| 1 | // Copyright (C) 2018 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 | |
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| 4 | #ifndef QQMLPREVIEWBLACKLIST_H |
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| 5 | #define QQMLPREVIEWBLACKLIST_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <QtCore/qhash.h> |
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| 19 | #include <QtCore/qchar.h> |
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| 20 | #include <QtCore/qstring.h> |
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| 21 | #include <algorithm> |
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| 22 | |
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| 23 | QT_BEGIN_NAMESPACE |
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| 24 | |
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| 25 | class QQmlPreviewBlacklist |
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| 26 | { |
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| 27 | public: |
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| 28 | void blacklist(const QString &path); |
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| 29 | void whitelist(const QString &path); |
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| 30 | bool isBlacklisted(const QString &path) const; |
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| 31 | void clear(); |
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| 32 | |
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| 33 | private: |
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| 34 | class Node { |
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| 35 | public: |
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| 36 | Node(); |
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| 37 | Node(const Node &other); |
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| 38 | Node(Node &&other) noexcept; |
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| 39 | |
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| 40 | ~Node(); |
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| 41 | |
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| 42 | Node &operator=(const Node &other); |
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| 43 | Node &operator=(Node &&other) noexcept; |
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| 44 | |
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| 45 | void split(QString::iterator it, QString::iterator end); |
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| 46 | void insert(const QString &path, int offset); |
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| 47 | void remove(const QString &path, int offset); |
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| 48 | int containedPrefixLeaf(const QString &path, int offset) const; |
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| 49 | |
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| 50 | private: |
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| 51 | Node(const QString &mine, const QHash<QChar, Node *> &next = QHash<QChar, Node *>(), |
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| 52 | bool isLeaf = true); |
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| 53 | |
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| 54 | QString m_mine; |
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| 55 | QHash<QChar, Node *> m_next; |
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| 56 | bool m_isLeaf = false; |
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| 57 | }; |
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| 58 | |
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| 59 | Node m_root; |
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| 60 | }; |
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| 61 | |
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| 62 | QT_END_NAMESPACE |
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| 63 | |
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| 64 | #endif // QQMLPREVIEWBLACKLIST_H |
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| 65 | |
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