--- a/curses/curses_misc.py
+++ a/curses/curses_misc.py
@@ -358,6 +358,19 @@ class ComboBox(urwid.WidgetWrap):
         self.parent = None
         self.ui = None
         self.row = None
+
+    @property
+    def focus(self):
+        return self._focus
+
+    @focus.setter
+    def focus(self, index):
+        self._focus = index
+
+    @focus.deleter
+    def focus(self):
+        del self._focus
+
     def set_list(self,list):
         self.list = list