75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/fmappriv.h
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// Purpose: private wxFontMapper stuff, not to be used by the library users
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 21.06.2003 (extracted from common/fontmap.cpp)
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// RCS-ID: $Id: fmappriv.h 58757 2009-02-08 11:45:59Z VZ $
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// Copyright: (c) 1999-2003 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_FMAPPRIV_H_
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#define _WX_FMAPPRIV_H_
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// a special pseudo encoding which means "don't ask me about this charset
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// any more" -- we need it to avoid driving the user crazy with asking him
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// time after time about the same charset which he [presumably] doesn't
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// have the fonts for
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enum { wxFONTENCODING_UNKNOWN = -2 };
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// the config paths we use
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#if wxUSE_CONFIG
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#define FONTMAPPER_ROOT_PATH wxT("/wxWindows/FontMapper")
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#define FONTMAPPER_CHARSET_PATH wxT("Charsets")
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#define FONTMAPPER_CHARSET_ALIAS_PATH wxT("Aliases")
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#endif // wxUSE_CONFIG
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// ----------------------------------------------------------------------------
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// wxFontMapperPathChanger: change the config path during our lifetime
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// ----------------------------------------------------------------------------
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#if wxUSE_CONFIG && wxUSE_FILECONFIG
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class wxFontMapperPathChanger
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{
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public:
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wxFontMapperPathChanger(wxFontMapperBase *fontMapper, const wxString& path)
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{
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m_fontMapper = fontMapper;
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m_ok = m_fontMapper->ChangePath(path, &m_pathOld);
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}
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bool IsOk() const { return m_ok; }
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~wxFontMapperPathChanger()
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{
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if ( IsOk() )
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m_fontMapper->RestorePath(m_pathOld);
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}
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private:
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// the fontmapper object we're working with
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wxFontMapperBase *m_fontMapper;
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// the old path to be restored if m_ok
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wxString m_pathOld;
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// have we changed the path successfully?
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bool m_ok;
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wxDECLARE_NO_COPY_CLASS(wxFontMapperPathChanger);
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};
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#endif // wxUSE_CONFIG
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#endif // _WX_FMAPPRIV_H_
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