From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- layout/xul/tree/nsTreeColFrame.h | 60 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 layout/xul/tree/nsTreeColFrame.h (limited to 'layout/xul/tree/nsTreeColFrame.h') diff --git a/layout/xul/tree/nsTreeColFrame.h b/layout/xul/tree/nsTreeColFrame.h new file mode 100644 index 0000000000..f2525f7599 --- /dev/null +++ b/layout/xul/tree/nsTreeColFrame.h @@ -0,0 +1,60 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#include "mozilla/Attributes.h" +#include "mozilla/ComputedStyle.h" +#include "nsBoxFrame.h" + +namespace mozilla { +class PresShell; +namespace dom { +class XULTreeElement; +} +} // namespace mozilla + +nsIFrame* NS_NewTreeColFrame(mozilla::PresShell* aPresShell, + mozilla::ComputedStyle* aStyle); + +class nsTreeColFrame final : public nsBoxFrame { + public: + NS_DECL_FRAMEARENA_HELPERS(nsTreeColFrame) + + explicit nsTreeColFrame(ComputedStyle* aStyle, nsPresContext* aPresContext) + : nsBoxFrame(aStyle, aPresContext, kClassID) {} + + virtual void Init(nsIContent* aContent, nsContainerFrame* aParent, + nsIFrame* aPrevInFlow) override; + + virtual void DestroyFrom(nsIFrame* aDestructRoot, + PostDestroyData& aPostDestroyData) override; + + virtual void BuildDisplayListForChildren( + nsDisplayListBuilder* aBuilder, const nsDisplayListSet& aLists) override; + + virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute, + int32_t aModType) override; + + virtual void SetXULBounds(nsBoxLayoutState& aBoxLayoutState, + const nsRect& aRect, + bool aRemoveOverflowArea = false) override; + + friend nsIFrame* NS_NewTreeColFrame(mozilla::PresShell* aPresShell, + ComputedStyle* aStyle); + + protected: + virtual ~nsTreeColFrame(); + + /** + * @return the tree that this column belongs to, or nullptr. + */ + mozilla::dom::XULTreeElement* GetTree(); + + /** + * Helper method that gets the TreeColumns object this column belongs to + * and calls InvalidateColumns() on it. + */ + void InvalidateColumns(bool aCanWalkFrameTree = true); +}; -- cgit v1.2.3