diff --git a/content/events/public/makefile.win b/content/events/public/makefile.win
new file mode 100644
index 000000000000..b07e36ee93f2
--- /dev/null
+++ b/content/events/public/makefile.win
@@ -0,0 +1,29 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH=..\..\..
+IGNORE_MANIFEST=1
+
+EXPORTS =			    \
+	nsIEventDispatcher.h	    \
+	nsIEventListenerManager.h   \
+        $(NULL)
+
+MODULE=raptor 
+
+include <$(DEPTH)\config\rules.mak>
+
diff --git a/content/events/public/nsIEventListenerManager.h b/content/events/public/nsIEventListenerManager.h
new file mode 100644
index 000000000000..7bb0213f644e
--- /dev/null
+++ b/content/events/public/nsIEventListenerManager.h
@@ -0,0 +1,87 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsIEventListenerManager_h__
+#define nsIEventListenerManager_h__
+
+#include "nsGUIEvent.h"
+#include "nsISupports.h"
+#include "nsVoidArray.h"
+
+class nsIPresContext;
+class nsIDOMEventListener;
+
+/*
+ * Event listener manager interface.
+ */
+#define NS_IEVENTLISTENERMANAGER_IID \
+{ /* cd91bcf0-ded9-11d1-bd85-00805f8ae3f4 */ \
+0xcd91bcf0, 0xded9, 0x11d1, \
+{0xbd, 0x85, 0x00, 0x80, 0x5f, 0x8a, 0xe3, 0xf4} }
+
+class nsIEventListenerManager : public nsISupports {
+
+public:
+
+ /**
+  * Retrieves events listeners of all types. 
+  * @param
+  */
+
+  virtual nsresult GetEventListeners(nsVoidArray *aListeners, const nsIID& aIID) = 0;
+
+  /**
+  * Sets events listeners of all types. 
+  * @param an event listener
+  */
+
+  virtual nsresult AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID) = 0;
+
+  /**
+  * Removes events listeners of all types. 
+  * @param an event listener
+  */
+
+  virtual nsresult RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID) = 0;
+
+  /**
+  * Causes a check for event listeners and processing by them if they exist.
+  * @param an event listener
+  */
+
+  virtual nsresult HandleEvent(nsIPresContext& aPresContext,
+                              nsGUIEvent* aEvent,
+                              nsEventStatus& aEventStatus) = 0;
+
+  /**
+  * Captures all events designated for descendant objects at the current level.
+  * @param an event listener
+  */
+
+  virtual nsresult CaptureEvent(nsIDOMEventListener *aListener) = 0;
+
+  /**
+  * Releases all events designated for descendant objects at the current level.
+  * @param an event listener
+  */
+
+  virtual nsresult ReleaseEvent(nsIDOMEventListener *aListener) = 0;
+
+};
+
+#endif // nsIEventListenerManager_h__
diff --git a/layout/events/public/Makefile b/layout/events/public/Makefile
new file mode 100644
index 000000000000..088423155a40
--- /dev/null
+++ b/layout/events/public/Makefile
@@ -0,0 +1,29 @@
+#!gmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH = ../../..
+
+MODULE = raptor
+
+EXPORTS =			    \
+	nsIEventDispatcher.h	    \
+	nsIEventListenerManager.h   \
+        $(NULL)
+
+include $(DEPTH)/config/config.mk
+
+include $(DEPTH)/config/rules.mk
diff --git a/layout/events/public/makefile.win b/layout/events/public/makefile.win
new file mode 100644
index 000000000000..b07e36ee93f2
--- /dev/null
+++ b/layout/events/public/makefile.win
@@ -0,0 +1,29 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH=..\..\..
+IGNORE_MANIFEST=1
+
+EXPORTS =			    \
+	nsIEventDispatcher.h	    \
+	nsIEventListenerManager.h   \
+        $(NULL)
+
+MODULE=raptor 
+
+include <$(DEPTH)\config\rules.mak>
+
diff --git a/layout/events/public/nsIEventListenerManager.h b/layout/events/public/nsIEventListenerManager.h
new file mode 100644
index 000000000000..7bb0213f644e
--- /dev/null
+++ b/layout/events/public/nsIEventListenerManager.h
@@ -0,0 +1,87 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsIEventListenerManager_h__
+#define nsIEventListenerManager_h__
+
+#include "nsGUIEvent.h"
+#include "nsISupports.h"
+#include "nsVoidArray.h"
+
+class nsIPresContext;
+class nsIDOMEventListener;
+
+/*
+ * Event listener manager interface.
+ */
+#define NS_IEVENTLISTENERMANAGER_IID \
+{ /* cd91bcf0-ded9-11d1-bd85-00805f8ae3f4 */ \
+0xcd91bcf0, 0xded9, 0x11d1, \
+{0xbd, 0x85, 0x00, 0x80, 0x5f, 0x8a, 0xe3, 0xf4} }
+
+class nsIEventListenerManager : public nsISupports {
+
+public:
+
+ /**
+  * Retrieves events listeners of all types. 
+  * @param
+  */
+
+  virtual nsresult GetEventListeners(nsVoidArray *aListeners, const nsIID& aIID) = 0;
+
+  /**
+  * Sets events listeners of all types. 
+  * @param an event listener
+  */
+
+  virtual nsresult AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID) = 0;
+
+  /**
+  * Removes events listeners of all types. 
+  * @param an event listener
+  */
+
+  virtual nsresult RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID) = 0;
+
+  /**
+  * Causes a check for event listeners and processing by them if they exist.
+  * @param an event listener
+  */
+
+  virtual nsresult HandleEvent(nsIPresContext& aPresContext,
+                              nsGUIEvent* aEvent,
+                              nsEventStatus& aEventStatus) = 0;
+
+  /**
+  * Captures all events designated for descendant objects at the current level.
+  * @param an event listener
+  */
+
+  virtual nsresult CaptureEvent(nsIDOMEventListener *aListener) = 0;
+
+  /**
+  * Releases all events designated for descendant objects at the current level.
+  * @param an event listener
+  */
+
+  virtual nsresult ReleaseEvent(nsIDOMEventListener *aListener) = 0;
+
+};
+
+#endif // nsIEventListenerManager_h__