The Tor Browser: layout/mathml/nsMathMLmactionFrame.h@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

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

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

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

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

     6 #ifndef nsMathMLmactionFrame_h___

     7 #define nsMathMLmactionFrame_h___

     9 #include "nsCOMPtr.h"

    10 #include "nsMathMLSelectedFrame.h"

    11 #include "nsIDOMEventListener.h"

    12 #include "mozilla/Attributes.h"

    14 //

    15 // <maction> -- bind actions to a subexpression

    16 //

    18 class nsMathMLmactionFrame : public nsMathMLSelectedFrame {

    19 public:

    20   NS_DECL_FRAMEARENA_HELPERS

    22   friend nsIFrame* NS_NewMathMLmactionFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);

    24   virtual void

    25   Init(nsIContent*      aContent,

    26        nsIFrame*        aParent,

    27        nsIFrame*        aPrevInFlow) MOZ_OVERRIDE;

    29   virtual nsresult

    30   SetInitialChildList(ChildListID     aListID,

    31                       nsFrameList&    aChildList) MOZ_OVERRIDE;

    33   virtual nsresult

    34   ChildListChanged(int32_t aModType) MOZ_OVERRIDE;

    36   virtual nsresult

    37   AttributeChanged(int32_t  aNameSpaceID,

    38                    nsIAtom* aAttribute,

    39                    int32_t  aModType) MOZ_OVERRIDE;

    41 private:

    42   void MouseClick();

    43   void MouseOver();

    44   void MouseOut();

    46   class MouseListener MOZ_FINAL : public nsIDOMEventListener

    47   {

    48     NS_DECL_ISUPPORTS

    49     NS_DECL_NSIDOMEVENTLISTENER

    51     MouseListener(nsMathMLmactionFrame* aOwner) : mOwner(aOwner) { }

    53     nsMathMLmactionFrame* mOwner;

    54   };

    56 protected:

    57   nsMathMLmactionFrame(nsStyleContext* aContext) :

    58     nsMathMLSelectedFrame(aContext) {}

    59   virtual ~nsMathMLmactionFrame();

    61 private:

    62   int32_t         mActionType;

    63   int32_t         mChildCount;

    64   int32_t         mSelection;

    65   nsRefPtr<MouseListener> mListener;

    67   // helper to return the frame for the attribute selection="number"

    68   nsIFrame*

    69   GetSelectedFrame() MOZ_OVERRIDE;

    70 };

    72 #endif /* nsMathMLmactionFrame_h___ */

The Tor Browser / file revision

layout/mathml/nsMathMLmactionFrame.h@97036ab72558

layout/mathml/nsMathMLmactionFrame.h