wxBase/GUI separation: 1st step, wxMSW should build, all the rest is broken

[wxWidgets.git] / include / wx / fmappriv.h

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