gecko-dev/layout/generic/nsViewportFrame.h
Ehsan Akhgari 883849ee32 Bug 1145631 - Part 1: Replace MOZ_OVERRIDE and MOZ_FINAL with override and final in the tree; r=froydnj
This patch was automatically generated using the following script:

function convert() {
echo "Converting $1 to $2..."
find . \
       ! -wholename "*/.git*" \
       ! -wholename "obj-ff-dbg*" \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert MOZ_OVERRIDE override
convert MOZ_FINAL final
2015-03-21 12:28:04 -04:00

110 lines
3.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* rendering object that is the root of the frame tree, which contains
* the document's scrollbars and contains fixed-positioned elements
*/
#ifndef nsViewportFrame_h___
#define nsViewportFrame_h___
#include "mozilla/Attributes.h"
#include "nsContainerFrame.h"
class nsPresContext;
/**
* ViewportFrame is the parent of a single child - the doc root frame or a scroll frame
* containing the doc root frame. ViewportFrame stores this child in its primary child
* list.
*/
class ViewportFrame : public nsContainerFrame {
public:
NS_DECL_QUERYFRAME_TARGET(ViewportFrame)
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS
typedef nsContainerFrame Super;
explicit ViewportFrame(nsStyleContext* aContext)
: nsContainerFrame(aContext)
{}
virtual ~ViewportFrame() { } // useful for debugging
virtual void Init(nsIContent* aContent,
nsContainerFrame* aParent,
nsIFrame* aPrevInFlow) override;
virtual mozilla::WritingMode GetWritingMode() const override
{
nsIFrame* firstChild = mFrames.FirstChild();
if (firstChild) {
return firstChild->GetWritingMode();
}
return nsIFrame::GetWritingMode();
}
#ifdef DEBUG
virtual void SetInitialChildList(ChildListID aListID,
nsFrameList& aChildList) override;
virtual void AppendFrames(ChildListID aListID,
nsFrameList& aFrameList) override;
virtual void InsertFrames(ChildListID aListID,
nsIFrame* aPrevFrame,
nsFrameList& aFrameList) override;
virtual void RemoveFrame(ChildListID aListID,
nsIFrame* aOldFrame) override;
#endif
virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsRect& aDirtyRect,
const nsDisplayListSet& aLists) override;
virtual nscoord GetMinISize(nsRenderingContext *aRenderingContext) override;
virtual nscoord GetPrefISize(nsRenderingContext *aRenderingContext) override;
virtual void Reflow(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus) override;
/**
* Get the "type" of the frame
*
* @see nsGkAtoms::viewportFrame
*/
virtual nsIAtom* GetType() const override;
virtual bool UpdateOverflow() override;
/**
* Adjust aReflowState to account for scrollbars and pres shell
* GetScrollPositionClampingScrollPortSizeSet and
* GetContentDocumentFixedPositionMargins adjustments.
* @return the rect to use as containing block rect
*/
nsRect AdjustReflowStateAsContainingBlock(nsHTMLReflowState* aReflowState) const;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override;
#endif
private:
virtual mozilla::layout::FrameChildListID GetAbsoluteListID() const override { return kFixedList; }
protected:
/**
* Calculate how much room is available for fixed frames. That means
* determining if the viewport is scrollable and whether the vertical and/or
* horizontal scrollbars are visible. Adjust the computed width/height and
* available width for aReflowState accordingly.
* @return the current scroll position, or 0,0 if not scrollable
*/
nsPoint AdjustReflowStateForScrollbars(nsHTMLReflowState* aReflowState) const;
};
#endif // nsViewportFrame_h___