2015-05-03 22:32:37 +03:00
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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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2013-02-04 03:05:25 +04:00
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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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#ifndef mozilla_dom_HTMLBRElement_h
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#define mozilla_dom_HTMLBRElement_h
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2013-05-30 00:43:41 +04:00
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#include "mozilla/Attributes.h"
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2013-02-04 03:05:25 +04:00
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#include "nsGenericHTMLElement.h"
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2013-02-04 03:05:27 +04:00
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#include "nsGkAtoms.h"
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2013-02-04 03:05:25 +04:00
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namespace mozilla {
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namespace dom {
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2019-08-02 08:44:40 +03:00
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#define BR_ELEMENT_FLAG_BIT(n_) \
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NODE_FLAG_BIT(ELEMENT_TYPE_SPECIFIC_BITS_OFFSET + (n_))
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// BR element specific bits
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enum {
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// NS_PADDING_FOR_EMPTY_EDITOR is set if the <br> element is created by
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// editor for placing caret at proper position in empty editor.
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NS_PADDING_FOR_EMPTY_EDITOR = BR_ELEMENT_FLAG_BIT(0),
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2019-08-02 08:45:18 +03:00
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// NS_PADDING_FOR_EMPTY_LAST_LINE is set if the <br> element is created by
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// editor for placing caret at proper position for making empty last line
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// in a block or <textarea> element visible.
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NS_PADDING_FOR_EMPTY_LAST_LINE = BR_ELEMENT_FLAG_BIT(1),
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2019-08-02 08:44:40 +03:00
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};
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2019-08-02 08:45:18 +03:00
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ASSERT_NODE_FLAGS_SPACE(ELEMENT_TYPE_SPECIFIC_BITS_OFFSET + 2);
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2019-08-02 08:44:40 +03:00
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2015-04-25 17:23:54 +03:00
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class HTMLBRElement final : public nsGenericHTMLElement {
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2013-02-04 03:05:25 +04:00
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public:
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2018-09-21 23:45:49 +03:00
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explicit HTMLBRElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
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2013-02-04 03:05:25 +04:00
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2019-08-02 08:44:40 +03:00
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NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLBRElement, br)
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2013-02-04 03:05:25 +04:00
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virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
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const nsAString& aValue,
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2017-11-02 06:35:52 +03:00
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nsIPrincipal* aMaybeScriptedPrincipal,
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2015-03-21 19:28:04 +03:00
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nsAttrValue& aResult) override;
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2017-10-03 01:05:19 +03:00
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NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
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2015-03-21 19:28:04 +03:00
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virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction()
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const override;
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2018-08-09 02:58:44 +03:00
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virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
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2013-02-04 03:05:27 +04:00
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bool Clear() { return GetBoolAttr(nsGkAtoms::clear); }
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void SetClear(const nsAString& aClear, ErrorResult& aError) {
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return SetHTMLAttr(nsGkAtoms::clear, aClear, aError);
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}
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2015-04-25 17:23:54 +03:00
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void GetClear(DOMString& aClear) const {
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return GetHTMLAttr(nsGkAtoms::clear, aClear);
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}
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2013-02-04 03:05:27 +04:00
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2015-03-21 19:28:04 +03:00
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virtual JSObject* WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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2013-11-19 23:21:29 +04:00
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2019-08-02 08:44:40 +03:00
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bool IsPaddingForEmptyEditor() const {
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return HasFlag(NS_PADDING_FOR_EMPTY_EDITOR);
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}
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2019-08-02 08:45:18 +03:00
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bool IsPaddingForEmptyLastLine() const {
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return HasFlag(NS_PADDING_FOR_EMPTY_LAST_LINE);
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}
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2019-08-02 08:44:40 +03:00
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2013-11-19 23:21:29 +04:00
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private:
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2014-07-09 01:23:16 +04:00
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virtual ~HTMLBRElement();
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2013-11-19 23:21:29 +04:00
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static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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2018-06-22 19:48:42 +03:00
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MappedDeclarations&);
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2013-02-04 03:05:25 +04:00
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};
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} // namespace dom
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} // namespace mozilla
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#endif
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