| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | #ifndef QV4IDENTIFIERHASH_P_H |
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| 4 | #define QV4IDENTIFIERHASH_P_H |
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| 5 | |
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| 6 | // |
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| 7 | // W A R N I N G |
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| 8 | // ------------- |
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| 9 | // |
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| 10 | // This file is not part of the Qt API. It exists purely as an |
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| 11 | // implementation detail. This header file may change from version to |
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| 12 | // version without notice, or even be removed. |
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| 13 | // |
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| 14 | // We mean it. |
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| 15 | // |
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| 16 | |
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| 17 | #include <qstring.h> |
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| 18 | #include <private/qv4global_p.h> |
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| 19 | #include <private/qv4propertykey_p.h> |
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| 20 | |
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| 21 | QT_BEGIN_NAMESPACE |
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| 22 | |
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| 23 | namespace QV4 { |
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| 24 | |
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| 25 | struct IdentifierHashEntry; |
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| 26 | struct IdentifierHashData; |
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| 27 | struct Q_QML_EXPORT IdentifierHash |
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| 28 | { |
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| 29 | IdentifierHash() = default; |
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| 30 | IdentifierHash(ExecutionEngine *engine); |
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| 31 | IdentifierHash(const IdentifierHash &other); |
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| 32 | ~IdentifierHash(); |
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| 33 | IdentifierHash &operator=(const IdentifierHash &other); |
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| 34 | |
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| 35 | bool isEmpty() const { return !d; } |
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| 36 | |
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| 37 | int count() const; |
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| 38 | |
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| 39 | void detach(); |
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| 40 | |
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| 41 | void add(const QString &str, int value); |
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| 42 | void add(Heap::String *str, int value); |
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| 43 | |
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| 44 | int value(const QString &str) const; |
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| 45 | int value(String *str) const; |
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| 46 | QString findId(int value) const; |
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| 47 | |
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| 48 | private: |
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| 49 | inline IdentifierHashEntry *addEntry(PropertyKey i); |
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| 50 | inline const IdentifierHashEntry *lookup(PropertyKey identifier) const; |
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| 51 | inline const IdentifierHashEntry *lookup(const QString &str) const; |
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| 52 | inline const IdentifierHashEntry *lookup(String *str) const; |
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| 53 | inline const PropertyKey toIdentifier(const QString &str) const; |
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| 54 | inline const PropertyKey toIdentifier(Heap::String *str) const; |
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| 55 | |
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| 56 | IdentifierHashData *d = nullptr; |
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| 57 | }; |
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| 58 | |
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| 59 | } // namespace QV4 |
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| 60 | |
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| 61 | QT_END_NAMESPACE |
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| 62 | |
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| 63 | #endif // QV4_IDENTIFIERHASH_P_H |
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| 64 | |
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