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 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 #ifndef nsIRootBox_h___

 #define nsIRootBox_h___

 #include "nsQueryFrame.h"

 class nsPopupSetFrame;

 class nsIContent;

 class nsIPresShell;

 class nsIRootBox

 {

 public:

   NS_DECL_QUERYFRAME_TARGET(nsIRootBox)

   virtual nsPopupSetFrame* GetPopupSetFrame() = 0;

   virtual void SetPopupSetFrame(nsPopupSetFrame* aPopupSet) = 0;

   virtual nsIContent* GetDefaultTooltip() = 0;

   virtual void SetDefaultTooltip(nsIContent* aTooltip) = 0;

   virtual nsresult AddTooltipSupport(nsIContent* aNode) = 0;

   virtual nsresult RemoveTooltipSupport(nsIContent* aNode) = 0;

   static nsIRootBox* GetRootBox(nsIPresShell* aShell);

 };

 #endif