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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 */
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