Make AccessiblityActivationObserver separate of RWHV

It is a global control anyway, and with future Chromium headers, there
are conflicts with qaccessibility.h.

Change-Id: Ife43340684b8b9498b1f4cd3f6fbe450d88794ec
Reviewed-by: Peter Varga <pvarga@inf.u-szeged.hu>

1 files changed, 63 insertions, 0 deletions

diff --git a/src/core/accessibility_activation_observer.h b/src/core/accessibility_activation_observer.h
new file mode 100644
index 000000000..e42c83eb5
--- /dev/null
+++ b/src/core/accessibility_activation_observer.h
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef ACCESSIBILITY_ACTIVATION_OBSERVER_H
+#define ACCESSIBILITY_ACTIVATION_OBSERVER_H
+
+#ifndef QT_NO_ACCESSIBILITY
+#include <QtGui/qaccessible.h>
+
+namespace QtWebEngineCore {
+
+class RenderWidgetHostViewQt;
+
+class AccessibilityActivationObserver : public QAccessible::ActivationObserver
+{
+public:
+    AccessibilityActivationObserver();
+    ~AccessibilityActivationObserver();
+
+    void accessibilityActiveChanged(bool active) override;
+};
+
+} // namespace QtWebEngineCore
+
+#endif // QT_NO_ACCESSIBILITY
+
+#endif // ACCESSIBILITY_ACTIVATION_OBSERVER_H