First checkin of the Python XPCOM bindings.

extensions/python/xpcom/server/enumerator.py

@@ -0,0 +1,24 @@
+# Copyright (c) 2000-2001 ActiveState Tool Corporation.
+# See the file LICENSE.txt for licensing information.
+
+from xpcom import components
+
+# This class is created by Python components when it
+# needs to return an enumerator.
+# For example, a component may implement a function:
+#  nsISimpleEnumerator enumSomething();
+# This could could simply say:
+# return SimpleEnumerator([something1, something2, something3])
+class SimpleEnumerator:
+    _com_interfaces_ = [components.interfaces.nsISimpleEnumerator]
+
+    def __init__(self, data):
+        self._data = data
+        self._index = 0
+
+    def hasMoreElements(self):
+        return self._index < len(self._data)
+    
+    def getNext(self):
+        self._index = self._index + 1
+        return self._data[self._index-1]