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39 
40 #ifndef QNETWORKSESSION_IMPL_H
41 #define QNETWORKSESSION_IMPL_H
42 
43 //
44 //  W A R N I N G
45 //  -------------
46 //
47 // This file is not part of the Qt API.  It exists purely as an
48 // implementation detail.  This header file may change from version to
49 // version without notice, or even be removed.
50 //
51 // We mean it.
52 //
53 
54 #include "qbearerengine_impl.h"
55 
56 #include <QtNetwork/private/qnetworkconfigmanager_p.h>
57 #include <QtNetwork/private/qnetworksession_p.h>
58 
59 QT_BEGIN_NAMESPACE
60 
61 class QBearerEngineImpl;
62 
63 class QNetworkSessionPrivateImpl : public QNetworkSessionPrivate
64 {
65     Q_OBJECT
66 
67 public:
QNetworkSessionPrivateImpl()68     QNetworkSessionPrivateImpl()
69         : engine(nullptr), startTime(0), lastError(QNetworkSession::UnknownSessionError), sessionTimeout(-1), currentPolicies(QNetworkSession::NoPolicy), opened(false)
70     {}
~QNetworkSessionPrivateImpl()71     ~QNetworkSessionPrivateImpl()
72     {}
73 
74     //called by QNetworkSession constructor and ensures
75     //that the state is immediately updated (w/o actually opening
76     //a session). Also this function should take care of
77     //notification hooks to discover future state changes.
78     void syncStateWithInterface() override;
79 
80 #ifndef QT_NO_NETWORKINTERFACE
81     QNetworkInterface currentInterface() const override;
82 #endif
83     QVariant sessionProperty(const QString& key) const override;
84     void setSessionProperty(const QString& key, const QVariant& value) override;
85 
86     void open() override;
87     void close() override;
88     void stop() override;
89     void migrate() override;
90     void accept() override;
91     void ignore() override;
92     void reject() override;
93 
94     QString errorString() const override; //must return translated string
95     QNetworkSession::SessionError error() const override;
96 
97     quint64 bytesWritten() const override;
98     quint64 bytesReceived() const override;
99     quint64 activeTime() const override;
100 
101     QNetworkSession::UsagePolicies usagePolicies() const override;
102     void setUsagePolicies(QNetworkSession::UsagePolicies) override;
103 
104 private Q_SLOTS:
105     void networkConfigurationsChanged();
106     void configurationChanged(QNetworkConfigurationPrivatePointer config);
107     void forcedSessionClose(const QNetworkConfiguration &config);
108     void connectionError(const QString &id, QBearerEngineImpl::ConnectionError error);
109     void decrementTimeout();
110 
111 private:
112     void updateStateFromServiceNetwork();
113     void updateStateFromActiveConfig();
114 
115 private:
116     QBearerEngineImpl *engine;
117 
118     quint64 startTime;
119 
120     QNetworkSession::SessionError lastError;
121 
122     int sessionTimeout;
123     QNetworkSession::UsagePolicies currentPolicies;
124 
125     bool opened;
126 };
127 
128 QT_END_NAMESPACE
129 
130 #endif // QNETWORKSESSION_IMPL_H
131