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39
40#include "eventsourcesetterhelper_p.h"
41
42#include <Qt3DInput/private/inputhandler_p.h>
43#include <Qt3DCore/private/qeventfilterservice_p.h>
44
45QT_BEGIN_NAMESPACE
46
47namespace Qt3DInput {
48
49namespace Input {
50
51EventSourceSetterHelper::EventSourceSetterHelper(InputHandler *inputHandler)
52 : QObject()
53 , m_service(nullptr)
54 , m_inputHandler(inputHandler)
55 , m_lastEventSource(nullptr)
56{
57}
58
59// Aspect thread
60void EventSourceSetterHelper::setEventFilterService(Qt3DCore::QEventFilterService *service)
61{
62 QMutexLocker lock(&m_mutex);
63 m_service = service;
64}
65
66// Any thread
67void EventSourceSetterHelper::setEventSource(QObject *eventSource)
68{
69 if (eventSource && m_lastEventSource != eventSource) {
70 QMetaObject::invokeMethod(this,
71 "setEventSourceHelper",
72 Qt::BlockingQueuedConnection,
73 Q_ARG(QObject*, eventSource));
74 }
75}
76
77void EventSourceSetterHelper::unsetEventSource(QObject *eventSource)
78{
79 if (m_service) {
80 m_inputHandler->unregisterEventFilters(m_service);
81 if (eventSource)
82 m_service->shutdown(eventSource);
83 }
84}
85
86// Main Thread
87void EventSourceSetterHelper::setEventSourceHelper(QObject *eventSource)
88{
89 QMutexLocker lock(&m_mutex);
90 if (m_service) {
91 m_service->initialize(eventSource);
92 m_inputHandler->registerEventFilters(m_service);
93 m_lastEventSource = eventSource;
94 }
95}
96
97} // Input
98
99} // Qt3DInput
100
101QT_END_NAMESPACE
102