The Tor Browser: layout/forms/nsSelectsAreaFrame.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     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/. */

     5 #ifndef nsSelectsAreaFrame_h___

     6 #define nsSelectsAreaFrame_h___

     8 #include "mozilla/Attributes.h"

     9 #include "nsBlockFrame.h"

    11 class nsSelectsAreaFrame : public nsBlockFrame

    12 {

    13 public:

    14   NS_DECL_FRAMEARENA_HELPERS

    16   friend nsIFrame* NS_NewSelectsAreaFrame(nsIPresShell* aShell, nsStyleContext* aContext, nsFrameState aFlags);

    18   virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,

    19                                 const nsRect&           aDirtyRect,

    20                                 const nsDisplayListSet& aLists) MOZ_OVERRIDE;

    22   void BuildDisplayListInternal(nsDisplayListBuilder*   aBuilder,

    23                                 const nsRect&           aDirtyRect,

    24                                 const nsDisplayListSet& aLists);

    26   virtual nsresult Reflow(nsPresContext*           aCX,

    27                           nsHTMLReflowMetrics&     aDesiredSize,

    28                           const nsHTMLReflowState& aReflowState,

    29                           nsReflowStatus&          aStatus) MOZ_OVERRIDE;

    31   nscoord HeightOfARow() const { return mHeightOfARow; }

    33 protected:

    34   nsSelectsAreaFrame(nsStyleContext* aContext) :

    35     nsBlockFrame(aContext),

    36     mHeightOfARow(0)

    37   {}

    39   // We cache the height of a single row so that changes to the "size"

    40   // attribute, padding, etc. can all be handled with only one reflow.  We'll

    41   // have to reflow twice if someone changes our font size or something like

    42   // that, so that the heights of our options will change.

    43   nscoord mHeightOfARow;

    44 };

    46 #endif /* nsSelectsAreaFrame_h___ */

The Tor Browser / file revision