1 files changed, 15 insertions, 45 deletions

diff --git a/src/sensors/qsensorbackend.cpp b/src/sensors/qsensorbackend.cpp
index bb1a8855..beb56cf4 100644
--- a/src/sensors/qsensorbackend.cpp
+++ b/src/sensors/qsensorbackend.cpp
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtSensors 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2016 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
 
 #include "qsensorbackend.h"
 #include "qsensorbackend_p.h"
@@ -318,21 +282,27 @@ void QSensorBackend::sensorStopped()
 }
 
 /*!
-    Inform the front end that the sensor is busy.
-    This implicitly calls sensorStopped() and
-    is typically called from start().
+    Inform the front end of the sensor's busy state according
+    to the provided \a busy parameter.
+
+    If the sensor is set \e busy this implicitly calls sensorStopped().
+    Busy indication is typically done in start().
 
     Note that the front end must call QSensor::isBusy() to see if
     the sensor is busy. If the sensor has stopped due to an error
     the sensorError() function should be called to notify the class
     of the error condition.
 */
-void QSensorBackend::sensorBusy()
+void QSensorBackend::sensorBusy(bool busy)
 {
     Q_D(QSensorBackend);
     QSensorPrivate *sensorPrivate = d->m_sensor->d_func();
-    sensorPrivate->active = false;
-    sensorPrivate->busy = true;
+    if (sensorPrivate->busy == busy)
+        return;
+    if (busy)
+        sensorPrivate->active = false;
+    sensorPrivate->busy = busy;
+    emit d->m_sensor->busyChanged();
 }
 
 /*!
@@ -350,6 +320,6 @@ void QSensorBackend::sensorError(int error)
     Q_EMIT d->m_sensor->sensorError(error);
 }
 
-#include "moc_qsensorbackend.cpp"
 QT_END_NAMESPACE
 
+#include "moc_qsensorbackend.cpp"