// Purpose: wxMessageOutput class. Shows a message to the user
// Author: Mattia Barbon
// Modified by:
// Created: 17.07.02
// RCS-ID: $Id$
// Copyright: (c) wxWindows team
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSGOUT_H_
#define _WX_MSGOUT_H_
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
// Some older compilers (such as EMX) cannot handle
// #pragma interface/implementation correctly, iff
// #pragma implementation is used in _two_ translation
// units (as created by e.g. event.cpp compiled for
// libwx_base and event.cpp compiled for libwx_gui_core).
// So we must not use those pragmas for those compilers in
// such files.
#pragma interface "msgout.h"
#endif
#include "wx/defs.h"
#include "wx/wxchar.h"
// ----------------------------------------------------------------------------
// wxMessageOutput is a class abstracting formatted output target, i.e.
// something you can printf() to
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxMessageOutput
{
public:
virtual ~wxMessageOutput() { }
// show a message to the user
virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2 = 0;
// gets the current wxMessageOutput object
static wxMessageOutput* Get();
// sets the global wxMessageOutput instance; returns the previous one
static wxMessageOutput* Set(wxMessageOutput* msgout);
private:
static wxMessageOutput* ms_msgOut;
};
// ----------------------------------------------------------------------------
// implementation which sends output to stderr
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxMessageOutputStderr : public wxMessageOutput
{
public:
wxMessageOutputStderr() { }
virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
};
// ----------------------------------------------------------------------------
// implementation which shows output in a message box
// ----------------------------------------------------------------------------
#if wxUSE_GUI
class WXDLLIMPEXP_CORE wxMessageOutputMessageBox : public wxMessageOutput
{
public:
wxMessageOutputMessageBox() { }
virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
};
#endif // wxUSE_GUI
// ----------------------------------------------------------------------------
// implementation using the native way of outputting debug messages
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxMessageOutputDebug : public wxMessageOutput
{
public:
wxMessageOutputDebug() { }
virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
};
// ----------------------------------------------------------------------------
// implementation using wxLog (mainly for backwards compatibility)
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxMessageOutputLog : public wxMessageOutput
{
public:
wxMessageOutputLog() { }
virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
};
#endif
// _WX_MSGOUT_H_