From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- layout/forms/nsSelectsAreaFrame.h | 58 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 layout/forms/nsSelectsAreaFrame.h (limited to 'layout/forms/nsSelectsAreaFrame.h') diff --git a/layout/forms/nsSelectsAreaFrame.h b/layout/forms/nsSelectsAreaFrame.h new file mode 100644 index 0000000000..d0cd5a3ba3 --- /dev/null +++ b/layout/forms/nsSelectsAreaFrame.h @@ -0,0 +1,58 @@ +/* -*- 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/. */ +#ifndef nsSelectsAreaFrame_h___ +#define nsSelectsAreaFrame_h___ + +#include "mozilla/Attributes.h" +#include "nsBlockFrame.h" + +namespace mozilla { +class PresShell; +} // namespace mozilla + +class nsSelectsAreaFrame final : public nsBlockFrame { + public: + NS_DECL_QUERYFRAME + NS_DECL_FRAMEARENA_HELPERS(nsSelectsAreaFrame) + + friend nsContainerFrame* NS_NewSelectsAreaFrame(mozilla::PresShell* aShell, + ComputedStyle* aStyle); + + void BuildDisplayList(nsDisplayListBuilder* aBuilder, + const nsDisplayListSet& aLists) override; + + void BuildDisplayListInternal(nsDisplayListBuilder* aBuilder, + const nsDisplayListSet& aLists); + + void Reflow(nsPresContext* aCX, ReflowOutput& aDesiredSize, + const ReflowInput& aReflowInput, + nsReflowStatus& aStatus) override; + + nscoord BSizeOfARow() const { return mBSizeOfARow; } + +#ifdef DEBUG_FRAME_DUMP + nsresult GetFrameName(nsAString& aResult) const override { + return MakeFrameName(u"SelectsArea"_ns, aResult); + } +#endif + + protected: + explicit nsSelectsAreaFrame(ComputedStyle* aStyle, + nsPresContext* aPresContext) + : nsBlockFrame(aStyle, aPresContext, kClassID), + // initialize to wacky value so first call of + // nsSelectsAreaFrame::Reflow will always invalidate + mBSizeOfARow(nscoord_MIN) {} + + // We cache the block size of a single row so that changes to the + // "size" attribute, padding, etc. can all be handled with only one + // reflow. We'll have to reflow twice if someone changes our font + // size or something like that, so that the block size of our options + // will change. + nscoord mBSizeOfARow; +}; + +#endif /* nsSelectsAreaFrame_h___ */ -- cgit v1.2.3