forked from mirrors/gecko-dev
3b42787268
This doesn't change behavior on its own, but it's likely we want to make the tab focusability more complicated in bug 1895184, and this will make changes to this area less painful. Differential Revision: https://phabricator.services.mozilla.com/D209525
51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
/* -*- 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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#include "mozilla/dom/SVGSymbolElement.h"
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#include "mozilla/dom/SVGSymbolElementBinding.h"
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NS_IMPL_NS_NEW_SVG_ELEMENT(Symbol)
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namespace mozilla::dom {
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JSObject* SVGSymbolElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return SVGSymbolElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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//----------------------------------------------------------------------
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// nsISupports methods
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NS_IMPL_ISUPPORTS_INHERITED(SVGSymbolElement, SVGSymbolElementBase,
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mozilla::dom::SVGTests)
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//----------------------------------------------------------------------
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// Implementation
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SVGSymbolElement::SVGSymbolElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
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: SVGSymbolElementBase(std::move(aNodeInfo)) {}
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Focusable SVGSymbolElement::IsFocusableWithoutStyle(IsFocusableFlags aFlags) {
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if (!CouldBeRendered()) {
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return {};
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}
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return SVGSymbolElementBase::IsFocusableWithoutStyle(aFlags);
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}
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bool SVGSymbolElement::CouldBeRendered() const {
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// Only <symbol> elements in the root of a <svg:use> shadow tree are
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// displayed.
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auto* shadowRoot = ShadowRoot::FromNodeOrNull(GetParentNode());
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return shadowRoot && shadowRoot->Host()->IsSVGElement(nsGkAtoms::use);
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}
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//----------------------------------------------------------------------
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// nsINode methods
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NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGSymbolElement)
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} // namespace mozilla::dom
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