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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /accessible/generic/RootAccessible.h
parentInitial commit. (diff)
downloadfirefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.tar.xz
firefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/accessible/generic/RootAccessible.h b/accessible/generic/RootAccessible.h
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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"
+
+namespace mozilla {
+
+class PresShell;
+
+namespace a11y {
+
+/**
+ * The node at a root of the accessibility tree. This node originated in the
+ * current process. If this is the parent process, RootAccessible is the
+ * Accessible for the top-level window. If this is a content process,
+ * RootAccessible is a top-level content document in this process, which is
+ * either a tab document or an out-of-process iframe.
+ */
+class RootAccessible : public DocAccessibleWrap, public nsIDOMEventListener {
+ NS_DECL_ISUPPORTS_INHERITED
+
+ public:
+ RootAccessible(dom::Document* aDocument, PresShell* aPresShell);
+
+ // nsIDOMEventListener
+ NS_DECL_NSIDOMEVENTLISTENER
+
+ // LocalAccessible
+ virtual void Shutdown() override;
+ virtual mozilla::a11y::ENameValueFlag Name(nsString& aName) const override;
+ virtual Relation RelationByType(RelationType aType) const override;
+ virtual uint64_t NativeState() const override;
+
+ // RootAccessible
+
+ /**
+ * Notify that the sub document presshell was activated.
+ */
+ virtual void DocumentActivated(DocAccessible* aDocument);
+
+ /**
+ * Return the primary remote top level document if any.
+ */
+ RemoteAccessible* GetPrimaryRemoteTopLevelContentDoc() const;
+
+ protected:
+ virtual ~RootAccessible();
+
+ /**
+ * Add/remove DOM event listeners.
+ */
+ virtual nsresult AddEventListeners() override;
+ virtual nsresult RemoveEventListeners() override;
+
+ /**
+ * Process the DOM event.
+ */
+ void ProcessDOMEvent(dom::Event* aDOMEvent, nsINode* aTarget);
+
+ /**
+ * Process "popupshown" event. Used by HandleEvent().
+ */
+ void HandlePopupShownEvent(LocalAccessible* aAccessible);
+
+ /*
+ * Process "popuphiding" event. Used by HandleEvent().
+ */
+ void HandlePopupHidingEvent(nsINode* aNode);
+
+ void HandleTreeRowCountChangedEvent(dom::Event* aEvent,
+ XULTreeAccessible* aAccessible);
+ void HandleTreeInvalidatedEvent(dom::Event* aEvent,
+ XULTreeAccessible* aAccessible);
+
+ uint32_t GetChromeFlags() const;
+};
+
+inline RootAccessible* LocalAccessible::AsRoot() {
+ return IsRoot() ? static_cast<mozilla::a11y::RootAccessible*>(this) : nullptr;
+}
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif