--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dstep/quartzcore/CATransaction.d	Sun Jan 03 22:06:11 2010 +0100
@@ -0,0 +1,68 @@
+/**
+ * Copyright: Copyright (c) 2009 Jacob Carlborg.
+ * Authors: Jacob Carlborg
+ * Version: Initial created: Sep 24, 2009 
+ * License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0)
+ */
+module dstep.quartzcore.CATransaction;
+
+import dstep.foundation.NSObject;
+import dstep.foundation.NSString;
+import dstep.objc.bridge.Bridge;
+import dstep.objc.objc;
+import dstep.quartzcore.CABase;
+
+import bindings = dstep.quartzcore.CATransaction_bindings;
+
+private
+{
+	NSString kCATransactionAnimationDuration_;
+	NSString kCATransactionDisableActions_;
+}
+
+NSString kCATransactionAnimationDuration ()
+{
+	if (kCATransactionAnimationDuration_)
+		return kCATransactionAnimationDuration_;
+
+	return kCATransactionAnimationDuration_ = new NSString(bindings.kCATransactionAnimationDuration);
+}
+
+NSString kCATransactionDisableActions ()
+{
+	if (kCATransactionDisableActions_)
+		return kCATransactionDisableActions_;
+
+	return kCATransactionDisableActions_ = new NSString(bindings.kCATransactionDisableActions);
+}
+
+class CATransaction : NSObject
+{
+	mixin (ObjcWrap);
+
+	static void begin ()
+	{
+		return invokeObjcSelfClass!(void, "begin");
+	}
+
+	static void commit ()
+	{
+		return invokeObjcSelfClass!(void, "commit");
+	}
+
+	static void flush ()
+	{
+		return invokeObjcSelfClass!(void, "flush");
+	}
+
+	static Object valueForKey (NSString key)
+	{
+		return invokeObjcSelfClass!(Object, "valueForKey:", NSString)(key);
+	}
+
+	static void setValue (Object anObject, NSString key)
+	{
+		return invokeObjcSelfClass!(void, "setValue:forKey:", Object, NSString)(anObject, key);
+	}
+}
+