X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FTDictionary.cc;h=25f6c9674cc353c5359eea52e67eaa44493ea8da;hb=97c2d258a5c524eb5c4b85208899d80751a2c82f;hp=b0366338838b4ea20dae7910465f0f3a4159df06;hpb=c112706f347e08e7f345131fbc4c3aa0e9ecc7b5;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/TDictionary.cc b/helm/DEVEL/mathml_editor/src/TDictionary.cc
index b03663388..25f6c9674 100644
--- a/helm/DEVEL/mathml_editor/src/TDictionary.cc
+++ b/helm/DEVEL/mathml_editor/src/TDictionary.cc
@@ -24,8 +24,10 @@
  */
 
 #include <sstream>
+#include <cassert>
 
 #include "dom.hh"
+#include "config.dirs"
 #include "TDictionary.hh"
 #include "TTokenizer.hh"
 #include "CLoggerConsole.hh"
@@ -48,6 +50,12 @@ getURIName(const std::string& uri)
   else return uri;
 }
 
+std::string
+TDictionary::getDefaultDictionaryPath()
+{
+  return PKGDATADIR"/dictionary-tex.xml";
+}
+
 void
 TDictionary::load(const std::string& uri)
 {
@@ -226,11 +234,48 @@ TDictionary::find(const std::string& name) const
   if (p != entries.end()) return (*p).second;
   else
     {
-      cerr << "ERROR: unknown entry `" << name << "'" << endl;
+      logger.warning("unknown entry `" + name + "'");
       return undefinedEntry;
     }
 }
 
+std::string
+TDictionary::complete(const std::string prefix, std::list<std::string>& complete_list) const
+{
+  bool no_match = true;
+  std::string new_prefix = "";
+  for (Dictionary::const_iterator i = entries.begin(); i != entries.end(); i++)
+    {
+      if ((*i).first.find(prefix) == 0)
+        {
+	  complete_list.push_front((*i).first);
+	  if (no_match)
+	    {
+	      // it's the first match
+	      no_match = false;
+	      new_prefix = (*i).first;
+	    }
+	  else
+	    {
+	      // in this case, new_prefix has been set yet.
+	      std::string s1 = (*i).first.substr(prefix.length()); // s1 is the high part of the matching string
+	      std::string s2 = new_prefix.substr(prefix.length()); // s2 is the high part of new_prefix
+#if 0
+	      long j = 0; // it's the number of common characters
+	      while (s1[j] == s2[j]) j++;
+#endif
+	      std::string::const_iterator i1 = s1.begin();
+	      std::string::const_iterator i2 = s2.begin();
+	      while (i1 != s1.end() && i2 != s2.end() && *i1 == *i2) i1++, i2++;
+	      new_prefix = prefix + s1.substr(0, i1 - s1.begin());
+	      //new_prefix = (j) ? prefix + s1.substr(0, i1 - s1.begin()) : prefix;
+	    }
+	}
+    }
+
+  return new_prefix;
+}
+
 bool
 TDictionary::Entry::paramDelimited(unsigned i) const
 {