michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsMathMLmunderoverFrame_h___
michael@0: #define nsMathMLmunderoverFrame_h___
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsMathMLContainerFrame.h"
michael@0: 
michael@0: //
michael@0: // <munderover> -- attach an underscript-overscript pair to a base
michael@0: //
michael@0: 
michael@0: class nsMathMLmunderoverFrame : public nsMathMLContainerFrame {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   friend nsIFrame* NS_NewMathMLmunderoverFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   virtual nsresult
michael@0:   Place(nsRenderingContext& aRenderingContext,
michael@0:         bool                 aPlaceOrigin,
michael@0:         nsHTMLReflowMetrics& aDesiredSize) MOZ_OVERRIDE;
michael@0: 
michael@0:   NS_IMETHOD
michael@0:   InheritAutomaticData(nsIFrame* aParent) MOZ_OVERRIDE;
michael@0: 
michael@0:   NS_IMETHOD
michael@0:   TransmitAutomaticData() MOZ_OVERRIDE;
michael@0: 
michael@0:   NS_IMETHOD
michael@0:   UpdatePresentationData(uint32_t        aFlagsValues,
michael@0:                          uint32_t        aFlagsToUpdate) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   AttributeChanged(int32_t         aNameSpaceID,
michael@0:                    nsIAtom*        aAttribute,
michael@0:                    int32_t         aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   uint8_t
michael@0:   ScriptIncrement(nsIFrame* aFrame) MOZ_OVERRIDE;
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmunderoverFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext),
michael@0:                                                       mIncrementUnder(false),
michael@0:                                                       mIncrementOver(false) {}
michael@0:   virtual ~nsMathMLmunderoverFrame();
michael@0: 
michael@0: private:
michael@0:   bool mIncrementUnder;
michael@0:   bool mIncrementOver;
michael@0: };
michael@0: 
michael@0: 
michael@0: #endif /* nsMathMLmunderoverFrame_h___ */