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