X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/edef87c8274bd4cadcccc4ff107aeb1815e48460..38a5c64e29ab1d081af309a73c7af94069cf799f:/src/common/intl.cpp

diff --git a/src/common/intl.cpp b/src/common/intl.cpp
index 9ce6de4432..d61d890e41 100644
--- a/src/common/intl.cpp
+++ b/src/common/intl.cpp
@@ -39,28 +39,27 @@
 
 #if wxUSE_INTL
 
-// standard headers
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
+    #include "wx/string.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/debug.h"
+    #include "wx/utils.h"
+    #include "wx/app.h"
+#endif // WX_PRECOMP
 
 #ifndef __WXWINCE__
-#include <locale.h>
+    #include <locale.h>
 #endif
 
+// standard headers
 #include <ctype.h>
 #include <stdlib.h>
 #ifdef HAVE_LANGINFO_H
-  #include <langinfo.h>
+    #include <langinfo.h>
 #endif
 
-// wxWidgets
-#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
-
 #ifdef __WIN32__
     #include "wx/msw/private.h"
 #elif defined(__UNIX_LIKE__)
@@ -75,11 +74,11 @@
 #include "wx/encconv.h"
 #include "wx/hashmap.h"
 #include "wx/ptr_scpd.h"
-#include "wx/app.h"
 #include "wx/apptrait.h"
+#include "wx/stdpaths.h"
 
 #if defined(__WXMAC__)
-  #include  "wx/mac/private.h"  // includes mac headers
+    #include  "wx/mac/private.h"  // includes mac headers
 #endif
 
 // ----------------------------------------------------------------------------
@@ -870,7 +869,7 @@ wxPluralFormsCalculator* wxPluralFormsCalculator::make(const char* s)
 // This is a "low-level" class and is used only by wxMsgCatalog
 // ----------------------------------------------------------------------------
 
-WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxString, wxMessagesHash)
+WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxString, wxMessagesHash);
 
 class wxMsgCatalogFile
 {
@@ -884,9 +883,14 @@ public:
               wxPluralFormsCalculatorPtr& rPluralFormsCalculator);
 
     // fills the hash with string-translation pairs
-    void FillHash(wxMessagesHash& hash, const wxString& msgIdCharset,
+    void FillHash(wxMessagesHash& hash,
+                  const wxString& msgIdCharset,
                   bool convertEncoding) const;
 
+    // return the charset of the strings in this catalog or empty string if
+    // none/unknown
+    wxString GetCharset() const { return m_charset; }
+
 private:
     // this implementation is binary compatible with GNU gettext() version 0.10
 
@@ -920,7 +924,8 @@ private:
     wxMsgTableEntry  *m_pOrigTable,   // pointer to original   strings
                      *m_pTransTable;  //            translated
 
-    wxString m_charset;
+    wxString m_charset;               // from the message catalog header
+
 
     // swap the 2 halves of 32 bit integer if needed
     size_t32 Swap(size_t32 ui) const
@@ -960,6 +965,9 @@ private:
 class wxMsgCatalog
 {
 public:
+    wxMsgCatalog() { m_conv = NULL; }
+    ~wxMsgCatalog();
+
     // load the catalog from disk (szDirPrefix corresponds to language)
     bool Load(const wxChar *szDirPrefix, const wxChar *szName,
               const wxChar *msgIdCharset = NULL, bool bConvertEncoding = false);
@@ -976,6 +984,11 @@ public:
 private:
     wxMessagesHash  m_messages; // all messages in the catalog
     wxString        m_name;     // name of the domain
+
+    // the conversion corresponding to this catalog charset if we installed it
+    // as the global one
+    wxCSConv *m_conv;
+
     wxPluralFormsCalculatorPtr  m_pluralFormsCalculator;
 };
 
@@ -984,7 +997,7 @@ private:
 // ----------------------------------------------------------------------------
 
 // the list of the directories to search for message catalog files
-static wxArrayString s_searchPrefixes;
+static wxArrayString gs_searchPrefixes;
 
 // ============================================================================
 // implementation
@@ -1002,21 +1015,23 @@ wxMsgCatalogFile::wxMsgCatalogFile()
 
 wxMsgCatalogFile::~wxMsgCatalogFile()
 {
-    wxDELETEA(m_pData);
+    delete [] m_pData;
 }
 
-// return all directories to search for given prefix
-static wxString GetAllMsgCatalogSubdirs(const wxChar *prefix,
-                                        const wxChar *lang)
+// return the directory to search for message catalogs under the given prefix
+static
+wxString GetMsgCatalogSubdir(const wxChar *prefix, const wxChar *lang)
 {
     wxString searchPath;
+    searchPath << prefix << wxFILE_SEP_PATH << lang;
 
-    // search first in prefix/fr/LC_MESSAGES, then in prefix/fr and finally in
-    // prefix (assuming the language is 'fr')
-    searchPath << prefix << wxFILE_SEP_PATH << lang << wxFILE_SEP_PATH
-                         << wxT("LC_MESSAGES") << wxPATH_SEP
-               << prefix << wxFILE_SEP_PATH << lang << wxPATH_SEP
-               << prefix << wxPATH_SEP;
+    // under Unix, the message catalogs are supposed to go into LC_MESSAGES
+    // subdirectory so look there too
+#ifdef __UNIX__
+    const wxString searchPathOrig(searchPath);
+    searchPath << wxFILE_SEP_PATH << wxT("LC_MESSAGES")
+               << wxPATH_SEP << searchPathOrig;
+#endif // __UNIX__
 
     return searchPath;
 }
@@ -1024,48 +1039,59 @@ static wxString GetAllMsgCatalogSubdirs(const wxChar *prefix,
 // construct the search path for the given language
 static wxString GetFullSearchPath(const wxChar *lang)
 {
-    wxString searchPath;
-
     // first take the entries explicitly added by the program
-    size_t count = s_searchPrefixes.Count();
-    for ( size_t n = 0; n < count; n++ )
+    wxArrayString paths;
+    paths.reserve(gs_searchPrefixes.size() + 1);
+    size_t n,
+           count = gs_searchPrefixes.size();
+    for ( n = 0; n < count; n++ )
     {
-        searchPath << GetAllMsgCatalogSubdirs(s_searchPrefixes[n], lang)
-                   << wxPATH_SEP;
+        paths.Add(GetMsgCatalogSubdir(gs_searchPrefixes[n], lang));
     }
 
-    // TODO: use wxStandardPaths instead of all this mess!!
 
+#if wxUSE_STDPATHS
+    // then look in the standard location
+    const wxString stdp = wxStandardPaths::Get().
+        GetLocalizedResourcesDir(lang, wxStandardPaths::ResourceCat_Messages);
+
+    if ( paths.Index(stdp) == wxNOT_FOUND )
+        paths.Add(stdp);
+#endif // wxUSE_STDPATHS
+
+    // last look in default locations
+#ifdef __UNIX__
     // LC_PATH is a standard env var containing the search path for the .mo
     // files
-#ifndef __WXWINCE__
     const wxChar *pszLcPath = wxGetenv(wxT("LC_PATH"));
-    if ( pszLcPath != NULL )
-        searchPath << GetAllMsgCatalogSubdirs(pszLcPath, lang);
-#endif
+    if ( pszLcPath )
+    {
+        const wxString lcp = GetMsgCatalogSubdir(pszLcPath, lang);
+        if ( paths.Index(lcp) == wxNOT_FOUND )
+            paths.Add(lcp);
+    }
 
-#ifdef __UNIX__
-    // add some standard ones and the one in the tree where wxWin was installed:
-    searchPath
-        << GetAllMsgCatalogSubdirs(wxString(wxGetInstallPrefix()) + wxT("/share/locale"), lang)
-        << GetAllMsgCatalogSubdirs(wxT("/usr/share/locale"), lang)
-        << GetAllMsgCatalogSubdirs(wxT("/usr/lib/locale"), lang)
-        << GetAllMsgCatalogSubdirs(wxT("/usr/local/share/locale"), lang);
+    // also add the one from where wxWin was installed:
+    wxString wxp = wxGetInstallPrefix();
+    if ( !wxp.empty() )
+    {
+        wxp = GetMsgCatalogSubdir(wxp + _T("/share/locale"), lang);
+        if ( paths.Index(wxp) == wxNOT_FOUND )
+            paths.Add(wxp);
+    }
 #endif // __UNIX__
 
-    // then take the current directory
-    // FIXME it should be the directory of the executable
-#if defined(__WXMAC__)
-    searchPath << GetAllMsgCatalogSubdirs(wxGetCwd(), lang);
-    // generic search paths could be somewhere in the system folder preferences
-#elif defined(__WXMSW__)
-    // look in the directory of the executable
-    wxString path;
-    wxSplitPath(wxGetFullModuleName(), &path, NULL, NULL);
-    searchPath << GetAllMsgCatalogSubdirs(path, lang);
-#else // !Mac, !MSW
-    searchPath << GetAllMsgCatalogSubdirs(wxT("."), lang);
-#endif // platform
+
+    // finally construct the full search path
+    wxString searchPath;
+    searchPath.reserve(500);
+    count = paths.size();
+    for ( n = 0; n < count; n++ )
+    {
+        searchPath += paths[n];
+        if ( n != count - 1 )
+            searchPath += wxPATH_SEP;
+    }
 
     return searchPath;
 }
@@ -1098,9 +1124,9 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName,
       // also add just base locale name: for things like "fr_BE" (belgium
       // french) we should use "fr" if no belgium specific message catalogs
       // exist
-      searchPath << GetFullSearchPath(wxString(szDirPrefix).
-                                      Left((size_t)(sublocale - szDirPrefix)))
-                 << wxPATH_SEP;
+      searchPath << wxPATH_SEP
+                 << GetFullSearchPath(wxString(szDirPrefix).
+                                      Left((size_t)(sublocale - szDirPrefix)));
   }
 
   // don't give translation errors here because the wxstd catalog might
@@ -1234,10 +1260,14 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
                                 const wxString& msgIdCharset,
                                 bool convertEncoding) const
 {
-#if wxUSE_FONTMAP
-    // determine if we need any conversion at all
+#if wxUSE_UNICODE
+    // this parameter doesn't make sense, we always must convert encoding in
+    // Unicode build
+    convertEncoding = true;
+#elif wxUSE_FONTMAP
     if ( convertEncoding )
     {
+        // determine if we need any conversion at all
         wxFontEncoding encCat = wxFontMapperBase::GetEncodingFromName(m_charset);
         if ( encCat == wxLocale::GetSystemEncoding() )
         {
@@ -1245,28 +1275,22 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
             convertEncoding = false;
         }
     }
-#endif // wxUSE_FONTMAP
+#endif // wxUSE_UNICODE/wxUSE_FONTMAP
 
 #if wxUSE_WCHAR_T
     // conversion to use to convert catalog strings to the GUI encoding
     wxMBConv *inputConv,
-             *csConv = NULL; // another ptr just to be able to delete it later
-    if ( convertEncoding )
+             *inputConvPtr = NULL; // same as inputConv but safely deleteable
+    if ( convertEncoding && !m_charset.empty() )
     {
-        if ( m_charset.empty() )
-        {
-            inputConv = wxConvCurrent;
-        }
-        else
-        {
-            inputConv =
-            csConv = new wxCSConv(m_charset);
-        }
+        inputConvPtr =
+        inputConv = new wxCSConv(m_charset);
     }
-    else // no need to convert the encoding
+    else // no need or not possible to convert the encoding
     {
-        // we still need the conversion for Unicode build
 #if wxUSE_UNICODE
+        // we must somehow convert the narrow strings in the message catalog to
+        // wide strings, so use the default conversion if we have no charset
         inputConv = wxConvCurrent;
 #else // !wxUSE_UNICODE
         inputConv = NULL;
@@ -1320,16 +1344,17 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
     for (size_t32 i = 0; i < m_numStrings; i++)
     {
         const char *data = StringAtOfs(m_pOrigTable, i);
+
+        wxString msgid;
 #if wxUSE_UNICODE
-        wxString msgid(data, *inputConv);
+        msgid = wxString(data, *inputConv);
 #else // ASCII
-        wxString msgid;
         #if wxUSE_WCHAR_T
             if ( inputConv && sourceConv )
                 msgid = wxString(inputConv->cMB2WC(data), *sourceConv);
             else
         #endif
-            msgid = data;
+                msgid = data;
 #endif // wxUSE_UNICODE
 
         data = StringAtOfs(m_pTransTable, i);
@@ -1338,38 +1363,40 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
         size_t index = 0;
         while (offset < length)
         {
+            const char * const str = data + offset;
+
             wxString msgstr;
-#if wxUSE_WCHAR_T
-        #if wxUSE_UNICODE
-            msgstr = wxString(data + offset, *inputConv);
-        #else
+#if wxUSE_UNICODE
+            msgstr = wxString(str, *inputConv);
+#elif wxUSE_WCHAR_T
             if ( inputConv )
-                msgstr = wxString(inputConv->cMB2WC(data + offset), wxConvLocal);
+                msgstr = wxString(inputConv->cMB2WC(str), *wxConvUI);
             else
-                msgstr = wxString(data + offset);
-        #endif
+                msgstr = str;
 #else // !wxUSE_WCHAR_T
         #if wxUSE_FONTMAP
             if ( convertEncoding )
-                msgstr = wxString(converter.Convert(data + offset));
+                msgstr = wxString(converter.Convert(str));
             else
         #endif
-                msgstr = wxString(data + offset);
+                msgstr = str;
 #endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
 
             if ( !msgstr.empty() )
             {
                 hash[index == 0 ? msgid : msgid + wxChar(index)] = msgstr;
             }
-            offset += strlen(data + offset) + 1;
+
+            // skip this string
+            offset += strlen(str) + 1;
             ++index;
         }
     }
 
 #if wxUSE_WCHAR_T
     delete sourceConv;
-    delete csConv;
-#endif
+    delete inputConvPtr;
+#endif // wxUSE_WCHAR_T
 }
 
 
@@ -1377,6 +1404,21 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
 // wxMsgCatalog class
 // ----------------------------------------------------------------------------
 
+wxMsgCatalog::~wxMsgCatalog()
+{
+    if ( m_conv )
+    {
+        if ( wxConvUI == m_conv )
+        {
+            // we only change wxConvUI if it points to wxConvLocal so we reset
+            // it back to it too
+            wxConvUI = &wxConvLocal;
+        }
+
+        delete m_conv;
+    }
+}
+
 bool wxMsgCatalog::Load(const wxChar *szDirPrefix, const wxChar *szName,
                         const wxChar *msgIdCharset, bool bConvertEncoding)
 {
@@ -1384,13 +1426,28 @@ bool wxMsgCatalog::Load(const wxChar *szDirPrefix, const wxChar *szName,
 
     m_name = szName;
 
-    if ( file.Load(szDirPrefix, szName, m_pluralFormsCalculator) )
+    if ( !file.Load(szDirPrefix, szName, m_pluralFormsCalculator) )
+        return false;
+
+    file.FillHash(m_messages, msgIdCharset, bConvertEncoding);
+
+    // we should use a conversion compatible with the message catalog encoding
+    // in the GUI if we don't convert the strings to the current conversion but
+    // as the encoding is global, only change it once, otherwise we could get
+    // into trouble if we use several message catalogs with different encodings
+    //
+    // this is, of course, a hack but it at least allows the program to use
+    // message catalogs in any encodings without asking the user to change his
+    // locale
+    if ( !bConvertEncoding &&
+            !file.GetCharset().empty() &&
+                wxConvUI == &wxConvLocal )
     {
-        file.FillHash(m_messages, msgIdCharset, bConvertEncoding);
-        return true;
+        wxConvUI =
+        m_conv = new wxCSConv(file.GetCharset());
     }
 
-    return false;
+    return true;
 }
 
 const wxChar *wxMsgCatalog::GetString(const wxChar *sz, size_t n) const
@@ -1802,7 +1859,7 @@ bool wxLocale::Init(int language, int flags)
 
 #ifndef WX_NO_LOCALE_SUPPORT
     wxChar *szLocale = retloc ? wxStrdup(retloc) : NULL;
-    bool ret = Init(name, canonical, retloc,
+    bool ret = Init(name, canonical, szLocale,
                     (flags & wxLOCALE_LOAD_DEFAULT) != 0,
                     (flags & wxLOCALE_CONV_ENCODING) != 0);
     free(szLocale);
@@ -1811,16 +1868,16 @@ bool wxLocale::Init(int language, int flags)
         m_language = lang;
 
     return ret;
-#endif
+#endif // !WX_NO_LOCALE_SUPPORT
 }
 
 
 
 void wxLocale::AddCatalogLookupPathPrefix(const wxString& prefix)
 {
-    if ( s_searchPrefixes.Index(prefix) == wxNOT_FOUND )
+    if ( gs_searchPrefixes.Index(prefix) == wxNOT_FOUND )
     {
-        s_searchPrefixes.Add(prefix);
+        gs_searchPrefixes.Add(prefix);
     }
     //else: already have it
 }
@@ -2395,7 +2452,7 @@ wxFontEncoding wxLocale::GetSystemEncoding()
         // on some modern Linux systems (RedHat 8) the default system locale
         // is UTF8 -- but it isn't supported by wxGTK in ANSI build at all so
         // don't even try to use it in this case
-#if !wxUSE_UNICODE && defined(__WXGTK__)
+#if !wxUSE_UNICODE && (defined(__WXGTK__) || defined(__WXMOTIF__))
         if ( enc == wxFONTENCODING_UTF8 )
         {
             // the most similar supported encoding...