Wire the geolocation API to QtPositioning

If QtPositioning is available, provide chromium with a
LocationProvider that uses it as a backend.

Change-Id: I53ad3b45e49d0d2d181c1a6459b7be764293c2a6
Reviewed-by: Andras Becsi <andras.becsi@digia.com>

1 files changed, 76 insertions, 0 deletions

diff --git a/src/core/location_provider_qt.h b/src/core/location_provider_qt.h
new file mode 100644
index 000000000..c3e462092
--- /dev/null
+++ b/src/core/location_provider_qt.h
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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.LGPLv3 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.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 later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef LOCATION_PROVIDER_QT_H
+#define LOCATION_PROVIDER_QT_H
+
+#include <QtCore/qcompilerdetection.h>
+
+#include "content/browser/geolocation/location_provider_base.h"
+#include "content/public/common/geoposition.h"
+
+QT_FORWARD_DECLARE_CLASS(QThread)
+class QtPositioningHelper;
+
+namespace base {
+class MessageLoop;
+}
+
+class LocationProviderQt : public content::LocationProviderBase
+{
+public:
+    LocationProviderQt();
+    virtual ~LocationProviderQt();
+
+    // LocationProviderBase
+    virtual bool StartProvider(bool highAccuracy) Q_DECL_OVERRIDE;
+    virtual void StopProvider() Q_DECL_OVERRIDE;
+    virtual void GetPosition(content::Geoposition *position) Q_DECL_OVERRIDE { *position = m_lastKnownPosition; }
+    virtual void RequestRefresh() Q_DECL_OVERRIDE;
+    virtual void OnPermissionGranted() Q_DECL_OVERRIDE;
+
+private:
+    friend class QtPositioningHelper;
+
+    static base::MessageLoop *messageLoop();
+    void updatePosition(const content::Geoposition &);
+
+    content::Geoposition m_lastKnownPosition;
+    QtPositioningHelper *m_positioningHelper;
+};
+//#define QT_USE_POSITIONING 1
+
+#endif // LOCATION_PROVIDER_QT_H