Committed a more or less working version.
diff --git a/Mac/Modules/dlg/dlgscan.py b/Mac/Modules/dlg/dlgscan.py
new file mode 100644
index 0000000..2a410f6
--- /dev/null
+++ b/Mac/Modules/dlg/dlgscan.py
@@ -0,0 +1,67 @@
+# Scan an Apple header file, generating a Python file of generator calls.
+
+from scantools import Scanner
+
+LONG = "Dialogs"
+SHORT = "dlg"
+OBJECT = "DialogPtr"
+
+def main():
+	input = LONG + ".h"
+	output = SHORT + "gen.py"
+	defsoutput = LONG + ".py"
+	scanner = MyScanner(input, output, defsoutput)
+	scanner.scan()
+	scanner.close()
+	print "=== Done scanning and generating, now importing the generated code... ==="
+	exec "import " + SHORT + "support"
+	print "=== Done.  It's up to you to compile it now! ==="
+
+class MyScanner(Scanner):
+
+	def destination(self, type, name, arglist):
+		classname = "Function"
+		listname = "functions"
+		if arglist:
+			t, n, m = arglist[0]
+			if t == "DialogPtr" and m == "InMode":
+				classname = "Method"
+				listname = "methods"
+		return classname, listname
+
+	def makeblacklistnames(self):
+		return [
+			'InitDialogs',
+			'ErrorSound',
+			# Dialogs are disposed when the object is deleted
+			'CloseDialog',
+			'DisposDialog',
+			'DisposeDialog',
+			]
+
+	def makeblacklisttypes(self):
+		return [
+			]
+
+	def makerepairinstructions(self):
+		return [
+			([("Str255", "*", "InMode")],
+			 [("*", "*", "OutMode")]),
+			
+			([("void_ptr", "*", "InMode"), ("long", "*", "InMode")],
+			 [("InBuffer", "*", "*")]),
+			
+			([("void", "*", "OutMode"), ("long", "*", "InMode"),
+			                            ("long", "*", "OutMode")],
+			 [("VarVarOutBuffer", "*", "InOutMode")]),
+			
+			# NewDialog ETC.
+			([("void", "*", "OutMode")],
+			 [("NullStorage", "*", "InMode")]),
+			
+			([("DialogPtr", "*", "OutMode")],
+			 [("ExistingDialogPtr", "*", "*")]),
+			]
+
+if __name__ == "__main__":
+	main()