X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bb84929ec5b27eae5433982703dd6d0df89bfc2d..109c7768eb46ccbb45adc1c409fe8f6b7d799e2f:/src/common/fontmap.cpp diff --git a/src/common/fontmap.cpp b/src/common/fontmap.cpp index abf1e37e36..6c591571f0 100644 --- a/src/common/fontmap.cpp +++ b/src/common/fontmap.cpp @@ -28,12 +28,15 @@ #pragma hdrstop #endif +#if wxUSE_FONTMAP + #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 @@ -55,12 +58,17 @@ // ---------------------------------------------------------------------------- // 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"); + +// we only ask questions in GUI mode #if 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[] = @@ -81,6 +89,10 @@ static wxFontEncoding gs_encodings[] = wxFONTENCODING_ISO8859_14, wxFONTENCODING_ISO8859_15, wxFONTENCODING_KOI8, + wxFONTENCODING_CP932, + wxFONTENCODING_CP936, + wxFONTENCODING_CP949, + wxFONTENCODING_CP950, wxFONTENCODING_CP1250, wxFONTENCODING_CP1251, wxFONTENCODING_CP1252, @@ -113,6 +125,10 @@ static const wxChar* gs_encodingDescs[] = 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)" ), @@ -126,47 +142,42 @@ static const wxChar* gs_encodingDescs[] = wxTRANSLATE( "Unicode 8 bit (UTF-8)" ), }; -// and the internal names +// and the internal names (these are not translated on purpose!) static const wxChar* gs_encodingNames[] = { - wxT( "iso8859-1" ), - wxT( "iso8859-2" ), - wxT( "iso8859-3" ), - wxT( "iso8859-4" ), - wxT( "iso8859-5" ), - wxT( "iso8859-6" ), - wxT( "iso8859-7" ), - wxT( "iso8859-8" ), - wxT( "iso8859-9" ), - wxT( "iso8859-10" ), - wxT( "iso8859-11" ), - wxT( "iso8859-12" ), - wxT( "iso8859-13" ), - wxT( "iso8859-14" ), - wxT( "iso8859-15" ), + wxT( "iso-8859-1" ), + wxT( "iso-8859-2" ), + wxT( "iso-8859-3" ), + wxT( "iso-8859-4" ), + wxT( "iso-8859-5" ), + wxT( "iso-8859-6" ), + wxT( "iso-8859-7" ), + wxT( "iso-8859-8" ), + wxT( "iso-8859-9" ), + wxT( "iso-8859-10" ), + wxT( "iso-8859-11" ), + wxT( "iso-8859-12" ), + wxT( "iso-8859-13" ), + wxT( "iso-8859-14" ), + wxT( "iso-8859-15" ), wxT( "koi8-r" ), - wxT( "windows1250" ), - wxT( "windows1251" ), - wxT( "windows1252" ), - wxT( "windows1253" ), - wxT( "windows1254" ), - wxT( "windows1255" ), - wxT( "windows1256" ), - wxT( "windows1257" ), - wxT( "windows437" ), - wxT( "utf7" ), - wxT( "utf8" ), + wxT( "windows-932" ), + wxT( "windows-936" ), + wxT( "windows-949" ), + wxT( "windows-950" ), + wxT( "windows-1250" ), + wxT( "windows-1251" ), + wxT( "windows-1252" ), + wxT( "windows-1253" ), + wxT( "windows-1254" ), + wxT( "windows-1255" ), + wxT( "windows-1256" ), + wxT( "windows-1257" ), + wxT( "windows-437" ), + wxT( "utf-7" ), + wxT( "utf-8" ), }; -// ---------------------------------------------------------------------------- -// global data -// ---------------------------------------------------------------------------- - -// private object -static wxFontMapper gs_fontMapper; - -// and public pointer -wxFontMapper * wxTheFontMapper = &gs_fontMapper; // ---------------------------------------------------------------------------- // private classes @@ -208,6 +219,7 @@ wxFontMapper::wxFontMapper() { #if wxUSE_CONFIG m_config = NULL; + m_configIsDummy = FALSE; #endif // wxUSE_CONFIG #if wxUSE_GUI @@ -217,8 +229,40 @@ 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 // ---------------------------------------------------------------------------- @@ -257,10 +301,28 @@ wxConfigBase *wxFontMapper::GetConfig() // 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; } @@ -319,6 +381,11 @@ void wxFontMapper::RestorePath(const wxString& pathOld) /* static */ wxString wxFontMapper::GetEncodingDescription(wxFontEncoding encoding) { + if ( encoding == wxFONTENCODING_DEFAULT ) + { + return _("Default encoding"); + } + size_t count = WXSIZEOF(gs_encodingDescs); wxASSERT_MSG( count == WXSIZEOF(gs_encodings), @@ -341,6 +408,11 @@ wxString wxFontMapper::GetEncodingDescription(wxFontEncoding encoding) /* static */ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding) { + if ( encoding == wxFONTENCODING_DEFAULT ) + { + return _("default"); + } + size_t count = WXSIZEOF(gs_encodingNames); wxASSERT_MSG( count == WXSIZEOF(gs_encodings), @@ -350,7 +422,7 @@ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding) { if ( gs_encodings[i] == encoding ) { - return wxGetTranslation(gs_encodingNames[i]); + return gs_encodingNames[i]; } } @@ -363,6 +435,12 @@ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding) 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 @@ -379,6 +457,12 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset, 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; @@ -407,11 +491,15 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset, } #endif // wxUSE_CONFIG - // if didn't find it there, try to reckognise it ourselves + // if didn't find it there, try to recognize it ourselves if ( encoding == wxFONTENCODING_SYSTEM ) { + // trim any spaces + cs.Trim(TRUE); + cs.Trim(FALSE); + // discard the optional quotes - if ( !!cs ) + if ( !cs.empty() ) { if ( cs[0u] == _T('"') && cs.Last() == _T('"') ) { @@ -421,14 +509,27 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset, cs.MakeUpper(); - if ( !cs || cs == wxT("US-ASCII") ) + if ( cs.empty() || cs == _T("US-ASCII") ) + { encoding = wxFONTENCODING_DEFAULT; + } else if ( cs == wxT("UTF-7") ) + { encoding = wxFONTENCODING_UTF7; + } else if ( cs == wxT("UTF-8") ) + { encoding = wxFONTENCODING_UTF8; - else if ( cs == wxT("KOI8-R") || cs == wxT("KOI8-U") ) + } + else if ( cs == wxT("KOI8-R") || + cs == wxT("KOI8-U") || + cs == wxT("KOI8-RU") ) + { + // although koi8-ru is not strictly speaking the same as koi8-r, + // they are similar enough to make mapping it to koi8 better than + // not reckognizing it at all encoding = wxFONTENCODING_KOI8; + } else if ( cs.Left(3) == wxT("ISO") ) { // the dash is optional (or, to be exact, it is not, but @@ -440,29 +541,72 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset, unsigned int value; if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 ) { - if ( value < wxFONTENCODING_ISO8859_MAX - - wxFONTENCODING_ISO8859_1 ) + // 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 - 1; + value += wxFONTENCODING_ISO8859_1; encoding = (wxFontEncoding)value; } } } - else if ( cs.Left(8) == wxT("WINDOWS-") ) + else // check for Windows charsets { - int value; - if ( wxSscanf(cs.c_str() + 8, wxT("%u"), &value) == 1 ) + size_t len; + if ( cs.Left(7) == wxT("WINDOWS") ) + { + len = 7; + } + else if ( cs.Left(2) == wxT("CP") ) + { + len = 2; + } + else // not a Windows encoding + { + len = 0; + } + + if ( len ) { - if ( value >= 1250 ) + const wxChar *p = cs.c_str() + len; + if ( *p == wxT('-') ) + p++; + + int value; + if ( wxSscanf(p, wxT("%u"), &value) == 1 ) { - value -= 1250; - if ( value < wxFONTENCODING_CP12_MAX - - wxFONTENCODING_CP1250 ) + if ( value >= 1250 ) + { + value -= 1250; + if ( value < wxFONTENCODING_CP12_MAX - + wxFONTENCODING_CP1250 ) + { + // a valid Windows code page + value += wxFONTENCODING_CP1250; + encoding = (wxFontEncoding)value; + } + } + + switch ( value ) { - // a valid Windows code page - value += wxFONTENCODING_CP1250; - encoding = (wxFontEncoding)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; } } } @@ -514,24 +658,25 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset, if ( n != -1 ) { encoding = gs_encodings[n]; + } #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 @@ -618,12 +763,13 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding, // 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("_"); @@ -641,55 +787,102 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding, RestorePath(pathOld); - if ( !!fontinfo && !!facename ) + // this special value means that we don't know of fonts for this + // encoding but, moreover, have already asked the user as well and he + // didn't specify any font neither + if ( fontinfo == FONTMAPPER_FONT_DONT_ASK ) { - // we tried to find a match with facename - now try without it - fontinfo = config->Read(encName); + interactive = FALSE; } - - if ( !!fontinfo ) + else // use the info entered the last time { - if ( info->FromString(fontinfo) ) + if ( !!fontinfo && !!facename ) + { + // we tried to find a match with facename - now try without it + fontinfo = config->Read(encName); + } + + if ( !!fontinfo ) { - if ( wxTestFontEncoding(*info) ) + if ( info->FromString(fontinfo) ) { - // ok, got something - return TRUE; + if ( wxTestFontEncoding(*info) ) + { + // ok, got something + return TRUE; + } + //else: no such fonts, look for something else + // (should we erase the outdated value?) + } + else + { + wxLogDebug(wxT("corrupted config data: string '%s' is not a valid font encoding info"), + fontinfo.c_str()); } - //else: no such fonts, look for something else } - else + //else: there is no information in config about this encoding + } + } +#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) ) { - wxLogDebug(wxT("corrupted config data: string '%s' is not a valid font encoding info"), fontinfo.c_str()); + equivEncoding = equiv[i]; + + foundEquivEncoding = TRUE; } } - //else: there is no information in config about this encoding } -#endif // wxUSE_CONFIG // ask the user +#if wxUSE_FONTDLG if ( interactive ) { wxString title(m_titleDialog); if ( !title ) title << wxTheApp->GetAppName() << _(": unknown encoding"); - // the message - wxString msg; - msg.Printf(_("The encoding '%s' is unknown.\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, - wxICON_QUESTION | wxYES_NO, parent) == wxYES ) + wxICON_QUESTION | wxYES_NO, + m_windowParent) == answer ) { 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(); @@ -712,23 +905,31 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding, } //else: the user canceled the font selection dialog } - //else: the user doesn't want to select a font - } - //else: we're in non-interactive mode - - // 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++ ) + else { - if ( TestAltEncoding(configEntry, equiv[i], info) ) - return TRUE; + // 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) ) + { + GetConfig()->Write + ( + configEntry, + foundEquivEncoding ? info->ToString().c_str() + : FONTMAPPER_FONT_DONT_ASK + ); + + RestorePath(pathOld); + } +#endif // wxUSE_CONFIG } } + //else: we're in non-interactive mode +#endif // wxUSE_FONTDLG - return FALSE; + return foundEquivEncoding; } bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding, @@ -747,7 +948,7 @@ bool wxFontMapper::IsEncodingAvailable(wxFontEncoding encoding, { wxNativeEncodingInfo info; - if ( wxGetNativeFontEncoding(encoding, &info) ) + if (wxGetNativeFontEncoding(encoding, &info)) { info.facename = facename; return wxTestFontEncoding(info); @@ -757,3 +958,5 @@ bool wxFontMapper::IsEncodingAvailable(wxFontEncoding encoding, } #endif // wxUSE_GUI + +#endif // wxUSE_FONTMAP