/////////////////////////////////////////////////////////////////////////////
-// Name: intl.h
-// Purpose: Internationalization and localisation for wxWindows
+// Name: wx/intl.h
+// Purpose: Internationalization and localisation for wxWidgets
// Author: Vadim Zeitlin
-// Modified by:
+// Modified by: Michael N. Filippov <michael@idisys.iae.nsk.su>
+// (2003/09/30 - plural forms support)
// Created: 29/01/98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef __INTLH__
-#define __INTLH__
-
-#ifdef __GNUG__
- #pragma interface "intl.h"
-#endif
+#ifndef _WX_INTL_H_
+#define _WX_INTL_H_
#include "wx/defs.h"
#include "wx/string.h"
+// Make wxLayoutDirection enum available without need for wxUSE_INTL so wxWindow, wxApp
+// and other classes are not distrubed by wxUSE_INTL
+
+enum wxLayoutDirection
+{
+ wxLayout_Default,
+ wxLayout_LeftToRight,
+ wxLayout_RightToLeft
+};
+
#if wxUSE_INTL
+#include "wx/fontenc.h"
+
// ============================================================================
// global decls
// ============================================================================
// macros
// ----------------------------------------------------------------------------
-// gettext() style macro (notice that xgettext should be invoked with "-k_"
-// option to extract the strings inside _() from the sources)
+// gettext() style macros (notice that xgettext should be invoked with
+// --keyword="_" --keyword="wxPLURAL:1,2" options
+// to extract the strings from the sources)
#ifndef WXINTL_NO_GETTEXT_MACRO
- #define _(str) wxGetTranslation(_T(str))
+ #define _(s) wxGetTranslation(_T(s))
+ #define wxPLURAL(sing, plur, n) wxGetTranslation(_T(sing), _T(plur), n)
#endif
// another one which just marks the strings for extraction, but doesn't
// ----------------------------------------------------------------------------
// forward decls
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxLocale;
-class WXDLLEXPORT wxMsgCatalog;
-class WXDLLEXPORT wxLanguageInfoArray;
+
+class WXDLLIMPEXP_FWD_BASE wxLocale;
+class WXDLLIMPEXP_FWD_BASE wxLanguageInfoArray;
+class wxMsgCatalog;
// ============================================================================
// locale support
// ============================================================================
-
// ----------------------------------------------------------------------------
// wxLanguage: defines all supported languages
// ----------------------------------------------------------------------------
+// --- --- --- generated code begins here --- --- ---
// This enum is generated by misc/languages/genlang.py
// When making changes, please put them into misc/languages/langtabl.txt
enum wxLanguage
{
// user's default/preffered language as got from OS:
- wxLANGUAGE_DEFAULT,
+ wxLANGUAGE_DEFAULT,
// unknown language, if wxLocale::GetSystemLanguage fails:
- wxLANGUAGE_UNKNOWN,
-
+ wxLANGUAGE_UNKNOWN,
+
wxLANGUAGE_ABKHAZIAN,
wxLANGUAGE_AFAR,
wxLANGUAGE_AFRIKAANS,
wxLANGUAGE_USER_DEFINED
};
+// --- --- --- generated code ends here --- --- ---
+
// ----------------------------------------------------------------------------
// wxLanguageInfo: encapsulates wxLanguage to OS native lang.desc.
// translation information
// ----------------------------------------------------------------------------
-struct WXDLLEXPORT wxLanguageInfo
+struct WXDLLIMPEXP_BASE wxLanguageInfo
{
int Language; // wxLanguage id
wxString CanonicalName; // Canonical name, e.g. fr_FR
#ifdef __WIN32__
- wxUint32 WinLang, WinSublang; // Win32 language identifiers
-#endif
+ wxUint32 WinLang, // Win32 language identifiers
+ WinSublang;
+#endif // __WIN32__
wxString Description; // human-readable name of the language
+ wxLayoutDirection LayoutDirection;
};
+// ----------------------------------------------------------------------------
+// wxLocaleCategory: the category of locale settings
+// ----------------------------------------------------------------------------
+
+enum wxLocaleCategory
+{
+ // (any) numbers
+ wxLOCALE_CAT_NUMBER,
+ // date/time
+ wxLOCALE_CAT_DATE,
+ // monetary value
+ wxLOCALE_CAT_MONEY,
+
+ wxLOCALE_CAT_MAX
+};
+
+// ----------------------------------------------------------------------------
+// wxLocaleInfo: the items understood by wxLocale::GetInfo()
+// ----------------------------------------------------------------------------
+
+enum wxLocaleInfo
+{
+ // the thounsands separator
+ wxLOCALE_THOUSANDS_SEP,
+
+ // the character used as decimal point
+ wxLOCALE_DECIMAL_POINT
+
+};
// ----------------------------------------------------------------------------
// wxLocale: encapsulates all language dependent settings, including current
wxLOCALE_CONV_ENCODING = 0x0002 // convert encoding on the fly?
};
-
-class WXDLLEXPORT wxLocale
+class WXDLLIMPEXP_BASE wxLocale
{
public:
// ctor & dtor
// -----------
// call Init() if you use this ctor
- wxLocale();
+ wxLocale() { DoCommonInit(); }
+
// the ctor has a side effect of changing current locale
- wxLocale(const wxChar *szName, // name (for messages)
- const wxChar *szShort = (const wxChar *) NULL, // dir prefix (for msg files)
- const wxChar *szLocale = (const wxChar *) NULL, // locale (for setlocale)
- bool bLoadDefault = TRUE, // preload wxstd.mo?
- bool bConvertEncoding = FALSE) // convert Win<->Unix if neccessary?
- {
- m_languagesDB = NULL;
- Init(szName, szShort, szLocale, bLoadDefault, bConvertEncoding);
+ wxLocale(const wxString& name, // name (for messages)
+ const wxString& shortName = wxEmptyString, // dir prefix (for msg files)
+ const wxString& locale = wxEmptyString, // locale (for setlocale)
+ bool bLoadDefault = true, // preload wxstd.mo?
+ bool bConvertEncoding = false) // convert Win<->Unix if necessary?
+ {
+ DoCommonInit();
+
+ Init(name, shortName, locale, bLoadDefault, bConvertEncoding);
}
- wxLocale(int language, // wxLanguage identifier
+ wxLocale(int language, // wxLanguage id or custom language
int flags = wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING)
- { Init(language, flags); }
+ {
+ DoCommonInit();
- // the same as a function (returns TRUE on success)
- bool Init(const wxChar *szName,
- const wxChar *szShort = (const wxChar *) NULL,
- const wxChar *szLocale = (const wxChar *) NULL,
- bool bLoadDefault = TRUE,
- bool bConvertEncoding = FALSE);
+ Init(language, flags);
+ }
+
+ // the same as a function (returns true on success)
+ bool Init(const wxString& name,
+ const wxString& shortName = wxEmptyString,
+ const wxString& locale = wxEmptyString,
+ bool bLoadDefault = true,
+ bool bConvertEncoding = false);
+ // same as second ctor (returns true on success)
bool Init(int language = wxLANGUAGE_DEFAULT,
int flags = wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING);
+
// restores old locale
- ~wxLocale();
-
- // Try to get user's (or OS's) prefered language setting.
- // Return wxLanguage value or wxLANGUAGE_UNKNOWN if language-guessing
- // algorithm failed
- int GetSystemLanguage() const;
-
- // return TRUE if the locale was set successfully
+ virtual ~wxLocale();
+
+ // Try to get user's (or OS's) preferred language setting.
+ // Return wxLANGUAGE_UNKNOWN if language-guessing algorithm failed
+ static int GetSystemLanguage();
+
+ // get the encoding used by default for text on this system, returns
+ // wxFONTENCODING_SYSTEM if it couldn't be determined
+ static wxFontEncoding GetSystemEncoding();
+
+ // get the string describing the system encoding, return empty string if
+ // couldn't be determined
+ static wxString GetSystemEncodingName();
+
+ // get the values of the given locale-dependent datum: the current locale
+ // is used, the US default value is returned if everything else fails
+ static wxString GetInfo(wxLocaleInfo index, wxLocaleCategory cat);
+
+ // return true if the locale was set successfully
bool IsOk() const { return m_pszOldLocale != NULL; }
// returns locale name
- const wxChar *GetLocale() const { return m_strLocale; }
-
+ const wxString& GetLocale() const { return m_strLocale; }
+
// return current locale wxLanguage value
int GetLanguage() const { return m_language; }
- // return locale name to be passed to setlocale()
+ // return locale name to be passed to setlocale()
wxString GetSysName() const;
- // return 'canonical' name, i.e. in the form of xx[_YY], where xx is
+ // return 'canonical' name, i.e. in the form of xx[_YY], where xx is
// language code according to ISO 639 and YY is country name
// as specified by ISO 3166.
wxString GetCanonicalName() const { return m_strShort; }
-
+
// add a prefix to the catalog lookup path: the message catalog files will be
// looked up under prefix/<lang>/LC_MESSAGES, prefix/LC_MESSAGES and prefix
// (in this order).
// The loaded catalog will be used for message lookup by GetString().
//
// Returns 'true' if it was successfully loaded
- bool AddCatalog(const wxChar *szDomain);
+ bool AddCatalog(const wxString& domain);
+ bool AddCatalog(const wxString& domain,
+ wxLanguage msgIdLanguage, const wxString& msgIdCharset);
+
+ // check if the given locale is provided by OS and C run time
+ static bool IsAvailable(int lang);
// check if the given catalog is loaded
- bool IsLoaded(const wxChar *szDomain) const;
-
+ bool IsLoaded(const wxString& domain) const;
+
+ // Retrieve the language info struct for the given language
+ //
+ // Returns NULL if no info found, pointer must *not* be deleted by caller
+ static const wxLanguageInfo *GetLanguageInfo(int lang);
+
+ // Returns language name in English or empty string if the language
+ // is not in database
+ static wxString GetLanguageName(int lang);
+
+ // Find the language for the given locale string which may be either a
+ // canonical ISO 2 letter language code ("xx"), a language code followed by
+ // the country code ("xx_XX") or a Windows full language name ("Xxxxx...")
+ //
+ // Returns NULL if no info found, pointer must *not* be deleted by caller
+ static const wxLanguageInfo *FindLanguageInfo(const wxString& locale);
+
// Add custom language to the list of known languages.
// Notes: 1) wxLanguageInfo contains platform-specific data
// 2) must be called before Init to have effect
- void AddLanguage(const wxLanguageInfo& info);
+ static void AddLanguage(const wxLanguageInfo& info);
// retrieve the translation for a string in all loaded domains unless
// the szDomain parameter is specified (and then only this domain is
// searched)
+ // n - additional parameter for PluralFormsParser
//
// return original string if translation is not available
// (in this case an error message is generated the first time
//
// domains are searched in the last to first order, i.e. catalogs
// added later override those added before.
- const wxMB2WXbuf GetString(const wxChar *szOrigString,
- const wxChar *szDomain = (const wxChar *) NULL) const;
+ virtual const wxString& GetString(const wxString& origString,
+ const wxString& domain = wxEmptyString) const;
+ // plural form version of the same:
+ virtual const wxString& GetString(const wxString& origString,
+ const wxString& origString2,
+ size_t n,
+ const wxString& domain = wxEmptyString) const;
+
+ // this is hack to work around a problem with wxGetTranslation() which
+ // returns const wxString& and not wxString, so when it returns untranslated
+ // string, it needs to have a copy of it somewhere
+ static const wxString& GetUntranslatedString(const wxString& str);
// Returns the current short name for the locale
const wxString& GetName() const { return m_strShort; }
+ // return the contents of .po file header
+ wxString GetHeaderValue(const wxString& header,
+ const wxString& domain = wxEmptyString) const;
+
+ // These two methods are for internal use only. First one creates
+ // ms_languagesDB if it doesn't already exist, second one destroys
+ // it.
+ static void CreateLanguagesDB();
+ static void DestroyLanguagesDB();
+
private:
// find catalog by name in a linked list, return NULL if !found
- wxMsgCatalog *FindCatalog(const wxChar *szDomain) const;
-
+ wxMsgCatalog *FindCatalog(const wxString& domain) const;
+
// copy default table of languages from global static array to
- // m_langugagesInfo
- void InitLanguagesDB();
+ // m_langugagesInfo, called by InitLanguagesDB
+ static void InitLanguagesDB();
+
+ // initialize the member fields to default values
+ void DoCommonInit();
wxString m_strLocale, // this locale name
m_strShort; // short name for the locale
int m_language; // this locale wxLanguage value
- const wxChar *m_pszOldLocale; // previous locale from setlocale()
+ const char *m_pszOldLocale; // previous locale from setlocale()
wxLocale *m_pOldLocale; // previous wxLocale
wxMsgCatalog *m_pMsgCat; // pointer to linked list of catalogs
-
+
bool m_bConvertEncoding;
- wxLanguageInfoArray *m_languagesDB;
+ bool m_initialized;
+
+ static wxLanguageInfoArray *ms_languagesDB;
+
+ DECLARE_NO_COPY_CLASS(wxLocale)
};
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// get the current locale object (note that it may be NULL!)
-extern WXDLLEXPORT wxLocale* wxGetLocale();
+extern WXDLLIMPEXP_BASE wxLocale* wxGetLocale();
// get the translation of the string in the current locale
-inline const wxMB2WXbuf wxGetTranslation(const wxChar *sz)
+inline const wxString& wxGetTranslation(const wxString& str,
+ const wxString& domain = wxEmptyString)
{
wxLocale *pLoc = wxGetLocale();
if (pLoc)
- return pLoc->GetString(sz);
+ return pLoc->GetString(str, domain);
else
- return (const wxMB2WXbuf)sz;
+ // NB: this function returns reference to a string, so we have to keep
+ // a copy of it somewhere
+ return wxLocale::GetUntranslatedString(str);
+}
+inline const wxString& wxGetTranslation(const wxString& str1,
+ const wxString& str2,
+ size_t n,
+ const wxString& domain = wxEmptyString)
+{
+ wxLocale *pLoc = wxGetLocale();
+ if (pLoc)
+ return pLoc->GetString(str1, str2, n, domain);
+ else
+ // NB: this function returns reference to a string, so we have to keep
+ // a copy of it somewhere
+ return n == 1
+ ? wxLocale::GetUntranslatedString(str1)
+ : wxLocale::GetUntranslatedString(str2);
}
#else // !wxUSE_INTL
// the macros should still be defined - otherwise compilation would fail
-#if !defined(WXINTL_NO_GETTEXT_MACRO) && !defined(_)
- #define _(str) (str)
+#if !defined(WXINTL_NO_GETTEXT_MACRO)
+ #if !defined(_)
+ #define _(s) (_T(s))
+ #endif
+ #define wxPLURAL(sing, plur, n) ((n) == 1 ? _T(sing) : _T(plur))
#endif
#define wxTRANSLATE(str) _T(str)
-inline const wxChar *wxGetTranslation(const wxChar *sz) { return sz; }
+// NB: we use a template here in order to avoid using
+// wxLocale::GetUntranslatedString() above, which would be required if
+// we returned const wxString&; this way, the compiler should be able to
+// optimize wxGetTranslation() away
+
+template<typename TString>
+inline TString wxGetTranslation(TString str)
+ { return str; }
+
+template<typename TString, typename TDomain>
+inline TString wxGetTranslation(TString str, TDomain WXUNUSED(domain))
+ { return str; }
+
+template<typename TString, typename TDomain>
+inline TString wxGetTranslation(TString str1, TString str2, size_t n)
+ { return n == 1 ? str1 : str2; }
+
+template<typename TString, typename TDomain>
+inline TString wxGetTranslation(TString str1, TString str2, size_t n,
+ TDomain WXUNUSED(domain))
+ { return n == 1 ? str1 : str2; }
#endif // wxUSE_INTL/!wxUSE_INTL
// define this one just in case it occurs somewhere (instead of preferred
// wxTRANSLATE) too
-#if !defined(WXINTL_NO_GETTEXT_MACRO) && !defined(gettext_noop)
- #define gettext_noop(str) _T(str)
+#if !defined(WXINTL_NO_GETTEXT_MACRO)
+ #if !defined(gettext_noop)
+ #define gettext_noop(str) _T(str)
+ #endif
+ #if !defined(N_)
+ #define N_(s) _T(s)
+ #endif
#endif
-#endif
- // _WX_INTLH__
+#endif // _WX_INTL_H_
projects / wxWidgets.git / blobdiff