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39 | |
40 | |
41 | #ifndef QQMLCONFIGURABLEDEBUGSEVICE_P_H |
42 | #define QQMLCONFIGURABLEDEBUGSEVICE_P_H |
43 | |
44 | // |
45 | // W A R N I N G |
46 | // ------------- |
47 | // |
48 | // This file is not part of the Qt API. It exists purely as an |
49 | // implementation detail. This header file may change from version to |
50 | // version without notice, or even be removed. |
51 | // |
52 | // We mean it. |
53 | // |
54 | |
55 | #include "qqmldebugservice_p.h" |
56 | #include "qqmldebugconnector_p.h" |
57 | |
58 | #include <QtCore/qmutex.h> |
59 | |
60 | QT_BEGIN_NAMESPACE |
61 | |
62 | template <class Base> |
63 | class QQmlConfigurableDebugService : public Base |
64 | { |
65 | protected: |
66 | QQmlConfigurableDebugService(float version, QObject *parent = nullptr) : |
67 | Base(version, parent) |
68 | { |
69 | init(); |
70 | } |
71 | |
72 | void stopWaiting() |
73 | { |
74 | QMutexLocker lock(&m_configMutex); |
75 | m_waitingForConfiguration = false; |
76 | for (QJSEngine *engine : qAsConst(t&: m_waitingEngines)) |
77 | emit Base::attachedToEngine(engine); |
78 | m_waitingEngines.clear(); |
79 | } |
80 | |
81 | void init() |
82 | { |
83 | QMutexLocker lock(&m_configMutex); |
84 | // If we're not enabled or not blocking, don't wait for configuration |
85 | m_waitingForConfiguration = (Base::state() == QQmlDebugService::Enabled && |
86 | QQmlDebugConnector::instance()->blockingMode()); |
87 | } |
88 | |
89 | void stateChanged(QQmlDebugService::State newState) override |
90 | { |
91 | if (newState != QQmlDebugService::Enabled) |
92 | stopWaiting(); |
93 | else |
94 | init(); |
95 | } |
96 | |
97 | void engineAboutToBeAdded(QJSEngine *engine) override |
98 | { |
99 | QMutexLocker lock(&m_configMutex); |
100 | if (m_waitingForConfiguration) |
101 | m_waitingEngines.append(t: engine); |
102 | else |
103 | emit Base::attachedToEngine(engine); |
104 | } |
105 | |
106 | QRecursiveMutex m_configMutex; |
107 | QList<QJSEngine *> m_waitingEngines; |
108 | bool m_waitingForConfiguration; |
109 | }; |
110 | |
111 | QT_END_NAMESPACE |
112 | |
113 | #endif // QQMLCONFIGURABLEDEBUGSEVICE_P_H |
114 | |