/***************************************************************************
- * Copyright (C) 2005-2016 by the Quassel Project *
+ * Copyright (C) 2005-2018 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
*/
virtual void setVersionMinor(const uint versionMinor);
+ /**
+ * Persist unsaved changes to permanent storage
+ *
+ * @return true if succeeded, false otherwise
+ */
+ bool sync();
+
/**
* Check if the configuration storage is writable.
*
}
- static QHash<QString, QVariant> settingsCache;
+ static QHash<QString, QVariant> settingsCache; ///< Cached settings values
+ static QHash<QString, bool> settingsKeyPersistedCache; ///< Cached settings key exists on disk
static QHash<QString, SettingsChangeNotifier *> settingsChangeNotifier;
inline QString normalizedKey(const QString &group, const QString &key)
}
+ /**
+ * Update the cache of whether or not a given settings key persists on disk
+ *
+ * @param normKey Normalized settings key ID
+ * @param exists True if key exists, otherwise false
+ */
+ inline void setCacheKeyPersisted(const QString &normKey, bool exists)
+ {
+ settingsKeyPersistedCache[normKey] = exists;
+ }
+
+
+ /**
+ * Check if the given settings key ID persists on disk (rather than being a default value)
+ *
+ * @see Settings::localKeyExists()
+ *
+ * @param normKey Normalized settings key ID
+ * @return True if key exists and persistence has been cached, otherwise false
+ */
+ inline const bool &cacheKeyPersisted(const QString &normKey)
+ {
+ return settingsKeyPersistedCache[normKey];
+ }
+
+
+ /**
+ * Check if the persistence of the given settings key ID has been cached
+ *
+ * @param normKey Normalized settings key ID
+ * @return True if key persistence has been cached, otherwise false
+ */
+ inline bool isKeyPersistedCached(const QString &normKey)
+ {
+ return settingsKeyPersistedCache.contains(normKey);
+ }
+
+
inline void setCacheValue(const QString &normKey, const QVariant &data)
{
settingsCache[normKey] = data;