1 files changed, 45 insertions, 0 deletions
diff --git a/src/core/web_usb_detector_qt.cpp b/src/core/web_usb_detector_qt.cpp
new file mode 100644
index 000000000..511ac6801
--- /dev/null
+++ b/src/core/web_usb_detector_qt.cpp
@@ -0,0 +1,45 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+// based on chrome/browser/usb/web_usb_detector.cc
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "web_usb_detector_qt.h"
+
+#include "qtwebenginecoreglobal_p.h"
+
+#include "content/public/browser/device_service.h"
+#include "device/base/features.h"
+#include "services/device/public/mojom/usb_device.mojom.h"
+
+WebUsbDetectorQt::WebUsbDetectorQt() = default;
+
+WebUsbDetectorQt::~WebUsbDetectorQt() = default;
+
+void WebUsbDetectorQt::Initialize()
+{
+    if (!m_deviceManager) {
+        // Receive mojo::Remote<UsbDeviceManager> from DeviceService.
+        content::GetDeviceService().BindUsbDeviceManager(
+                m_deviceManager.BindNewPipeAndPassReceiver());
+    }
+    DCHECK(m_deviceManager);
+
+    // Listen for added/removed device events.
+    DCHECK(!m_clientReceiver.is_bound());
+    m_deviceManager->SetClient(m_clientReceiver.BindNewEndpointAndPassRemote());
+}
+
+void WebUsbDetectorQt::OnDeviceAdded(device::mojom::UsbDeviceInfoPtr device_info)
+{
+    Q_UNUSED(device_info);
+    QT_NOT_YET_IMPLEMENTED
+}
+
+void WebUsbDetectorQt::OnDeviceRemoved(device::mojom::UsbDeviceInfoPtr device_info)
+{
+    Q_UNUSED(device_info);
+    QT_NOT_YET_IMPLEMENTED
+}