1// Copyright (C) 2016 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QV4SEQUENCEWRAPPER_P_H
5#define QV4SEQUENCEWRAPPER_P_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <QtCore/qglobal.h>
19#include <QtCore/qvariant.h>
20#include <QtQml/qqml.h>
21
22#include <private/qv4referenceobject_p.h>
23#include <private/qv4value_p.h>
24#include <private/qv4object_p.h>
25
26QT_BEGIN_NAMESPACE
27
28namespace QV4 {
29
30struct Sequence;
31struct Q_QML_EXPORT SequencePrototype : public QV4::Object
32{
33 V4_PROTOTYPE(arrayPrototype)
34 void init();
35
36 static ReturnedValue method_valueOf(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
37 static ReturnedValue method_sort(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
38 static ReturnedValue method_shift(const FunctionObject *b, const Value *thisObject, const Value *, int);
39
40 static ReturnedValue newSequence(
41 QV4::ExecutionEngine *engine, QMetaType type, QMetaSequence metaSequence, const void *data,
42 Heap::Object *object, int propertyIndex, Heap::ReferenceObject::Flags flags);
43 static ReturnedValue fromVariant(QV4::ExecutionEngine *engine, const QVariant &vd);
44 static ReturnedValue fromData(
45 QV4::ExecutionEngine *engine, QMetaType type, QMetaSequence metaSequence, const void *data);
46
47 static QMetaType metaTypeForSequence(const Sequence *object);
48 static QVariant toVariant(const Sequence *object);
49 static QVariant toVariant(const Value &array, QMetaType targetType);
50 static void *getRawContainerPtr(const Sequence *object, QMetaType typeHint);
51};
52
53namespace Heap {
54
55struct Sequence : ReferenceObject
56{
57 void init(QMetaType listType, QMetaSequence metaSequence, const void *container);
58 void init(QMetaType listType, QMetaSequence metaSequence, const void *container,
59 Object *object, int propertyIndex, Heap::ReferenceObject::Flags flags);
60
61 Sequence *detached() const;
62 void destroy();
63
64 bool hasData() const { return m_container != nullptr; }
65 void *storagePointer();
66 const void *storagePointer() const { return m_container; }
67
68 bool isReadOnly() const { return m_object && !canWriteBack(); }
69
70 bool setVariant(const QVariant &variant);
71 QVariant toVariant() const;
72
73 QMetaType listType() const { return QMetaType(m_listType); }
74 QMetaType valueMetaType() const { return QMetaType(m_metaSequence->valueMetaType); }
75 QMetaSequence metaSequence() const { return QMetaSequence(m_metaSequence); }
76
77private:
78 void initTypes(QMetaType listType, QMetaSequence metaSequence);
79
80 void *m_container;
81 const QtPrivate::QMetaTypeInterface *m_listType;
82 const QtMetaContainerPrivate::QMetaSequenceInterface *m_metaSequence;
83};
84
85}
86
87struct Q_QML_EXPORT Sequence : public QV4::ReferenceObject
88{
89 V4_OBJECT2(Sequence, QV4::ReferenceObject)
90 Q_MANAGED_TYPE(V4Sequence)
91 V4_PROTOTYPE(sequencePrototype)
92 V4_NEEDS_DESTROY
93public:
94 static QV4::ReturnedValue virtualGet(
95 const QV4::Managed *that, PropertyKey id, const Value *receiver, bool *hasProperty);
96 static qint64 virtualGetLength(const Managed *m);
97 static bool virtualPut(Managed *that, PropertyKey id, const QV4::Value &value, Value *receiver);
98 static bool virtualDeleteProperty(QV4::Managed *that, PropertyKey id);
99 static bool virtualIsEqualTo(Managed *that, Managed *other);
100 static QV4::OwnPropertyKeyIterator *virtualOwnPropertyKeys(const Object *m, Value *target);
101 static int virtualMetacall(Object *object, QMetaObject::Call call, int index, void **a);
102
103 qsizetype size() const;
104 QVariant at(qsizetype index) const;
105 QVariant shift();
106 void append(const QVariant &item);
107 void append(qsizetype num, const QVariant &item);
108 void replace(qsizetype index, const QVariant &item);
109 void removeLast(qsizetype num);
110
111 QV4::ReturnedValue containerGetIndexed(qsizetype index, bool *hasProperty) const;
112 bool containerPutIndexed(qsizetype index, const QV4::Value &value);
113 bool containerDeleteIndexedProperty(qsizetype index);
114 bool containerIsEqualTo(Managed *other);
115 bool sort(const FunctionObject *f, const Value *, const Value *argv, int argc);
116 void *getRawContainerPtr() const;
117 bool loadReference() const;
118 bool storeReference();
119};
120
121}
122
123#define QT_DECLARE_SEQUENTIAL_CONTAINER(LOCAL, FOREIGN, VALUE) \
124 struct LOCAL \
125 { \
126 Q_GADGET \
127 QML_ANONYMOUS \
128 QML_SEQUENTIAL_CONTAINER(VALUE) \
129 QML_FOREIGN(FOREIGN) \
130 QML_ADDED_IN_VERSION(2, 0) \
131 }
132
133// We use the original QT_COORD_TYPE name because that will match up with relevant other
134// types in plugins.qmltypes (if you use either float or double, that is; otherwise you're
135// on your own).
136#ifdef QT_COORD_TYPE
137QT_DECLARE_SEQUENTIAL_CONTAINER(QStdRealVectorForeign, std::vector<qreal>, QT_COORD_TYPE);
138QT_DECLARE_SEQUENTIAL_CONTAINER(QRealListForeign, QList<qreal>, QT_COORD_TYPE);
139#else
140QT_DECLARE_SEQUENTIAL_CONTAINER(QRealStdVectorForeign, std::vector<qreal>, double);
141QT_DECLARE_SEQUENTIAL_CONTAINER(QRealListForeign, QList<qreal>, double);
142#endif
143
144QT_DECLARE_SEQUENTIAL_CONTAINER(QDoubleStdVectorForeign, std::vector<double>, double);
145QT_DECLARE_SEQUENTIAL_CONTAINER(QFloatStdVectorForeign, std::vector<float>, float);
146QT_DECLARE_SEQUENTIAL_CONTAINER(QIntStdVectorForeign, std::vector<int>, int);
147QT_DECLARE_SEQUENTIAL_CONTAINER(QBoolStdVectorForeign, std::vector<bool>, bool);
148QT_DECLARE_SEQUENTIAL_CONTAINER(QStringStdVectorForeign, std::vector<QString>, QString);
149QT_DECLARE_SEQUENTIAL_CONTAINER(QUrlStdVectorForeign, std::vector<QUrl>, QUrl);
150
151#undef QT_DECLARE_SEQUENTIAL_CONTAINER
152
153QT_END_NAMESPACE
154
155#endif // QV4SEQUENCEWRAPPER_P_H
156

source code of qtdeclarative/src/qml/jsruntime/qv4sequenceobject_p.h