]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/fontmap.cpp
Stupid bug: using LastError() instead of Error()
[wxWidgets.git] / src / common / fontmap.cpp
index 09880ab43fb8f1cf4a463a6bbfbee70332f67f15..116565bbcfe8fcd3b12a987a0be31056a416ee5f 100644 (file)
 
 #include "wx/fontmap.h"
 #include "wx/config.h"
+#include "wx/memconf.h"
 
 #include "wx/msgdlg.h"
 #include "wx/fontdlg.h"
 #include "wx/choicdlg.h"
+#include "wx/encconv.h"
 
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 
 // the config paths we use
-static const char* FONTMAPPER_ROOT_PATH = _T("FontMapper");
-static const char* FONTMAPPER_CHARSET_PATH = _T("Charsets");
-static const char* FONTMAPPER_CHARSET_ALIAS_PATH = _T("Aliases");
-static const char* FONTMAPPER_FONT_FROM_ENCODING_PATH = _T("Encodings");
+static const wxChar* FONTMAPPER_ROOT_PATH = wxT("wxWindows/FontMapper");
+static const wxChar* FONTMAPPER_CHARSET_PATH = wxT("Charsets");
+static const wxChar* FONTMAPPER_CHARSET_ALIAS_PATH = wxT("Aliases");
+static const wxChar* FONTMAPPER_FONT_FROM_ENCODING_PATH = wxT("Encodings");
 
 // encodings supported by GetEncodingDescription
 static wxFontEncoding gs_encodings[] =
@@ -112,30 +114,30 @@ static const wxChar* gs_encodingDescs[] =
 // and the internal names
 static const wxChar* gs_encodingNames[] =
 {
-    "iso8859-1",
-    "iso8859-2",
-    "iso8859-3",
-    "iso8859-4",
-    "iso8859-5",
-    "iso8859-6",
-    "iso8859-7",
-    "iso8859-8",
-    "iso8859-9",
-    "iso8859-10",
-    "iso8859-11",
-    "iso8859-12",
-    "iso8859-13",
-    "iso8859-14",
-    "iso8859-15",
-    "koi8-r",
-    "windows1250",
-    "windows1251",
-    "windows1252",
-    "windows1253",
-    "windows1254",
-    "windows1255",
-    "windows1256",
-    "windows1257",
+    wxT( "iso8859-1" ),
+    wxT( "iso8859-2" ),
+    wxT( "iso8859-3" ),
+    wxT( "iso8859-4" ),
+    wxT( "iso8859-5" ),
+    wxT( "iso8859-6" ),
+    wxT( "iso8859-7" ),
+    wxT( "iso8859-8" ),
+    wxT( "iso8859-9" ),
+    wxT( "iso8859-10" ),
+    wxT( "iso8859-11" ),
+    wxT( "iso8859-12" ),
+    wxT( "iso8859-13" ),
+    wxT( "iso8859-14" ),
+    wxT( "iso8859-15" ),
+    wxT( "koi8-r" ),
+    wxT( "windows1250" ),
+    wxT( "windows1251" ),
+    wxT( "windows1252" ),
+    wxT( "windows1253" ),
+    wxT( "windows1254" ),
+    wxT( "windows1255" ),
+    wxT( "windows1256" ),
+    wxT( "windows1257" ),
 };
 
 // ----------------------------------------------------------------------------
@@ -146,7 +148,7 @@ static const wxChar* gs_encodingNames[] =
 static wxFontMapper gs_fontMapper;
 
 // and public pointer
-wxFontMapper * WXDLLEXPORT wxTheFontMapper = &gs_fontMapper;
+wxFontMapper * wxTheFontMapper = &gs_fontMapper;
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -206,7 +208,7 @@ wxFontMapper::~wxFontMapper()
 void wxFontMapper::SetConfigPath(const wxString& prefix)
 {
     wxCHECK_RET( !prefix.IsEmpty() && prefix[0] == wxCONFIG_PATH_SEPARATOR,
-                 _T("an absolute path should be given to "
+                 wxT("an absolute path should be given to "
                      "wxFontMapper::SetConfigPath()") );
 
     m_configRootPath = prefix;
@@ -222,7 +224,18 @@ wxConfigBase *wxFontMapper::GetConfig()
     if ( !m_config )
     {
         // try the default
-        m_config = wxConfig::Get();
+        m_config = wxConfig::Get(FALSE /*don't create on demand*/ );
+
+        if ( !m_config )
+        {
+            // we still want to have a config object because otherwise we would
+            // keep asking the user the same questions in the interactive mode,
+            // so create a dummy config which won't write to any files/registry
+            // but will allow us to remember the results of the questions at
+            // least during this run
+            m_config = new wxMemoryConfig;
+            wxConfig::Set(m_config);
+        }
     }
 
     return m_config;
@@ -254,7 +267,7 @@ bool wxFontMapper::ChangePath(const wxString& pathNew, wxString *pathOld)
     }
 
     wxASSERT_MSG( !pathNew || (pathNew[0] != wxCONFIG_PATH_SEPARATOR),
-                  _T("should be a relative path") );
+                  wxT("should be a relative path") );
 
     path += pathNew;
 
@@ -278,7 +291,7 @@ wxString wxFontMapper::GetEncodingDescription(wxFontEncoding encoding)
     size_t count = WXSIZEOF(gs_encodingDescs);
 
     wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                  _T("inconsitency detected - forgot to update one of "
+                  wxT("inconsitency detected - forgot to update one of "
                      "the arrays?") );
 
     for ( size_t i = 0; i < count; i++ )
@@ -301,7 +314,7 @@ wxString wxFontMapper::GetEncodingName(wxFontEncoding encoding)
     size_t count = WXSIZEOF(gs_encodingNames);
 
     wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                  _T("inconsitency detected - forgot to update one of "
+                  wxT("inconsitency detected - forgot to update one of "
                      "the arrays?") );
 
     for ( size_t i = 0; i < count; i++ )
@@ -342,8 +355,9 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
             }
             else
             {
-                wxLogDebug(_T("corrupted config data - invalid encoding %ld "
-                              "for charset '%s'"), value, charset.c_str());
+                wxLogDebug(wxT("corrupted config data: invalid encoding %ld "
+                               "for charset '%s' ignored"),
+                           value, charset.c_str());
             }
         }
 
@@ -368,20 +382,20 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
     {
         cs.MakeUpper();
 
-        if ( !cs || cs == _T("US-ASCII") )
+        if ( !cs || cs == wxT("US-ASCII") )
             encoding = wxFONTENCODING_DEFAULT;
-        else if ( cs == _T("KOI8-R") || cs == _T("KOI8-U") )
+        else if ( cs == wxT("KOI8-R") || cs == wxT("KOI8-U") )
             encoding = wxFONTENCODING_KOI8;
-        else if ( cs.Left(3) == _T("ISO") )
+        else if ( cs.Left(3) == wxT("ISO") )
         {
             // the dash is optional (or, to be exact, it is not, but
             // several brokenmails "forget" it)
             const wxChar *p = cs.c_str() + 3;
-            if ( *p == _T('-') )
+            if ( *p == wxT('-') )
                 p++;
 
             unsigned int value;
-            if ( wxSscanf(p, _T("8859-%u"), &value) == 1 )
+            if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
             {
                 if ( value < wxFONTENCODING_ISO8859_MAX -
                              wxFONTENCODING_ISO8859_1 )
@@ -392,10 +406,10 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
                 }
             }
         }
-        else if ( cs.Left(8) == _T("WINDOWS-") )
+        else if ( cs.Left(8) == wxT("WINDOWS-") )
         {
             int value;
-            if ( wxSscanf(cs.c_str() + 8, "%u", &value) == 1 )
+            if ( wxSscanf(cs.c_str() + 8, wxT("%u"), &value) == 1 )
             {
                 if ( value >= 1250 )
                 {
@@ -425,16 +439,16 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
 
         // the message
         wxString msg;
-        msg.Printf(_("The charset '%s' is unknown. You may select another "
-                     "charset to replace it with or choose [Cancel] if it "
-                     "cannot be replaced"), charset.c_str());
+        msg.Printf(_("The charset '%s' is unknown. You may select\n"
+                     "another charset to replace it with or choose\n"
+                     "[Cancel] if it cannot be replaced"), charset.c_str());
 
         // the list of choices
         size_t count = WXSIZEOF(gs_encodingDescs);
 
         wxASSERT_MSG( count == WXSIZEOF(gs_encodings),
-                      _T("inconsitency detected - forgot to update one of "
-                         "the arrays?") );
+                      wxT("inconsitency detected - forgot to update one of "
+                          "the arrays?") );
 
         wxString *encodingNamesTranslated = new wxString[count];
 
@@ -458,9 +472,22 @@ wxFontEncoding wxFontMapper::CharsetToEncoding(const wxString& charset,
 
         if ( n != -1 )
         {
-            // TODO save the result in the config!
-
             encoding = gs_encodings[n];
+
+            // save the result in the config now
+            if ( ChangePath(FONTMAPPER_CHARSET_PATH, &pathOld) )
+            {
+                wxConfigBase *config = GetConfig();
+
+                // remember the alt encoding for this charset
+                if ( !config->Write(charset, (long)encoding) )
+                {
+                    wxLogError(_("Failed to remember the encoding "
+                                 "for the charset '%s'."), charset.c_str());
+                }
+
+                RestorePath(pathOld);
+            }
         }
         //else: cancelled
     }
@@ -497,9 +524,12 @@ bool wxFontMapper::TestAltEncoding(const wxString& configEntry,
 
 bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
                                      wxNativeEncodingInfo *info,
+                                     const wxString& facename,
                                      bool interactive)
 {
-    wxCHECK_MSG( info, FALSE, _T("bad pointer in GetAltForEncoding") );
+    wxCHECK_MSG( info, FALSE, wxT("bad pointer in GetAltForEncoding") );
+
+    info->facename = facename;
 
     if ( encoding == wxFONTENCODING_DEFAULT )
     {
@@ -517,7 +547,12 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
         // wxFatalError doesn't return
     }
 
-    wxString configEntry = GetEncodingName(encoding);
+    wxString configEntry, encName = GetEncodingName(encoding);
+    if ( !!facename )
+    {
+        configEntry = facename + _T("_");
+    }
+    configEntry += encName;
 
     // do we have a font spec for this encoding?
     wxString pathOld;
@@ -529,6 +564,12 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
 
         RestorePath(pathOld);
 
+        if ( !!fontinfo && !!facename )
+        {
+            // we tried to find a match with facename - now try without it
+            fontinfo = config->Read(encName);
+        }
+
         if ( !!fontinfo )
         {
             if ( info->FromString(fontinfo) )
@@ -542,10 +583,11 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
             }
             else
             {
-                wxLogDebug(_T("corrupted config data: string '%s' is not "
+                wxLogDebug(wxT("corrupted config data: string '%s' is not "
                               "a valid font encoding info"), fontinfo.c_str());
             }
         }
+        //else: there is no information in config about this encoding
     }
 
     // ask the user
@@ -581,6 +623,7 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
                 wxFont font = retData.GetChosenFont();
 
                 *info = retData.EncodingInfo();
+                info -> encoding = retData.GetEncoding();
 
                 // remember this in the config
                 if ( ChangePath(FONTMAPPER_FONT_FROM_ENCODING_PATH, &pathOld) )
@@ -598,71 +641,44 @@ bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
     }
     //else: we're in non-interactive mode
 
-    // now try the default mappings
-    switch ( encoding )
-    {
-        case wxFONTENCODING_ISO8859_15:
-            // iso8859-15 is slightly modified iso8859-1
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_ISO8859_1, info) )
-                return TRUE;
-            // fall through
-
-        case wxFONTENCODING_ISO8859_1:
-            // iso8859-1 is identical to CP1252
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_CP1252, info) )
-                return TRUE;
-
-            break;
-
-        case wxFONTENCODING_CP1252:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_ISO8859_1, info) )
-                return TRUE;
-
-            break;
-
-        // iso8859-13 is quite similar to WinBaltic
-        case wxFONTENCODING_ISO8859_13:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_CP1257, info) )
-                return TRUE;
-
-            break;
-
-        case wxFONTENCODING_CP1257:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_ISO8859_13, info) )
-                return TRUE;
-
-            break;
 
-        // iso8859-8 is almost identical to WinHebrew
-        case wxFONTENCODING_ISO8859_8:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_CP1255, info) )
-                return TRUE;
+    // now try the default mappings:
+    wxFontEncodingArray equiv = wxEncodingConverter::GetAllEquivalents(encoding);
+    size_t count = equiv.GetCount();
+    for ( size_t i = (equiv[0] == encoding) ? 1 : 0; i < count; i++ )
+    {
+        if ( TestAltEncoding(configEntry, equiv[i], info) )
+            return TRUE;
+    }
 
-            break;
+    return FALSE;
+}
 
-        case wxFONTENCODING_CP1255:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_ISO8859_8, info) )
-                return TRUE;
 
-            break;
 
-        // and iso8859-7 is not too different from WinGreek
-        case wxFONTENCODING_ISO8859_7:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_CP1253, info) )
-                return TRUE;
+bool wxFontMapper::GetAltForEncoding(wxFontEncoding encoding,
+                                     wxFontEncoding *alt_encoding,
+                                     const wxString& facename,
+                                     bool interactive)
+{
+    wxNativeEncodingInfo info;
+    bool r = GetAltForEncoding(encoding, &info, facename, interactive);
+    *alt_encoding = info.encoding;
+    return r;
+}
 
-            break;
 
-        case wxFONTENCODING_CP1253:
-            if ( TestAltEncoding(configEntry, wxFONTENCODING_ISO8859_7, info) )
-                return TRUE;
 
-            break;
+bool wxFontMapper::IsEncodingAvailable(wxFontEncoding encoding,
+                                       const wxString& facename)
+{
+    wxNativeEncodingInfo info;
 
-        default:
-           // TODO add other mappings...
-           ;
+    if (wxGetNativeFontEncoding(encoding, &info))
+    {
+        info.facename = facename;
+        return wxTestFontEncoding(info);
     }
-
-    return FALSE;
+    else
+        return FALSE;
 }