1 | // Copyright (C) 2020 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 QV4RESOLVEDTYPEREFERNCE_P_H |
5 | #define QV4RESOLVEDTYPEREFERNCE_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 <QtQml/private/qtqmlglobal_p.h> |
19 | #include <QtQml/private/qqmlrefcount_p.h> |
20 | #include <QtQml/private/qqmlpropertycache_p.h> |
21 | #include <QtQml/private/qqmltype_p.h> |
22 | #include <QtQml/private/qv4executablecompilationunit_p.h> |
23 | |
24 | QT_BEGIN_NAMESPACE |
25 | |
26 | class QCryptographicHash; |
27 | namespace QV4 { |
28 | |
29 | class ResolvedTypeReference |
30 | { |
31 | Q_DISABLE_COPY_MOVE(ResolvedTypeReference) |
32 | public: |
33 | ResolvedTypeReference() = default; |
34 | ~ResolvedTypeReference() |
35 | { |
36 | if (m_stronglyReferencesCompilationUnit && m_compilationUnit) |
37 | m_compilationUnit->release(); |
38 | } |
39 | |
40 | QQmlPropertyCache::ConstPtr propertyCache() const; |
41 | QQmlPropertyCache::ConstPtr createPropertyCache(); |
42 | bool addToHash(QCryptographicHash *hash, QHash<quintptr, QByteArray> *checksums); |
43 | |
44 | void doDynamicTypeCheck(); |
45 | |
46 | QQmlType type() const { return m_type; } |
47 | void setType(QQmlType type) { m_type = std::move(type); } |
48 | |
49 | QQmlRefPointer<QV4::ExecutableCompilationUnit> compilationUnit() { return m_compilationUnit; } |
50 | void setCompilationUnit(QQmlRefPointer<QV4::ExecutableCompilationUnit> unit) |
51 | { |
52 | if (m_compilationUnit == unit.data()) |
53 | return; |
54 | if (m_stronglyReferencesCompilationUnit) { |
55 | if (m_compilationUnit) |
56 | m_compilationUnit->release(); |
57 | m_compilationUnit = unit.take(); |
58 | } else { |
59 | m_compilationUnit = unit.data(); |
60 | } |
61 | } |
62 | |
63 | bool referencesCompilationUnit() const { return m_stronglyReferencesCompilationUnit; } |
64 | void setReferencesCompilationUnit(bool doReference) |
65 | { |
66 | if (doReference == m_stronglyReferencesCompilationUnit) |
67 | return; |
68 | m_stronglyReferencesCompilationUnit = doReference; |
69 | if (!m_compilationUnit) |
70 | return; |
71 | if (doReference) { |
72 | m_compilationUnit->addref(); |
73 | } else if (m_compilationUnit->count() == 1) { |
74 | m_compilationUnit->release(); |
75 | m_compilationUnit = nullptr; |
76 | } else { |
77 | m_compilationUnit->release(); |
78 | } |
79 | } |
80 | |
81 | QQmlPropertyCache::ConstPtr typePropertyCache() const { return m_typePropertyCache; } |
82 | void setTypePropertyCache(QQmlPropertyCache::ConstPtr cache) |
83 | { |
84 | m_typePropertyCache = std::move(cache); |
85 | } |
86 | |
87 | QTypeRevision version() const { return m_version; } |
88 | void setVersion(QTypeRevision version) { m_version = version; } |
89 | |
90 | bool isFullyDynamicType() const { return m_isFullyDynamicType; } |
91 | void setFullyDynamicType(bool fullyDynamic) { m_isFullyDynamicType = fullyDynamic; } |
92 | |
93 | private: |
94 | QQmlType m_type; |
95 | QQmlPropertyCache::ConstPtr m_typePropertyCache; |
96 | QV4::ExecutableCompilationUnit *m_compilationUnit = nullptr; |
97 | |
98 | QTypeRevision m_version = QTypeRevision::zero(); |
99 | // Types such as QQmlPropertyMap can add properties dynamically at run-time and |
100 | // therefore cannot have a property cache installed when instantiated. |
101 | bool m_isFullyDynamicType = false; |
102 | bool m_stronglyReferencesCompilationUnit = true; |
103 | }; |
104 | |
105 | } // namespace QV4 |
106 | |
107 | QT_END_NAMESPACE |
108 | |
109 | #endif // QV4RESOLVEDTYPEREFERNCE_P_H |
110 |