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Diffstat (limited to 'dom/html/HTMLLabelElement.h')
-rw-r--r-- | dom/html/HTMLLabelElement.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/dom/html/HTMLLabelElement.h b/dom/html/HTMLLabelElement.h new file mode 100644 index 000000000..c8385fc53 --- /dev/null +++ b/dom/html/HTMLLabelElement.h @@ -0,0 +1,86 @@ +/* -*- 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/. */ + +/** + * Declaration of HTML <label> elements. + */ +#ifndef HTMLLabelElement_h +#define HTMLLabelElement_h + +#include "mozilla/Attributes.h" +#include "nsGenericHTMLElement.h" +#include "nsIDOMHTMLLabelElement.h" + +namespace mozilla { +class EventChainPostVisitor; +namespace dom { + +class HTMLLabelElement final : public nsGenericHTMLElement, + public nsIDOMHTMLLabelElement +{ +public: + explicit HTMLLabelElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo) + : nsGenericHTMLElement(aNodeInfo), + mHandlingEvent(false) + { + } + + NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLLabelElement, label) + + // nsISupports + NS_DECL_ISUPPORTS_INHERITED + + // Element + virtual bool IsInteractiveHTMLContent(bool aIgnoreTabindex) const override + { + return true; + } + + // nsIDOMHTMLLabelElement + NS_DECL_NSIDOMHTMLLABELELEMENT + + HTMLFormElement* GetForm() const; + void GetHtmlFor(nsString& aHtmlFor) + { + GetHTMLAttr(nsGkAtoms::_for, aHtmlFor); + } + void SetHtmlFor(const nsAString& aHtmlFor, ErrorResult& aError) + { + SetHTMLAttr(nsGkAtoms::_for, aHtmlFor, aError); + } + nsGenericHTMLElement* GetControl() const + { + return GetLabeledElement(); + } + + using nsGenericHTMLElement::Focus; + virtual void Focus(mozilla::ErrorResult& aError) override; + + virtual bool IsDisabled() const override { return false; } + + // nsIContent + virtual nsresult PostHandleEvent( + EventChainPostVisitor& aVisitor) override; + virtual bool PerformAccesskey(bool aKeyCausesActivation, + bool aIsTrustedEvent) override; + virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override; + + nsGenericHTMLElement* GetLabeledElement() const; +protected: + virtual ~HTMLLabelElement(); + + virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override; + + nsGenericHTMLElement* GetFirstLabelableDescendant() const; + + // XXX It would be nice if we could use an event flag instead. + bool mHandlingEvent; +}; + +} // namespace dom +} // namespace mozilla + +#endif /* HTMLLabelElement_h */ |