Applied Blit system options optimization to StretchBlit

[wxWidgets.git] / src / osx / core / strconv_cf.cpp

diff --git a/src/osx/core/strconv_cf.cpp b/src/osx/core/strconv_cf.cpp
index c77825c23ac77f56008b2239b8ba84e57901234e..f4bd30f334d036910551af628fd152c920d66b3a 100644 (file)
--- a/src/osx/core/strconv_cf.cpp
+++ b/src/osx/core/strconv_cf.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        src/osx/corefoundation/strconv.cpp
+// Name:        src/osx/core/strconv_cf.cpp
 // Purpose:     Unicode conversion classes
 // Author:      David Elliott
 // Modified by:
@@ -90,6 +90,14 @@ WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_cf(wxFontEncoding encoding)
         if ( theString == NULL )
             return wxCONV_FAILED;
 
+        // Ensure that the string is in canonical composed form (NFC): this is
+        // important because Darwin uses decomposed form (NFD) for e.g. file
+        // names but we want to use NFC internally.
+        wxCFRef<CFMutableStringRef>
+            cfMutableString(CFStringCreateMutableCopy(NULL, 0, theString));
+        CFStringNormalize(cfMutableString, kCFStringNormalizationFormC);
+        theString = cfMutableString;
+
         /* NOTE: The string content includes the NULL element if the source string did
          * That means we have to do nothing special because the destination will have
          * the NULL element iff the source did and the NULL element will be included