1 files changed, 32 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h
index 1aba005..0cbe450 100644
--- a/src/util.h
+++ b/src/util.h
@@ -25,6 +25,7 @@
 #include <qlist.h>
 #include <ctype.h>
 #include "types.h"
+#include "sortdict.h"
 
 //--------------------------------------------------------------------
 
@@ -87,6 +88,33 @@ class TextGeneratorOLImpl : public TextGeneratorIntf
 
 //--------------------------------------------------------------------
 
+/** @brief maps a unicode character code to a list of T::ElementType's
+ */
+template<class T>
+class LetterToIndexMap : public SIntDict<T>
+{
+  public:
+    LetterToIndexMap() { SIntDict<T>::setAutoDelete(TRUE); }
+    int compareItems(QCollection::Item item1, QCollection::Item item2)
+    {
+      T *l1=(T *)item1;
+      T *l2=(T *)item2;
+      return (int)l1->letter()-(int)l2->letter();
+    }
+    void append(uint letter,typename T::ElementType *elem)
+    {
+      T *l = SIntDict<T>::find((int)letter);
+      if (l==0)
+      {
+        l = new T(letter);
+        SIntDict<T>::inSort((int)letter,l);
+      }
+      l->append(elem);
+    }
+};
+
+//--------------------------------------------------------------------
+
 QCString langToString(SrcLangExt lang);
 QCString getLanguageSpecificSeparator(SrcLangExt lang,bool classScope=FALSE);
 
@@ -411,5 +439,9 @@ bool fileVisibleInIndex(FileDef *fd,bool &genSourceFile);
 
 void addDocCrossReference(MemberDef *src,MemberDef *dst);
 
+uint getUtf8Code( const QCString& s, int idx );
+uint getUtf8CodeToLower( const QCString& s, int idx );
+uint getUtf8CodeToUpper( const QCString& s, int idx );
+
 #endif