+from turbogears.controllers import Controller
+from turbogears import identity
+
+class Menu:
+ def __init__(self, base):
+ self.base = base
+ self.items = filter(lambda i: isinstance(getattr(base, i), Controller), base.__dict__)
+ self.items.sort()
+
+ def _check(self, c):
+ return c.require.eval_with_object(identity.current)
+
+ def __repr__(self):
+ option = u"""<option value="%s">%s</option>" """
+ template = """
+ <div id="navbar">
+ Ir a :
+ <select OnChange="window.location=this.options[this.selectedIndex].value;">
+ %s
+ </select>
+ </div>
+ """
+ s = option % ('', '-----')
+ for i in self.items:
+ if self._check(getattr(self.base, i)):
+ s += option % (url('/' + i), i.capitalize().replace('_', ' '))
+ return template % s