| 1 | /* |
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| 2 | This file is part of the KDE libraries |
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| 3 | SPDX-FileCopyrightText: 1999 Torben Weis <weis@kde.org> |
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| 4 | SPDX-FileCopyrightText: 2000, 2003 Waldo Bastian <bastian@kde.org> |
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| 5 | SPDX-FileCopyrightText: 2012 David Faure <faure@kde.org> |
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| 6 | |
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| 7 | SPDX-License-Identifier: LGPL-2.0-only |
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| 8 | */ |
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| 9 | #ifndef kprotocolinfofactory_h |
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| 10 | #define kprotocolinfofactory_h |
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| 11 | |
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| 12 | #include <QHash> |
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| 13 | #include <QMutex> |
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| 14 | #include <QString> |
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| 15 | #include <QStringList> |
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| 16 | |
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| 17 | class KProtocolInfoPrivate; |
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| 18 | |
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| 19 | /** |
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| 20 | * @internal |
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| 21 | * |
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| 22 | * KProtocolInfoFactory is a factory for getting |
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| 23 | * KProtocolInfo. The factory is a singleton |
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| 24 | * (only one instance can exist). |
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| 25 | */ |
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| 26 | class KProtocolInfoFactory |
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| 27 | { |
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| 28 | public: |
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| 29 | /** |
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| 30 | * @return the instance of KProtocolInfoFactory (singleton). |
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| 31 | */ |
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| 32 | static KProtocolInfoFactory *self(); |
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| 33 | |
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| 34 | KProtocolInfoFactory(); |
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| 35 | ~KProtocolInfoFactory(); |
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| 36 | |
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| 37 | /** |
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| 38 | * Returns protocol info for @p protocol. |
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| 39 | * |
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| 40 | * Does not take proxy settings into account. |
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| 41 | * @param protocol the protocol to search for |
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| 42 | * @param updateCacheIfNotfound Flag for revalidating the cache. This will cause all plugins to be reloaded |
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| 43 | * @return the pointer to the KProtocolInfo, or @c nullptr if not found |
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| 44 | */ |
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| 45 | KProtocolInfoPrivate *findProtocol(const QString &protocol, bool updateCacheIfNotfound = true); |
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| 46 | |
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| 47 | /** |
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| 48 | * Loads all protocols. Slow, obviously, but fills the cache once and for all. |
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| 49 | */ |
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| 50 | QList<KProtocolInfoPrivate *> allProtocols(); |
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| 51 | |
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| 52 | /** |
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| 53 | * Returns list of all known protocols. |
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| 54 | * @return a list of all protocols |
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| 55 | */ |
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| 56 | QStringList protocols(); |
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| 57 | |
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| 58 | private: |
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| 59 | /** |
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| 60 | * Fill the internal cache. |
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| 61 | */ |
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| 62 | bool fillCache(); |
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| 63 | |
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| 64 | typedef QHash<QString, KProtocolInfoPrivate *> ProtocolCache; |
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| 65 | ProtocolCache m_cache; |
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| 66 | bool m_cacheDirty; |
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| 67 | mutable QMutex m_mutex; // protects m_cache and m_allProtocolsLoaded |
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| 68 | }; |
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| 69 | |
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| 70 | #endif |
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| 71 | |
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