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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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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_HTMLWin32ObjectAccessible_h_
+#define mozilla_a11y_HTMLWin32ObjectAccessible_h_
+
+#include "BaseAccessibles.h"
+
+#if defined(MOZ_CONTENT_SANDBOX)
+#include "mozilla/mscom/Ptr.h"
+#endif
+
+struct IAccessible;
+
+namespace mozilla {
+namespace a11y {
+
+class HTMLWin32ObjectOwnerAccessible : public AccessibleWrap
+{
+public:
+ // This will own the HTMLWin32ObjectAccessible. We create this where the
+ // <object> or <embed> exists in the tree, so that get_accNextSibling() etc.
+ // will still point to Gecko accessible sibling content. This is necessary
+ // because the native plugin accessible doesn't know where it exists in the
+ // Mozilla tree, and returns null for previous and next sibling. This would
+ // have the effect of cutting off all content after the plugin.
+ HTMLWin32ObjectOwnerAccessible(nsIContent* aContent,
+ DocAccessible* aDoc, void* aHwnd);
+ virtual ~HTMLWin32ObjectOwnerAccessible() {}
+
+ // Accessible
+ virtual void Shutdown();
+ virtual mozilla::a11y::role NativeRole();
+ virtual bool NativelyUnavailable() const;
+
+protected:
+ void* mHwnd;
+ RefPtr<Accessible> mNativeAccessible;
+};
+
+/**
+ * This class is used only internally, we never! send out an IAccessible linked
+ * back to this object. This class is used to represent a plugin object when
+ * referenced as a child or sibling of another Accessible node. We need only
+ * a limited portion of the Accessible interface implemented here. The
+ * in depth accessible information will be returned by the actual IAccessible
+ * object returned by us in Accessible::NewAccessible() that gets the IAccessible
+ * from the windows system from the window handle.
+ */
+class HTMLWin32ObjectAccessible : public DummyAccessible
+{
+public:
+ HTMLWin32ObjectAccessible(void* aHwnd, DocAccessible* aDoc);
+ virtual ~HTMLWin32ObjectAccessible() {}
+
+ virtual void GetNativeInterface(void** aNativeAccessible) override;
+
+protected:
+ void* mHwnd;
+#if defined(MOZ_CONTENT_SANDBOX)
+ mscom::ProxyUniquePtr<IAccessible> mCOMProxy;
+#endif
+};
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif