Annotated Class List

Qt classes with brief descriptions:

Qt3DAnimation::QClipBlendNodeCreatedChange
Qt3DCore::QNodeCreatedChange	Used to notify when a node is created
Qt3DCore::QNodeIdTypePair
Qt3DRender::FbxGeometryLoader
Qt3DRender::GLTFGeometryLoader
Qt3DRender::QFrameGraphNodeCreatedChange
Qt3DRender::FunctorType
QAxBase	Abstract class that provides an API to initialize and access a COM object
QAxScript	Wrapper around script code
QAxScriptEngine	Wrapper around a script engine
QAxScriptManager	Bridge between application objects and script code
QAxSelect	Selection dialog for registered COM components
QAxWidget	QWidget that wraps an ActiveX control
QAxAggregated	Abstract base class for implementations of additional COM interfaces
QAxBindable	Interface between a QWidget and an ActiveX client
QAxFactory	Defines a factory for the creation of COM components
QAbstractAnimation	The base of all animations
QAnimationGroup	Abstract base class for groups of animations
QParallelAnimationGroup	Parallel group of animations
QPauseAnimation	Pause for QSequentialAnimationGroup
QPropertyAnimation	Animates Qt properties
QSequentialAnimationGroup	Sequential group of animations
QVariantAnimation	Base class for animations
QTextCodec	Conversions between text encodings
QTextDecoder	State-based decoder
QTextEncoder	State-based encoder
QBEInteger	Platform-independent big-endian integers
QLEInteger	Platform-independent little-endian integers
QMessageLogContext	Additional information about a log message
QMessageLogger	Generates log messages
QBuffer	QIODevice interface for a QByteArray
QDebug	Output stream for debugging information
QDebugStateSaver	Convenience class for custom QDebug operators
QDir	Access to directory structures and their contents
QDirIterator	Iterator for directory entrylists
QFile	Interface for reading from and writing to files
QFileDevice	Interface for reading from and writing to open files
QFileInfo	System-independent file information
QFileSelector	Convenient way of selecting file variants
QFileSystemWatcher	Interface for monitoring files and directories for modifications
QIODevice	The base interface class of all I/O devices in Qt
QLockFile	Locking between processes using a file
QLoggingCategory	Represents a category, or 'area' in the logging infrastructure
QProcess	Used to start external programs and to communicate with them
QProcessEnvironment	Holds the environment variables that can be passed to a program
QResource	Interface for reading directly from resources
QSaveFile	Interface for safely writing to files
QSettings	Persistent platform-independent application settings
QStandardPaths	Methods for accessing standard paths
QStorageInfo	Provides information about currently mounted storage and drives
QTemporaryDir	Creates a unique directory for temporary use
QTemporaryFile	I/O device that operates on temporary files
QUrl	Convenient interface for working with URLs
QUrlQuery	Way to manipulate a key-value pairs in a URL's query
QAbstractItemModel	The abstract interface for item model classes
QAbstractListModel	Abstract model that can be subclassed to create one-dimensional list models
QAbstractTableModel	Abstract model that can be subclassed to create table models
QModelIndex	Used to locate data in a data model
QPersistentModelIndex	Used to locate data in a data model
QAbstractProxyModel	Base class for proxy item models that can do sorting, filtering or other data processing tasks
QIdentityProxyModel	Proxies its source model unmodified
QItemSelection	Manages information about selected items in a model
QItemSelectionModel	Keeps track of a view's selected items
QItemSelectionRange	Manages information about a range of selected items in a model
QSortFilterProxyModel	Support for sorting and filtering data passed between another model and a view
QStringListModel	Model that supplies strings to views
QAbstractEventDispatcher	Interface to manage Qt's event queue
QAbstractNativeEventFilter	Interface for receiving native events, such as MSG or XCB event structs
QBasicTimer	Timer events for objects
QCoreApplication	Event loop for Qt applications without UI
QChildEvent	Contains event parameters for child object events
QDynamicPropertyChangeEvent	Contains event parameters for dynamic property change events
QEvent	The base class of all event classes. Event objects contain event parameters
QTimerEvent	Contains parameters that describe a timer event
QDeadlineTimer	Marks a deadline in the future
QElapsedTimer	Fast way to calculate elapsed times
QEventLoop	Means of entering and leaving an event loop
QEventLoopLocker	Means to quit an event loop when it is no longer needed
QMetaClassInfo	Additional information about a class
QMetaEnum	Meta-data about an enumerator
QMetaMethod	Meta-data about a member function
QMetaProperty	Meta-data about a property
QMetaType	Manages named types in the meta-object system
QMimeData	Container for data that records information about its MIME type
QObject	The base class of all Qt objects
QSignalBlocker	Exception-safe wrapper around QObject::blockSignals()
QObjectCleanupHandler	Watches the lifetime of multiple QObjects
QGenericArgument	Internal helper class for marshalling arguments
QGenericReturnArgument	Internal helper class for marshalling arguments
QMetaObject	Contains meta-information about Qt objects
QPointer	Template class that provides guarded pointers to QObject
QSharedMemory	Access to a shared memory segment
QSocketNotifier	Support for monitoring activity on a file descriptor
QSystemSemaphore	General counting system semaphore
QTimer	Repetitive and single-shot timers
QTranslator	Internationalization support for text output
QAssociativeIterable	Iterable interface for an associative container in a QVariant
QSequentialIterable	Iterable interface for a container in a QVariant
QVariant	Acts like a union for the most common Qt data types
QWinEventNotifier	Support for the Windows Wait functions
QMimeDatabase	Maintains a database of MIME types
QMimeType	Describes types of file or data, represented by a MIME type string
QLibrary	Loads shared libraries at runtime
QStaticPlugin	Struct containing a reference to a static plugin instance together with its meta data
QPluginLoader	Loads a plugin at run-time
QUuid	Stores a Universally Unique Identifier (UUID)
QDataStream	Serialization of binary data to a QIODevice
QJsonArray	Encapsulates a JSON array
QJsonDocument	Way to read and write JSON documents
QJsonParseError	Used to report errors during JSON parsing
QJsonObject	Encapsulates a JSON object
QJsonValue	Encapsulates a value in JSON
QTextStream	Convenient interface for reading and writing text
QXmlStreamAttribute	Represents a single XML attribute
QXmlStreamAttributes	Represents a vector of QXmlStreamAttribute
QXmlStreamEntityDeclaration	Represents a DTD entity declaration
QXmlStreamEntityResolver	Entity resolver for a QXmlStreamReader
QXmlStreamNamespaceDeclaration	Represents a namespace declaration
QXmlStreamNotationDeclaration	Represents a DTD notation declaration
QXmlStreamReader	Fast parser for reading well-formed XML via a simple streaming API
QXmlStreamWriter	XML writer with a simple streaming API
QAbstractState	The base class of states of a QStateMachine
QAbstractTransition	The base class of transitions between QAbstractState objects
QEventTransition	QObject-specific transition for Qt events
QFinalState	Final state
QHistoryState	Means of returning to a previously active substate
QSignalTransition	Transition based on a Qt signal
QState	General-purpose state for QStateMachine
QStateMachine	Hierarchical finite state machine
QAtomicInt	Platform-independent atomic operations on int
QAtomicInteger	Platform-independent atomic operations on integers
QAtomicPointer	Template class that provides platform-independent atomic operations on pointers
QException	Base class for exceptions that can transferred across threads
QUnhandledException	UnhandledException class represents an unhandled exception in a worker thread
QFuture	Represents the result of an asynchronous computation
QFutureIterator	Java-style const iterator for QFuture
QFutureSynchronizer	Convenience class that simplifies QFuture synchronization
QFutureWatcher	Allows monitoring a QFuture using signals and slots
QMutex	Access serialization between threads
QMutexLocker	Convenience class that simplifies locking and unlocking mutexes
QReadLocker	Convenience class that simplifies locking and unlocking read-write locks for read access
QReadWriteLock	Read-write locking
QWriteLocker	Convenience class that simplifies locking and unlocking read-write locks for write access
QRunnable	The base class for all runnable objects
QSemaphore	General counting semaphore
QSemaphoreReleaser	Exception-safe deferral of a QSemaphore::release() call
QThread	Platform-independent way to manage threads
QThreadPool	Manages a collection of QThreads
QThreadStorage	Per-thread data storage
QWaitCondition	Condition variable for synchronizing threads
QBitArray	Array of bits
QByteArray	Array of bytes
QByteArrayList	List of byte arrays
QByteArrayMatcher	Holds a sequence of bytes that can be quickly matched in a byte array
QStaticByteArrayMatcher	Compile-time version of QByteArrayMatcher
QCache	Template class that provides a cache
QChar	16-bit Unicode character
QLatin1Char	8-bit ASCII/Latin-1 character
QCollator	Compares strings according to a localized collation algorithm
QCollatorSortKey	Can be used to speed up string collation
QCommandLineOption	Defines a possible command-line option
QCommandLineParser	Means for handling the command line options
QContiguousCache	Template class that provides a contiguous cache
QCryptographicHash	Way to generate cryptographic hashes
QDate	Date functions
QDateTime	Date and time functions
QTime	Clock time functions
QEasingCurve	Easing curves for controlling animation
QHash	Template class that provides a hash-table-based dictionary
QHashIterator	Java-style const iterator for QHash and QMultiHash
QMultiHash	Convenience QHash subclass that provides multi-valued hashes
QMutableHashIterator	Java-style non-const iterator for QHash and QMultiHash
QKeyValueIterator	Iterator over the key/value pairs of an associative container
QLine	Two-dimensional vector using integer precision
QLineF	Two-dimensional vector using floating point precision
QLinkedList	Template class that provides linked lists
QLinkedListIterator	Java-style const iterator for QLinkedList
QMutableLinkedListIterator	Java-style non-const iterator for QLinkedList
QList	Template class that provides lists
QListIterator	Java-style const iterator for QList and QQueue
QMutableListIterator	Java-style non-const iterator for QList and QQueue
QLocale	Converts between numbers and their string representations in various languages
QMap	Template class that provides a red-black-tree-based dictionary
QMapIterator	Java-style const iterator for QMap and QMultiMap
QMultiMap	Convenience QMap subclass that provides multi-valued maps
QMutableMapIterator	Java-style non-const iterator for QMap and QMultiMap
QMargins	Defines the four margins of a rectangle
QMarginsF	Defines the four margins of a rectangle
QMessageAuthenticationCode	Way to generate hash-based message authentication codes
QPair	Template class that stores a pair of items
QPoint	Defines a point in the plane using integer precision
QPointF	Defines a point in the plane using floating point precision
QQueue	Generic container that provides a queue
QRect	Defines a rectangle in the plane using integer precision
QRectF	Defines a rectangle in the plane using floating point precision
QRegExp	Pattern matching using regular expressions
QRegularExpression	Pattern matching using regular expressions
QRegularExpressionMatch	The results of a matching a QRegularExpression against a string
QRegularExpressionMatchIterator	Iterator on the results of a global match of a QRegularExpression object against a string
QScopedArrayPointer	Stores a pointer to a dynamically allocated array of objects, and deletes it upon destruction
QScopedPointer	Stores a pointer to a dynamically allocated object, and deletes it upon destruction
QScopedValueRollback	Resets a variable to its previous value on destruction
QMutableSetIterator	Java-style non-const iterator for QSet
QSet	Template class that provides a hash-table-based set
QSetIterator	Java-style const iterator for QSet
QExplicitlySharedDataPointer	Represents a pointer to an explicitly shared object
QSharedData	Base class for shared data objects
QSharedDataPointer	Represents a pointer to an implicitly shared object
QEnableSharedFromThis	A base class that allows obtaining a QSharedPointer for an object already managed by a shared pointer
QSharedPointer	Holds a strong reference to a shared pointer
QWeakPointer	Holds a weak reference to a shared pointer
QSize	Defines the size of a two-dimensional object using integer point precision
QSizeF	Defines the size of a two-dimensional object using floating point precision
QStack	Template class that provides a stack
QLatin1String	Thin wrapper around an US-ASCII/Latin-1 encoded string literal
QString	Unicode character string
QStringRef	Thin wrapper around QString substrings
QStringList	List of strings
QStringMatcher	Holds a sequence of characters that can be quickly matched in a Unicode string
QStringView	Unified view on UTF-16 strings with a read-only subset of the QString API
QTextBoundaryFinder	Way of finding Unicode text boundaries in a string
QTimeLine	Timeline for controlling animations
QTimeZone	Converts between UTC and local time in a specific time zone
QVarLengthArray	Low-level variable-length array
QMutableVectorIterator	Java-style non-const iterator for QVector and QStack
QVector	Template class that provides a dynamic array
QVectorIterator	Java-style const iterator for QVector and QStack
QVersionNumber	Contains a version number with an arbitrary number of segments
QDBusAbstractInterface	The base class for all D-Bus interfaces in the Qt D-Bus binding, allowing access to remote interfaces
QDBusArgument	Used to marshall and demarshall D-Bus arguments
QAccessible	Enums and static functions related to accessibility
QAccessibleActionInterface	Implements support for invocable actions in the interface
QAccessibleEditableTextInterface	Implements support for objects with editable text
QAccessibleEvent	The base class for accessibility notifications
QAccessibleInterface	Defines an interface that exposes information about accessible objects
QAccessibleStateChangeEvent	Notfies the accessibility framework that the state of an object has changed
QAccessibleTableCellInterface	Implements support for the IAccessibleTable2 Cell interface
QAccessibleTableInterface	Implements support for the IAccessibleTable2 interface
QAccessibleTableModelChangeEvent	Signifies a change in a table, list, or tree where cells are added or removed. If the change affected a number of rows, firstColumn and lastColumn will return -1. Likewise for columns, the row functions may return -1
QAccessibleTextCursorEvent	Notifies of cursor movements
QAccessibleTextInsertEvent	Notifies of text being inserted
QAccessibleTextInterface	Implements support for text handling
QAccessibleTextRemoveEvent	Notifies of text being deleted
QAccessibleTextSelectionEvent	Signals a change in the text selection of an object
QAccessibleTextUpdateEvent	Notifies about text changes. This is for accessibles that support editable text such as line edits. This event occurs for example when a portion of selected text gets replaced by pasting a new text or in override mode of editors
QAccessibleValueChangeEvent	Describes a change in value for an accessible object
QAccessibleValueInterface	Implements support for objects that manipulate a value
QAccessibleObject	Implements parts of the QAccessibleInterface for QObjects
QAccessiblePlugin	Abstract base class for plugins provinding accessibility information for user interface elements
QBitmap	Monochrome (1-bit depth) pixmaps
QIcon	Scalable icons in different modes and states
QIconEngine	Abstract base class for QIcon renderers
QIconEnginePlugin	Abstract base for custom QIconEngine plugins
QImage	Hardware-independent image representation that allows direct access to the pixel data, and can be used as a paint device
QImageIOHandler	Defines the common image I/O interface for all image formats in Qt
QImageIOPlugin	Defines an interface for writing an image format plugin
QImageReader	Format independent interface for reading images from files or other devices
QImageWriter	Format independent interface for writing images to files or other devices
QMovie	Convenience class for playing movies with QImageReader
QPicture	Paint device that records and replays QPainter commands
QPixmap	Off-screen image representation that can be used as a paint device
QPixmapCache	Application-wide cache for pixmaps
QStandardItem	Item for use with the QStandardItemModel class
QStandardItemModel	Generic model for storing custom data
QClipboard	Access to the window system clipboard
QCursor	Mouse cursor with an arbitrary shape
QDrag	Support for MIME-based drag and drop data transfer
QActionEvent	Event that is generated when a QAction is added, removed, or changed
QCloseEvent	Contains parameters that describe a close event
QContextMenuEvent	Contains parameters that describe a context menu event
QDragEnterEvent	Event which is sent to a widget when a drag and drop action enters it
QDragLeaveEvent	Event that is sent to a widget when a drag and drop action leaves it
QDragMoveEvent	Event which is sent while a drag and drop action is in progress
QDropEvent	Event which is sent when a drag and drop action is completed
QEnterEvent	Contains parameters that describe an enter event
QExposeEvent	Contains event parameters for expose events
QFileOpenEvent	Event that will be sent when there is a request to open a file or a URL
QFocusEvent	Contains event parameters for widget focus events
QHelpEvent	Event that is used to request helpful information about a particular point in a widget
QHideEvent	Event which is sent after a widget is hidden
QHoverEvent	Contains parameters that describe a mouse event
QIconDragEvent	Indicates that a main icon drag has begun
QInputEvent	The base class for events that describe user input
QInputMethodEvent	Parameters for input method events
QInputMethodQueryEvent	Event sent by the input context to input objects
QKeyEvent	Describes a key event
QMouseEvent	Contains parameters that describe a mouse event
QMoveEvent	Contains event parameters for move events
QNativeGestureEvent	Contains parameters that describe a gesture event
QPaintEvent	Contains event parameters for paint events
QPlatformSurfaceEvent	Used to notify about native platform surface events
QPointingDeviceUniqueId	Identifies a unique object, such as a tagged token or stylus, which is used with a pointing device
QResizeEvent	Contains event parameters for resize events
QScrollEvent	Sent when scrolling
QScrollPrepareEvent	Sent in preparation of scrolling
QShortcutEvent	Event which is generated when the user presses a key combination
QShowEvent	Event that is sent when a widget is shown
QStatusTipEvent	Event that is used to show messages in a status bar
QTabletEvent	Contains parameters that describe a Tablet event
QTouchEvent	Contains parameters that describe a touch event
QWhatsThisClickedEvent	Event that can be used to handle hyperlinks in a "What's This?" text
QWheelEvent	Contains parameters that describe a wheel event
QWindowStateChangeEvent	The window state before a window state change
QGenericPlugin	Abstract base class for plugins
QGenericPluginFactory	Creates plugin drivers
QGuiApplication	Manages the GUI application's control flow and main settings
QInputMethod	Access to the active text input method
QKeySequence	Encapsulates a key sequence as used by shortcuts
QOffscreenSurface	Represents an offscreen surface in the underlying platform
QOpenGLContext	Represents a native OpenGL context, enabling OpenGL rendering on a QSurface
QOpenGLContextGroup	Represents a group of contexts sharing OpenGL resources
QOpenGLVersionProfile	Represents the version and if applicable the profile of an OpenGL context
QOpenGLWindow	Convenience subclass of QWindow to perform OpenGL painting
QPaintDeviceWindow	Convenience subclass of QWindow that is also a QPaintDevice
QPalette	Contains color groups for each widget state
QPixelFormat	Class for describing different pixel layouts in graphics buffers
QRasterWindow	Convenience class for using QPainter on a QWindow
QScreen	Used to query screen properties
QSessionManager	Access to the session manager
QStyleHints	Contains platform specific hints and settings
QSurface	Abstraction of renderable surfaces in Qt
QSurfaceFormat	Represents the format of a QSurface
QTouchDevice	Describes the device from which touch events originate
QWindow	Represents a window in the underlying windowing system
QGenericMatrix	Template class that represents a NxM transformation matrix with N columns and M rows
QMatrix4x4	Represents a 4x4 transformation matrix in 3D space
QQuaternion	Represents a quaternion consisting of a vector and scalar
QVector2D	Represents a vector or vertex in 2D space
QVector3D	Represents a vector or vertex in 3D space
QVector4D	Represents a vector or vertex in 4D space
QOpenGLBuffer	Functions for creating and managing OpenGL buffer objects
QOpenGLDebugLogger	Enables logging of OpenGL debugging messages
QOpenGLDebugMessage	Wraps an OpenGL debug message
QOpenGLExtraFunctions	Cross-platform access to the OpenGL ES 3.0, 3.1 and 3.2 API
QOpenGLFramebufferObject	Encapsulates an OpenGL framebuffer object
QOpenGLFramebufferObjectFormat	Specifies the format of an OpenGL framebuffer object
QOpenGLFunctions	Cross-platform access to the OpenGL ES 2.0 API
QOpenGLFunctions_1_0	All functions for OpenGL 1.0 specification
QOpenGLFunctions_3_2_Core	All functions for OpenGL 3.2 core profile
QOpenGLPaintDevice	Enables painting to an OpenGL context using QPainter
QOpenGLPixelTransferOptions	Describes the pixel storage modes that affect the unpacking of pixels during texture upload
QOpenGLShader	Allows OpenGL shaders to be compiled
QOpenGLShaderProgram	Allows OpenGL shader programs to be linked and used
QOpenGLTexture	Encapsulates an OpenGL texture object
QOpenGLTextureBlitter	Convenient way to draw textured quads via OpenGL
QOpenGLTimeMonitor	Wraps a sequence of OpenGL timer query objects
QOpenGLTimerQuery	Wraps an OpenGL timer query object
QAbstractOpenGLFunctions	The base class of a family of classes that expose all functions for each OpenGL version and profile
QOpenGLVertexArrayObject	Wraps an OpenGL Vertex Array Object
QBackingStore	Drawing area for QWindow
QBrush	Defines the fill pattern of shapes drawn by QPainter
QConicalGradient	Used in combination with QBrush to specify a conical gradient brush
QGradient	Used in combination with QBrush to specify gradient fills
QLinearGradient	Used in combination with QBrush to specify a linear gradient brush
QRadialGradient	Used in combination with QBrush to specify a radial gradient brush
QColor	Colors based on RGB, HSV or CMYK values
QPagedPaintDevice	Represents a paintdevice that supports multiple pages
QPageLayout	Describes the size, orientation and margins of a page
QPageSize	Describes the size and name of a defined page size
QPaintDevice	The base class of objects that can be painted on with QPainter
QPaintEngine	Abstract definition of how QPainter draws to a given device on a given platform
QPaintEngineState	Information about the active paint engine's current state
QTextItem	All the information required to draw text in a custom paint engine
QPainter	Performs low-level painting on widgets and other paint devices
QPainterPath	Container for painting operations, enabling graphical shapes to be constructed and reused
QPainterPathStroker	Used to generate fillable outlines for a given painter path
QPdfWriter	Class to generate PDFs that can be used as a paint device
QPen	Defines how a QPainter should draw lines and outlines of shapes
QPolygon	Vector of points using integer precision
QPolygonF	Vector of points using floating point precision
QRegion	Specifies a clip region for a painter
QRgba64	Struct contains a 64-bit RGB color
QTransform	Specifies 2D transformations of a coordinate system
QAbstractTextDocumentLayout	Abstract base class used to implement custom layouts for QTextDocuments
QTextObjectInterface	Allows drawing of custom text objects in QTextDocuments
QFont	Specifies a font used for drawing text
QFontDatabase	Information about the fonts available in the underlying window system
QFontInfo	General information about fonts
QFontMetrics	Font metrics information
QFontMetricsF	Font metrics information
QGlyphRun	Direct access to the internal glyphs in a font
QRawFont	Access to a single physical instance of a font
QStaticText	Enables optimized drawing of text when the text and its layout is updated rarely
QSyntaxHighlighter	Allows you to define syntax highlighting rules, and in addition you can use the class to query a document's current formatting or user data
QTextCursor	Offers an API to access and modify QTextDocuments
QTextDocument	Holds formatted text
QTextDocumentFragment	Represents a piece of formatted text from a QTextDocument
QTextDocumentWriter	Format-independent interface for writing a QTextDocument to files or other devices
QTextBlockFormat	Formatting information for blocks of text in a QTextDocument
QTextCharFormat	Formatting information for characters in a QTextDocument
QTextFormat	Formatting information for a QTextDocument
QTextFrameFormat	Formatting information for frames in a QTextDocument
QTextImageFormat	Formatting information for images in a QTextDocument
QTextLength	Encapsulates the different types of length used in a QTextDocument
QTextListFormat	Formatting information for lists in a QTextDocument
QTextTableCellFormat	Formatting information for table cells in a QTextDocument
QTextTableFormat	Formatting information for tables in a QTextDocument
QTextInlineObject	Represents an inline object in a QAbstractTextDocumentLayout and its implementations
QTextLayout	Used to lay out and render text
QTextLine	Represents a line of text inside a QTextLayout
QTextList	Decorated list of items in a QTextDocument
QTextBlock	Container for text fragments in a QTextDocument
QTextBlockGroup	Container for text blocks within a QTextDocument
QTextBlockUserData	Used to associate custom data with blocks of text
QTextFragment	Holds a piece of text in a QTextDocument with a single QTextCharFormat
QTextFrame	Represents a frame in a QTextDocument
QTextObject	Base class for different kinds of objects that can group parts of a QTextDocument together
QTextOption	Description of general rich text properties
QTextTable	Represents a table in a QTextDocument
QTextTableCell	Represents the properties of a cell in a QTextTable
QDesktopServices	Methods for accessing common desktop services
QDoubleValidator	Range checking of floating-point numbers
QIntValidator	Validator that ensures a string contains a valid integer within a specified range
QRegExpValidator	Used to check a string against a regular expression
QRegularExpressionValidator	Used to check a string against a regular expression
QValidator	Validation of input text
QVulkanExtension	Represents information about a Vulkan extension
QVulkanInfoVector	A specialized QVector for QVulkanLayer and QVulkanExtension
QVulkanInstance	Represents a native Vulkan instance, enabling Vulkan rendering onto a QSurface
QVulkanLayer	Represents information about a Vulkan layer
QRasterPaintEngine	Enables hardware acceleration of painting operations in Qt for Embedded Linux
QVulkanWindow	Convenience subclass of QWindow to perform Vulkan rendering
QVulkanWindowRenderer	Used to implement the application-specific rendering logic for a QVulkanWindow
QSupportedWritingSystems	Used when registering fonts with the internal Qt fontdatabase
QAbstractNetworkCache	The interface for cache implementations
QNetworkCacheMetaData	Cache information
QHstsPolicy	Specifies that a host supports HTTP Strict Transport Security policy (HSTS)
QHttpMultiPart	Resembles a MIME multipart message to be sent over HTTP
QHttpPart	Holds a body part to be used inside a HTTP multipart MIME message
QNetworkAccessManager	Allows the application to send network requests and receive replies
QNetworkCookie	Holds one network cookie
QNetworkCookieJar	Implements a simple jar of QNetworkCookie objects
QNetworkDiskCache	Very basic disk cache
QNetworkReply	Contains the data and headers for a request sent with QNetworkAccessManager
QNetworkRequest	Holds a request to be sent with QNetworkAccessManager
QNetworkConfigurationManager	Manages the network configurations provided by the system
QNetworkConfiguration	Abstraction of one or more access point configurations
QNetworkSession	Control over the system's access points and enables session management for cases when multiple clients access the same access point
QDnsDomainNameRecord	Stores information about a domain name record
QDnsHostAddressRecord	Stores information about a host address record
QDnsLookup	Represents a DNS lookup
QDnsMailExchangeRecord	Stores information about a DNS MX record
QDnsServiceRecord	Stores information about a DNS SRV record
QDnsTextRecord	Stores information about a DNS TXT record
QHostAddress	IP address
QHostInfo	Static functions for host name lookups
QNetworkDatagram	The data and metadata of a UDP datagram
QNetworkAddressEntry	Stores one IP address supported by a network interface, along with its associated netmask and broadcast address
QNetworkInterface	Listing of the host's IP addresses and network interfaces
QNetworkProxy	Network layer proxy
QNetworkProxyFactory	Fine-grained proxy selection
QNetworkProxyQuery	Used to query the proxy settings for a socket
QAbstractSocket	The base functionality common to all socket types
QLocalServer	Local socket based server
QLocalSocket	Local socket
QSctpServer	SCTP-based server
QSctpSocket	SCTP socket
QTcpServer	TCP-based server
QTcpSocket	TCP socket
QUdpSocket	UDP socket
QSslCertificate	Convenient API for an X509 certificate
QSslCertificateExtension	API for accessing the extensions of an X509 certificate
QSslCipher	Represents an SSL cryptographic cipher
QSslConfiguration	Holds the configuration and state of an SSL connection
QSslDiffieHellmanParameters	Interface for Diffie-Hellman parameters for servers
QSslEllipticCurve	Represents an elliptic curve for use by elliptic-curve cipher algorithms
QSslError	SSL error
QSslKey	Interface for private and public keys
QSslPreSharedKeyAuthenticator	Authentication data for pre shared keys (PSK) ciphersuites
QSslSocket	SSL encrypted socket for both clients and servers
QAbstractPrintDialog	Base implementation for print dialogs used to configure printers
QPrintEngine	Defines an interface for how QPrinter interacts with a given printing subsystem
QPrinter	Paint device that paints on a printer
QPrinterInfo	Gives access to information about existing printers
QSqlDatabase	Handles a connection to a database
QSqlDriverCreator	Template class that provides a SQL driver factory for a specific driver type
QSqlDriverCreatorBase	The base class for SQL driver factories
QSqlDriver	Abstract base class for accessing specific SQL databases
QSqlDriverPlugin	Abstract base for custom QSqlDriver plugins
QSqlError	SQL database error information
QSqlField	Manipulates the fields in SQL database tables and views
QSqlIndex	Functions to manipulate and describe database indexes
QSqlQuery	Means of executing and manipulating SQL statements
QSqlRecord	Encapsulates a database record
QSqlResult	Abstract interface for accessing data from specific SQL databases
QSqlQueryModel	Read-only data model for SQL result sets
QSqlRelationalDelegate	Delegate that is used to display and edit data from a QSqlRelationalTableModel
QSqlRelation	Stores information about an SQL foreign key
QSqlRelationalTableModel	Editable data model for a single database table, with foreign key support
QSqlTableModel	Editable data model for a single database table
QTestEventList	List of GUI events
QTest::QTouchEventSequence	Used to simulate a sequence of touch events
QAccessibleWidget	Implements the QAccessibleInterface for QWidgets
QFileSystemModel	Data model for the local filesystem
QGraphicsBlurEffect	Blur effect
QGraphicsColorizeEffect	Colorize effect
QGraphicsDropShadowEffect	Drop shadow effect
QGraphicsEffect	The base class for all graphics effects
QGraphicsOpacityEffect	Opacity effect
QGraphicsAnchor	Represents an anchor between two items in a QGraphicsAnchorLayout
QGraphicsAnchorLayout	Layout where one can anchor widgets together in Graphics View
QGraphicsGridLayout	Grid layout for managing widgets in Graphics View
QAbstractGraphicsShapeItem	Common base for all path items
QGraphicsEllipseItem	Ellipse item that you can add to a QGraphicsScene
QGraphicsItem	The base class for all graphical items in a QGraphicsScene
QGraphicsItemGroup	Container that treats a group of items as a single item
QGraphicsLineItem	Line item that you can add to a QGraphicsScene
QGraphicsObject	Base class for all graphics items that require signals, slots and properties
QGraphicsPathItem	Path item that you can add to a QGraphicsScene
QGraphicsPixmapItem	Pixmap item that you can add to a QGraphicsScene
QGraphicsPolygonItem	Polygon item that you can add to a QGraphicsScene
QGraphicsRectItem	Rectangle item that you can add to a QGraphicsScene
QGraphicsSimpleTextItem	Simple text path item that you can add to a QGraphicsScene
QGraphicsTextItem	Text item that you can add to a QGraphicsScene to display formatted text
QGraphicsLayout	The base class for all layouts in Graphics View
QGraphicsLayoutItem	Can be inherited to allow your custom items to be managed by layouts
QGraphicsLinearLayout	Horizontal or vertical layout for managing widgets in Graphics View
QGraphicsProxyWidget	Proxy layer for embedding a QWidget in a QGraphicsScene
QGraphicsScene	Surface for managing a large number of 2D graphical items
QGraphicsSceneContextMenuEvent	Context menu events in the graphics view framework
QGraphicsSceneDragDropEvent	Events for drag and drop in the graphics view framework
QGraphicsSceneEvent	Base class for all graphics view related events
QGraphicsSceneHelpEvent	Events when a tooltip is requested
QGraphicsSceneHoverEvent	Hover events in the graphics view framework
QGraphicsSceneMouseEvent	Mouse events in the graphics view framework
QGraphicsSceneMoveEvent	Events for widget moving in the graphics view framework
QGraphicsSceneResizeEvent	Events for widget resizing in the graphics view framework
QGraphicsSceneWheelEvent	Wheel events in the graphics view framework
QGraphicsRotation	Rotation transformation around a given axis
QGraphicsScale	Scale transformation
QGraphicsTransform	Abstract base class for building advanced transformations on QGraphicsItems
QGraphicsView	Widget for displaying the contents of a QGraphicsScene
QGraphicsWidget	The base class for all widget items in a QGraphicsScene
QAbstractItemDelegate	Used to display and edit data items from a model
QAbstractItemView	The basic functionality for item view classes
QColumnView	Model/view implementation of a column view
QDataWidgetMapper	Mapping between a section of a data model to widgets
QFileIconProvider	File icons for the QDirModel and the QFileSystemModel classes
QHeaderView	Header row or header column for item views
QItemDelegate	Display and editing facilities for data items from a model
QItemEditorCreator	Makes it possible to create item editor creator bases without subclassing QItemEditorCreatorBase
QItemEditorCreatorBase	Abstract base class that must be subclassed when implementing new item editor creators
QItemEditorFactory	Widgets for editing item data in views and delegates
QStandardItemEditorCreator	The possibility to register widgets without having to subclass QItemEditorCreatorBase
QListView	List or icon view onto a model
QListWidget	Item-based list widget
QListWidgetItem	Item for use with the QListWidget item view class
QStyledItemDelegate	Display and editing facilities for data items from a model
QTableView	Default model/view implementation of a table view
QTableWidget	Item-based table view with a default model
QTableWidgetItem	Item for use with the QTableWidget class
QTableWidgetSelectionRange	Way to interact with selection in a model without using model indexes and a selection model
QTreeView	Default model/view implementation of a tree view
QTreeWidget	Tree view that uses a predefined tree model
QTreeWidgetItem	Item for use with the QTreeWidget convenience class
QTreeWidgetItemIterator	Way to iterate over the items in a QTreeWidget instance
QAction	Abstract user interface action that can be inserted into widgets
QActionGroup	Groups actions together
QApplication	Manages the GUI application's control flow and main settings
QBoxLayout	Lines up child widgets horizontally or vertically
QHBoxLayout	Lines up widgets horizontally
QVBoxLayout	Lines up widgets vertically
QFormLayout	Manages forms of input widgets and their associated labels
QGesture	Represents a gesture, containing properties that describe the corresponding user input
QGestureEvent	The description of triggered gestures
QPanGesture	Describes a panning gesture made by the user
QPinchGesture	Describes a pinch gesture made by the user
QSwipeGesture	Describes a swipe gesture made by the user
QTapAndHoldGesture	Describes a tap-and-hold (aka LongTap) gesture made by the user
QTapGesture	Describes a tap gesture made by the user
QGestureRecognizer	The infrastructure for gesture recognition
QGridLayout	Lays out widgets in a grid
QLayout	The base class of geometry managers
QLayoutItem	Abstract item that a QLayout manipulates
QSpacerItem	Blank space in a layout
QWidgetItem	Layout item that represents a widget
QOpenGLWidget	Widget for rendering OpenGL graphics
QShortcut	Used to create keyboard shortcuts
QSizePolicy	Layout attribute describing horizontal and vertical resizing policy
QStackedLayout	Stack of widgets where only one widget is visible at a time
QToolTip	Tool tips (balloon help) for any widget
QWhatsThis	Simple description of any widget, i.e. answering the question "What's This?"
QWidget	The base class of all user interface objects
QWidgetAction	Extends QAction by an interface for inserting custom widgets into action based containers, such as toolbars
QKeyEventTransition	Transition for key events
QMouseEventTransition	Transition for mouse events
QCommonStyle	Encapsulates the common Look and Feel of a GUI
QTileRules	The rules used to draw a pixmap or image split into nine segments
QProxyStyle	Convenience class that simplifies dynamically overriding QStyle elements
QStyle	Abstract base class that encapsulates the look and feel of a GUI
QStyleFactory	Creates QStyle objects
QStyleHintReturn	Style hints that return more than basic data types
QStyleHintReturnMask	Style hints that return a QRegion
QStyleHintReturnVariant	Style hints that return a QVariant
QStyleOption	Stores the parameters used by QStyle functions
QStyleOptionButton	Used to describe the parameters for drawing buttons
QStyleOptionComboBox	Used to describe the parameter for drawing a combobox
QStyleOptionComplex	Used to hold parameters that are common to all complex controls
QStyleOptionDockWidget	Used to describe the parameters for drawing a dock widget
QStyleOptionFocusRect	Used to describe the parameters for drawing a focus rectangle with QStyle
QStyleOptionFrame	Used to describe the parameters for drawing a frame
QStyleOptionGraphicsItem	Used to describe the parameters needed to draw a QGraphicsItem
QStyleOptionGroupBox	Describes the parameters for drawing a group box
QStyleOptionHeader	Used to describe the parameters for drawing a header
QStyleOptionMenuItem	Used to describe the parameter necessary for drawing a menu item
QStyleOptionProgressBar	Used to describe the parameters necessary for drawing a progress bar
QStyleOptionRubberBand	Used to describe the parameters needed for drawing a rubber band
QStyleOptionSizeGrip	Used to describe the parameter for drawing a size grip
QStyleOptionSlider	Used to describe the parameters needed for drawing a slider
QStyleOptionSpinBox	Used to describe the parameters necessary for drawing a spin box
QStyleOptionTab	Used to describe the parameters for drawing a tab bar
QStyleOptionTabBarBase	Used to describe the base of a tab bar, i.e. the part that the tab bar usually overlaps with
QStyleOptionTabWidgetFrame	Used to describe the parameters for drawing the frame around a tab widget
QStyleOptionTitleBar	Used to describe the parameters for drawing a title bar
QStyleOptionToolBar	Used to describe the parameters for drawing a toolbar
QStyleOptionToolBox	Used to describe the parameters needed for drawing a tool box
QStyleOptionToolButton	Used to describe the parameters for drawing a tool button
QStyleOptionViewItem	Used to describe the parameters used to draw an item in a view widget
QStylePainter	Convenience class for drawing QStyle elements inside a widget
QStylePlugin	Abstract base for custom QStyle plugins
QColormap	Maps device independent QColors to device dependent pixel values
QCompleter	Completions based on an item model
QScroller	Enables kinetic scrolling for any scrolling widget or graphics item
QScrollerProperties	Stores the settings for a QScroller
QSystemTrayIcon	Icon for an application in the system tray
QUndoGroup	Group of QUndoStack objects
QUndoCommand	The base class of all commands stored on a QUndoStack
QUndoStack	Stack of QUndoCommand objects
QUndoView	Displays the contents of a QUndoStack
QAbstractButton	The abstract base class of button widgets, providing functionality common to buttons
QAbstractScrollArea	Scrolling area with on-demand scroll bars
QAbstractSlider	Integer value within a range
QAbstractSpinBox	Spinbox and a line edit to display values
QButtonGroup	Container to organize groups of button widgets
QCalendarWidget	Monthly based calendar widget allowing the user to select a date
QCheckBox	Checkbox with a text label
QComboBox	Combined button and popup list
QCommandLinkButton	Vista style command link button
QDateEdit	Widget for editing dates based on the QDateTimeEdit widget
QDateTimeEdit	Widget for editing dates and times
QTimeEdit	Widget for editing times based on the QDateTimeEdit widget
QDial	Rounded range control (like a speedometer or potentiometer)
QDialogButtonBox	Widget that presents buttons in a layout that is appropriate to the current widget style
QDockWidget	Widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop
QFocusFrame	Focus frame which can be outside of a widget's normal paintable area
QFontComboBox	Combobox that lets the user select a font family
QFrame	The base class of widgets that can have a frame
QGroupBox	Group box frame with a title
QKeySequenceEdit	Allows to input a QKeySequence
QLabel	Text or image display
QLCDNumber	Displays a number with LCD-like digits
QLineEdit	One-line text editor
QMainWindow	Main application window
QMdiArea	Area in which MDI windows are displayed
QMdiSubWindow	Subwindow class for QMdiArea
QMenu	Menu widget for use in menu bars, context menus, and other popup menus
QMenuBar	Horizontal menu bar
QPlainTextDocumentLayout	Implements a plain text layout for QTextDocument
QPlainTextEdit	Widget that is used to edit and display plain text
QProgressBar	Horizontal or vertical progress bar
QPushButton	Command button
QRadioButton	Radio button with a text label
QRubberBand	Rectangle or line that can indicate a selection or a boundary
QScrollArea	Scrolling view onto another widget
QScrollBar	Vertical or horizontal scroll bar
QSizeGrip	Resize handle for resizing top-level windows
QSlider	Vertical or horizontal slider
QDoubleSpinBox	Spin box widget that takes doubles
QSpinBox	Spin box widget
QSplashScreen	Splash screen that can be shown during application startup
QSplitter	Implements a splitter widget
QSplitterHandle	Handle functionality for the splitter
QStackedWidget	Stack of widgets where only one widget is visible at a time
QStatusBar	Horizontal bar suitable for presenting status information
QTabBar	Tab bar, e.g. for use in tabbed dialogs
QTabWidget	Stack of tabbed widgets
QTextBrowser	Rich text browser with hypertext navigation
QTextEdit	Widget that is used to edit and display both plain and rich text
QToolBar	Movable panel that contains a set of controls
QToolBox	Column of tabbed widget items
QToolButton	Quick-access button to commands or options, usually used inside a QToolBar
QDomAttr	Represents one attribute of a QDomElement
QDomCDATASection	Represents an XML CDATA section
QDomCharacterData	Represents a generic string in the DOM
QDomComment	Represents an XML comment
QDomDocument	Represents an XML document
QDomDocumentFragment	Tree of QDomNodes which is not usually a complete QDomDocument
QDomDocumentType	The representation of the DTD in the document tree
QDomElement	Represents one element in the DOM tree
QDomEntity	Represents an XML entity
QDomEntityReference	Represents an XML entity reference
QDomImplementation	Information about the features of the DOM implementation
QDomNamedNodeMap	Contains a collection of nodes that can be accessed by name
QDomNode	The base class for all the nodes in a DOM tree
QDomNodeList	List of QDomNode objects
QDomNotation	Represents an XML notation
QDomProcessingInstruction	Represents an XML processing instruction
QDomText	Represents text data in the parsed XML document
QXmlAttributes	XML attributes
QXmlContentHandler	Interface to report the logical content of XML data
QXmlDTDHandler	Interface to report DTD content of XML data
QXmlDeclHandler	Interface to report declaration content of XML data
QXmlDefaultHandler	Default implementation of all the XML handler classes
QXmlEntityResolver	Interface to resolve external entities contained in XML data
QXmlErrorHandler	Interface to report errors in XML data
QXmlInputSource	The input data for the QXmlReader subclasses
QXmlLexicalHandler	Interface to report the lexical content of XML data
QXmlLocator	The XML handler classes with information about the parsing position within a file
QXmlNamespaceSupport	Helper class for XML readers which want to include namespace support
QXmlParseException	Used to report errors with the QXmlErrorHandler interface
QXmlReader	Interface for XML readers (i.e. parsers)
QXmlSimpleReader	Implementation of a simple XML parser
QtConcurrent::IntermediateResults
QFlag	Helper data type for QFlags
QFlags	Type-safe way of storing OR-combinations of enum values
QGlobalStatic	Used to implement a global static object
QLibraryInfo	Information about the Qt library
QOperatingSystemVersion	Information about the operating system version
QRandomGenerator	Allows one to obtain random values from a high-quality Random Number Generator
QRandomGenerator64	Allows one to obtain 64-bit random values from a high-quality, seed-less Random Number Generator
QSysInfo	Information about the system
QDBusAbstractAdaptor	The base class of D-Bus adaptor classes
QDBusConnection	Represents a connection to the D-Bus bus daemon
QDBusConnectionInterface	Access to the D-Bus bus daemon service
QDBusContext	Allows slots to determine the D-Bus context of the calls
QDBusError	Represents an error received from the D-Bus bus or from remote applications found in the bus
QDBusObjectPath	Enables the programmer to identify the OBJECT_PATH type provided by the D-Bus typesystem
QDBusSignature	Enables the programmer to identify the SIGNATURE type provided by the D-Bus typesystem
QDBusVariant	Enables the programmer to identify the variant type provided by the D-Bus typesystem
QDBusInterface	Proxy for interfaces on remote objects
QDBusMessage	Represents one message sent or received over the D-Bus bus
QDBusPendingCall	Refers to one pending asynchronous call
QDBusPendingCallWatcher	Convenient way for waiting for asynchronous replies
QDBusPendingReply	Contains the reply to an asynchronous method call
QDBusReply	Stores the reply for a method call to a remote object
QDBusServer	Peer-to-peer communication between processes on the same computer
QDBusServiceWatcher	Allows the user to watch for a bus service change
QDBusUnixFileDescriptor	Holds one Unix file descriptor
QDBusVirtualObject	Used to handle several DBus paths with one class
QOpenGLFunctions_1_1	All functions for OpenGL 1.1 specification
QOpenGLFunctions_1_2	All functions for OpenGL 1.2 specification
QOpenGLFunctions_1_3	All functions for OpenGL 1.3 specification
QOpenGLFunctions_1_4	All functions for OpenGL 1.4 specification
QOpenGLFunctions_1_5	All functions for OpenGL 1.5 specification
QOpenGLFunctions_2_0	All functions for OpenGL 2.0 specification
QOpenGLFunctions_2_1	All functions for OpenGL 2.1 specification
QOpenGLFunctions_3_0	All functions for OpenGL 3.0 specification
QOpenGLFunctions_3_1	All functions for OpenGL 3.1 specification
QOpenGLFunctions_3_2_Compatibility	All functions for OpenGL 3.2 compatibility profile
QOpenGLFunctions_3_3_Compatibility	All functions for OpenGL 3.3 compatibility profile
QOpenGLFunctions_3_3_Core	All functions for OpenGL 3.3 core profile
QOpenGLFunctions_4_0_Compatibility	All functions for OpenGL 4.0 compatibility profile
QOpenGLFunctions_4_0_Core	All functions for OpenGL 4.0 core profile
QOpenGLFunctions_4_1_Compatibility	All functions for OpenGL 4.1 compatibility profile
QOpenGLFunctions_4_1_Core	All functions for OpenGL 4.1 core profile
QOpenGLFunctions_4_2_Compatibility	All functions for OpenGL 4.2 compatibility profile
QOpenGLFunctions_4_2_Core	All functions for OpenGL 4.2 core profile
QOpenGLFunctions_4_3_Compatibility	All functions for OpenGL 4.3 compatibility profile
QOpenGLFunctions_4_3_Core	All functions for OpenGL 4.3 core profile
QOpenGLFunctions_4_4_Compatibility	All functions for OpenGL 4.4 compatibility profile
QOpenGLFunctions_4_4_Core	All functions for OpenGL 4.4 core profile
QOpenGLFunctions_4_5_Compatibility	All functions for OpenGL 4.5 compatibility profile
QOpenGLFunctions_4_5_Core	All functions for OpenGL 4.5 core profile
QOpenGLFunctions_ES2	All functions for OpenGL ES 2
QVulkanDeviceFunctions	Cross-platform access to the device level core Vulkan 1.0 API
QVulkanFunctions	Cross-platform access to the instance level core Vulkan 1.0 API
QAuthenticator	Authentication object
QCocoaWindowFunctions	Inline class containing miscellaneous functionality for NSWindow and NSView window specific functionality
QEglFSFunctions	Inline class containing platform-specific functionality for the eglfs platform plugin that is typically used on systems running Embedded Linux or Android
QCocoaNativeContext	A class encapsulating a Cocoa NSOpenGLContext
QEGLNativeContext	A class encapsulating an EGL context and display handle
QGLXNativeContext	A class encapsulating a GLXContext and related native handles
QWGLNativeContext	A class encapsulating a WGL context on Windows with desktop OpenGL (opengl32.dll)
QWindowsWindowFunctions	Inline class containing miscellaneous functionality for Windows window specific functionality
QXcbWindowFunctions	Inline class containing miscellaneous functionality for xcb window specific functionality
QPageSetupDialog	Configuration dialog for the page-related options on a printer
QPrintDialog	Dialog for specifying the printer's configuration
QPrintPreviewDialog	Dialog for previewing and configuring page layouts for printer output
QPrintPreviewWidget	Widget for previewing page layouts for printer output
QAbstractItemModelTester	Helps testing QAbstractItemModel subclasses
QSignalSpy	Enables introspection of signal emission
QColorDialog	Dialog widget for specifying colors
QDialog	The base class of dialog windows
QErrorMessage	Error message display dialog
QFileDialog	Dialog that allow users to select files or directories
QFontDialog	Dialog widget for selecting a font
QInputDialog	Simple convenience dialog to get a single value from the user
QMessageBox	Modal dialog for informing the user or for asking the user a question and receiving an answer
QProgressDialog	Feedback on the progress of a slow operation
QWizard	Framework for wizards
QWizardPage	The base class for wizard pages
QMacCocoaViewContainer	Widget for macOS that can be used to wrap arbitrary Cocoa views (i.e., NSView subclasses) and insert them into Qt hierarchies
QMacNativeWidget	Widget for macOS that provides a way to put Qt widgets into Cocoa hierarchies
QBarCategoryAxis	Adds categories to a chart's axes
QCategoryAxis	Places named ranges on the axis
QDateTimeAxis	Adds dates and times to a chart's axis
QLogValueAxis	Adds a logarithmic scale to a chart's axis
QAbstractAxis	Base class used for specialized axis classes
QHorizontalBarSeries	Presents a series of data as horizontal bars grouped by category
QHorizontalPercentBarSeries	Presents a series of categorized data as a percentage of each category
QHorizontalStackedBarSeries	Presents a series of data as horizontally stacked bars, with one bar per category
QAbstractBarSeries	Abstract parent class for all bar series classes
QBarSeries	Presents a series of data as vertical bars grouped by category
QPercentBarSeries	Presents a series of categorized data as a percentage of each category
QStackedBarSeries	Presents a series of data as vertically stacked bars, with one bar per category
QCandlestickModelMapper	Abstract model mapper class for candlestick series
QCandlestickSet	Represents a single candlestick item in a candlestick chart
QLineSeries	Presents data in line charts
QChart	Manages the graphical representation of the chart's series, legends, and axes
QChartView	Standalone widget that can display charts
QScatterSeries	Presents data in scatter charts
QSplineSeries	Presents data as spline charts
QAreaSeries	Presents data in area charts
QValueAxis	Adds values to a chart's axes
QBarSet	Represents one set of bars in a bar chart
QHBarModelMapper	Horizontal model mapper for bar series
QVBarModelMapper	Vertical model mapper for bar series
QBoxPlotSeries	Presents data in box-and-whiskers charts
QBoxSet	Represents one item in a box-and-whiskers chart
QHBoxPlotModelMapper	Horizontal model mapper for box plot series
QVBoxPlotModelMapper	Vertical model mapper for box plot series
QCandlestickSeries	Presents data as candlesticks
QHCandlestickModelMapper	Horizontal model mapper for a candlestick series
QVCandlestickModelMapper	Vertical model mapper for a candlestick series
QAreaLegendMarker	Legend marker for an area series
QBarLegendMarker	Legend marker for a bar series
QBoxPlotLegendMarker	Legend marker for a box plot series
QCandlestickLegendMarker	Legend marker for a candlestick series
QLegend	Displays the legend of a chart
QLegendMarker	Abstract object that can be used to access markers within a legend
QPieLegendMarker	Legend marker for a pie series
QXYLegendMarker	Legend marker for a line, spline, or scatter series
QHPieModelMapper	Horizontal model mapper for pie series
QPieSeries	Presents data in pie charts
QPieSlice	Represents a single slice in a pie series
QVPieModelMapper	Vertical model mapper for pie series
QAbstractSeries	Base class for all Qt Chart series
QPolarChart	Presents data in polar charts
QHXYModelMapper	Horizontal model mapper for line, spline, and scatter series
QVXYModelMapper	Vertical model mapper for line, spline, and scatter series
QXYSeries	Base class for line, spline, and scatter series
QBluetoothAddress	Assigns an address to the Bluetooth device
QBluetoothDeviceDiscoveryAgent	Discovers the Bluetooth devices nearby
QBluetoothHostInfo	Encapsulates the details of a local QBluetooth device
QBluetoothLocalDevice	Enables access to the local Bluetooth device
QBluetoothServer	Uses the RFCOMM or L2cap protocol to communicate with a Bluetooth device
QBluetoothTransferManager	Transfers data to another device using Object Push Profile (OPP)
QLowEnergyAdvertisingData	Represents the data to be broadcast during Bluetooth Low Energy advertising
QLowEnergyServiceData	Used to set up GATT service data
QNdefFilter	Filter for matching NDEF messages
QNdefMessage	NFC NDEF message
QNearFieldShareManager	Manages all interactions related to sharing files and data over NFC
QBluetoothDeviceInfo	Stores information about the Bluetooth device
QBluetoothServiceDiscoveryAgent	Enables you to query for Bluetooth services
QBluetoothServiceInfo	Enables access to the attributes of a Bluetooth service
QBluetoothSocket	Enables connection to a Bluetooth device running a bluetooth server
QBluetoothTransferReply	Stores the response for a data transfer request
QBluetoothTransferRequest	Stores information about a data transfer request
QBluetoothUuid	Generates a UUID for each Bluetooth service
QLowEnergyAdvertisingParameters	Represents the parameters used for Bluetooth Low Energy advertising
QLowEnergyCharacteristic	Stores information about a Bluetooth Low Energy service characteristic
QLowEnergyCharacteristicData	Used to set up GATT service data
QLowEnergyConnectionParameters	Used when requesting or reporting an update of the parameters of a Bluetooth LE connection
QLowEnergyController	Access to Bluetooth Low Energy Devices
QLowEnergyDescriptor	Stores information about the Bluetooth Low Energy descriptor
QLowEnergyDescriptorData	Used to create GATT service data
QLowEnergyService	Represents an individual service on a Bluetooth Low Energy Device
QNdefNfcSmartPosterRecord	NFC RTD-SmartPoster
QNdefNfcTextRecord	NFC RTD-Text
QNdefNfcUriRecord	NFC RTD-URI
QNdefRecord	NFC NDEF record
QNearFieldManager	Access to notifications for NFC events
QNearFieldShareTarget	Transfers data to remote device over NFC
QNearFieldTarget	Interface for communicating with a target device
QQmlNdefRecord	Implements the NdefRecord type in QML
QCustom3DItem	Adds a custom item to a graph
Q3DInputHandler	Basic wheel mouse based input handler
QAbstract3DAxis	Base class for the axes of a graph
QCategory3DAxis	Manipulates an axis of a graph
QLogValue3DAxisFormatter	Formatting rules for a logarithmic value axis
QValue3DAxis	Manipulates an axis of a graph
QValue3DAxisFormatter	Base class for value axis formatters
QAbstract3DSeries	Base class for all data series
QAbstractDataProxy	Base class for all data visualization data proxies
QBar3DSeries	Represents a data series in a 3D bar graph
QBarDataItem	Container for resolved data to be added to bar graphs
QBarDataProxy	The data proxy for a 3D bars graph
QCustom3DLabel	Adds a custom label to a graph
QCustom3DVolume	Adds a volume rendered object to a graph
QHeightMapSurfaceDataProxy	Base proxy class for Q3DSurface
QItemModelBarDataProxy	Proxy class for presenting data in item models with Q3DBars
QItemModelScatterDataProxy	Proxy class for presenting data in item models with Q3DScatter
QItemModelSurfaceDataProxy	Proxy class for presenting data in item models with Q3DSurface
QScatter3DSeries	Represents a data series in a 3D scatter graph
QScatterDataItem	Container for resolved data to be added to scatter graphs
QScatterDataProxy	The data proxy for 3D scatter graphs
QSurface3DSeries	Represents a data series in a 3D surface graph
QSurfaceDataItem	Container for resolved data to be added to surface graphs
QSurfaceDataProxy	The data proxy for a 3D surface graph
Q3DBars	Methods for rendering 3D bar graphs
Q3DCamera	Representation of a camera in 3D space
Q3DLight	Representation of a light source in 3D space
Q3DObject	Simple base class for all the objects in a 3D scene
Q3DScatter	Methods for rendering 3D scatter graphs
Q3DScene	Description of the 3D scene being visualized
Q3DSurface	Methods for rendering 3D surface plots
QAbstract3DGraph	Window and render loop for graphs
QAbstract3DInputHandler	Base class for implementations of input handlers
QTouch3DInputHandler	Basic touch display based input handler
Q3DTheme	Visual style for graphs
QJSEngine	Environment for evaluating JavaScript code
QJSValue	Acts as a container for Qt/JavaScript data types
QJSValueIterator	Java-style iterator for QJSValue
QQmlAbstractUrlInterceptor	Allows you to control QML file loading
QQmlApplicationEngine	Convenient way to load an application from a single QML file
QQmlComponent	Encapsulates a QML component definition
QQmlContext	Defines a context within a QML engine
QQmlEngine	Environment for instantiating QML components
QQmlImageProviderBase	Used to register image providers in the QML engine
QQmlError	Encapsulates a QML error
QQmlExpression	Evaluates JavaScript in a QML context
QQmlExtensionPlugin	Abstract base for custom QML extension plugins
QQmlFileSelector	A class for applying a QFileSelector to QML file loading
QQmlIncubationController	Instances drive the progress of QQmlIncubators
QQmlIncubator	Allows QML objects to be created asynchronously
QQmlListProperty	Allows applications to expose list-like properties of QObject-derived classes to QML
QQmlListReference	Allows the manipulation of QQmlListProperty properties
QQmlNetworkAccessManagerFactory	Creates QNetworkAccessManager instances for a QML engine
QQmlParserStatus	Updates on the QML parser state
QQmlProperty	Abstracts accessing properties on objects created from QML
QQmlPropertyValueSource	Interface for property value sources such as animations and bindings
QQmlScriptString	Encapsulates a script and its context
QQmlPropertyMap	Allows you to set key-value pairs that can be used in QML bindings
QQuickFramebufferObject	Convenience class for integrating OpenGL rendering using a framebuffer object (FBO) with Qt Quick
QQuickItem	The most basic of all visual items in Qt Quick
QQuickItemGrabResult	Contains the result from QQuickItem::grabToImage()
QQuickPaintedItem	Way to use the QPainter API in the QML Scene Graph
QQuickRenderControl	Mechanism for rendering the Qt Quick scenegraph onto an offscreen render target in a fully application-controlled manner
QQuickTextDocument	Access to the QTextDocument of QQuickTextEdit
QQuickView	Window for displaying a Qt Quick user interface
QQuickWindow	The window for displaying a graphical QML scene
QSGAbstractRenderer	Gives access to the scene graph nodes and rendering of a QSGEngine
QSGGeometry	Low-level storage for graphics primitives in the Qt Quick Scene Graph
QSGMaterial	Encapsulates rendering state for a shader program
QSGMaterialShader	Represents an OpenGL shader program in the renderer
QSGMaterialType	Used as a unique type token in combination with QSGMaterial
QSGBasicGeometryNode	Serves as a baseclass for geometry based nodes
QSGClipNode	Implements the clipping functionality in the scene graph
QSGGeometryNode	Used for all rendered content in the scene graph
QSGNode	The base class for all nodes in the scene graph
QSGOpacityNode	Used to change opacity of nodes
QSGTransformNode	Implements transformations in the scene graph
QSGRendererInterface	An interface providing access to some of the graphics API specific internals of the scenegraph
QSGRenderNode	Represents a set of custom rendering commands targeting the graphics API that is in use by the scenegraph
QSGEngine	Allows low level rendering of a scene graph
QSGFlatColorMaterial	Convenient way of rendering solid colored geometry in the scene graph
QSGImageNode	Provided for convenience to easily draw textured content using the QML scene graph
QSGRectangleNode	Convenience class for drawing solid filled rectangles using scenegraph
QSGSimpleMaterial	Template generated class used to store the state used with a QSGSimpleMateralShader
QSGSimpleMaterialShader	Convenient way of building custom OpenGL-based materials for the scene graph
QSGDynamicTexture	Serves as a baseclass for dynamically changing textures, such as content that is rendered to FBO's
QSGTexture	Baseclass for textures used in the scene graph
QSGOpaqueTextureMaterial	Convenient way of rendering textured geometry in the scene graph
QSGTextureMaterial	Convenient way of rendering textured geometry in the scene graph
QSGTextureProvider	Encapsulates texture based entities in QML
QSGVertexColorMaterial	Convenient way of rendering per-vertex colored geometry in the scene graph
QQuickAsyncImageProvider	Interface for for asynchronous control of QML image requests
QQuickImageProvider	Interface for supporting pixmaps and threaded image requests in QML
QQuickImageResponse	Interface for asynchronous image loading in QQuickAsyncImageProvider
QQuickTextureFactory	Interface for loading custom textures from QML
QQuickWidget	Widget for displaying a Qt Quick user interface
QGamepad	A gamepad device connected to a system
QGamepadKeyNavigation	Provides support for keyboard events triggered by gamepads
QGamepadManager	Queries attached gamepads and related events
QGeoCodeReply	Manages an operation started by an instance of QGeoCodingManager
QGeoManeuver	Represents the information relevant to the point at which two QGeoRouteSegments meet
QGeoRoute	Represents a route between two points
QGeoRouteReply	Manages an operation started by an instance of QGeoRoutingManager
QGeoRouteSegment	Represents a segment of a route
QGeoServiceProvider	Aggregates access to services which provide geographical information
QPlace	Represents a set of data about a place
QPlaceContentReply	Manages a content retrieval operation started by an instance of QPlaceManager
QPlaceDetailsReply	Manages a place details fetch operation started by an instance of QPlaceManager
QPlaceIcon	Represents an icon
QPlaceIdReply	Manages operations which return an identifier such as saving and removal operations of places and categories
QPlaceManager	The interface which allows clients to access places stored in a particular backend
QPlaceUser	Represents an individual user
QGeoAddress	Represents an address of a QGeoLocation
QGeoAreaMonitorInfo	Describes the parameters of an area or region to be monitored for proximity
QGeoAreaMonitorSource	Enables the detection of proximity changes for a specified set of coordinates
QGeoLocation	Represents basic information about a location
QGeoCodingManager	Support for geocoding operations
QGeoCodingManagerEngine	Interface and convenience methods to implementers of QGeoServiceProvider plugins who want to provide support for geocoding operations
QGeoRouteRequest	Represents the parameters and restrictions which define a request for routing information
QGeoRoutingManager	Support for geographic routing operations
QGeoRoutingManagerEngine	Interface and convenience methods to implementers of QGeoServiceProvider plugins who want to provide access to geographic routing information
QGeoServiceProviderFactoryV2	Factory class used as the plugin interface for services related to geographical information
QPlaceAttribute	Represents generic attribute information about a place
QPlaceCategory	Represents a category that a QPlace can be associated with
QPlaceContactDetail	Represents a contact detail such as a phone number or website url
QPlaceContent	Serves as the base class for rich content types
QPlaceContentRequest	Represents the parameters of a content request
QPlaceEditorial	Represents a publisher's article describing a place
QPlaceImage	Represents a reference to an image
QPlaceManagerEngine	Interface for implementers of QGeoServiceProvider plugins who want to provide access to place functionality
QPlaceMatchReply	Manages a place matching operation started by an instance of QPlaceManager
QPlaceMatchRequest	Used to find places from one manager that match those from another. It represents a set of request parameters
QPlaceProposedSearchResult	Represents a search result containing a proposed search
QPlaceRatings	Holds rating information about a place
QPlaceReply	Manages an operation started by an instance of QPlaceManager and serves as a base class for more specialized replies
QPlaceResult	Represents a search result containing a place
QPlaceReview	Represents a review of a place
QPlaceSearchReply	Manages a place search operation started by an instance of QPlaceManager
QPlaceSearchRequest	Represents the set of parameters for a search request
QPlaceSearchResult	The base class for search results
QPlaceSearchSuggestionReply	Manages a search suggestion operation started by an instance of QPlaceManager
QPlaceSupplier	Represents a supplier of a place or content associated with a place
QGeoCircle	Defines a circular geographic area
QGeoCoordinate	Defines a geographical position on the surface of the Earth
QGeoPath	Defines a geographic path
QGeoPolygon	Defines a geographic polygon
QGeoPositionInfo	Contains information gathered on a global position, direction and velocity at a particular point in time
QGeoPositionInfoSource	Abstract base class for the distribution of positional updates
QGeoPositionInfoSourceFactory	Factory class used as the plugin interface for external providers of positioning data
QGeoRectangle	Defines a rectangular geographic area
QGeoSatelliteInfo	Contains basic information about a satellite
QGeoSatelliteInfoSource	Abstract base class for the distribution of satellite information updates
QGeoShape	Defines a geographic area
QNmeaPositionInfoSource	Positional information using a NMEA data source
QMacPasteboardMime	Converts between a MIME type and a Uniform Type Identifier (UTI) format
QMacToolBar	Wraps the native NSToolbar class
QMacToolBarItem	Item for QMacToolBar
QAudioBuffer	Represents a collection of audio samples with a specific format and sample rate
QAudioDecoder	Allows decoding audio
QAudioDeviceInfo	Interface to query audio devices and their functionality
QAudioInput	Interface for receiving audio data from an audio input device
QAudioOutput	Interface for sending audio data to an audio output device
QAudioProbe	Allows you to monitor audio being played or recorded
QAbstractAudioDeviceInfo	Base class for audio backends
QAbstractAudioInput	Access for QAudioInput to access the audio device provided by the plugin
QAbstractAudioOutput	Base class for audio backends
QAudioSystemPlugin	Abstract base for audio plugins
QSound	Method to play .wav sound files
QSoundEffect	Way to play low latency sound effects
QCameraExposure	Interface for exposure related camera settings
QCameraFocus	Interface for focus and zoom related camera settings
QCameraFocusZone	Information on zones used for autofocusing a camera
QCameraImageCapture	Used for the recording of media content
QCameraImageProcessing	Interface for image processing related camera settings
QCameraInfo	General information about camera devices
QCameraViewfinderSettings	Set of viewfinder settings
QAudioDecoderControl	Access to the audio decoding functionality of a QMediaService
QAudioEncoderSettingsControl	Access to the settings of a media service that performs audio encoding
QAudioInputSelectorControl	Audio input selector media control
QAudioOutputSelectorControl	Audio output selector media control
QAudioRoleControl	Control over the audio role of a media object
QCameraCaptureBufferFormatControl	Control for setting the capture buffer format
QCameraCaptureDestinationControl	Control for setting capture destination
QCameraControl	Abstract base class for classes that control still cameras or video cameras
QCameraExposureControl	Allows controlling camera exposure parameters
QCameraFeedbackControl	Allows controlling feedback (sounds etc) during camera operation
QCameraFlashControl	Allows controlling a camera's flash
QCameraFocusControl	Supplies control for focusing related camera parameters
QCameraImageCaptureControl	Control interface for image capture services
QCameraImageProcessingControl	Abstract class for controlling image processing parameters, like white balance, contrast, saturation, sharpening and denoising
QCameraInfoControl	Camera info media control
QCameraLocksControl	Abstract base class for classes that control still cameras or video cameras
QCameraViewfinderSettingsControl	Abstract class for controlling camera viewfinder parameters
QCameraViewfinderSettingsControl2	Access to the viewfinder settings of a camera media service
QCameraZoomControl	Supplies control for optical and digital camera zoom
QCustomAudioRoleControl	Control over the audio role of a media object
QImageEncoderControl	Access to the settings of a media service that performs image encoding
QMediaAudioProbeControl	Allows control over probing audio data in media objects
QMediaAvailabilityControl	Supplies a control for reporting availability of a service
QMediaContainerControl	Access to the output container format of a QMediaService
QMediaGaplessPlaybackControl	Access to the gapless playback related control of a QMediaService
QMediaNetworkAccessControl	Allows the setting of the Network Access Point for media related activities
QMediaPlayerControl	Access to the media playing functionality of a QMediaService
QMediaRecorderControl	Access to the recording functionality of a QMediaService
QMediaStreamsControl	Media stream selection control
QMediaVideoProbeControl	Allows control over probing video frames in media objects
QMetaDataReaderControl	Read access to the meta-data of a QMediaService's media
QMetaDataWriterControl	Write access to the meta-data of a QMediaService's media
QRadioDataControl	Access to the RDS functionality of the radio in the QMediaService
QRadioTunerControl	Access to the radio tuning functionality of a QMediaService
QVideoDeviceSelectorControl	Video device selector media control
QVideoEncoderSettingsControl	Access to the settings of a media service that performs video encoding
QVideoRendererControl	Media control for rendering video to a QAbstractVideoSurface
QVideoWindowControl	Media control for rendering video to a window
QMediaContent	Access to the resources relating to a media content
QMediaPlayer	Allows the playing of a media source
QMediaPlaylist	List of media content to play
QMediaResource	Description of a media resource
QMediaBindableInterface	The base class for objects extending media objects functionality
QMediaControl	Base interface for media service controls
QMediaObject	Common base for multimedia objects
QMediaService	Common base class for media service implementations
QMediaServiceCameraInfoInterface	Interface provides camera-specific information about devices supported by a camera service plug-in
QMediaServiceDefaultDeviceInterface	Interface identifies the default device used by a media service plug-in
QMediaServiceFeaturesInterface	Interface identifies features supported by a media service plug-in
QMediaServiceProviderPlugin	Interface provides an interface for QMediaService plug-ins
QMediaServiceSupportedDevicesInterface	Interface identifies the devices supported by a media service plug-in
QMediaServiceSupportedFormatsInterface	Interface identifies if a media service plug-in supports a media format
QMediaTimeInterval	Represents a time interval with integer precision
QMediaTimeRange	Represents a set of zero or more disjoint time intervals
QRadioData	Interfaces to the RDS functionality of the system radio
QRadioTuner	Interface to the systems analog radio device
QAudioRecorder	Used for the recording of audio
QAudioEncoderSettings	Set of audio encoder settings
QImageEncoderSettings	Set of image encoder settings
QVideoEncoderSettings	Set of video encoder settings
QMediaRecorder	Used for the recording of media content
QAbstractVideoFilter	Represents a filter that is applied to the video frames received by a VideoOutput type
QVideoFilterRunnable	Represents the implementation of a filter that owns all graphics and computational resources, and performs the actual filtering or calculations
QAbstractVideoSurface	Base class for video presentation surfaces
QVideoProbe	Allows you to monitor video frames being played or recorded
QVideoSurfaceFormat	Specifies the stream format of a video presentation surface
QCameraViewfinder	Camera viewfinder widget
QGraphicsVideoItem	Graphics item which display video produced by a QMediaObject
QVideoWidget	Widget which presents video produced by a media object
QVideoWidgetControl	Media control which implements a video widget
QAudioFormat	Stores audio stream parameter information
QCamera	Interface for system camera devices
QAbstractPlanarVideoBuffer	Abstraction for planar video data
QAbstractVideoBuffer	Abstraction for video data
QVideoFrame	Represents a frame of video data
QAbstractOAuth	The base of all implementations of OAuth authentication methods
QAbstractOAuth2	The base of all implementations of OAuth 2 authentication methods
QAbstractOAuthReplyHandler	Handles replies to OAuth authentication requests
QOAuth1	Implementation of the OAuth 1 Protocol
QOAuth1Signature	Implements OAuth 1 signature methods
QOAuth2AuthorizationCodeFlow	Implementation of the Authorization Code Grant flow
QInAppProduct	A product registered in the store
QInAppStore	Main entry point for managing in-app purchases
QInAppTransaction	Contains information about a transaction in the external app store
QQuickStyle	Allows configuring the application style
QRemoteObjectDynamicReplica	A dynamically instantiated Replica
QtROClientFactory	A class holding information about client backends available on the Qt Remote Objects network
QtROServerFactory	A class holding information about server backends available on the Qt Remote Objects network
QRemoteObjectAbstractPersistedStore	A class which provides the methods for setting PROP values of a replica to value they had the last time the replica was used
QRemoteObjectHost	A (Host) Node on a Qt Remote Objects network
QRemoteObjectHostBase	Base functionality common to Host and RegistryHost classes
QRemoteObjectNode	A node on a Qt Remote Objects network
QRemoteObjectRegistryHost	A (Host/Registry) node on a Qt Remote Objects network
QRemoteObjectRegistry	A class holding information about Source objects available on the Qt Remote Objects network
QRemoteObjectReplica	A class interacting with (but not implementing) a Qt API on the Remote Object network
QScriptable	Access to the Qt Script environment from Qt C++ member functions
QScriptClass	Interface for defining custom behavior of (a class of) Qt Script objects
QScriptClassPropertyIterator	Iterator interface for custom Qt Script objects
QScriptContext	Represents a Qt Script function invocation
QScriptContextInfo	Additional information about a QScriptContext
QScriptEngine	Environment for evaluating Qt Script code
QScriptSyntaxCheckResult	The result of a script syntax check
QScriptEngineAgent	Interface to report events pertaining to QScriptEngine execution
QScriptExtensionPlugin	Abstract base for custom QScript extension plugins
QScriptProgram	Encapsulates a Qt Script program
QScriptString	Acts as a handle to "interned" strings in a QScriptEngine
QScriptValue	Acts as a container for the Qt Script data types
QScriptValueIterator	Java-style iterator for QScriptValue
QScriptEngineDebugger	QScriptEngine debugger
QScxmlCompiler	Compiler for SCXML files
QScxmlCppDataModel	C++ data model for a Qt SCXML state machine
QScxmlEvent	Event for a Qt SCXML state machine
QScxmlDynamicScxmlServiceFactory	Creates SCXML service instances from documents loaded at runtime
QScxmlInvokableService	The base class for services called from state machines
QScxmlInvokableServiceFactory	Creates invokable service instances
QScxmlStaticScxmlServiceFactory	Creates SCXML service instances from precompiled documents
QScxmlStateMachine	Interface to the state machines created from SCXML files
QScxmlTableData	Used by compiled state machines
QScxmlDataModel	The data model base class for a Qt SCXML state machine
QScxmlEcmaScriptDataModel	The ECMAScript data model for a Qt SCXML state machine
QScxmlError	Describes the errors returned by the Qt SCXML state machine when parsing an SCXML file
QScxmlExecutableContent::AssignmentInfo	AssingmentInfo class represents a data assignment
QScxmlExecutableContent::EvaluatorInfo	Represents a unit of executable content
QScxmlExecutableContent::ForeachInfo	Represents a foreach construct
QScxmlExecutableContent::InvokeInfo	Represents a service invocation
QScxmlExecutableContent::ParameterInfo	Represents a parameter to a service invocation
QScxmlNullDataModel	The null data model for a Qt SCXML stateMachine
QSensorGesture	Represents one or more sensor gesture recognizers
QSensorGestureManager	Manages sensor gestures, registers and creates sensor gesture plugins
QSensorGesturePluginInterface	The pure virtual interface to sensor gesture plugins
QSensorGestureRecognizer	The base class for a sensor gesture recognizer
QAccelerometer	Convenience wrapper around QSensor
QAccelerometerFilter	Convenience wrapper around QSensorFilter
QAccelerometerReading	Reports on linear acceleration along the X, Y and Z axes
QAltimeter	Convenience wrapper around QSensor
QAltimeterFilter	Convenience wrapper around QSensorFilter
QAltimeterReading	Holds readings from the altimeter sensor
QAmbientLightFilter	Convenience wrapper around QSensorFilter
QAmbientLightReading	Represents one reading from the ambient light sensor
QAmbientLightSensor	Convenience wrapper around QSensor
QAmbientTemperatureFilter	Convenience wrapper around QSensorFilter
QAmbientTemperatureReading	Holds readings of the ambient temperature
QAmbientTemperatureSensor	Convenience wrapper around QSensor
QCompass	Convenience wrapper around QSensor
QCompassFilter	Convenience wrapper around QSensorFilter
QCompassReading	Represents one reading from a compass
QDistanceFilter	Convenience wrapper around QSensorFilter
QDistanceReading	Holds distance reading in cm from the proximity sensor
QDistanceSensor	Convenience wrapper around QSensor
QGyroscope	Convenience wrapper around QSensor
QGyroscopeFilter	Convenience wrapper around QSensorFilter
QGyroscopeReading	Represents one reading from the gyroscope sensor
QHolsterFilter	Convenience wrapper around QSensorFilter
QHolsterReading	Holds readings from the holster sensor
QHolsterSensor	Convenience wrapper around QSensor
QHumidityFilter	Convenience wrapper around QSensorFilter
QHumidityReading	Holds readings from the humidity sensor
QHumiditySensor	Convenience wrapper around QSensor
QIRProximityFilter	Convenience wrapper around QSensorFilter
QIRProximityReading	Holds readings from the IR proximity sensor
QIRProximitySensor	Convenience wrapper around QSensor
QLidFilter	Convenience wrapper around QSensorFilter
QLidReading	Holds readings from the Lid sensor
QLidSensor	Convenience wrapper around QSensor
QLightFilter	Convenience wrapper around QSensorFilter
QLightReading	Represents one reading from the light sensor
QLightSensor	Convenience wrapper around QSensor
QMagnetometer	Convenience wrapper around QSensor
QMagnetometerFilter	Convenience wrapper around QSensorFilter
QMagnetometerReading	Represents one reading from the magnetometer
QOrientationFilter	Convenience wrapper around QSensorFilter
QOrientationReading	Represents one reading from the orientation sensor
QOrientationSensor	Convenience wrapper around QSensor
QPressureFilter	Convenience wrapper around QSensorFilter
QPressureReading	Holds readings from the pressure sensor
QPressureSensor	Convenience wrapper around QSensor
QProximityFilter	Convenience wrapper around QSensorFilter
QProximityReading	Represents one reading from the proximity sensor
QProximitySensor	Convenience wrapper around QSensor
QRotationFilter	Convenience wrapper around QSensorFilter
QRotationReading	Represents one reading from the rotation sensor
QRotationSensor	Convenience wrapper around QSensor
QSensor	Represents a single hardware sensor
QSensorFilter	Efficient callback facility for asynchronous notifications of sensor changes
QSensorReading	Holds the readings from the sensor
qoutputrange	Holds the specifics of an output range
QSensorBackend	Sensor implementation
QSensorBackendFactory	Instantiates instances of QSensorBackend
QSensorManager	Handles registration and creation of sensor backends
QSensorChangesInterface	The pure virtual interface to sensor plugins
QSensorPluginInterface	The pure virtual interface to sensor plugins
QTapFilter	Convenience wrapper around QSensorFilter
QTapReading	Represents one reading from the tap sensor
QTapSensor	Convenience wrapper around QSensor
QTiltFilter	Convenience wrapper around QSensorFilter
QTiltReading	Holds readings from the tilt sensor
QTiltSensor	Convenience wrapper around QSensor
QModbusClient	The interface to send Modbus requests
QModbusRtuSerialMaster	Represents a Modbus client that uses a serial bus for its communication with the Modbus server
QModbusRtuSerialSlave	Represents a Modbus server that uses a serial port for its communication with the Modbus client
QModbusTcpClient	The interface class for Modbus TCP client device
QModbusTcpServer	Represents a Modbus server that uses a TCP server for its communication with the Modbus client
QCanBus	Handles registration and creation of bus plugins
QCanBusDevice	The interface class for CAN bus
QCanBusDeviceInfo	Information about CAN bus interfaces
QCanBusFactoryV2	Factory class used as the plugin interface for CAN bus plugins
QCanBusFrame	Container class representing a single CAN frame
QModbusDataUnit	Container class representing single bit and 16 bit word entries in the Modbus register
QModbusDevice	The base class for Modbus classes, QModbusServer and QModbusClient
QModbusDeviceIdentification	Container class representing the physical and functional description of a Modbus server
QModbusExceptionResponse	Container class containing the function and error code inside a Modbus ADU
QModbusPdu	Abstract container class containing the function code and payload that is stored inside a Modbus ADU
QModbusRequest	Container class containing the function code and payload that is stored inside a Modbus ADU
QModbusResponse	Container class containing the function code and payload that is stored inside a Modbus ADU
QModbusReply	Contains the data for a request sent with a QModbusClient derived class
QModbusServer	The interface to receive and process Modbus requests
QSerialPort	Provides functions to access serial ports
QSerialPortInfo	Provides information about existing serial ports
QGraphicsSvgItem	QGraphicsItem that can be used to render the contents of SVG files
QSvgGenerator	Paint device that is used to create SVG drawings
QSvgRenderer	Used to draw the contents of SVG files onto paint devices
QSvgWidget	Widget that is used to display the contents of Scalable Vector Graphics (SVG) files
QExtensionFactory	Allows you to create a factory that is able to make instances of custom extensions in Qt Designer
QExtensionManager	Extension management facilities for Qt Designer
QDesignerActionEditorInterface	Allows you to change the focus of Qt Designer's action editor
QDesignerFormWindowInterface	Allows you to query and manipulate form windows appearing in Qt Designer's workspace
QDesignerFormWindowManagerInterface	Allows you to manipulate the collection of form windows in Qt Designer, and control Qt Designer's form editing actions
QDesignerObjectInspectorInterface	Allows you to change the focus of Qt Designer's object inspector
QDesignerPropertyEditorInterface	Allows you to query and manipulate the current state of Qt Designer's property editor
QDesignerWidgetBoxInterface	Allows you to control the contents of Qt Designer's widget box
QDesignerMemberSheetExtension	Allows you to manipulate a widget's member functions which is displayed when configuring connections using Qt Designer's mode for editing signals and slots
QDesignerPropertySheetExtension	Allows you to manipulate a widget's properties which is displayed in Qt Designer's property editor
QDesignerTaskMenuExtension	Allows you to add custom menu entries to Qt Designer's task menu
QAbstractFormBuilder	Default implementation for classes that create user interfaces at run-time
QFormBuilder	Used to dynamically construct user interfaces from UI files at run-time
QHelpSearchEngine	Access to widgets reusable to integrate fulltext search as well as to index and search documentation
QHelpSearchResult	The data associated with the search result
QDesignerCustomWidgetCollectionInterface	Allows you to include several custom widgets in one single library
QDesignerCustomWidgetInterface	Enables Qt Designer to access and construct custom widgets
QHelpContentItem	Item for use with QHelpContentModel
QHelpContentModel	Model that supplies content to views
QHelpContentWidget	Tree view for displaying help content model items
QHelpEngine	Access to contents and indices of the help engine
QHelpEngineCore	The core functionality of the help system
QHelpIndexModel	Model that supplies index keywords to views
QHelpIndexWidget	List view displaying the QHelpIndexModel
QHelpSearchQueryWidget	Simple line edit or an advanced widget to enable the user to input a search term in a standardized input mask
QHelpSearchResultWidget	Text browser to display search results
QAbstractExtensionFactory	Interface for extension factories in Qt Designer
QAbstractExtensionManager	Interface for extension managers in Qt Designer
QDesignerFormEditorInterface	Allows you to access Qt Designer's various components
QDesignerFormWindowCursorInterface	Allows you to query and modify a form window's widget selection, and in addition modify the properties of all the form's widgets
QDesignerContainerExtension	Allows you to add pages to a custom multi-page container in Qt Designer's workspace
QDesignerDynamicPropertySheetExtension	Allows you to manipulate a widget's dynamic properties in Qt Designer's property editor
QUiLoader	Enables standalone applications to dynamically create user interfaces at run-time using the information stored in UI files or specified in plugin paths
QWebChannel	Exposes QObjects to remote HTML clients
QWebChannelAbstractTransport	Communication channel between the C++ QWebChannel server and a HTML/JS client
QMaskGenerator	Abstract base for custom 32-bit mask generators
QWebSocket	Implements a TCP socket that talks the WebSocket protocol
QWebSocketCorsAuthenticator	Authenticator object for Cross Origin Requests (CORS)
QWebSocketServer	Implements a WebSocket-based server
QAbstractMessageHandler	Callback interface for handling messages
QAbstractUriResolver	Callback interface for resolving Uniform Resource Identifiers. A Uniform Resource Identifier (URI) is a string that uniquely identifies a resource. URIs are versatile global identifiers. It is often useful to transform a URI that identifies something logical into a URI that locates something physical (a URL), or to simply map a URI to a different URI. QAbstractUriResolver::resolve() provides this functionality
QAbstractXmlNodeModel	Abstract base class for modeling non-XML data to look like XML for QXmlQuery
QXmlItem	Contains either an XML node or an atomic value
QXmlNodeModelIndex	Identifies a node in an XML node model subclassed from QAbstractXmlNodeModel
QSimpleXmlNodeModel	Implementation of QAbstractXmlNodeModel sufficient for many common cases
QSourceLocation	Identifies a location in a resource by URI, line, and column
QXmlFormatter	Implementation of QXmlSerializer for transforming XQuery output into formatted XML
QXmlName	Represents the name of an XML node, in an efficient, namespace-aware way. QXmlName represents the name of an XML node in a way that is both efficient and safe for comparing names. Normally, an XML node represents an XML element or attribute, but QXmlName can also represent the names of other kinds of nodes, e.g., QAbstractXmlReceiver::processingInstruction() and QAbstractXmlReceiver::namespaceBinding()
QXmlNamePool	Table of shared strings referenced by instances of QXmlName
QXmlQuery	Performs XQueries on XML data, or on non-XML data modeled to look like XML
QXmlResultItems	Iterates through the results of evaluating an XQuery in QXmlQuery
QXmlSchema	Loading and validation of a W3C XML Schema
QXmlSchemaValidator	Validates XML instance documents against a W3C XML Schema
QXmlSerializer	Implementation of QAbstractXmlReceiver for transforming XQuery output into unformatted XML

Annotated Class List

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