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39
40#ifndef QQMLVALUETYPEWRAPPER_P_H
41#define QQMLVALUETYPEWRAPPER_P_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 <QtCore/qglobal.h>
55#include <private/qtqmlglobal_p.h>
56
57#include <private/qv4value_p.h>
58#include <private/qv4object_p.h>
59#include <private/qqmlpropertycache_p.h>
60
61QT_BEGIN_NAMESPACE
62
63class QQmlValueType;
64
65namespace QV4 {
66
67namespace Heap {
68
69struct QQmlValueTypeWrapper : Object {
70 void init() { Object::init(); }
71 void destroy();
72
73 QQmlPropertyCache *propertyCache() const { return m_propertyCache; }
74 void setPropertyCache(QQmlPropertyCache *c) {
75 if (c)
76 c->addref();
77 if (m_propertyCache)
78 m_propertyCache->release();
79 m_propertyCache = c;
80 }
81
82 void setValueType(QQmlValueType *valueType)
83 {
84 Q_ASSERT(valueType != nullptr);
85 m_valueType = valueType;
86 }
87
88 QQmlValueType *valueType() const
89 {
90 Q_ASSERT(m_valueType != nullptr);
91 return m_valueType;
92 }
93
94 void setGadgetPtr(void *gadgetPtr) const
95 {
96 m_gadgetPtr = gadgetPtr;
97 }
98
99 void *gadgetPtr() const
100 {
101 return m_gadgetPtr;
102 }
103
104 void setValue(const QVariant &value) const;
105 QVariant toVariant() const;
106
107private:
108 mutable void *m_gadgetPtr;
109 QQmlValueType *m_valueType;
110 QQmlPropertyCache *m_propertyCache;
111};
112
113}
114
115struct Q_QML_EXPORT QQmlValueTypeWrapper : Object
116{
117 V4_OBJECT2(QQmlValueTypeWrapper, Object)
118 V4_PROTOTYPE(valueTypeWrapperPrototype)
119 V4_NEEDS_DESTROY
120
121public:
122
123 static ReturnedValue create(ExecutionEngine *engine, QObject *, int, const QMetaObject *metaObject, int typeId);
124 static ReturnedValue create(ExecutionEngine *engine, const QVariant &, const QMetaObject *metaObject, int typeId);
125
126 QVariant toVariant() const;
127 bool toGadget(void *data) const;
128 bool isEqual(const QVariant& value) const;
129 int typeId() const;
130 bool write(QObject *target, int propertyIndex) const;
131
132 static ReturnedValue virtualGet(const Managed *m, PropertyKey id, const Value *receiver, bool *hasProperty);
133 static bool virtualPut(Managed *m, PropertyKey id, const Value &value, Value *receiver);
134 static bool virtualIsEqualTo(Managed *m, Managed *other);
135 static PropertyAttributes virtualGetOwnProperty(const Managed *m, PropertyKey id, Property *p);
136 static OwnPropertyKeyIterator *virtualOwnPropertyKeys(const Object *m, Value *target);
137 static ReturnedValue method_toString(const FunctionObject *b, const Value *thisObject, const Value *argv, int argc);
138 static ReturnedValue virtualResolveLookupGetter(const Object *object, ExecutionEngine *engine, Lookup *lookup);
139 static bool virtualResolveLookupSetter(Object *object, ExecutionEngine *engine, Lookup *lookup, const Value &value);
140 static ReturnedValue lookupGetter(Lookup *lookup, ExecutionEngine *engine, const Value &object);
141
142 static void initProto(ExecutionEngine *v4);
143};
144
145}
146
147QT_END_NAMESPACE
148
149#endif // QV8VALUETYPEWRAPPER_P_H
150
151
152

source code of qtdeclarative/src/qml/qml/qqmlvaluetypewrapper_p.h