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Qt Core C++ Classes

Provides core non-GUI functionality.

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Qt Core C++ Classes

Provides core non-GUI functionality.

Classes

  • QAtomicInt: The QAtomicInt class provides platform-independent atomic operations on int.

  • QAtomicPointer: The QAtomicPointer class is a template class that provides platform-independent atomic operations on pointers.

  • QBEInteger: The QBEInteger class provides platform-independent big-endian integers.

  • QByteArrayList: The QByteArrayList class provides a list of byte arrays.

  • QCborParserError: The QCborParserError is used by QCborValue to report a parsing error.

  • QContiguousCache: The QContiguousCache class is a template class that provides a contiguous cache.

  • QElapsedTimer: The QElapsedTimer class provides a fast way to calculate elapsed times.

  • QEnableSharedFromThis: A base class that allows obtaining a QSharedPointer for an object already managed by a shared pointer.

  • QExplicitlySharedDataPointer: The QExplicitlySharedDataPointer class represents a pointer to an explicitly shared object.

  • QFlag: The QFlag class is a helper data type for QFlags.

  • QFuture: The QFuture class represents the result of an asynchronous computation.

  • QFutureSynchronizer: The QFutureSynchronizer class is a convenience class that simplifies QFuture synchronization.

  • QFutureWatcher: The QFutureWatcher class allows monitoring a QFuture using signals and slots.

  • QGenericArgument: The QGenericArgument class is an internal helper class for marshalling arguments.

  • QGenericReturnArgument: The QGenericReturnArgument class is an internal helper class for marshalling arguments.

  • QGlobalStatic: The QGlobalStatic class is used to implement a global static object.

  • QHash: The QHash class is a template class that provides a hash-table-based dictionary.

  • QHashIterator: The QHashIterator class provides a Java-style const iterator for QHash and QMultiHash.

  • QKeyValueIterator: Iterator over the key/value pairs of an associative container.

  • QLEInteger: The QLEInteger class provides platform-independent little-endian integers.

  • QLatin1Char: The QLatin1Char class provides an 8-bit ASCII/Latin-1 character.

  • QLatin1String: The QLatin1String class provides a thin wrapper around an US-ASCII/Latin-1 encoded string literal.

  • QLinkedList: The QLinkedList class is a template class that provides linked lists.

  • QList: The QList class is a template class that provides lists.

  • QMap: The QMap class is a template class that provides a red-black-tree-based dictionary.

  • QMap::key_iterator: The QMap::key_iterator class provides an STL-style const iterator for QMap and QMultiMap keys.

  • QMarginsF: The QMarginsF class defines the four margins of a rectangle.

  • QMessageLogContext: The QMessageLogContext class provides additional information about a log message.

  • QMetaObject: The QMetaObject class contains meta-information about Qt objects.

  • QMetaObject::Connection:

  • QMetaType: The QMetaType class manages named types in the meta-object system.

  • QMutableHashIterator: The QMutableHashIterator class provides a Java-style non-const iterator for QHash and QMultiHash.

  • QMutableMapIterator: The QMutableMapIterator class provides a Java-style non-const iterator for QMap and QMultiMap.

  • QMutableSetIterator: The QMutableSetIterator class provides a Java-style non-const iterator for QSet.

  • QMutex: The QMutex class provides access serialization between threads.

  • QMutexLocker: The QMutexLocker class is a convenience class that simplifies locking and unlocking mutexes.

  • QPair: The QPair class is a template class that stores a pair of items.

  • QPointer: The QPointer class is a template class that provides guarded pointers to QObject.

  • QQueue: The QQueue class is a generic container that provides a queue.

  • QRandomGenerator: The QRandomGenerator class allows one to obtain random values from a high-quality Random Number Generator.

  • QRandomGenerator64: The QRandomGenerator64 class allows one to obtain 64-bit random values from a high-quality, seed-less Random Number Generator.

  • QRect: The QRect class defines a rectangle in the plane using integer precision.

  • QRectF: The QRectF class defines a rectangle in the plane using floating point precision.

  • QScopeGuard: Provides a scope guard for calling a function at the end of a scope.

  • QScopedPointer: The QScopedPointer class stores a pointer to a dynamically allocated object, and deletes it upon destruction.

  • QScopedValueRollback: The QScopedValueRollback class resets a variable to its previous value on destruction.

  • QSemaphoreReleaser: The QSemaphoreReleaser class provides exception-safe deferral of a QSemaphore::release() call.

  • QSet: The QSet class is a template class that provides a hash-table-based set.

  • QSet::const_iterator: The QSet::const_iterator class provides an STL-style const iterator for QSet.

  • QSet::iterator: The QSet::iterator class provides an STL-style non-const iterator for QSet.

  • QSetIterator: The QSetIterator class provides a Java-style const iterator for QSet.

  • QSharedDataPointer: The QSharedDataPointer class represents a pointer to an implicitly shared object.

  • QSharedPointer: The QSharedPointer class holds a strong reference to a shared pointer.

  • QSignalBlocker: Exception-safe wrapper around QObject::blockSignals().

  • QStack: The QStack class is a template class that provides a stack.

  • QStaticByteArrayMatcher: The QStaticByteArrayMatcher class is a compile-time version of QByteArrayMatcher.

  • QStringList: The QStringList class provides a list of strings.

  • QStringView: The QStringView class provides a unified view on UTF-16 strings with a read-only subset of the QString API.

  • QTextCodec: The QTextCodec class provides conversions between text encodings.

  • QTextDecoder: The QTextDecoder class provides a state-based decoder.

  • QTextEncoder: The QTextEncoder class provides a state-based encoder.

  • QThread: The QThread class provides a platform-independent way to manage threads.

  • QThreadStorage: The QThreadStorage class provides per-thread data storage.

  • QVarLengthArray: The QVarLengthArray class provides a low-level variable-length array.

  • QVector: The QVector class is a template class that provides a dynamic array.

  • QVersionNumber: The QVersionNumber class contains a version number with an arbitrary number of segments.

  • QWeakPointer: The QWeakPointer class holds a weak reference to a shared pointer.

Detailed Description

All other Qt modules rely on this module.

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