First checkin of the Python XPCOM bindings.

extensions/python/xpcom/server/factory.py

@@ -0,0 +1,36 @@
+# Copyright (c) 2000-2001 ActiveState Tool Corporation.
+# See the file LICENSE.txt for licensing information.
+
+# Class factory
+#
+# Hardly worth its own source file!
+import xpcom
+from xpcom import components, nsError, _xpcom
+
+
+class Factory:
+    _com_interfaces_ = components.interfaces.nsIFactory
+    # This will only ever be constructed via other Python code,
+    # so we can have ctor args.
+    def __init__(self, klass):
+        self.klass = klass
+
+    def createInstance(self, outer, iid):
+        if outer is not None:
+            raise xpcom.ServerException(nsError.NS_ERROR_NO_AGGREGATION)
+
+        if xpcom.verbose:
+            print "Python Factory creating", self.klass.__name__
+        try:
+            return self.klass()
+        except:
+            # An exception here may not be obvious to the user - none
+            # of their code has been called yet.  It can be handy on
+            # failure to tell the user what class failed!
+            _xpcom.LogWarning("Creation of class '%r' failed!\nException details follow\n" % (self.klass,))
+            raise
+
+    def lockServer(self, lock):
+        if xpcom.verbose:
+            print "Python Factory LockServer called -", lock
+