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93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsMathMLmactionFrame_h___
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#define nsMathMLmactionFrame_h___
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#include "nsCOMPtr.h"
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#include "nsMathMLContainerFrame.h"
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#include "nsIDOMEventListener.h"
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//
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// <maction> -- bind actions to a subexpression
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//
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class nsMathMLmactionFrame : public nsMathMLContainerFrame {
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public:
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NS_DECL_FRAMEARENA_HELPERS
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friend nsIFrame* NS_NewMathMLmactionFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
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NS_IMETHOD
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TransmitAutomaticData();
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NS_IMETHOD
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Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow);
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NS_IMETHOD
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SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList);
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virtual nsresult
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ChildListChanged(PRInt32 aModType);
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NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists);
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virtual nsresult
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Place(nsRenderingContext& aRenderingContext,
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bool aPlaceOrigin,
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nsHTMLReflowMetrics& aDesiredSize);
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NS_IMETHOD
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Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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NS_IMETHOD
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AttributeChanged(PRInt32 aNameSpaceID,
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nsIAtom* aAttribute,
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PRInt32 aModType);
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private:
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void MouseClick();
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void MouseOver();
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void MouseOut();
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class MouseListener : public nsIDOMEventListener
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{
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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MouseListener(nsMathMLmactionFrame* aOwner) : mOwner(aOwner) { };
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nsMathMLmactionFrame* mOwner;
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};
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protected:
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nsMathMLmactionFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext) {}
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virtual ~nsMathMLmactionFrame();
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virtual PRIntn GetSkipSides() const { return 0; }
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private:
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PRInt32 mActionType;
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PRInt32 mChildCount;
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PRInt32 mSelection;
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nsIFrame* mSelectedFrame;
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nsString mRestyle;
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nsCOMPtr<MouseListener> mListener;
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// helper to return the frame for the attribute selection="number"
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nsIFrame*
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GetSelectedFrame();
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};
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#endif /* nsMathMLmactionFrame_h___ */
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