First check-in.... Defining nsIChromeEventHandler interface for use to make the mChromeElement event firing generic. r=hyatt

layout/base/nsIChromeEventHandler.idl

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+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is the Mozilla browser.
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications, Inc.  Portions created by Netscape are
+ * Copyright (C) 1999, Mozilla.  All Rights Reserved.
+ * 
+ * Contributor(s):
+ *   Travis Bogard <travis@netscape.com>
+ */
+
+#include "nsISupports.idl"
+#include "domstubs.idl"
+
+%{ C++
+#include "nsIPresContext.h"
+#include "nsIDOMEvent.h"
+%}
+
+[ptr] native nsIPresContext(nsIPresContext);
+[ptr] native nsIDOMEvent(nsIDOMEvent);
+native nsEvent(nsEvent);
+[ptr] native nsEventPtr(nsEvent);
+native nsEventStatus(nsEventStatus);
+
+/**
+ * The nsIChromeEventHandler
+ */
+
+[scriptable, uuid(7BC08970-9E6C-11d3-AFB2-00A024FFC08C)]
+interface nsIChromeEventHandler : nsISupports
+{
+	/**
+	* Handle a chrome DOM event.
+	*/
+	[noscript] void handleChromeEvent(in nsIPresContext aPresContext, 
+		in nsEventPtr aEvent, out nsIDOMEvent aDOMEvent, in unsigned long aFlags,
+		inout nsEventStatus aStatus);
+};

layout/base/public/nsIChromeEventHandler.idl

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+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is the Mozilla browser.
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications, Inc.  Portions created by Netscape are
+ * Copyright (C) 1999, Mozilla.  All Rights Reserved.
+ * 
+ * Contributor(s):
+ *   Travis Bogard <travis@netscape.com>
+ */
+
+#include "nsISupports.idl"
+#include "domstubs.idl"
+
+%{ C++
+#include "nsIPresContext.h"
+#include "nsIDOMEvent.h"
+%}
+
+[ptr] native nsIPresContext(nsIPresContext);
+[ptr] native nsIDOMEvent(nsIDOMEvent);
+native nsEvent(nsEvent);
+[ptr] native nsEventPtr(nsEvent);
+native nsEventStatus(nsEventStatus);
+
+/**
+ * The nsIChromeEventHandler
+ */
+
+[scriptable, uuid(7BC08970-9E6C-11d3-AFB2-00A024FFC08C)]
+interface nsIChromeEventHandler : nsISupports
+{
+	/**
+	* Handle a chrome DOM event.
+	*/
+	[noscript] void handleChromeEvent(in nsIPresContext aPresContext, 
+		in nsEventPtr aEvent, out nsIDOMEvent aDOMEvent, in unsigned long aFlags,
+		inout nsEventStatus aStatus);
+};