1 files changed, 79 insertions, 0 deletions
diff --git a/src/bluetooth/qbluetoothutils_winrt.cpp b/src/bluetooth/qbluetoothutils_winrt.cpp
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+++ b/src/bluetooth/qbluetoothutils_winrt.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtBluetooth 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qbluetoothutils_winrt_p.h"
+#include <QtBluetooth/private/qtbluetoothglobal_p.h>
+
+#include <QtCore/qfunctions_winrt.h>
+
+#include <wrl.h>
+#include <windows.foundation.metadata.h>
+
+using namespace Microsoft::WRL;
+using namespace Microsoft::WRL::Wrappers;
+using namespace ABI::Windows::Foundation::Metadata;
+
+QT_BEGIN_NAMESPACE
+
+bool supportsNewLEApi()
+{
+    static bool initialized = false;
+    static boolean apiPresent = false;
+    if (initialized)
+        return apiPresent;
+
+    initialized = true;
+#if !QT_CONFIG(winrt_btle_no_pairing)
+    return apiPresent;
+#endif
+
+    ComPtr<IApiInformationStatics> apiInformationStatics;
+    HRESULT hr = RoGetActivationFactory(HString::MakeReference(RuntimeClass_Windows_Foundation_Metadata_ApiInformation).Get(),
+                                IID_PPV_ARGS(&apiInformationStatics));
+    if (FAILED(hr))
+        return apiPresent;
+
+    const HStringReference valueRef(L"Windows.Foundation.UniversalApiContract");
+    hr = apiInformationStatics->IsApiContractPresentByMajor(
+                valueRef.Get(), 4, &apiPresent);
+    apiPresent = SUCCEEDED(hr) && apiPresent;
+    return apiPresent;
+}
+
+QT_END_NAMESPACE