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+/* -*- Mode: Objective-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/. */
+
+/* For documentation of the accessibility architecture,
+ * see http://lxr.mozilla.org/seamonkey/source/accessible/accessible-docs.html
+ */
+
+#ifndef _AccessibleWrap_H_
+#define _AccessibleWrap_H_
+
+#include <objc/objc.h>
+
+#include "Accessible.h"
+#include "States.h"
+
+#include "nsCOMPtr.h"
+
+#include "nsTArray.h"
+
+#if defined(__OBJC__)
+@class mozAccessible;
+#endif
+
+namespace mozilla {
+namespace a11y {
+
+class AccessibleWrap : public Accessible
+{
+public: // construction, destruction
+ AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
+ virtual ~AccessibleWrap();
+
+ /**
+ * Get the native Obj-C object (mozAccessible).
+ */
+ virtual void GetNativeInterface(void** aOutAccessible) override;
+
+ /**
+ * The objective-c |Class| type that this accessible's native object
+ * should be instantied with. used on runtime to determine the
+ * right type for this accessible's associated native object.
+ */
+ virtual Class GetNativeType ();
+
+ virtual void Shutdown () override;
+
+ virtual bool InsertChildAt(uint32_t aIdx, Accessible* aChild) override;
+ virtual bool RemoveChild(Accessible* aAccessible) override;
+
+ virtual nsresult HandleAccEvent(AccEvent* aEvent) override;
+
+protected:
+
+ /**
+ * Return true if the parent doesn't have children to expose to AT.
+ */
+ bool AncestorIsFlat();
+
+ /**
+ * Get the native object. Create it if needed.
+ */
+#if defined(__OBJC__)
+ mozAccessible* GetNativeObject();
+#else
+ id GetNativeObject();
+#endif
+
+private:
+
+ /**
+ * Our native object. Private because its creation is done lazily.
+ * Don't access it directly. Ever. Unless you are GetNativeObject() or
+ * Shutdown()
+ */
+#if defined(__OBJC__)
+ // if we are in Objective-C, we use the actual Obj-C class.
+ mozAccessible* mNativeObject;
+#else
+ id mNativeObject;
+#endif
+
+ /**
+ * We have created our native. This does not mean there is one.
+ * This can never go back to false.
+ * We need it because checking whether we need a native object cost time.
+ */
+ bool mNativeInited;
+};
+
+#if defined(__OBJC__)
+ void FireNativeEvent(mozAccessible* aNativeAcc, uint32_t aEventType);
+#else
+ void FireNativeEvent(id aNativeAcc, uint32_t aEventType);
+#endif
+
+Class GetTypeFromRole(roles::Role aRole);
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif