--- a/dstep/foundation/NSInvocation.d	Mon Aug 03 15:31:48 2009 +0200
+++ b/dstep/foundation/NSInvocation.d	Sun Jan 03 22:06:11 2010 +0100
@@ -7,18 +7,28 @@
 module dstep.foundation.NSInvocation;
 
 import dstep.foundation.NSMethodSignature;
+import dstep.foundation.NSObjCRuntime;
 import dstep.foundation.NSObject;
 import dstep.objc.bridge.Bridge;
-import dstep.objc.objc : id;
-import dstep.stdbool;
+import dstep.objc.objc;
 
 class NSInvocation : NSObject
 {
-	mixin ObjcWrap;
+	mixin (ObjcWrap);
+	
+	this ()
+	{
+		super(typeof(this).alloc.init.objcObject);
+	}
+	
+	typeof(this) init ()
+	{
+		return invokeObjcSelf!(typeof(this), "init");
+	}
 
 	static NSInvocation invocationWithMethodSignature (NSMethodSignature sig)
 	{
-		return invokeObjcSelfClass!(NSInvocation, "invocationWithMethodSignature:", NSMethodSignature)(sig);
+		return invokeObjcSuperClass!(NSInvocation, "invocationWithMethodSignature:", NSMethodSignature)(sig);
 	}
 
 	NSMethodSignature methodSignature ()