93 lines
2.3 KiB
C++
93 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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_a11y_RootAccessible_h__
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#define mozilla_a11y_RootAccessible_h__
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#include "HyperTextAccessible.h"
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#include "DocAccessibleWrap.h"
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#include "nsIDOMEventListener.h"
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class nsIDocument;
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namespace mozilla {
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namespace a11y {
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class RootAccessible : public DocAccessibleWrap,
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public nsIDOMEventListener
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{
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NS_DECL_ISUPPORTS_INHERITED
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public:
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RootAccessible(nsIDocument* aDocument, nsIPresShell* aPresShell);
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// nsIDOMEventListener
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NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) override;
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// Accessible
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virtual void Shutdown() override;
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virtual mozilla::a11y::ENameValueFlag Name(nsString& aName) override;
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virtual Relation RelationByType(RelationType aType) override;
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virtual mozilla::a11y::role NativeRole() override;
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virtual uint64_t NativeState() override;
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// RootAccessible
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/**
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* Notify that the sub document presshell was activated.
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*/
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virtual void DocumentActivated(DocAccessible* aDocument);
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/**
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* Return the primary remote top level document if any.
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*/
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ProxyAccessible* GetPrimaryRemoteTopLevelContentDoc() const;
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protected:
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virtual ~RootAccessible();
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/**
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* Add/remove DOM event listeners.
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*/
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virtual nsresult AddEventListeners() override;
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virtual nsresult RemoveEventListeners() override;
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/**
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* Process the DOM event.
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*/
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void ProcessDOMEvent(nsIDOMEvent* aEvent);
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/**
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* Process "popupshown" event. Used by HandleEvent().
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*/
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void HandlePopupShownEvent(Accessible* aAccessible);
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/*
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* Process "popuphiding" event. Used by HandleEvent().
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*/
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void HandlePopupHidingEvent(nsINode* aNode);
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#ifdef MOZ_XUL
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void HandleTreeRowCountChangedEvent(nsIDOMEvent* aEvent,
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XULTreeAccessible* aAccessible);
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void HandleTreeInvalidatedEvent(nsIDOMEvent* aEvent,
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XULTreeAccessible* aAccessible);
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uint32_t GetChromeFlags();
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#endif
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};
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inline RootAccessible*
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Accessible::AsRoot()
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{
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return IsRoot() ? static_cast<mozilla::a11y::RootAccessible*>(this) : nullptr;
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}
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} // namespace a11y
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} // namespace mozilla
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#endif
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