File indexing completed on 2024-11-10 13:25:36
0001 /* 0002 SPDX-FileCopyrightText: 2014-2015 Harald Sitter <sitter@kde.org> 0003 0004 SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL 0005 */ 0006 0007 #ifndef DEVICE_H 0008 #define DEVICE_H 0009 0010 #include <QString> 0011 0012 #include <pulse/volume.h> 0013 0014 #include "port.h" 0015 #include "pulseobject.h" 0016 #include "volumeobject.h" 0017 0018 namespace QPulseAudio 0019 { 0020 class Device : public VolumeObject 0021 { 0022 Q_OBJECT 0023 Q_PROPERTY(State state READ state NOTIFY stateChanged) 0024 Q_PROPERTY(QString name READ name NOTIFY nameChanged) 0025 Q_PROPERTY(QString description READ description NOTIFY descriptionChanged) 0026 Q_PROPERTY(QString formFactor READ formFactor NOTIFY formFactorChanged) 0027 Q_PROPERTY(quint32 cardIndex READ cardIndex NOTIFY cardIndexChanged) 0028 Q_PROPERTY(QList<QObject *> ports READ ports NOTIFY portsChanged) 0029 Q_PROPERTY(quint32 activePortIndex READ activePortIndex WRITE setActivePortIndex NOTIFY activePortIndexChanged) 0030 Q_PROPERTY(bool default READ isDefault WRITE setDefault NOTIFY defaultChanged) 0031 Q_PROPERTY(bool virtualDevice READ isVirtualDevice NOTIFY virtualDeviceChanged) 0032 public: 0033 enum State { 0034 InvalidState = 0, 0035 RunningState, 0036 IdleState, 0037 SuspendedState, 0038 UnknownState, 0039 }; 0040 Q_ENUMS(State) 0041 0042 ~Device() override = default; 0043 0044 template<typename PAInfo> 0045 void updateDevice(const PAInfo *info) 0046 { 0047 updateVolumeObject(info); 0048 0049 if (m_name != info->name) { 0050 m_name = info->name; 0051 Q_EMIT nameChanged(); 0052 } 0053 if (m_description != info->description) { 0054 m_description = info->description; 0055 Q_EMIT descriptionChanged(); 0056 } 0057 const char *form_factor = pa_proplist_gets(info->proplist, PA_PROP_DEVICE_FORM_FACTOR); 0058 if (form_factor) { 0059 QString formFactor = QString::fromUtf8(form_factor); 0060 if (m_formFactor != formFactor) { 0061 m_formFactor = formFactor; 0062 Q_EMIT formFactorChanged(); 0063 } 0064 } 0065 0066 if (m_cardIndex != info->card) { 0067 m_cardIndex = info->card; 0068 Q_EMIT cardIndexChanged(); 0069 } 0070 0071 const quint32 oldActivePortIndex = m_activePortIndex; 0072 bool portsHaveChanged = false; 0073 int i = 0; 0074 for (auto **ports = info->ports; ports && *ports != nullptr; ++ports) { 0075 if (i < m_ports.count()) { 0076 Port *port = static_cast<Port *>(m_ports.at(i)); 0077 portsHaveChanged |= port->setInfo(*ports); 0078 } else { 0079 Port *port = new Port(this); 0080 port->setInfo(*ports); 0081 m_ports.append(port); 0082 portsHaveChanged = true; 0083 } 0084 if (info->active_port == *ports) { 0085 m_activePortIndex = i; 0086 } 0087 ++i; 0088 } 0089 0090 while (m_ports.count() > i) { 0091 delete m_ports.takeLast(); 0092 portsHaveChanged = true; 0093 } 0094 0095 if (portsHaveChanged) { 0096 Q_EMIT portsChanged(); 0097 } 0098 if (portsHaveChanged || m_activePortIndex != oldActivePortIndex) { 0099 Q_EMIT activePortIndexChanged(); 0100 } 0101 0102 State infoState = stateFromPaState(info->state); 0103 if (infoState != m_state) { 0104 m_state = infoState; 0105 Q_EMIT stateChanged(); 0106 } 0107 0108 const bool isVirtual = !(info->flags & 4); // PA_X_HARDWARE 0109 if (m_virtualDevice != isVirtual) { 0110 m_virtualDevice = isVirtual; 0111 Q_EMIT virtualDeviceChanged(); 0112 } 0113 } 0114 0115 State state() const; 0116 QString name() const; 0117 QString description() const; 0118 QString formFactor() const; 0119 quint32 cardIndex() const; 0120 QList<QObject *> ports() const; 0121 quint32 activePortIndex() const; 0122 virtual void setActivePortIndex(quint32 port_index) = 0; 0123 virtual bool isDefault() const = 0; 0124 virtual void setDefault(bool enable) = 0; 0125 bool isVirtualDevice() const; 0126 0127 virtual Q_INVOKABLE void switchStreams() = 0; 0128 0129 Q_SIGNALS: 0130 void stateChanged(); 0131 void nameChanged(); 0132 void descriptionChanged(); 0133 void formFactorChanged(); 0134 void cardIndexChanged(); 0135 void portsChanged(); 0136 void activePortIndexChanged(); 0137 void defaultChanged(); 0138 void virtualDeviceChanged(); 0139 0140 protected: 0141 explicit Device(QObject *parent); 0142 0143 private: 0144 State stateFromPaState(int value) const; 0145 0146 QString m_name; 0147 QString m_description; 0148 QString m_formFactor; 0149 quint32 m_cardIndex = -1; 0150 QList<QObject *> m_ports; 0151 quint32 m_activePortIndex = -1; 0152 State m_state = UnknownState; 0153 bool m_virtualDevice = false; 0154 }; 0155 0156 } // QPulseAudio 0157 0158 #endif // DEVICE_H