added and documented wxDir::HasFiles/SubDirs(), use the latter in wxDirDialog - it...

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

diff --git a/src/common/intl.cpp b/src/common/intl.cpp
index c3e563c245f0b5c582b6adce2c197f7787d4c1ba..5852174e3a49bf8005cb7400d2dc13c5f16d5754 100644 (file)
--- a/src/common/intl.cpp
+++ b/src/common/intl.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        intl.cpp
+// Name:        src/common/intl.cpp
 // Purpose:     Internationalization and localisation for wxWindows
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -31,27 +31,35 @@
 #if wxUSE_INTL
 
 // standard headers
-#include  <locale.h>
-#include  <ctype.h>
+#include <locale.h>
+#include <ctype.h>
+#include <stdlib.h>
+#ifdef HAVE_LANGINFO_H
+  #include <langinfo.h>
+#endif
 
 // wxWindows
-#include "wx/defs.h"
-#include "wx/string.h"
-#include "wx/tokenzr.h"
-#include "wx/intl.h"
+#ifndef WX_PRECOMP
+    #include "wx/string.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/debug.h"
+    #include "wx/utils.h"
+    #include "wx/dynarray.h"
+#endif // WX_PRECOMP
+
 #include "wx/file.h"
-#include "wx/log.h"
-#include "wx/debug.h"
-#include "wx/utils.h"
-#include "wx/dynarray.h"
+#include "wx/tokenzr.h"
 #include "wx/module.h"
+#include "wx/fontmap.h"
+#include "wx/encconv.h"
+
 #ifdef __WIN32__
-#include "wx/msw/private.h"
+    #include "wx/msw/private.h"
+#elif defined(__UNIX_LIKE__)
+    #include "wx/fontmap.h"         // for CharsetToEncoding()
 #endif
 
-
-#include <stdlib.h>
-
 // ----------------------------------------------------------------------------
 // simple types
 // ----------------------------------------------------------------------------
@@ -86,9 +94,7 @@ typedef unsigned char size_t8;
             {
                 // Asserting a sizeof directly causes some compilers to
                 // issue a "using constant in a conditional expression" warning
-                size_t intsize = sizeof(int);
-
-                wxASSERT_MSG( intsize == 4,
+                wxASSERT_MSG( wxAssertIsEqual(sizeof(int), 4),
                               "size_t32 is incorrectly defined!" );
             }
         } intsizechecker;
@@ -500,17 +506,8 @@ const char *wxMsgCatalog::GetString(const char *szOrig) const
   return NULL;
 }
 
-
-#if wxUSE_GUI
-#include "wx/fontmap.h"
-#include "wx/encconv.h"
-#endif
-
 void wxMsgCatalog::ConvertEncoding()
 {
-#if wxUSE_GUI
-    wxFontEncoding enc;
-
     // first, find encoding header:
     const char *hdr = StringAtOfs(m_pOrigTable, 0);
     if ( hdr == NULL || hdr[0] != 0 ) {
@@ -527,23 +524,12 @@ void wxMsgCatalog::ConvertEncoding()
     while (header[n] != wxT('\n'))
         charset << header[n++];
 
-    enc = wxTheFontMapper->CharsetToEncoding(charset, FALSE);
+#if wxUSE_FONTMAP
+    wxFontEncoding enc = wxTheFontMapper->CharsetToEncoding(charset, FALSE);
     if ( enc == wxFONTENCODING_SYSTEM )
         return; // unknown encoding
 
-    wxFontEncoding targetEnc = wxFONTENCODING_SYSTEM;
-#ifdef __UNIX__
-    wxString langFull;
-    if (wxGetEnv(wxT("LC_ALL"), &langFull) ||
-        wxGetEnv(wxT("LC_CTYPE"), &langFull) ||
-        wxGetEnv(wxT("LANG"), &langFull))
-    {
-        wxString lcharset = langFull.AfterFirst(wxT('.')).BeforeFirst(wxT('@'));
-        if (!lcharset.IsEmpty())
-            targetEnc = wxTheFontMapper->CharsetToEncoding(lcharset, FALSE);
-    }
-#endif
-
+    wxFontEncoding targetEnc = wxLocale::GetSystemEncoding();
     if (targetEnc == wxFONTENCODING_SYSTEM)
     {
         wxFontEncodingArray a = wxEncodingConverter::GetPlatformEquivalents(enc);
@@ -559,7 +545,7 @@ void wxMsgCatalog::ConvertEncoding()
 
     for (size_t i = 0; i < m_numStrings; i++)
         converter.Convert((char*)StringAtOfs(m_pTransTable, i));
-#endif // wxUSE_GUI
+#endif // wxUSE_FONTMAP
 }
 
 
@@ -679,7 +665,7 @@ bool wxLocale::Init(int language, int flags)
     wxString name = info->Description;
     wxString canonical = info->CanonicalName;
     wxString locale;
-    wxChar *retloc;
+    const wxChar *retloc;
 
     // Set the locale:
 #ifdef __UNIX__
@@ -930,6 +916,91 @@ void wxLocale::AddCatalogLookupPathPrefix(const wxString& prefix)
     return wxLANGUAGE_UNKNOWN;
 }
 
+// ----------------------------------------------------------------------------
+// encoding stuff
+// ----------------------------------------------------------------------------
+
+// this is a bit strange as under Windows we get the encoding name using its
+// numeric value and under Unix we do it the other way round, but this just
+// reflects the way different systems provide he encoding info
+
+/* static */
+wxString wxLocale::GetSystemEncodingName()
+{
+    wxString encname;
+
+#ifdef __WIN32__
+    // FIXME: what is the error return value for GetACP()?
+    UINT codepage = ::GetACP();
+    encname.Printf(_T("windows-%u"), codepage);
+#elif defined(__UNIX_LIKE__)
+
+#if defined(HAVE_LANGINFO_H) && defined(CODESET)
+    // GNU libc provides current character set this way (this conforms
+    // to Unix98)
+    char *oldLocale = strdup(setlocale(LC_CTYPE, NULL));
+    setlocale(LC_CTYPE, "");
+    char *alang = nl_langinfo(CODESET);
+    setlocale(LC_CTYPE, oldLocale);
+    free(oldLocale);
+    if (alang)
+    {
+        encname = wxConvLibc.cMB2WX(alang);
+    }
+    else
+#endif // HAVE_LANGINFO_H
+    {
+        // if we can't get at the character set directly, try to see if it's in
+        // the environment variables (in most cases this won't work, but I was
+        // out of ideas)
+        wxChar *lang = wxGetenv(wxT("LC_ALL"));
+        wxChar *dot = lang ? wxStrchr(lang, wxT('.')) : (wxChar *)NULL;
+        if (!dot)
+        {
+            lang = wxGetenv(wxT("LC_CTYPE"));
+            if ( lang )
+                dot = wxStrchr(lang, wxT('.'));
+        }
+        if (!dot)
+        {
+            lang = wxGetenv(wxT("LANG"));
+            if ( lang )
+                dot = wxStrchr(lang, wxT('.'));
+        }
+
+        if ( dot )
+        {
+            encname = dot+1;
+        }
+    }
+#endif // Win32/Unix
+
+    return encname;
+}
+
+/* static */
+wxFontEncoding wxLocale::GetSystemEncoding()
+{
+#ifdef __WIN32__
+    UINT codepage = ::GetACP();
+
+    // wxWindows only knows about CP1250-1257
+    if ( codepage >= 1250 && codepage <= 1257 )
+    {
+        return (wxFontEncoding)(wxFONTENCODING_CP1250 + codepage - 1250);
+    }
+#elif defined(__UNIX_LIKE__) && wxUSE_FONTMAP
+    wxString encname = GetSystemEncodingName();
+    if ( !encname.empty() )
+    {
+        return wxTheFontMapper->
+            CharsetToEncoding(encname, FALSE /* not interactive */);
+    }
+#endif // Win32/Unix
+
+    return wxFONTENCODING_SYSTEM;
+}
+
 /*static*/ void wxLocale::AddLanguage(const wxLanguageInfo& info)
 {
     CreateLanguagesDB();
@@ -1109,7 +1180,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxLocaleModule, wxModule)
 // This table is generated by misc/languages/genlang.py
 // When making changes, please put them into misc/languages/langtabl.txt
 
-#ifndef __WIN32__
+#if !defined(__WIN32__) || defined(__WXMICROWIN__)
 
 #define SETWINLANG(info,lang,sublang)
 
@@ -1845,7 +1916,5 @@ void wxLocale::InitLanguagesDB()
 
 // --- --- --- generated code ends here --- --- ---
 
-
-
 #endif // wxUSE_INTL