X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4c51a665c649f7579fb39e62070cef4f66b3210d..0d53638f7147c18153f63fdfc096b17be6e22a27:/src/common/intl.cpp diff --git a/src/common/intl.cpp b/src/common/intl.cpp index 575900d041..f8b011a917 100644 --- a/src/common/intl.cpp +++ b/src/common/intl.cpp @@ -5,7 +5,6 @@ // Modified by: Michael N. Filippov // (2003/09/30 - PluralForms support) // Created: 29/01/98 -// RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -121,7 +120,7 @@ inline wxString ExtractNotLang(const wxString& langFull) // wxLanguageInfo // ---------------------------------------------------------------------------- -#ifdef __WXMSW__ +#ifdef __WINDOWS__ // helper used by wxLanguageInfo::GetLocaleName() and elsewhere to determine // whether the locale is Unicode-only (it is if this function returns empty @@ -177,7 +176,7 @@ wxString wxLanguageInfo::GetLocaleName() const return locale; } -#endif // __WXMSW__ +#endif // __WINDOWS__ // ---------------------------------------------------------------------------- // wxLocale @@ -206,7 +205,11 @@ wxLanguageInfoArray *wxLocale::ms_languagesDB = NULL; void wxLocale::DoCommonInit() { - m_pszOldLocale = NULL; + // Store the current locale in order to be able to restore it in the dtor. + m_pszOldLocale = wxSetlocale(LC_ALL, NULL); + if ( m_pszOldLocale ) + m_pszOldLocale = wxStrdup(m_pszOldLocale); + m_pOldLocale = wxSetLocale(this); @@ -285,13 +288,7 @@ bool wxLocale::DoInit(const wxString& name, wxS("no locale to set in wxLocale::Init()") ); } - const char *oldLocale = wxSetlocale(LC_ALL, szLocale); - if ( oldLocale ) - m_pszOldLocale = wxStrdup(oldLocale); - else - m_pszOldLocale = NULL; - - if ( m_pszOldLocale == NULL ) + if ( !wxSetlocale(LC_ALL, szLocale) ) { wxLogError(_("locale '%s' cannot be set."), szLocale); } @@ -570,6 +567,20 @@ bool wxLocale::Init(int language, int flags) #endif // !WX_NO_LOCALE_SUPPORT } +namespace +{ + +#ifndef __WXOSX__ +// Small helper function: get the value of the given environment variable and +// return true only if the variable was found and has non-empty value. +inline bool wxGetNonEmptyEnvVar(const wxString& name, wxString* value) +{ + return wxGetEnv(name, value) && !value->empty(); +} +#endif + +} // anonymous namespace + /*static*/ int wxLocale::GetSystemLanguage() { CreateLanguagesDB(); @@ -581,7 +592,7 @@ bool wxLocale::Init(int language, int flags) #if defined(__UNIX__) // first get the string identifying the language from the environment wxString langFull; -#ifdef __WXMAC__ +#ifdef __WXOSX__ wxCFRef userLocaleRef(CFLocaleCopyCurrent()); // because the locale identifier (kCFLocaleIdentifier) is formatted a little bit differently, eg @@ -592,9 +603,9 @@ bool wxLocale::Init(int language, int flags) str.reset(wxCFRetain((CFStringRef)CFLocaleGetValue(userLocaleRef, kCFLocaleCountryCode))); langFull += str.AsString(); #else - if (!wxGetEnv(wxS("LC_ALL"), &langFull) && - !wxGetEnv(wxS("LC_MESSAGES"), &langFull) && - !wxGetEnv(wxS("LANG"), &langFull)) + if (!wxGetNonEmptyEnvVar(wxS("LC_ALL"), &langFull) && + !wxGetNonEmptyEnvVar(wxS("LC_MESSAGES"), &langFull) && + !wxGetNonEmptyEnvVar(wxS("LANG"), &langFull)) { // no language specified, treat it as English return wxLANGUAGE_ENGLISH_US; @@ -781,8 +792,9 @@ wxString wxLocale::GetSystemEncodingName() UINT codepage = ::GetACP(); encname.Printf(wxS("windows-%u"), codepage); #elif defined(__WXMAC__) - // default is just empty string, this resolves to the default system - // encoding later + encname = wxCFStringRef::AsString( + CFStringGetNameOfEncoding(CFStringGetSystemEncoding()) + ); #elif defined(__UNIX_LIKE__) #if defined(HAVE_LANGINFO_H) && defined(CODESET) @@ -1033,7 +1045,14 @@ wxLocale::~wxLocale() bool wxLocale::IsAvailable(int lang) { const wxLanguageInfo *info = wxLocale::GetLanguageInfo(lang); - wxCHECK_MSG( info, false, wxS("invalid language") ); + if ( !info ) + { + // The language is unknown (this normally only happens when we're + // passed wxLANGUAGE_DEFAULT), so we can't support it. + wxASSERT_MSG( lang == wxLANGUAGE_DEFAULT, + wxS("No info for a valid language?") ); + return false; + } #if defined(__WIN32__) if ( !info->WinLang ) @@ -1045,16 +1064,21 @@ bool wxLocale::IsAvailable(int lang) #elif defined(__UNIX__) // Test if setting the locale works, then set it back. - const char *oldLocale = wxSetlocaleTryUTF8(LC_ALL, info->CanonicalName); - if ( !oldLocale ) - { - // Some C libraries don't like xx_YY form and require xx only - oldLocale = wxSetlocaleTryUTF8(LC_ALL, ExtractLang(info->CanonicalName)); - if ( !oldLocale ) - return false; - } + char * const oldLocale = wxStrdupA(setlocale(LC_ALL, NULL)); + + // Some platforms don't like xx_YY form and require xx only so test for + // it too. + const bool + available = wxSetlocaleTryUTF8(LC_ALL, info->CanonicalName) || + wxSetlocaleTryUTF8(LC_ALL, ExtractLang(info->CanonicalName)); + // restore the original locale wxSetlocale(LC_ALL, oldLocale); + + free(oldLocale); + + if ( !available ) + return false; #endif return true; @@ -1114,7 +1138,7 @@ wxString wxLocale::GetHeaderValue(const wxString& header, // accessors for locale-dependent data // ---------------------------------------------------------------------------- -#if defined(__WXMSW__) || defined(__WXOSX__) +#if defined(__WINDOWS__) || defined(__WXOSX__) namespace { @@ -1136,7 +1160,7 @@ static wxString TranslateFromUnicodeFormat(const wxString& fmt) const char* formatchars = "dghHmMsSy" -#ifdef __WXMSW__ +#ifdef __WINDOWS__ "t" #else "EawD" @@ -1176,7 +1200,7 @@ static wxString TranslateFromUnicodeFormat(const wxString& fmt) // between 1 and 2 digits for days fmtWX += "%d"; break; -#ifdef __WXMSW__ +#ifdef __WINDOWS__ case 3: // ddd fmtWX += "%a"; break; @@ -1189,7 +1213,7 @@ static wxString TranslateFromUnicodeFormat(const wxString& fmt) wxFAIL_MSG( "too many 'd's" ); } break; -#ifndef __WXMSW__ +#ifndef __WINDOWS__ case 'D': switch ( lastCount ) { @@ -1332,12 +1356,12 @@ static wxString TranslateFromUnicodeFormat(const wxString& fmt) wxASSERT_MSG( lastCount <= 2, "too many 'g's" ); break; -#ifndef __WXMSW__ +#ifndef __WINDOWS__ case 'a': fmtWX += "%p"; break; #endif -#ifdef __WXMSW__ +#ifdef __WINDOWS__ case 't': switch ( lastCount ) { @@ -1377,9 +1401,9 @@ static wxString TranslateFromUnicodeFormat(const wxString& fmt) } // anonymous namespace -#endif // __WXMSW__ || __WXOSX__ +#endif // __WINDOWS__ || __WXOSX__ -#if defined(__WXMSW__) +#if defined(__WINDOWS__) namespace { @@ -1409,15 +1433,54 @@ LCTYPE GetLCTYPEFormatFromLocalInfo(wxLocaleInfo index) /* static */ wxString wxLocale::GetInfo(wxLocaleInfo index, wxLocaleCategory cat) { - wxUint32 lcid = LOCALE_USER_DEFAULT; - if ( wxGetLocale() ) + const wxLanguageInfo * const + info = wxGetLocale() ? GetLanguageInfo(wxGetLocale()->GetLanguage()) + : NULL; + if ( !info ) { - const wxLanguageInfo * const - info = GetLanguageInfo(wxGetLocale()->GetLanguage()); - if ( info ) - lcid = info->GetLCID(); + // wxSetLocale() hadn't been called yet of failed, hence CRT must be + // using "C" locale -- but check it to detect bugs that would happen if + // this were not the case. + wxASSERT_MSG( strcmp(setlocale(LC_ALL, NULL), "C") == 0, + wxS("You probably called setlocale() directly instead ") + wxS("of using wxLocale and now there is a ") + wxS("mismatch between C/C++ and Windows locale.\n") + wxS("Things are going to break, please only change ") + wxS("locale by creating wxLocale objects to avoid this!") ); + + + // Return the hard coded values for C locale. This is really the right + // thing to do as there is no LCID we can use in the code below in this + // case, even LOCALE_INVARIANT is not quite the same as C locale (the + // only difference is that it uses %Y instead of %y in the date format + // but this difference is significant enough). + switch ( index ) + { + case wxLOCALE_THOUSANDS_SEP: + return wxString(); + + case wxLOCALE_DECIMAL_POINT: + return "."; + + case wxLOCALE_SHORT_DATE_FMT: + return "%m/%d/%y"; + + case wxLOCALE_LONG_DATE_FMT: + return "%A, %B %d, %Y"; + + case wxLOCALE_TIME_FMT: + return "%H:%M:%S"; + + case wxLOCALE_DATE_TIME_FMT: + return "%m/%d/%y %H:%M:%S"; + + default: + wxFAIL_MSG( "unknown wxLocaleInfo" ); + } } + const wxUint32 lcid = info->GetLCID(); + wxString str; wxChar buf[256]; @@ -1437,7 +1500,23 @@ wxString wxLocale::GetInfo(wxLocaleInfo index, wxLocaleCategory cat) : LOCALE_SDECIMAL, buf, WXSIZEOF(buf)) ) + { str = buf; + + // As we get our decimal point separator from Win32 and not the + // CRT there is a possibility of mismatch between them and this + // can easily happen if the user code called setlocale() + // instead of using wxLocale to change the locale. And this can + // result in very strange bugs elsewhere in the code as the + // assumptions that formatted strings do use the decimal + // separator actually fail, so check for it here. + wxASSERT_MSG + ( + wxString::Format("%.3f", 1.23).find(str) != wxString::npos, + "Decimal separator mismatch -- did you use setlocale()?" + "If so, use wxLocale to change the locale instead." + ); + } break; case wxLOCALE_SHORT_DATE_FMT: @@ -1554,7 +1633,7 @@ wxString wxLocale::GetInfo(wxLocaleInfo index, wxLocaleCategory WXUNUSED(cat)) return str.AsString(); } -#else // !__WXMSW__ && !__WXOSX__, assume generic POSIX +#else // !__WINDOWS__ && !__WXOSX__, assume generic POSIX namespace {