Further optimization in the flatbasemodel:

* keep list of all possible keys in memory so database is no longer touched 
     for the searches. ==> a search is faster
   * bug fixes to previous patch set: show total and displayed number correctly


svn: r12726

src/DataViews/EventView.py

@@ -109,6 +109,9 @@ class EventView(PageView.ListView):
         Config.client.notify_add("/apps/gramps/interface/filter",
                                  self.filter_toggle)
 
+    def column_ord_setfunc(self, clist):
+        self.dbstate.db.set_event_column_order(clist)
+
     def get_bookmarks(self):
         """
         Return the bookmark object
@@ -209,10 +212,6 @@ class EventView(PageView.ListView):
             EventView.COLUMN_NAMES,
             self.set_column_order)
 
-    def set_column_order(self, clist):
-        self.dbstate.db.set_event_column_order(clist)
-        self.build_columns()
-
     def add(self, obj):
         try:
             EditEvent(self.dbstate, self.uistate, [], gen.lib.Event())