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 | #ifndef QV4IDENTIFIERHASH_P_H |
4 | #define QV4IDENTIFIERHASH_P_H |
5 | |
6 | // |
7 | // W A R N I N G |
8 | // ------------- |
9 | // |
10 | // This file is not part of the Qt API. It exists purely as an |
11 | // implementation detail. This header file may change from version to |
12 | // version without notice, or even be removed. |
13 | // |
14 | // We mean it. |
15 | // |
16 | |
17 | #include <qstring.h> |
18 | #include <private/qv4global_p.h> |
19 | #include <private/qv4propertykey_p.h> |
20 | |
21 | QT_BEGIN_NAMESPACE |
22 | |
23 | namespace QV4 { |
24 | |
25 | struct IdentifierHashEntry; |
26 | struct IdentifierHashData; |
27 | struct Q_QML_PRIVATE_EXPORT IdentifierHash |
28 | { |
29 | IdentifierHash() = default; |
30 | IdentifierHash(ExecutionEngine *engine); |
31 | IdentifierHash(const IdentifierHash &other); |
32 | ~IdentifierHash(); |
33 | IdentifierHash &operator=(const IdentifierHash &other); |
34 | |
35 | bool isEmpty() const { return !d; } |
36 | |
37 | int count() const; |
38 | |
39 | void detach(); |
40 | |
41 | void add(const QString &str, int value); |
42 | void add(Heap::String *str, int value); |
43 | |
44 | int value(const QString &str) const; |
45 | int value(String *str) const; |
46 | QString findId(int value) const; |
47 | |
48 | private: |
49 | inline IdentifierHashEntry *addEntry(PropertyKey i); |
50 | inline const IdentifierHashEntry *lookup(PropertyKey identifier) const; |
51 | inline const IdentifierHashEntry *lookup(const QString &str) const; |
52 | inline const IdentifierHashEntry *lookup(String *str) const; |
53 | inline const PropertyKey toIdentifier(const QString &str) const; |
54 | inline const PropertyKey toIdentifier(Heap::String *str) const; |
55 | |
56 | IdentifierHashData *d = nullptr; |
57 | }; |
58 | |
59 | } // namespace QV4 |
60 | |
61 | QT_END_NAMESPACE |
62 | |
63 | #endif // QV4_IDENTIFIERHASH_P_H |
64 | |