1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QV4VARIANTOBJECT_P_H
#define QV4VARIANTOBJECT_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/qglobal.h>
#include <QtQml/qqmllist.h>
#include <QtCore/qvariant.h>
#include <private/qv4value_p.h>
#include <private/qv4object_p.h>
QT_BEGIN_NAMESPACE
namespace QV4 {
namespace Heap {
struct VariantObject : Object
{
void init();
void init(const QMetaType type, const void *data);
void destroy() {
Q_ASSERT(scarceData);
if (isScarce())
addVmePropertyReference();
delete scarceData;
Object::destroy();
}
bool isScarce() const;
int vmePropertyReferenceCount;
const QVariant &data() const { return scarceData->data; }
QVariant &data() { return scarceData->data; }
void addVmePropertyReference() { scarceData->node.remove(); }
void removeVmePropertyReference() { internalClass->engine->scarceResources.insert(scarceData); }
private:
ExecutionEngine::ScarceResourceData *scarceData;
};
}
struct Q_QML_EXPORT VariantObject : Object
{
V4_OBJECT2(VariantObject, Object)
V4_PROTOTYPE(variantPrototype)
V4_NEEDS_DESTROY
void addVmePropertyReference() const;
void removeVmePropertyReference() const;
protected:
static bool virtualIsEqualTo(Managed *m, Managed *other);
};
struct VariantPrototype : VariantObject
{
public:
V4_PROTOTYPE(objectPrototype)
void init();
static ReturnedValue method_preserve(const FunctionObject *f, const Value *thisObject, const Value *argv, int argc);
static ReturnedValue method_destroy(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
static ReturnedValue method_toString(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
static ReturnedValue method_valueOf(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
};
}
QT_END_NAMESPACE
#endif
|