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[wxWidgets.git] / include / wx / msgout.h
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1///////////////////////////////////////////////////////////////////////////////
2// Name: wx/msgout.h
3// Purpose: wxMessageOutput class. Shows a message to the user
4// Author: Mattia Barbon
5// Modified by:
6// Created: 17.07.02
7// RCS-ID: $Id$
99d80019 8// Copyright: (c) Mattia Barbon
65571936 9// Licence: wxWindows licence
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10///////////////////////////////////////////////////////////////////////////////
11
12#ifndef _WX_MSGOUT_H_
13#define _WX_MSGOUT_H_
14
15// ----------------------------------------------------------------------------
16// headers
17// ----------------------------------------------------------------------------
18
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19#include "wx/defs.h"
20#include "wx/wxchar.h"
21
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22// ----------------------------------------------------------------------------
23// wxMessageOutput is a class abstracting formatted output target, i.e.
24// something you can printf() to
25// ----------------------------------------------------------------------------
26
bddd7a8d 27class WXDLLIMPEXP_BASE wxMessageOutput
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28{
29public:
98020767 30 virtual ~wxMessageOutput() { }
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31
32 // show a message to the user
33 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2 = 0;
98020767 34
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35 // gets the current wxMessageOutput object (may be NULL during
36 // initialization or shutdown)
74698d3a 37 static wxMessageOutput* Get();
98020767 38
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39 // sets the global wxMessageOutput instance; returns the previous one
40 static wxMessageOutput* Set(wxMessageOutput* msgout);
98020767 41
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42private:
43 static wxMessageOutput* ms_msgOut;
44};
45
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46// ----------------------------------------------------------------------------
47// implementation showing the message to the user in "best" possible way: uses
48// native message box if available (currently only under Windows) and stderr
49// otherwise; unlike wxMessageOutputMessageBox this class is always safe to use
50// ----------------------------------------------------------------------------
51
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52#if wxABI_VERSION > 20601
53
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54class WXDLLIMPEXP_BASE wxMessageOutputBest : public wxMessageOutput
55{
56public:
57 wxMessageOutputBest() { }
58
59 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
60};
61
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62#endif // wxABI_VERSION
63
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64// ----------------------------------------------------------------------------
65// implementation which sends output to stderr
66// ----------------------------------------------------------------------------
67
bddd7a8d 68class WXDLLIMPEXP_BASE wxMessageOutputStderr : public wxMessageOutput
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69{
70public:
98020767 71 wxMessageOutputStderr() { }
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72
73 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
74};
75
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76// ----------------------------------------------------------------------------
77// implementation which shows output in a message box
78// ----------------------------------------------------------------------------
79
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80#if wxUSE_GUI
81
bddd7a8d 82class WXDLLIMPEXP_CORE wxMessageOutputMessageBox : public wxMessageOutput
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83{
84public:
98020767 85 wxMessageOutputMessageBox() { }
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86
87 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
88};
89
ef357cda 90#endif // wxUSE_GUI
74698d3a 91
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92// ----------------------------------------------------------------------------
93// implementation using the native way of outputting debug messages
94// ----------------------------------------------------------------------------
95
bddd7a8d 96class WXDLLIMPEXP_BASE wxMessageOutputDebug : public wxMessageOutput
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97{
98public:
99 wxMessageOutputDebug() { }
100
101 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
102};
103
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104// ----------------------------------------------------------------------------
105// implementation using wxLog (mainly for backwards compatibility)
106// ----------------------------------------------------------------------------
107
bddd7a8d 108class WXDLLIMPEXP_BASE wxMessageOutputLog : public wxMessageOutput
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109{
110public:
98020767 111 wxMessageOutputLog() { }
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112
113 virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
114};
115
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116#endif
117 // _WX_MSGOUT_H_