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39
40 #include "qpropertynodeaddedchange.h"
41 #include "qpropertynodeaddedchange_p.h"
42
43 #include <Qt3DCore/private/qnode_p.h>
44
45 QT_BEGIN_NAMESPACE
46
47 namespace Qt3DCore {
48
QPropertyNodeAddedChangePrivate()49 QPropertyNodeAddedChangePrivate::QPropertyNodeAddedChangePrivate()
50 : QStaticPropertyValueAddedChangeBasePrivate()
51 , m_addedNodeIdTypePair()
52 {
53 }
54
55 /*!
56 * \class Qt3DCore::QPropertyNodeAddedChange
57 * \inheaderfile Qt3DCore/QPropertyNodeAddedChange
58 * \inherits Qt3DCore::QStaticPropertyValueAddedChangeBase
59 * \inmodule Qt3DCore
60 * \brief Used to notify when a node is added to a property.
61 *
62 */
63
64 /*!
65 * \typedef Qt3DCore::QPropertyNodeAddedChangePtr
66 * \relates Qt3DCore::QPropertyNodeAddedChange
67 *
68 * A shared pointer for QPropertyNodeAddedChange.
69 */
70
71 /*!
72 * Constructs a new QPropertyNodeAddedChange with \a subjectId, \a node.
73 */
QPropertyNodeAddedChange(QNodeId subjectId,QNode * node)74 QPropertyNodeAddedChange::QPropertyNodeAddedChange(QNodeId subjectId, QNode *node)
75 : QStaticPropertyValueAddedChangeBase(*new QPropertyNodeAddedChangePrivate, subjectId)
76 {
77 Q_D(QPropertyNodeAddedChange);
78 Q_ASSERT(node);
79 d->m_addedNodeIdTypePair = QNodeIdTypePair(node->id(), QNodePrivate::findStaticMetaObject(node->metaObject()));
80
81 // Ensure the node has issued a node creation change. We can end
82 // up here if a newly created node with a parent is immediately set
83 // as a property on another node. In this case the deferred call to
84 // _q_postConstructorInit() will not have happened yet as the event
85 // loop will still be blocked. So force it here and we catch this
86 // eventuality in the _q_postConstructorInit() function so that we
87 // do not repeat the creation and new child scene change events.
88 QNodePrivate::get(node)->_q_ensureBackendNodeCreated();
89 }
90
91 /*! \internal */
~QPropertyNodeAddedChange()92 QPropertyNodeAddedChange::~QPropertyNodeAddedChange()
93 {
94 }
95
96 /*!
97 * \return the id of the node added to the property.
98 */
addedNodeId() const99 QNodeId QPropertyNodeAddedChange::addedNodeId() const
100 {
101 Q_D(const QPropertyNodeAddedChange);
102 return d->m_addedNodeIdTypePair.id;
103 }
104
105 /*!
106 * \return the meta object of the node added to the property.
107 */
metaObject() const108 const QMetaObject *QPropertyNodeAddedChange::metaObject() const
109 {
110 Q_D(const QPropertyNodeAddedChange);
111 return d->m_addedNodeIdTypePair.type;
112 }
113
114 } // namespace Qt3DCore
115
116 QT_END_NAMESPACE
117