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Diffstat (limited to 'examples/sensors/sensor_explorer/sensormodels.h')
-rw-r--r-- | examples/sensors/sensor_explorer/sensormodels.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/examples/sensors/sensor_explorer/sensormodels.h b/examples/sensors/sensor_explorer/sensormodels.h new file mode 100644 index 00000000..3f5bbf29 --- /dev/null +++ b/examples/sensors/sensor_explorer/sensormodels.h @@ -0,0 +1,110 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtSensors module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSEONSOREXPLORER_H +#define QSEONSOREXPLORER_H + +#include <QtSensors/qsensor.h> + +#include <QtQml/qqml.h> +#include <QtCore/QAbstractListModel> +#include <QtCore/QAbstractTableModel> + +QT_BEGIN_NAMESPACE + +//! [0] +class AvailableSensorsModel: public QAbstractListModel +{ + Q_OBJECT + QML_ELEMENT +//! [0] +public: + explicit AvailableSensorsModel(QObject* parent = nullptr); + int rowCount(const QModelIndex & = QModelIndex()) const override; + QVariant data(const QModelIndex &index, int role) const override; + Q_INVOKABLE QSensor* get(int index) const; + +private: + void loadSensors(); + QList<QSensor*> m_availableSensors; +}; + +class SensorPropertyModel: public QAbstractTableModel +{ + Q_OBJECT + Q_PROPERTY(QSensor* sensor READ sensor WRITE setSensor NOTIFY sensorChanged) + QML_ELEMENT + +public: + explicit SensorPropertyModel(QObject* parent = nullptr); + + int rowCount(const QModelIndex & = QModelIndex()) const override; + int columnCount(const QModelIndex & = QModelIndex()) const override; + QVariant data(const QModelIndex &index, int role) const override; + + void setSensor(QSensor* sensor); + QSensor* sensor() const; + +signals: + void sensorChanged(); + +private slots: + void onReadingChanged(); + +private: + QSensor* m_sensor = nullptr; + // m_values is used to cache sensor property values to avoid + // full metaobject iteration on every sensor reading change + QList<std::tuple<QByteArray, QByteArray>> m_values; +}; + +QT_END_NAMESPACE + +#endif // QSEONSOREXPLORER_H |