1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/layout/xul/nsBoxLayout.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,63 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef nsBoxLayout_h___
1.10 +#define nsBoxLayout_h___
1.11 +
1.12 +#include "nsISupports.h"
1.13 +#include "nsCoord.h"
1.14 +#include "nsFrameList.h"
1.15 +
1.16 +class nsIFrame;
1.17 +class nsBoxLayoutState;
1.18 +struct nsSize;
1.19 +struct nsMargin;
1.20 +
1.21 +#define NS_BOX_LAYOUT_IID \
1.22 +{ 0x09d522a7, 0x304c, 0x4137, \
1.23 + { 0xaf, 0xc9, 0xe0, 0x80, 0x2e, 0x89, 0xb7, 0xe8 } }
1.24 +
1.25 +class nsIGridPart;
1.26 +
1.27 +class nsBoxLayout : public nsISupports {
1.28 +
1.29 +public:
1.30 +
1.31 + nsBoxLayout() {}
1.32 + virtual ~nsBoxLayout() {}
1.33 +
1.34 + NS_DECL_ISUPPORTS
1.35 +
1.36 + NS_DECLARE_STATIC_IID_ACCESSOR(NS_BOX_LAYOUT_IID)
1.37 +
1.38 + NS_IMETHOD Layout(nsIFrame* aBox, nsBoxLayoutState& aState);
1.39 +
1.40 + virtual nsSize GetPrefSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState);
1.41 + virtual nsSize GetMinSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState);
1.42 + virtual nsSize GetMaxSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState);
1.43 + virtual nscoord GetAscent(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState);
1.44 + virtual void ChildrenInserted(nsIFrame* aBox, nsBoxLayoutState& aState,
1.45 + nsIFrame* aPrevBox,
1.46 + const nsFrameList::Slice& aNewChildren) {}
1.47 + virtual void ChildrenAppended(nsIFrame* aBox, nsBoxLayoutState& aState,
1.48 + const nsFrameList::Slice& aNewChildren) {}
1.49 + virtual void ChildrenRemoved(nsIFrame* aBox, nsBoxLayoutState& aState, nsIFrame* aChildList) {}
1.50 + virtual void ChildrenSet(nsIFrame* aBox, nsBoxLayoutState& aState, nsIFrame* aChildList) {}
1.51 + virtual void IntrinsicWidthsDirty(nsIFrame* aBox, nsBoxLayoutState& aState) {}
1.52 +
1.53 + virtual void AddBorderAndPadding(nsIFrame* aBox, nsSize& aSize);
1.54 + virtual void AddMargin(nsIFrame* aChild, nsSize& aSize);
1.55 + virtual void AddMargin(nsSize& aSize, const nsMargin& aMargin);
1.56 +
1.57 + virtual nsIGridPart* AsGridPart() { return nullptr; }
1.58 +
1.59 + static void AddLargestSize(nsSize& aSize, const nsSize& aToAdd);
1.60 + static void AddSmallestSize(nsSize& aSize, const nsSize& aToAdd);
1.61 +};
1.62 +
1.63 +NS_DEFINE_STATIC_IID_ACCESSOR(nsBoxLayout, NS_BOX_LAYOUT_IID)
1.64 +
1.65 +#endif
1.66 +
