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1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Copyright (C) 2016 Javier S. Pedro <maemo@javispedro.com>
5** Contact: https://www.qt.io/licensing/
6**
7** This file is part of the QtBluetooth module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
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18** GNU Lesser General Public License Usage
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23** ensure the GNU Lesser General Public License version 3 requirements
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39****************************************************************************/
40#ifndef QLOWENERGYSERVICE_H
41#define QLOWENERGYSERVICE_H
42
43#include <QtBluetooth/QBluetoothAddress>
44#include <QtBluetooth/QBluetoothUuid>
45#include <QtBluetooth/QLowEnergyCharacteristic>
46
47QT_BEGIN_NAMESPACE
48
49class QLowEnergyServicePrivate;
50class Q_BLUETOOTH_EXPORT QLowEnergyService : public QObject
51{
52 Q_OBJECT
53public:
54 enum ServiceType {
55 PrimaryService = 0x0001,
56 IncludedService = 0x0002
57 };
58 Q_ENUM(ServiceType)
59 Q_DECLARE_FLAGS(ServiceTypes, ServiceType)
60
61 enum ServiceError {
62 NoError = 0,
63 OperationError,
64 CharacteristicWriteError,
65 DescriptorWriteError,
66 UnknownError,
67 CharacteristicReadError,
68 DescriptorReadError
69 };
70 Q_ENUM(ServiceError)
71
72 enum ServiceState {
73 InvalidService = 0,
74 DiscoveryRequired, // we know start/end handle but nothing more
75 //TODO Rename DiscoveringServices -> DiscoveringDetails or DiscoveringService
76 DiscoveringServices,// discoverDetails() called and running
77 ServiceDiscovered, // all details have been synchronized
78 LocalService,
79 };
80 Q_ENUM(ServiceState)
81
82 enum WriteMode {
83 WriteWithResponse = 0,
84 WriteWithoutResponse,
85 WriteSigned
86 };
87 Q_ENUM(WriteMode)
88
89 ~QLowEnergyService();
90
91 QList<QBluetoothUuid> includedServices() const;
92
93 QLowEnergyService::ServiceTypes type() const;
94 QLowEnergyService::ServiceState state() const;
95
96 QLowEnergyCharacteristic characteristic(const QBluetoothUuid &uuid) const;
97 QList<QLowEnergyCharacteristic> characteristics() const;
98 QBluetoothUuid serviceUuid() const;
99 QString serviceName() const;
100
101 void discoverDetails();
102
103 ServiceError error() const;
104
105 bool contains(const QLowEnergyCharacteristic &characteristic) const;
106 void readCharacteristic(const QLowEnergyCharacteristic &characteristic);
107 void writeCharacteristic(const QLowEnergyCharacteristic &characteristic,
108 const QByteArray &newValue,
109 WriteMode mode = WriteWithResponse);
110
111 bool contains(const QLowEnergyDescriptor &descriptor) const;
112 void readDescriptor(const QLowEnergyDescriptor &descriptor);
113 void writeDescriptor(const QLowEnergyDescriptor &descriptor,
114 const QByteArray &newValue);
115
116Q_SIGNALS:
117 void stateChanged(QLowEnergyService::ServiceState newState);
118 void characteristicChanged(const QLowEnergyCharacteristic &info,
119 const QByteArray &value);
120 void characteristicRead(const QLowEnergyCharacteristic &info,
121 const QByteArray &value);
122 void characteristicWritten(const QLowEnergyCharacteristic &info,
123 const QByteArray &value);
124 void descriptorRead(const QLowEnergyDescriptor &info,
125 const QByteArray &value);
126 void descriptorWritten(const QLowEnergyDescriptor &info,
127 const QByteArray &value);
128 void error(QLowEnergyService::ServiceError error);
129
130private:
131 Q_DECLARE_PRIVATE(QLowEnergyService)
132 QSharedPointer<QLowEnergyServicePrivate> d_ptr;
133
134 // QLowEnergyController is the factory for this class
135 friend class QLowEnergyController;
136 friend class QLowEnergyControllerPrivate;
137 friend class QLowEnergyControllerPrivateBluez;
138 friend class QLowEnergyControllerPrivateAndroid;
139 friend class QLowEnergyControllerPrivateDarwin;
140 QLowEnergyService(QSharedPointer<QLowEnergyServicePrivate> p,
141 QObject *parent = nullptr);
142};
143
144Q_DECLARE_OPERATORS_FOR_FLAGS(QLowEnergyService::ServiceTypes)
145
146QT_END_NAMESPACE
147
148Q_DECLARE_METATYPE(QLowEnergyService::ServiceError)
149Q_DECLARE_METATYPE(QLowEnergyService::ServiceState)
150Q_DECLARE_METATYPE(QLowEnergyService::ServiceType)
151Q_DECLARE_METATYPE(QLowEnergyService::WriteMode)
152
153#endif // QLOWENERGYSERVICE_H
154

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source code of qtconnectivity/src/bluetooth/qlowenergyservice.h