The Tor Browser: layout/xul/nsDeckFrame.h@ac0c01689b40

Implement a real Private Browsing Mode condition by changing the API/ABI;
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 /**

     8   Eric D Vaughan

     9   A frame that can have multiple children. Only one child may be displayed at one time. So the

    10   can be flipped though like a deck of cards.

    12 **/

    14 #ifndef nsDeckFrame_h___

    15 #define nsDeckFrame_h___

    17 #include "mozilla/Attributes.h"

    18 #include "nsBoxFrame.h"

    20 class nsDeckFrame : public nsBoxFrame

    21 {

    22 public:

    23   NS_DECL_QUERYFRAME_TARGET(nsDeckFrame)

    24   NS_DECL_QUERYFRAME

    25   NS_DECL_FRAMEARENA_HELPERS

    27   friend nsIFrame* NS_NewDeckFrame(nsIPresShell* aPresShell,

    28                                    nsStyleContext* aContext);

    30   virtual nsresult AttributeChanged(int32_t         aNameSpaceID,

    31                                     nsIAtom*        aAttribute,

    32                                     int32_t         aModType) MOZ_OVERRIDE;

    34   NS_IMETHOD DoLayout(nsBoxLayoutState& aState) MOZ_OVERRIDE;

    36   virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,

    37                                 const nsRect&           aDirtyRect,

    38                                 const nsDisplayListSet& aLists) MOZ_OVERRIDE;

    40   virtual void BuildDisplayListForChildren(nsDisplayListBuilder*   aBuilder,

    41                                            const nsRect&           aDirtyRect,

    42                                            const nsDisplayListSet& aLists) MOZ_OVERRIDE;

    44   virtual void Init(nsIContent*      aContent,

    45                     nsIFrame*        aParent,

    46                     nsIFrame*        aPrevInFlow) MOZ_OVERRIDE;

    48   virtual nsIAtom* GetType() const MOZ_OVERRIDE;

    50 #ifdef DEBUG_FRAME_DUMP

    51   virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE

    52   {

    53       return MakeFrameName(NS_LITERAL_STRING("Deck"), aResult);

    54   }

    55 #endif

    57   nsDeckFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);

    59   nsIFrame* GetSelectedBox();

    61 protected:

    63   void IndexChanged();

    64   int32_t GetSelectedIndex();

    65   void HideBox(nsIFrame* aBox);

    67 private:

    69   int32_t mIndex;

    71 }; // class nsDeckFrame

    73 #endif

The Tor Browser / file revision

layout/xul/nsDeckFrame.h@ac0c01689b40

layout/xul/nsDeckFrame.h