Change GetC to return an int so that it can return wxEOF on error.

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

diff --git a/include/wx/intl.h b/include/wx/intl.h
index 513f4e12d8a084aebe09d2d9e884634e72f4a7e0..471d9ad9bab693c51aa48737108a68fa31313421 100644 (file)
--- a/include/wx/intl.h
+++ b/include/wx/intl.h
@@ -7,19 +7,25 @@
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_INTL_H_
 #define _WX_INTL_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "intl.h"
-#endif
-
 #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"
@@ -32,11 +38,12 @@
 // macros
 // ----------------------------------------------------------------------------
 
-// gettext() style macros (notice that xgettext should be invoked with 
-// --keyword="_" --keyword="wxGetTranslation:1,2" options
+// 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 _(s)                  wxGetTranslation(_T(s))
+    #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
@@ -48,8 +55,8 @@
 // ----------------------------------------------------------------------------
 
 class WXDLLIMPEXP_BASE wxLocale;
-class WXDLLIMPEXP_BASE wxMsgCatalog;
 class WXDLLIMPEXP_BASE wxLanguageInfoArray;
+class wxMsgCatalog;
 
 // ============================================================================
 // locale support
@@ -319,6 +326,7 @@ struct WXDLLIMPEXP_BASE wxLanguageInfo
              WinSublang;
 #endif // __WIN32__
     wxString Description;           // human-readable name of the language
+    wxLayoutDirection LayoutDirection;
 };
 
 // ----------------------------------------------------------------------------
@@ -378,7 +386,7 @@ public:
              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?
+             bool bConvertEncoding = false)                      // convert Win<->Unix if necessary?
         {
             DoCommonInit();
 
@@ -405,9 +413,9 @@ public:
               int flags = wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING);
 
         // restores old locale
-    ~wxLocale();
+    virtual ~wxLocale();
 
-    // Try to get user's (or OS's) prefered language setting.
+    // Try to get user's (or OS's) preferred language setting.
     // Return wxLANGUAGE_UNKNOWN if language-guessing algorithm failed
     static int GetSystemLanguage();
 
@@ -455,6 +463,11 @@ public:
     //
     // Returns 'true' if it was successfully loaded
     bool AddCatalog(const wxChar *szDomain);
+    bool AddCatalog(const wxChar *szDomain,
+                    wxLanguage msgIdLanguage, const wxChar *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;
@@ -491,17 +504,21 @@ public:
     //
     // domains are searched in the last to first order, i.e. catalogs
     // added later override those added before.
-    const wxChar *GetString(const wxChar *szOrigString,
-                            const wxChar *szDomain = (const wxChar *) NULL) const;
+    virtual const wxChar *GetString(const wxChar *szOrigString,
+                                    const wxChar *szDomain = NULL) const;
     // plural form version of the same:
-    const wxChar *GetString(const wxChar *szOrigString,
-                            const wxChar *szOrigString2,
-                            size_t n,
-                            const wxChar *szDomain = (const wxChar *) NULL) const;
+    virtual const wxChar *GetString(const wxChar *szOrigString,
+                                    const wxChar *szOrigString2,
+                                    size_t n,
+                                    const wxChar *szDomain = NULL) const;
 
     // 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 wxChar* szHeader,
+                             const wxChar* szDomain = NULL ) const;
+
     // These two methods are for internal use only. First one creates
     // ms_languagesDB if it doesn't already exist, second one destroys
     // it.
@@ -545,20 +562,20 @@ private:
 extern WXDLLIMPEXP_BASE wxLocale* wxGetLocale();
 
 // get the translation of the string in the current locale
-inline const wxChar *wxGetTranslation(const wxChar *sz)
+inline const wxChar *wxGetTranslation(const wxChar *sz, const wxChar* domain=NULL)
 {
     wxLocale *pLoc = wxGetLocale();
     if (pLoc)
-        return pLoc->GetString(sz);
+        return pLoc->GetString(sz, domain);
     else
         return sz;
 }
 inline const wxChar *wxGetTranslation(const wxChar *sz1, const wxChar *sz2,
-                                      size_t n)
+                                      size_t n, const wxChar* domain=NULL)
 {
     wxLocale *pLoc = wxGetLocale();
     if (pLoc)
-        return pLoc->GetString(sz1, sz2, n);
+        return pLoc->GetString(sz1, sz2, n, domain);
     else
         return n == 1 ? sz1 : sz2;
 }
@@ -593,4 +610,3 @@ inline const wxChar *wxGetTranslation(const wxChar *sz1, const wxChar *sz2,
 #endif
 
 #endif // _WX_INTL_H_
-