From 458120dd40db6b4df55a4e96b650e16798ef06a0 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@localhost>
Date: Tue, 3 May 2011 11:25:13 +0000
Subject: add hg and python

---
 sys/lib/python/idlelib/Delegator.py | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 sys/lib/python/idlelib/Delegator.py

(limited to 'sys/lib/python/idlelib/Delegator.py')

diff --git a/sys/lib/python/idlelib/Delegator.py b/sys/lib/python/idlelib/Delegator.py
new file mode 100644
index 000000000..6125591fe
--- /dev/null
+++ b/sys/lib/python/idlelib/Delegator.py
@@ -0,0 +1,33 @@
+class Delegator:
+
+    # The cache is only used to be able to change delegates!
+
+    def __init__(self, delegate=None):
+        self.delegate = delegate
+        self.__cache = {}
+
+    def __getattr__(self, name):
+        attr = getattr(self.delegate, name) # May raise AttributeError
+        setattr(self, name, attr)
+        self.__cache[name] = attr
+        return attr
+
+    def resetcache(self):
+        for key in self.__cache.keys():
+            try:
+                delattr(self, key)
+            except AttributeError:
+                pass
+        self.__cache.clear()
+
+    def cachereport(self):
+        keys = self.__cache.keys()
+        keys.sort()
+        print keys
+
+    def setdelegate(self, delegate):
+        self.resetcache()
+        self.delegate = delegate
+
+    def getdelegate(self):
+        return self.delegate
-- 
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