Copyright cleanup

[wxWidgets.git] / src / common / fontmap.cpp

diff --git a/src/common/fontmap.cpp b/src/common/fontmap.cpp
index 6f1570ed8168badf3c460af701d14622686749bd..e81d145d65cccd4a29e215361ef4e3a8f6a4eefd 100644 (file)
--- a/src/common/fontmap.cpp
+++ b/src/common/fontmap.cpp
@@ -6,7 +6,7 @@
 // Created:     04.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin
 // Created:     04.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -28,12 +28,15 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#if wxUSE_FONTMAP
+

 #ifndef WX_PRECOMP
     #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/intl.h"
 #endif // PCH
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/intl.h"
 #endif // PCH
 

+#include "wx/module.h"

 #include "wx/fontmap.h"
 
 #if wxUSE_CONFIG
 #include "wx/fontmap.h"
 
 #if wxUSE_CONFIG


@@ -55,6 +58,7 @@
 // ----------------------------------------------------------------------------
 
 // the config paths we use
 // ----------------------------------------------------------------------------
 
 // the config paths we use

+#if wxUSE_CONFIG

 static const wxChar* FONTMAPPER_ROOT_PATH = wxT("/wxWindows/FontMapper");
 static const wxChar* FONTMAPPER_CHARSET_PATH = wxT("Charsets");
 static const wxChar* FONTMAPPER_CHARSET_ALIAS_PATH = wxT("Aliases");
 static const wxChar* FONTMAPPER_ROOT_PATH = wxT("/wxWindows/FontMapper");
 static const wxChar* FONTMAPPER_CHARSET_PATH = wxT("Charsets");
 static const wxChar* FONTMAPPER_CHARSET_ALIAS_PATH = wxT("Aliases");


@@ -64,6 +68,7 @@ static const wxChar* FONTMAPPER_CHARSET_ALIAS_PATH = wxT("Aliases");
     static const wxChar* FONTMAPPER_FONT_FROM_ENCODING_PATH = wxT("Encodings");
     static const wxChar* FONTMAPPER_FONT_DONT_ASK = wxT("none");
 #endif // wxUSE_GUI
     static const wxChar* FONTMAPPER_FONT_FROM_ENCODING_PATH = wxT("Encodings");
     static const wxChar* FONTMAPPER_FONT_DONT_ASK = wxT("none");
 #endif // wxUSE_GUI

+#endif // wxUSE_CONFIG

 
 // encodings supported by GetEncodingDescription
 static wxFontEncoding gs_encodings[] =
 
 // encodings supported by GetEncodingDescription
 static wxFontEncoding gs_encodings[] =


@@ -84,6 +89,10 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_ISO8859_14,
     wxFONTENCODING_ISO8859_15,
     wxFONTENCODING_KOI8,
     wxFONTENCODING_ISO8859_14,
     wxFONTENCODING_ISO8859_15,
     wxFONTENCODING_KOI8,

+    wxFONTENCODING_CP932,
+    wxFONTENCODING_CP936,
+    wxFONTENCODING_CP949,
+    wxFONTENCODING_CP950,

     wxFONTENCODING_CP1250,
     wxFONTENCODING_CP1251,
     wxFONTENCODING_CP1252,
     wxFONTENCODING_CP1250,
     wxFONTENCODING_CP1251,
     wxFONTENCODING_CP1252,


@@ -95,6 +104,7 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_CP437,
     wxFONTENCODING_UTF7,
     wxFONTENCODING_UTF8,
     wxFONTENCODING_CP437,
     wxFONTENCODING_UTF7,
     wxFONTENCODING_UTF8,

+    wxFONTENCODING_EUC_JP,

 };
 
 // the descriptions for them
 };
 
 // the descriptions for them


@@ -116,6 +126,10 @@ static const wxChar* gs_encodingDescs[] =
     wxTRANSLATE( "Celtic (ISO-8859-14)" ),
     wxTRANSLATE( "Western European with Euro (ISO-8859-15)" ),
     wxTRANSLATE( "KOI8-R" ),
     wxTRANSLATE( "Celtic (ISO-8859-14)" ),
     wxTRANSLATE( "Western European with Euro (ISO-8859-15)" ),
     wxTRANSLATE( "KOI8-R" ),

+    wxTRANSLATE( "Windows Japanese (CP 932)" ),
+    wxTRANSLATE( "Windows Chinese Simplified (CP 936)" ),
+    wxTRANSLATE( "Windows Korean (CP 949)" ),
+    wxTRANSLATE( "Windows Chinese Traditional (CP 950)" ),

     wxTRANSLATE( "Windows Central European (CP 1250)" ),
     wxTRANSLATE( "Windows Cyrillic (CP 1251)" ),
     wxTRANSLATE( "Windows Western European (CP 1252)" ),
     wxTRANSLATE( "Windows Central European (CP 1250)" ),
     wxTRANSLATE( "Windows Cyrillic (CP 1251)" ),
     wxTRANSLATE( "Windows Western European (CP 1252)" ),


@@ -127,9 +141,10 @@ static const wxChar* gs_encodingDescs[] =
     wxTRANSLATE( "Windows/DOS OEM (CP 437)" ),
     wxTRANSLATE( "Unicode 7 bit (UTF-7)" ),
     wxTRANSLATE( "Unicode 8 bit (UTF-8)" ),
     wxTRANSLATE( "Windows/DOS OEM (CP 437)" ),
     wxTRANSLATE( "Unicode 7 bit (UTF-7)" ),
     wxTRANSLATE( "Unicode 8 bit (UTF-8)" ),

+    wxTRANSLATE( "Extended Unix Codepage for Japanese (EUC-JP)" ),

 };
 
 };
 

-// and the internal names
+// and the internal names (these are not translated on purpose!)

 static const wxChar* gs_encodingNames[] =
 {
     wxT( "iso-8859-1" ),
 static const wxChar* gs_encodingNames[] =
 {
     wxT( "iso-8859-1" ),


@@ -148,6 +163,10 @@ static const wxChar* gs_encodingNames[] =
     wxT( "iso-8859-14" ),
     wxT( "iso-8859-15" ),
     wxT( "koi8-r" ),
     wxT( "iso-8859-14" ),
     wxT( "iso-8859-15" ),
     wxT( "koi8-r" ),

+    wxT( "windows-932" ),
+    wxT( "windows-936" ),
+    wxT( "windows-949" ),
+    wxT( "windows-950" ),

     wxT( "windows-1250" ),
     wxT( "windows-1251" ),
     wxT( "windows-1252" ),
     wxT( "windows-1250" ),
     wxT( "windows-1251" ),
     wxT( "windows-1252" ),


@@ -157,19 +176,14 @@ static const wxChar* gs_encodingNames[] =
     wxT( "windows-1256" ),
     wxT( "windows-1257" ),
     wxT( "windows-437" ),
     wxT( "windows-1256" ),
     wxT( "windows-1257" ),
     wxT( "windows-437" ),

-    wxT( "utf7" ),
-    wxT( "utf8" ),
+    wxT( "utf-7" ),
+    wxT( "utf-8" ),
+    wxT( "euc-jp" ),

 };
 
 };
 

-// ----------------------------------------------------------------------------
-// global data
-// ----------------------------------------------------------------------------
-
-// private object
-static wxFontMapper gs_fontMapper;
-
-// and public pointer
-wxFontMapper * wxTheFontMapper = &gs_fontMapper;
+wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingDescs) == WXSIZEOF(gs_encodings) &&
+                       WXSIZEOF(gs_encodingNames) == WXSIZEOF(gs_encodings),
+                       EncodingsArraysNotInSync );

 
 // ----------------------------------------------------------------------------
 // private classes
 
 // ----------------------------------------------------------------------------
 // private classes


@@ -197,6 +211,8 @@ private:
     wxFontMapper *m_fontMapper;
     bool          m_ok;
     wxString      m_pathOld;
     wxFontMapper *m_fontMapper;
     bool          m_ok;
     wxString      m_pathOld;

+
+    DECLARE_NO_COPY_CLASS(wxFontMapperPathChanger)

 };
 
 // ============================================================================
 };
 
 // ============================================================================


@@ -211,6 +227,7 @@ wxFontMapper::wxFontMapper()
 {
 #if wxUSE_CONFIG
     m_config = NULL;
 {
 #if wxUSE_CONFIG
     m_config = NULL;

+    m_configIsDummy = FALSE;

 #endif // wxUSE_CONFIG
 
 #if wxUSE_GUI
 #endif // wxUSE_CONFIG
 
 #if wxUSE_GUI


@@ -220,8 +237,40 @@ wxFontMapper::wxFontMapper()
 
 wxFontMapper::~wxFontMapper()
 {
 
 wxFontMapper::~wxFontMapper()
 {

+#if wxUSE_CONFIG
+    if ( m_configIsDummy )
+        delete m_config;
+#endif // wxUSE_CONFIG
+}
+
+wxFontMapper *wxFontMapper::sm_instance = NULL;
+
+/*static*/ wxFontMapper *wxFontMapper::Get()
+{
+    if ( !sm_instance )
+        sm_instance = new wxFontMapper;
+    return sm_instance;

 }
 
 }
 

+/*static*/ wxFontMapper *wxFontMapper::Set(wxFontMapper *mapper)
+{
+    wxFontMapper *old = sm_instance;
+    sm_instance = mapper;
+    return old;
+}
+
+class wxFontMapperModule: public wxModule
+{
+public:
+    wxFontMapperModule() : wxModule() {}
+    virtual bool OnInit() { return TRUE; }
+    virtual void OnExit() { delete wxFontMapper::Set(NULL); }
+
+    DECLARE_DYNAMIC_CLASS(wxFontMapperModule)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxFontMapperModule, wxModule)
+

 // ----------------------------------------------------------------------------
 // customisation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // customisation
 // ----------------------------------------------------------------------------


@@ -260,10 +309,28 @@ wxConfigBase *wxFontMapper::GetConfig()
             // but will allow us to remember the results of the questions at
             // least during this run
             m_config = new wxMemoryConfig;
             // but will allow us to remember the results of the questions at
             // least during this run
             m_config = new wxMemoryConfig;

-            wxConfig::Set(m_config);
+            m_configIsDummy = TRUE;
+            // VS: we can't call wxConfig::Set(m_config) here because that would
+            //     disable automatic wxConfig instance creation if this code was
+            //     called before wxApp::OnInit (this happens in wxGTK -- it sets
+            //     default wxFont encoding in wxApp::Initialize())

         }
     }
 
         }
     }
 

+    if ( m_configIsDummy && wxConfig::Get(FALSE) != NULL )
+    {
+        // VS: in case we created dummy m_config (see above), we want to switch back
+        //     to the real one as soon as one becomes available.
+        delete m_config;
+        m_config = wxConfig::Get(FALSE);
+        m_configIsDummy = FALSE;
+        // FIXME: ideally, we should add keys from dummy config to the real one now,
+        //        but it is a low-priority task because typical wxWin application
+        //        either doesn't use wxConfig at all or creates wxConfig object in
+        //        wxApp::OnInit(), before any real interaction with the user takes
+        //        place...
+    }
+

     return m_config;
 }
 
     return m_config;
 }
 


@@ -327,10 +394,7 @@ wxString wxFontMapper::GetEncodingDescription(wxFontEncoding encoding)
         return _("Default encoding");
     }
 
         return _("Default encoding");
     }
 

-    size_t count = WXSIZEOF(gs_encodingDescs);
-
-    wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                  wxT("inconsitency detected - forgot to update one of the arrays?") );
+    const size_t count = WXSIZEOF(gs_encodingDescs);

 
     for ( size_t i = 0; i < count; i++ )
     {
 
     for ( size_t i = 0; i < count; i++ )
     {


@@ -354,16 +418,13 @@ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding)
         return _("default");
     }
 
         return _("default");
     }
 

-    size_t count = WXSIZEOF(gs_encodingNames);
-
-    wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                  wxT("inconsistency detected - forgot to update one of the arrays?") );
+    const size_t count = WXSIZEOF(gs_encodingNames);

 
     for ( size_t i = 0; i < count; i++ )
     {
         if ( gs_encodings[i] == encoding )
         {
 
     for ( size_t i = 0; i < count; i++ )
     {
         if ( gs_encodings[i] == encoding )
         {

-            return wxGetTranslation(gs_encodingNames[i]);
+            return gs_encodingNames[i];

         }
     }
 
         }
     }
 


@@ -376,6 +437,12 @@ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding)
 wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
                                                bool interactive)
 {
 wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
                                                bool interactive)
 {

+    // 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 fot
+    static const int wxFONTENCODING_UNKNOWN = -2;
+

     wxFontEncoding encoding = wxFONTENCODING_SYSTEM;
 
     // we're going to modify it, make a copy
     wxFontEncoding encoding = wxFONTENCODING_SYSTEM;
 
     // we're going to modify it, make a copy


@@ -392,6 +459,12 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
         long value = config->Read(charset, -1l);
         if ( value != -1 )
         {
         long value = config->Read(charset, -1l);
         if ( value != -1 )
         {

+            if ( value == wxFONTENCODING_UNKNOWN )
+            {
+                // don't try to find it, in particular don't ask the user
+                return wxFONTENCODING_SYSTEM;
+            }
+

             if ( value >= 0 && value <= wxFONTENCODING_MAX )
             {
                 encoding = (wxFontEncoding)value;
             if ( value >= 0 && value <= wxFONTENCODING_MAX )
             {
                 encoding = (wxFontEncoding)value;


@@ -418,7 +491,7 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
 
         RestorePath(pathOld);
     }
 
         RestorePath(pathOld);
     }

-#endif
+#endif // wxUSE_CONFIG

 
     // if didn't find it there, try to recognize it ourselves
     if ( encoding == wxFONTENCODING_SYSTEM )
 
     // if didn't find it there, try to recognize it ourselves
     if ( encoding == wxFONTENCODING_SYSTEM )


@@ -428,7 +501,7 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
         cs.Trim(FALSE);
 
         // discard the optional quotes
         cs.Trim(FALSE);
 
         // discard the optional quotes

-        if ( !!cs )
+        if ( !cs.empty() )

         {
             if ( cs[0u] == _T('"') && cs.Last() == _T('"') )
             {
         {
             if ( cs[0u] == _T('"') && cs.Last() == _T('"') )
             {


@@ -438,7 +511,7 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
 
         cs.MakeUpper();
 
 
         cs.MakeUpper();
 

-        if ( !cs || cs == wxT("US-ASCII") )
+        if ( cs.empty() || cs == _T("US-ASCII") )

         {
             encoding = wxFONTENCODING_DEFAULT;
         }
         {
             encoding = wxFONTENCODING_DEFAULT;
         }


@@ -450,6 +523,25 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
         {
             encoding = wxFONTENCODING_UTF8;
         }
         {
             encoding = wxFONTENCODING_UTF8;
         }

+        else if ( cs == wxT("GB2312") )
+        {
+            encoding = wxFONTENCODING_GB2312;
+        }
+        else if ( cs == wxT("BIG5") )
+        {
+            encoding = wxFONTENCODING_BIG5;
+        }
+        else if ( cs == wxT("SJIS") ||
+                  cs == wxT("SHIFT_JIS") ||
+                  cs == wxT("SHIFT-JIS") )
+        {
+            encoding = wxFONTENCODING_SHIFT_JIS;
+        }
+        else if ( cs == wxT("EUC-JP") ||
+                  cs == wxT("EUC_JP") )
+        {
+            encoding = wxFONTENCODING_EUC_JP;
+        }

         else if ( cs == wxT("KOI8-R") ||
                   cs == wxT("KOI8-U") ||
                   cs == wxT("KOI8-RU") )
         else if ( cs == wxT("KOI8-R") ||
                   cs == wxT("KOI8-U") ||
                   cs == wxT("KOI8-RU") )


@@ -466,10 +558,35 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
             const wxChar *p = cs.c_str() + 3;
             if ( *p == wxT('-') )
                 p++;
             const wxChar *p = cs.c_str() + 3;
             if ( *p == wxT('-') )
                 p++;

+                
+            // printf( "iso %s\n", (const char*) cs.ToAscii() );

 
             unsigned int value;
             if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
             {
 
             unsigned int value;
             if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
             {

+                // printf( "value %d\n", (int)value );
+   
+                // make it 0 based and check that it is strictly positive in
+                // the process (no such thing as iso8859-0 encoding)
+                if ( (value-- > 0) &&
+                     (value < wxFONTENCODING_ISO8859_MAX -
+                              wxFONTENCODING_ISO8859_1) )
+                {
+                    // it's a valid ISO8859 encoding
+                    value += wxFONTENCODING_ISO8859_1;
+                    encoding = (wxFontEncoding)value;
+                }
+            }
+        }
+        else if ( cs.Left(4) == wxT("8859") )
+        {
+            const wxChar *p = cs.c_str();
+            
+            unsigned int value;
+            if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
+            {
+                // printf( "value %d\n", (int)value );
+   

                 // make it 0 based and check that it is strictly positive in
                 // the process (no such thing as iso8859-0 encoding)
                 if ( (value-- > 0) &&
                 // make it 0 based and check that it is strictly positive in
                 // the process (no such thing as iso8859-0 encoding)
                 if ( (value-- > 0) &&


@@ -518,6 +635,25 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
                             encoding = (wxFontEncoding)value;
                         }
                     }
                             encoding = (wxFontEncoding)value;
                         }
                     }

+
+                    switch ( value )
+                    {
+                        case 932:
+                            encoding = wxFONTENCODING_CP932;
+                            break;
+
+                        case 936:
+                            encoding = wxFONTENCODING_CP936;
+                            break;
+
+                        case 949:
+                            encoding = wxFONTENCODING_CP949;
+                            break;
+
+                        case 950:
+                            encoding = wxFONTENCODING_CP950;
+                            break;
+                    }

                 }
             }
         }
                 }
             }
         }


@@ -540,10 +676,7 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
         msg.Printf(_("The charset '%s' is unknown. You may select\nanother charset to replace it with or choose\n[Cancel] if it cannot be replaced"), charset.c_str());
 
         // the list of choices
         msg.Printf(_("The charset '%s' is unknown. You may select\nanother charset to replace it with or choose\n[Cancel] if it cannot be replaced"), charset.c_str());
 
         // the list of choices

-        size_t count = WXSIZEOF(gs_encodingDescs);
-
-        wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                      wxT("inconsitency detected - forgot to update one of the arrays?") );
+        const size_t count = WXSIZEOF(gs_encodingDescs);

 
         wxString *encodingNamesTranslated = new wxString[count];
 
 
         wxString *encodingNamesTranslated = new wxString[count];
 


@@ -568,24 +701,25 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
         if ( n != -1 )
         {
             encoding = gs_encodings[n];
         if ( n != -1 )
         {
             encoding = gs_encodings[n];

+        }

 
 #if wxUSE_CONFIG
         // save the result in the config now
 
 #if wxUSE_CONFIG
         // save the result in the config now

-            if ( ChangePath(FONTMAPPER_CHARSET_PATH, &pathOld) )
-            {
-                wxConfigBase *config = GetConfig();
-
-                // remember the alt encoding for this charset
-                if ( !config->Write(charset, (long)encoding) )
-                {
-                    wxLogError(_("Failed to remember the encoding for the charset '%s'."), charset.c_str());
-                }
+        if ( ChangePath(FONTMAPPER_CHARSET_PATH, &pathOld) )
+        {
+            wxConfigBase *config = GetConfig();

 
 

-                RestorePath(pathOld);
+            // remember the alt encoding for this charset - or remember that
+            // we don't know it
+            long value = n == -1 ? wxFONTENCODING_UNKNOWN : (long)encoding;
+            if ( !config->Write(charset, value) )
+            {
+                wxLogError(_("Failed to remember the encoding for the charset '%s'."), charset.c_str());

             }
             }

-#endif // wxUSE_CONFIG
+
+            RestorePath(pathOld);

         }
         }

-        //else: cancelled
+#endif // wxUSE_CONFIG

     }
 #endif // wxUSE_GUI
 
     }
 #endif // wxUSE_GUI
 


@@ -672,12 +806,13 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
     // message
     if ( encoding == wxFONTENCODING_SYSTEM )
     {
     // message
     if ( encoding == wxFONTENCODING_SYSTEM )
     {

-        wxFatalError(_("can't load any font, aborting"));
+        wxLogFatalError(_("can't load any font, aborting"));

 
 

-        // wxFatalError doesn't return
+        // wxLogFatalError doesn't return

     }
 
     }
 

-    wxString configEntry, encName = GetEncodingName(encoding);
+    wxString configEntry,
+             encName = GetEncodingName(encoding);

     if ( !!facename )
     {
         configEntry = facename + _T("_");
     if ( !!facename )
     {
         configEntry = facename + _T("_");


@@ -733,36 +868,71 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
     }
 #endif // wxUSE_CONFIG
 
     }
 #endif // wxUSE_CONFIG
 

+    // now try to map this encoding to a compatible one which we have on this
+    // system
+    wxFontEncodingArray equiv = wxEncodingConverter::GetAllEquivalents(encoding);
+    size_t count = equiv.GetCount();
+    bool foundEquivEncoding = FALSE;
+    wxFontEncoding equivEncoding = wxFONTENCODING_SYSTEM;
+    if ( count )
+    {
+        for ( size_t i = 0; i < count && !foundEquivEncoding; i++ )
+        {
+            // don't test for encoding itself, we already know we don't have it
+            if ( equiv[i] == encoding )
+                continue;
+
+            if ( TestAltEncoding(configEntry, equiv[i], info) )
+            {
+                equivEncoding = equiv[i];
+
+                foundEquivEncoding = TRUE;
+            }
+        }
+    }
+

     // ask the user
     // ask the user

+#if wxUSE_FONTDLG

     if ( interactive )
     {
         wxString title(m_titleDialog);
         if ( !title )
             title << wxTheApp->GetAppName() << _(": unknown encoding");
 
     if ( interactive )
     {
         wxString title(m_titleDialog);
         if ( !title )
             title << wxTheApp->GetAppName() << _(": unknown encoding");
 

-        // the message
-        wxString msg;
-        msg.Printf(_("No font for displaying text in encoding '%s' found.\nWould you like to select a font to be used for this encoding\n(otherwise the text in this encoding will not be shown correctly)?"),
-                     GetEncodingDescription(encoding).c_str());
+        // built the message
+        wxString encDesc = GetEncodingDescription(encoding),
+                 msg;
+        if ( foundEquivEncoding )
+        {
+            // ask the user if he wants to override found alternative encoding
+            msg.Printf(_("No font for displaying text in encoding '%s' found,\nbut an alternative encoding '%s' is available.\nDo you want to use this encoding (otherwise you will have to choose another one)?"),
+                       encDesc.c_str(), GetEncodingDescription(equivEncoding).c_str());
+        }
+        else
+        {
+            msg.Printf(_("No font for displaying text in encoding '%s' found.\nWould you like to select a font to be used for this encoding\n(otherwise the text in this encoding will not be shown correctly)?"),
+                       encDesc.c_str());
+        }

 
 

-        wxWindow *parent = m_windowParent;
-        if ( !parent )
-            parent = wxTheApp->GetTopWindow();
+        // the question is different in 2 cases so the answer has to be
+        // interpreted differently as well
+        int answer = foundEquivEncoding ? wxNO : wxYES;

 
         if ( wxMessageBox(msg, title,
 
         if ( wxMessageBox(msg, title,

-                          wxICON_QUESTION | wxYES_NO, parent) == wxYES )
+                          wxICON_QUESTION | wxYES_NO,
+                          m_windowParent) == answer )

         {
             wxFontData data;
             data.SetEncoding(encoding);
             data.EncodingInfo() = *info;
         {
             wxFontData data;
             data.SetEncoding(encoding);
             data.EncodingInfo() = *info;

-            wxFontDialog dialog(parent, &data);
+            wxFontDialog dialog(m_windowParent, data);

             if ( dialog.ShowModal() == wxID_OK )
             {
                 wxFontData retData = dialog.GetFontData();
                 wxFont font = retData.GetChosenFont();
 
                 *info = retData.EncodingInfo();
             if ( dialog.ShowModal() == wxID_OK )
             {
                 wxFontData retData = dialog.GetFontData();
                 wxFont font = retData.GetChosenFont();
 
                 *info = retData.EncodingInfo();

-                info -> encoding = retData.GetEncoding();
+                info->encoding = retData.GetEncoding();

 
 #if wxUSE_CONFIG
                 // remember this in the config
 
 #if wxUSE_CONFIG
                 // remember this in the config


@@ -780,12 +950,19 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
         }
         else
         {
         }
         else
         {

-            // the user doesn't want to select a font for this encoding,
+            // the user doesn't want to select a font for this encoding
+            // or selected to use equivalent encoding
+            //

             // remember it to avoid asking the same question again later
 #if wxUSE_CONFIG
             if ( ChangePath(FONTMAPPER_FONT_FROM_ENCODING_PATH, &pathOld) )
             {
             // remember it to avoid asking the same question again later
 #if wxUSE_CONFIG
             if ( ChangePath(FONTMAPPER_FONT_FROM_ENCODING_PATH, &pathOld) )
             {

-                GetConfig()->Write(configEntry, FONTMAPPER_FONT_DONT_ASK);
+                GetConfig()->Write
+                             (
+                                configEntry,
+                                foundEquivEncoding ? info->ToString().c_str()
+                                                   : FONTMAPPER_FONT_DONT_ASK
+                             );

 
                 RestorePath(pathOld);
             }
 
                 RestorePath(pathOld);
             }


@@ -793,20 +970,9 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
         }
     }
     //else: we're in non-interactive mode
         }
     }
     //else: we're in non-interactive mode

+#endif // wxUSE_FONTDLG

 
 

-    // now try the default mappings:
-    wxFontEncodingArray equiv = wxEncodingConverter::GetAllEquivalents(encoding);
-    size_t count = equiv.GetCount();
-    if ( count )
-    {
-        for ( size_t i = (equiv[0] == encoding) ? 1 : 0; i < count; i++ )
-        {
-            if ( TestAltEncoding(configEntry, equiv[i], info) )
-                return TRUE;
-        }
-    }
-
-    return FALSE;
+    return foundEquivEncoding;

 }
 
 bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
 }
 
 bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,


@@ -835,3 +1001,5 @@ bool wxFontMapper::IsEncodingAvailable(wxFontEncoding encoding,
 }
 
 #endif // wxUSE_GUI
 }
 
 #endif // wxUSE_GUI

+
+#endif // wxUSE_FONTMAP