зеркало из https://github.com/mozilla/gecko-dev.git
47 строки
1.7 KiB
C
47 строки
1.7 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// A simple frame class for XUL frames that are leafs on the tree but need
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// background / border painting, and for some reason or another need special
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// code (like event handling code) which we haven't ported to the DOM.
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//
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// This should generally not be used for new frame classes.
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#ifndef mozilla_SimpleXULLeafFrame_h
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#define mozilla_SimpleXULLeafFrame_h
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#include "nsLeafFrame.h"
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namespace mozilla {
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// Shared class for thumb and scrollbar buttons.
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class SimpleXULLeafFrame : public nsLeafFrame {
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public:
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NS_DECL_FRAMEARENA_HELPERS(SimpleXULLeafFrame)
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// TODO: Look at appearance instead maybe?
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nscoord GetIntrinsicISize() override { return 0; }
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nscoord GetIntrinsicBSize() override { return 0; }
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void Reflow(nsPresContext* aPresContext, ReflowOutput& aDesiredSize,
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const ReflowInput& aReflowInput,
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nsReflowStatus& aStatus) override;
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explicit SimpleXULLeafFrame(ComputedStyle* aStyle,
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nsPresContext* aPresContext, ClassID aClassID)
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: nsLeafFrame(aStyle, aPresContext, aClassID) {}
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explicit SimpleXULLeafFrame(ComputedStyle* aStyle,
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nsPresContext* aPresContext)
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: SimpleXULLeafFrame(aStyle, aPresContext, kClassID) {}
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friend nsIFrame* NS_NewSimpleXULLeafFrame(mozilla::PresShell* aPresShell,
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ComputedStyle* aStyle);
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};
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} // namespace mozilla
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#endif
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