Qt Reference Documentation

- Qt 4.8
- ALL VERSIONS

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# Annotated Class List

Qt classes with brief descriptions:

Phonon::BackendCapabilities::Notifier
Phonon::AudioDataOutput | Access to audio data
Phonon::AudioOutput | Used to send data to audio output devices
Phonon::Effect | Used to transform audio streams
Phonon::EffectParameter | Describes one parameter of an effect
Phonon::EffectWidget | Widget to control the parameters of an Effect
Phonon::MediaController | Controls optional features of a media file/device
Phonon::MediaNode | The base class for all nodes in a media graph
Phonon::MediaObject | Interface for media playback
Phonon::MediaSource | Multimedia data for media objects
Phonon::ObjectDescription | Information about Phonon objects
Phonon::Path | Describes connections between media nodes
Phonon::SeekSlider | Slider for seeking to positions in media streams
Phonon::VideoPlayer | Used to perform playback of video
Phonon::VideoWidget | Widget that is used to display video
Phonon::VideoWidgetInterface44
Phonon::VolumeSlider | Slider that is used to control the volume of an audio output device
QAbstractAnimation | The base of all animations
QAbstractButton | The abstract base class of button widgets, providing functionality common to buttons
QAbstractEventDispatcher | Interface to manage Qt's event queue
QAbstractExtensionFactory | Interface for extension factories in Qt Designer
QAbstractExtensionManager | Interface for extension managers in Qt Designer
QAbstractFileEngine | Abstraction for accessing the filesystem
QAbstractFileEngineHandler | Way to register custom file engines with your application
QAbstractFileEngineIterator | Iterator interface for custom file engines
QAbstractFontEngine | The base class for font engine plugins in Qt for Embedded Linux
QAbstractFormBuilder | Default implementation for classes that create user interfaces at run-time
QAbstractGraphicsShapeItem | Common base for all path items
QAbstractItemDelegate | Used to display and edit data items from a model
QAbstractItemModel | The abstract interface for item model classes
QAbstractItemView | The basic functionality for item view classes
QAbstractListModel | Abstract model that can be subclassed to create one-dimensional list models
QAbstractMessageHandler | Callback interface for handling messages
QAbstractNetworkCache | The interface for cache implementations
QAbstractPrintDialog | Base implementation for print dialogs used to configure printers
QAbstractProxyModel | Base class for proxy item models that can do sorting, filtering or other data processing tasks
QAbstractScrollArea | Scrolling area with on-demand scroll bars
QAbstractSlider | Integer value within a range
QAbstractSocket | The base functionality common to all socket types
QAbstractSpinBox | Spinbox and a line edit to display values
QAbstractState | The base class of states of a QStateMachine
QAbstractTableModel | Abstract model that can be subclassed to create table models
QAbstractTextDocumentLayout | Abstract base class used to implement custom layouts for QTextDocuments
QAbstractTransition | The base class of transitions between QAbstractState objects
QAbstractUriResolver | Callback interface for resolving Uniform Resource Identifiers
QAbstractVideoBuffer | Abstraction for video data
QAbstractVideoSurface | Base class for video presentation surfaces
QAbstractXmlNodeModel | Abstract base class for modeling non-XML data to look like XML for QXmlQuery
QAbstractXmlReceiver | Callback interface for transforming the output of a QXmlQuery
QAccessible | Enums and static functions relating to accessibility
QAccessibleBridge | The base class for accessibility back-ends
QAccessibleBridgePlugin | Abstract base for accessibility bridge plugins
QAccessibleEvent | Used to query addition accessibility information about complex widgets
QAccessibleInterface | Defines an interface that exposes information about accessible objects
QAccessibleObject | Implements parts of the QAccessibleInterface for QObjects
QAccessiblePlugin | Abstract base for accessibility plugins
QAccessibleWidget | Implements the QAccessibleInterface for QWidgets
QAction | Abstract user interface action that can be inserted into widgets
QActionEvent | Event that is generated when a QAction is added, removed, or changed
QActionGroup | Groups actions together
QAnimationGroup | Abstract base class for groups of animations
QApplication | Manages the GUI application's control flow and main settings
QAtomicInt | Platform-independent atomic operations on integers
QAtomicPointer | Template class that provides platform-independent atomic operations on pointers
QAudioDeviceInfo | Interface to query audio devices and their functionality
QAudioFormat | Stores audio parameter information
QAudioInput | Interface for receiving audio data from an audio input device
QAudioOutput | Interface for sending audio data to an audio output device
QAuthenticator | Authentication object
QAxAggregated | Abstract base class for implementations of additional COM interfaces
QAxBase | Abstract class that provides an API to initialize and access a COM object
QAxBindable | Interface between a QWidget and an ActiveX client
QAxFactory | Defines a factory for the creation of COM components
QAxObject | QObject that wraps a COM object
QAxScript | Wrapper around script code
QAxScriptEngine | Wrapper around a script engine
QAxScriptManager | Bridge between application objects and script code
QAxWidget | QWidget that wraps an ActiveX control
QBasicTimer | Timer events for objects
QBitArray | Array of bits
QBitmap | Monochrome (1-bit depth) pixmaps
QBoxLayout | Lines up child widgets horizontally or vertically
QBrush | Defines the fill pattern of shapes drawn by QPainter
QBuffer | QIODevice interface for a QByteArray
QButtonGroup | Container to organize groups of button widgets
QByteArray | Array of bytes
QByteArrayMatcher | Holds a sequence of bytes that can be quickly matched in a byte array
QCDEStyle | CDE look and feel
QCache | Template class that provides a cache
QCalendarWidget | Monthly based calendar widget allowing the user to select a date
QChar | 16-bit Unicode character
QCheckBox | Checkbox with a text label
QChildEvent | Contains event parameters for child object events
QCleanlooksStyle | Widget style similar to the Clearlooks style available in GNOME
QClipboard | Access to the window system clipboard
QCloseEvent | Contains parameters that describe a close event
QColor | Colors based on RGB, HSV or CMYK values
QColorDialog | Dialog widget for specifying colors
QColormap | Maps device independent QColors to device dependent pixel values
QColumnView | Model/view implementation of a column view
QComboBox | Combined button and popup list
QCommandLinkButton | Vista style command link button
QCommonStyle | Encapsulates the common Look and Feel of a GUI
QCompleter | Completions based on an item model
QConicalGradient | Used in combination with QBrush to specify a conical gradient brush
QContextMenuEvent | Contains parameters that describe a context menu event
QContiguousCache | Template class that provides a contiguous cache
QCopChannel | Communication capabilities between clients in Qt for Embedded Linux
QCoreApplication | Event loop for console Qt applications
QCryptographicHash | Way to generate cryptographic hashes
QCursor | Mouse cursor with an arbitrary shape
QCustomRasterPaintDevice | Provided to activate hardware accelerated paint engines in Qt for Embedded Linux
QDBusAbstractAdaptor | The base class of D-Bus adaptor classes
QDBusAbstractInterface | The base class for all D-Bus interfaces in the QtDBus binding, allowing access to remote interfaces
QDBusArgument | Used to marshall and demarshall D-Bus arguments
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
QDBusInterface | Proxy for interfaces on remote objects
QDBusMessage | Represents one message sent or received over the D-Bus bus
QDBusObjectPath | Enables the programmer to identify the OBJECT_PATH type provided by the D-Bus typesystem
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
QDBusServiceWatcher | Allows the user to watch for a bus service change
QDBusSignature | Enables the programmer to identify the SIGNATURE type provided by the D-Bus typesystem
QDBusUnixFileDescriptor | Holds one Unix file descriptor
QDBusVariant | Enables the programmer to identify the variant type provided by the D-Bus typesystem
QDataStream | Serialization of binary data to a QIODevice
QDataWidgetMapper | Mapping between a section of a data model to widgets
QDate | Date functions
QDateEdit | Widget for editing dates based on the QDateTimeEdit widget
QDateTime | Date and time functions
QDateTimeEdit | Widget for editing dates and times
QDebug | Output stream for debugging information
QDeclarativeComponent | Encapsulates a QML component definition
QDeclarativeContext | Defines a context within a QML engine
QDeclarativeEngine | Environment for instantiating QML components
QDeclarativeError | Encapsulates a QML error
QDeclarativeExpression | Evaluates JavaScript in a QML context
QDeclarativeExtensionPlugin | Abstract base for custom QML extension plugins
QDeclarativeImageProvider | Interface for supporting pixmaps and threaded image requests in QML
QDeclarativeItem | The most basic of all visual items in QML
QDeclarativeListProperty | Allows applications to expose list-like properties to QML
QDeclarativeListReference | Allows the manipulation of QDeclarativeListProperty properties
QDeclarativeNetworkAccessManagerFactory | Creates QNetworkAccessManager instances for a QML engine
QDeclarativeParserStatus | Updates on the QML parser state
QDeclarativeProperty | Abstracts accessing properties on objects created from QML
QDeclarativePropertyMap | Allows you to set key-value pairs that can be used in QML bindings
QDeclarativePropertyValueSource | Interface for property value sources such as animations and bindings
QDeclarativeScriptString | Encapsulates a script and its context
QDeclarativeView | Widget for displaying a Qt Declarative user interface
QDecoration | Base class for window decorations in Qt for Embedded Linux
QDecorationDefault | Base class providing default window decorations
QDecorationFactory | Creates window decorations in Qt for Embedded Linux
QDecorationPlugin | Abstract base class for window decoration plugins in Qt for Embedded Linux
QDesignerActionEditorInterface | Allows you to change the focus of Qt Designer's action editor
QDesignerContainerExtension | Allows you to add pages to a custom multi-page container in Qt Designer's workspace
QDesignerCustomWidgetCollectionInterface | Allows you to include several custom widgets in one single library
QDesignerCustomWidgetInterface | Enables Qt Designer to access and construct custom widgets
QDesignerDynamicPropertySheetExtension | Allows you to manipulate a widget's dynamic properties in Qt Designer's property editor
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
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
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
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
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
QDesignerWidgetBoxInterface | Allows you to control the contents of Qt Designer's widget box
QDesktopServices | Methods for accessing common desktop services
QDesktopWidget | Access to screen information on multi-head systems
QDial | Rounded range control (like a speedometer or potentiometer)
QDialog | The base class of dialog windows
QDialogButtonBox | Widget that presents buttons in a layout that is appropriate to the current widget style
QDir | Access to directory structures and their contents
QDirIterator | Iterator for directory entrylists
QDirectPainter | Direct access to the underlying hardware in Qt for Embedded Linux
QDockWidget | Widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop
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
QDoubleSpinBox | Spin box widget that takes doubles
QDoubleValidator | Range checking of floating-point numbers
QDrag | Support for MIME-based drag and drop data transfer
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
QDynamicPropertyChangeEvent | Contains event parameters for dynamic property change events
QEasingCurve | Easing curves for controlling animation
QElapsedTimer | Fast way to calculate elapsed times
QErrorMessage | Error message display dialog
QEvent | The base class of all event classes. Event objects contain event parameters
QEventLoop | Means of entering and leaving an event loop
QEventTransition | QObject-specific transition for Qt events
QExplicitlySharedDataPointer | Represents a pointer to an explicitly shared object
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
QFSFileEngine | Implements Qt's default file engine
QFile | Interface for reading from and writing to files
QFileDialog | Dialog that allow users to select files or directories
QFileIconProvider | File icons for the QDirModel and the QFileSystemModel classes
QFileInfo | System-independent file information
QFileOpenEvent | Event that will be sent when there is a request to open a file or a URL
QFileSystemModel | Data model for the local filesystem
QFileSystemWatcher | Interface for monitoring files and directories for modifications
QFinalState | Final state
QFlag | Helper data type for QFlags
QFlags | Type-safe way of storing OR-combinations of enum values
QFocusEvent | Contains event parameters for widget focus events
QFocusFrame | Focus frame which can be outside of a widget's normal paintable area
QFont | Specifies a font used for drawing text
QFontComboBox | Combobox that lets the user select a font family
QFontDatabase | Information about the fonts available in the underlying window system
QFontDialog | Dialog widget for selecting a font
QFontEngineInfo | Describes a specific font provided by a font engine plugin
QFontEnginePlugin | The base class for font engine factory plugins in Qt for Embedded Linux
QFontInfo | General information about fonts
QFontMetrics | Font metrics information
QFontMetricsF | Font metrics information
QFormBuilder | Used to dynamically construct user interfaces from UI files at run-time
QFormLayout | Manages forms of input widgets and their associated labels
QFrame | The base class of widgets that can have a frame
QFtp | Implementation of the client side of FTP protocol
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
QGLBuffer | Functions for creating and managing GL buffer objects
QGLColormap | Used for installing custom colormaps into a QGLWidget
QGLContext | Encapsulates an OpenGL rendering context
QGLFormat | Specifies the display format of an OpenGL rendering context
QGLFramebufferObject | Encapsulates an OpenGL framebuffer object
QGLFramebufferObjectFormat | Specifies the format of an OpenGL framebuffer object
QGLFunctions | Cross-platform access to the OpenGL/ES 2.0 API
QGLPixelBuffer | Encapsulates an OpenGL pbuffer
QGLShader | Allows OpenGL shaders to be compiled
QGLShaderProgram | Allows OpenGL shader programs to be linked and used
QGLWidget | Widget for rendering OpenGL graphics
QGenericArgument | Internal helper class for marshalling arguments
QGenericMatrix | Template class that represents a NxM transformation matrix with N columns and M rows
QGenericPlugin | Abstract base class for window-system related plugins in Qt QPA
QGenericPluginFactory | Creates window-system related plugin drivers in Qt QPA
QGenericReturnArgument | Internal helper class for marshalling arguments
QGesture | Represents a gesture, containing properties that describe the corresponding user input
QGestureEvent | The description of triggered gestures
QGestureRecognizer | The infrastructure for gesture recognition
QGlyphRun | Direct access to the internal glyphs in a font
QGradient | Used in combination with QBrush to specify gradient fills
QGraphicsAnchor | Represents an anchor between two items in a QGraphicsAnchorLayout
QGraphicsAnchorLayout | Layout where one can anchor widgets together in Graphics View
QGraphicsBlurEffect | Blur effect
QGraphicsColorizeEffect | Colorize effect
QGraphicsDropShadowEffect | Drop shadow effect
QGraphicsEffect | The base class for all graphics effects
QGraphicsEllipseItem | Ellipse item that you can add to a QGraphicsScene
QGraphicsGridLayout | Grid layout for managing widgets in Graphics View
QGraphicsItem | The base class for all graphical items in a QGraphicsScene
QGraphicsItemAnimation | Simple animation support for QGraphicsItem
QGraphicsItemGroup | Container that treats a group of items as a single item
QGraphicsLayout | The base class for all layouts in Graphics View
QGraphicsLayoutItem | Can be inherited to allow your custom items to be managed by layouts
QGraphicsLineItem | Line item that you can add to a QGraphicsScene
QGraphicsLinearLayout | Horizontal or vertical layout for managing widgets in Graphics View
QGraphicsObject | Base class for all graphics items that require signals, slots and properties
QGraphicsOpacityEffect | Opacity effect
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
QGraphicsProxyWidget | Proxy layer for embedding a QWidget in a QGraphicsScene
QGraphicsRectItem | Rectangle item that you can add to a QGraphicsScene
QGraphicsRotation | Rotation transformation around a given axis
QGraphicsScale | Scale transformation
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
QGraphicsSimpleTextItem | Simple text path item that you can add to a QGraphicsScene
QGraphicsSvgItem | QGraphicsItem that can be used to render the contents of SVG files
QGraphicsTextItem | Text item that you can add to a QGraphicsScene to display formatted text
QGraphicsTransform | Abstract base class for building advanced transformations on QGraphicsItems
QGraphicsView | Widget for displaying the contents of a QGraphicsScene
QGraphicsWebView | Allows Web content to be added to a GraphicsView
QGraphicsWidget | The base class for all widget items in a QGraphicsScene
QGridLayout | Lays out widgets in a grid
QGroupBox | Group box frame with a title
QGtkStyle | Widget style rendered by GTK+
QHBoxLayout | Lines up widgets horizontally
QHash | Template class that provides a hash-table-based dictionary
QHashIterator | Java-style const iterator for QHash and QMultiHash
QHeaderView | Header row or header column for item views
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
QHelpEvent | Event that is used to request helpful information about a particular point in a widget
QHelpIndexModel | Model that supplies index keywords to views
QHelpIndexWidget | List view displaying the QHelpIndexModel
QHelpSearchEngine | Access to widgets reusable to integrate fulltext search as well as to index and search documentation
QHelpSearchQuery | Contains the field name and the associated search term
QHelpSearchQueryWidget | Simple line edit or an advanced widget to enable the user to input a search term in a standardized input mask
QHelpSearchResultWidget | Either a tree widget or a text browser depending on the used search engine to display the hits found by the search
QHideEvent | Event which is sent after a widget is hidden
QHistoryState | Means of returning to a previously active substate
QHostAddress | IP address
QHostInfo | Static functions for host name lookups
QHoverEvent | Contains parameters that describe a mouse event
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
QIODevice | The base interface class of all I/O devices in Qt
QIcon | Scalable icons in different modes and states
QIconDragEvent | Indicates that a main icon drag has begun
QIconEngine | Abstract base class for QIcon renderers
QIconEnginePlugin | Abstract base for custom QIconEngine plugins
QIconEnginePluginV2 | Abstract base for custom QIconEngineV2 plugins
QIconEngineV2 | Abstract base class for QIcon renderers
QIdentityProxyModel | Proxies its source model unmodified
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
QInputContext | Abstracts the input method dependent data and composing state
QInputContextFactory | Creates QInputContext objects
QInputContextPlugin | Abstract base for custom QInputContext plugins
QInputDialog | Simple convenience dialog to get a single value from the user
QInputEvent | The base class for events that describe user input
QInputMethodEvent | Parameters for input method events
QIntValidator | Validator that ensures a string contains a valid integer within a specified range
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
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
QKbdDriverFactory | Creates keyboard drivers in Qt for Embedded Linux
QKbdDriverPlugin | Abstract base class for keyboard driver plugins in Qt for Embedded Linux
QKeyEvent | Describes a key event
QKeyEventTransition | Transition for key events
QKeySequence | Encapsulates a key sequence as used by shortcuts
QLCDNumber | Displays a number with LCD-like digits
QLabel | Text or image display
QLatin1Char | 8-bit ASCII/Latin-1 character
QLatin1String | Thin wrapper around an US-ASCII/Latin-1 encoded string literal
QLayout | The base class of geometry managers
QLayoutItem | Abstract item that a QLayout manipulates
QLibrary | Loads shared libraries at runtime
QLibraryInfo | Information about the Qt library
QLine | Two-dimensional vector using integer precision
QLineEdit | One-line text editor
QLineF | Two-dimensional vector using floating point precision
QLinearGradient | Used in combination with QBrush to specify a linear gradient brush
QLinkedList | Template class that provides linked lists
QLinkedListIterator | Java-style const iterator for QLinkedList
QList | Template class that provides lists
QListIterator | Java-style const iterator for QList and QQueue
QListView | List or icon view onto a model
QListWidget | Item-based list widget
QListWidgetItem | Item for use with the QListWidget item view class
QLocalServer | Local socket based server
QLocalSocket | Local socket
QLocale | Converts between numbers and their string representations in various languages
QMacCocoaViewContainer | Widget for Mac OS X that can be used to wrap arbitrary Cocoa views (i.e., NSView subclasses) and insert them into Qt hierarchies
QMacNativeWidget | Widget for Mac OS X that provides a way to put Qt widgets into Carbon or Cocoa hierarchies depending on how Qt was configured
QMacPasteboardMime | Converts between a MIME type and a Uniform Type Identifier (UTI) format
QMacStyle | Mac OS X style using the Apple Appearance Manager
QMainWindow | Main application window
QMap | Template class that provides a skip-list-based dictionary
QMapIterator | Java-style const iterator for QMap and QMultiMap
QMargins | Defines the four margins of a rectangle
QMatrix4x4 | Represents a 4x4 transformation matrix in 3D space
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
QMessageBox | Modal dialog for informing the user or for asking the user a question and receiving an answer
QMetaClassInfo | Additional information about a class
QMetaEnum | Meta-data about an enumerator
QMetaMethod | Meta-data about a member function
QMetaObject | Contains meta-information about Qt objects
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
QModelIndex | Used to locate data in a data model
QMotifStyle | Motif look and feel
QMouseDriverFactory | Creates mouse drivers in Qt for Embedded Linux
QMouseDriverPlugin | Abstract base class for mouse driver plugins in Qt for Embedded Linux
QMouseEvent | Contains parameters that describe a mouse event
QMouseEventTransition | Transition for mouse events
QMoveEvent | Contains event parameters for move events
QMovie | Convenience class for playing movies with QImageReader
QMultiHash | Convenience QHash subclass that provides multi-valued hashes
QMultiMap | Convenience QMap subclass that provides multi-valued maps
QMutableHashIterator | Java-style non-const iterator for QHash and QMultiHash
QMutableLinkedListIterator | Java-style non-const iterator for QLinkedList
QMutableListIterator | Java-style non-const iterator for QList and QQueue
QMutableMapIterator | Java-style non-const iterator for QMap and QMultiMap
QMutableSetIterator | Java-style non-const iterator for QSet
QMutableVectorIterator | Java-style non-const iterator for QVector and QStack
QMutex | Access serialization between threads
QMutexLocker | Convenience class that simplifies locking and unlocking mutexes
QNetworkAccessManager | Allows the application to send network requests and receive replies
QNetworkAddressEntry | Stores one IP address supported by a network interface, along with its associated netmask and broadcast address
QNetworkCacheMetaData | Cache information
QNetworkConfiguration | Abstraction of one or more access point configurations
QNetworkConfigurationManager | Manages the network configurations provided by the system
QNetworkCookie | Holds one network cookie
QNetworkCookieJar | Implements a simple jar of QNetworkCookie objects
QNetworkDiskCache | Very basic disk cache
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
QNetworkReply | Contains the data and headers for a request sent with QNetworkAccessManager
QNetworkRequest | Holds a request to be sent with QNetworkAccessManager
QNetworkSession | Control over the system's access points and enables session management for cases when multiple clients access the same access point
QObject | The base class of all Qt objects
QObjectCleanupHandler | Watches the lifetime of multiple QObjects
QPageSetupDialog | Configuration dialog for the page-related options on a printer
QPaintDevice | The base class of objects that can be painted
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
QPaintEvent | Contains event parameters for paint events
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
QPair | Template class that stores a pair of items
QPalette | Contains color groups for each widget state
QPanGesture | Describes a panning gesture made by the user
QParallelAnimationGroup | Parallel group of animations
QPauseAnimation | Pause for QSequentialAnimationGroup
QPen | Defines how a QPainter should draw lines and outlines of shapes
QPersistentModelIndex | Used to locate data in a data model
QPicture | Paint device that records and replays QPainter commands
QPinchGesture | Describes a pinch gesture made by the user
QPixmap | Off-screen image representation that can be used as a paint device
QPixmapCache | Application-wide cache for pixmaps
QPlainTextDocumentLayout | Implements a plain text layout for QTextDocument
QPlainTextEdit | Widget that is used to edit and display plain text
QPlastiqueStyle | Widget style similar to the Plastik style available in KDE
QPlatformCursor | Information about pointer device events (movement, buttons), and requests to change the currently displayed cursor
QPlatformCursorImage | Set of graphics intended to be used as cursors
QPlatformFontDatabase | Makes it possible to customize how fonts are discovered and how they are rendered
QPlatformWindowFormat | Specifies the display format of an OpenGL rendering context and if possible attributes of the corresponding QPlatformWindow
QPluginLoader | Loads a plugin at run-time
QPoint | Defines a point in the plane using integer precision
QPointF | Defines a point in the plane using floating point precision
QPointer | Template class that provides guarded pointers to QObject
QPolygon | Vector of points using integer precision
QPolygonF | Vector of points using floating point precision
QPrintDialog | Dialog for specifying the printer's configuration
QPrintEngine | Defines an interface for how QPrinter interacts with a given printing subsystem
QPrintPreviewDialog | Dialog for previewing and configuring page layouts for printer output
QPrintPreviewWidget | Widget for previewing page layouts for printer output
QPrinter | Paint device that paints on a printer
QPrinterInfo | Gives access to information about existing printers
QProcess | Used to start external programs and to communicate with them
QProcessEnvironment | Holds the environment variables that can be passed to a program
QProgressBar | Horizontal or vertical progress bar
QProgressDialog | Feedback on the progress of a slow operation
QPropertyAnimation | Animates Qt properties
QProxyScreen | Generic interface to QScreen implementations
QProxyScreenCursor | Generic interface to QScreenCursor implementations
QProxyStyle | Convenience class that simplifies dynamically overriding QStyle elements
QPushButton | Command button
QQuaternion | Represents a quaternion consisting of a vector and scalar
QQueue | Generic container that provides a queue
QRadialGradient | Used in combination with QBrush to specify a radial gradient brush
QRadioButton | Radio button with a text label
QRasterPaintEngine | Enables hardware acceleration of painting operations in Qt for Embedded Linux
QRawFont | Access to a single physical instance of a font
QReadLocker | Convenience class that simplifies locking and unlocking read-write locks for read access
QReadWriteLock | Read-write locking
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
QRegExpValidator | Used to check a string against a regular expression
QRegion | Specifies a clip region for a painter
QResizeEvent | Contains event parameters for resize events
QResource | Interface for reading directly from resources
QRubberBand | Rectangle or line that can indicate a selection or a boundary
QRunnable | The base class for all runnable objects
QS60MainAppUi | Helper class for S60 migration
QS60MainApplication | Support for migration from S60
QS60MainDocument | Helper class for S60 migration
QS60Style | Look and feel suitable for applications on S60
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
QScreen | Base class for screen drivers in Qt for Embedded Linux
QScreenCursor | Base class for screen cursors in Qt for Embedded Linux
QScreenDriverFactory | Creates screen drivers in Qt for Embedded Linux
QScreenDriverPlugin | Abstract base class for screen driver plugins in Qt for Embedded Linux
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
QScriptEngineAgent | Interface to report events pertaining to QScriptEngine execution
QScriptEngineDebugger | QScriptEngine debugger
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
QScriptSyntaxCheckResult | The result of a script syntax check
QScriptValue | Acts as a container for the Qt Script data types
QScriptValueIterator | Java-style iterator for QScriptValue
QScriptable | Access to the Qt Script environment from Qt C++ member functions
QScrollArea | Scrolling view onto another widget
QScrollBar | Vertical or horizontal scroll bar
QSemaphore | General counting semaphore
QSequentialAnimationGroup | Sequential group of animations
QSessionManager | Access to the session manager
QSet | Template class that provides a hash-table-based set
QSetIterator | Java-style const iterator for QSet
QSettings | Persistent platform-independent application settings
QSharedData | Base class for shared data objects
QSharedDataPointer | Represents a pointer to an implicitly shared object
QSharedMemory | Access to a shared memory segment
QSharedPointer | Holds a strong reference to a shared pointer
QShortcut | Used to create keyboard shortcuts
QShortcutEvent | Event which is generated when the user presses a key combination
QShowEvent | Event that is sent when a widget is shown
QSignalMapper | Bundles signals from identifiable senders
QSignalSpy | Enables introspection of signal emission
QSignalTransition | Transition based on a Qt signal
QSimpleXmlNodeModel | Implementation of QAbstractXmlNodeModel sufficient for many common cases
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
QSizeGrip | Resize handle for resizing top-level windows
QSizePolicy | Layout attribute describing horizontal and vertical resizing policy
QSlider | Vertical or horizontal slider
QSocketNotifier | Support for monitoring activity on a file descriptor
QSortFilterProxyModel | Support for sorting and filtering data passed between another model and a view
QSound | Access to the platform audio facilities
QSourceLocation | Identifies a location in a resource by URI, line, and column
QSpacerItem | Blank space in a layout
QSpinBox | Spin box widget
QSplashScreen | Splash screen that can be shown during application startup
QSplitter | Implements a splitter widget
QSplitterHandle | Handle functionality of the splitter
QSqlDatabase | Represents a connection to a database
QSqlDriver | Abstract base class for accessing specific SQL databases
QSqlDriverCreator | Template class that provides a SQL driver factory for a specific driver type
QSqlDriverCreatorBase | The base class for SQL driver factories
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
QSqlQueryModel | Read-only data model for SQL result sets
QSqlRecord | Encapsulates a database record
QSqlRelation | Stores information about an SQL foreign key
QSqlRelationalDelegate | Delegate that is used to display and edit data from a QSqlRelationalTableModel
QSqlRelationalTableModel | Editable data model for a single database table, with foreign key support
QSqlResult | Abstract interface for accessing data from specific SQL databases
QSqlTableModel | Editable data model for a single database table
QSslCertificate | Convenient API for an X509 certificate
QSslCipher | Represents an SSL cryptographic cipher
QSslConfiguration | Holds the configuration and state of an SSL connection
QSslError | SSL error
QSslKey | Interface for private and public keys
QSslSocket | SSL encrypted socket for both clients and servers
QStack | Template class that provides a stack
QStackedLayout | Stack of widgets where only one widget is visible at a time
QStackedWidget | Stack of widgets where only one widget is visible at a time
QStandardItem | Item for use with the QStandardItemModel class
QStandardItemEditorCreator | The possibility to register widgets without having to subclass QItemEditorCreatorBase
QStandardItemModel | Generic model for storing custom data
QState | General-purpose state for QStateMachine
QStateMachine | Hierarchical finite state machine
QStaticText | Enables optimized drawing of text when the text and its layout is updated rarely
QStatusBar | Horizontal bar suitable for presenting status information
QStatusTipEvent | Event that is used to show messages in a status bar
QString | Unicode character string
QStringList | List of strings
QStringListModel | Model that supplies strings to views
QStringMatcher | Holds a sequence of characters that can be quickly matched in a Unicode string
QStringRef | Thin wrapper around QString substrings
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
QStyleOptionFrameV2 | Used to describe the parameters necessary for drawing a frame in Qt 4.1 or above
QStyleOptionFrameV3 | Used to describe the parameters necessary for drawing a frame in Qt 4.1 or above
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
QStyleOptionProgressBarV2 | Used to describe the parameters necessary for drawing a progress bar in Qt 4.1 or above
QStyleOptionQ3DockWindow | Used to describe the parameters for drawing various parts of a Q3DockWindow
QStyleOptionQ3ListView | Used to describe the parameters for drawing a Q3ListView
QStyleOptionQ3ListViewItem | Used to describe an item drawn in a Q3ListView
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
QStyleOptionTabBarBaseV2 | Used to describe the base of a tab bar, i.e. the part that the tab bar usually overlaps with
QStyleOptionTabV2 | Used to describe the parameters necessary for drawing a tabs in Qt 4.1 or above
QStyleOptionTabV3 | Used to describe the parameters necessary for drawing a tabs in Qt 4.5 or above
QStyleOptionTabWidgetFrame | Used to describe the parameters for drawing the frame around a tab widget
QStyleOptionTabWidgetFrameV2 | 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
QStyleOptionToolBoxV2 | Used to describe the parameters necessary for drawing a frame in Qt 4.3 or above
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
QStyleOptionViewItemV2 | Used to describe the parameters necessary for drawing a frame in Qt 4.2 or above
QStyleOptionViewItemV3 | Used to describe the parameters necessary for drawing a frame in Qt 4.3 or above
QStyleOptionViewItemV4 | Used to describe the parameters necessary for drawing a frame in Qt 4.4 or above
QStylePainter | Convenience class for drawing QStyle elements inside a widget
QStylePlugin | Abstract base for custom QStyle plugins
QStyledItemDelegate | Display and editing facilities for data items from a model
QSupportedWritingSystems | Used when registering fonts with the internal Qt fontdatabase
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
QSwipeGesture | Describes a swipe gesture made by the user
QSymbianEvent | Contains a Symbian event of any type
QSymbianGraphicsSystemHelper
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
QSysInfo | Information about the system
QSystemLocale | Can be used to finetune the system locale of the user
QSystemSemaphore | General counting system semaphore
QSystemTrayIcon | Icon for an application in the system tray
QTabBar | Tab bar, e.g. for use in tabbed dialogs
QTabWidget | Stack of tabbed widgets
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
QTabletEvent | Contains parameters that describe a Tablet event
QTapAndHoldGesture | Describes a tap-and-hold (aka LongTap) gesture made by the user
QTapGesture | Describes a tap gesture made by the user
QTcpServer | TCP-based server
QTcpSocket | TCP socket
QTemporaryFile | I/O device that operates on temporary files
QTest::QTouchEventSequence | Used to simulate a sequence of touch events
QTestEventList | List of GUI events
QTextBlock | Container for text fragments in a QTextDocument
QTextBlockFormat | Formatting information for blocks of text in a QTextDocument
QTextBlockGroup | Container for text blocks within a QTextDocument
QTextBlockUserData | Used to associate custom data with blocks of text
QTextBoundaryFinder | Way of finding Unicode text boundaries in a string
QTextBrowser | Rich text browser with hypertext navigation
QTextCharFormat | Formatting information for characters in a QTextDocument
QTextCodec | Conversions between text encodings
QTextCodecPlugin | Abstract base for custom QTextCodec plugins
QTextCursor | Offers an API to access and modify QTextDocuments
QTextDecoder | State-based decoder
QTextDocument | Holds formatted text that can be viewed and edited using a QTextEdit
QTextDocumentFragment | Represents a piece of formatted text from a QTextDocument
QTextDocumentWriter | Format-independent interface for writing a QTextDocument to files or other devices
QTextEdit | Widget that is used to edit and display both plain and rich text
QTextEncoder | State-based encoder
QTextFormat | Formatting information for a QTextDocument
QTextFragment | Holds a piece of text in a QTextDocument with a single QTextCharFormat
QTextFrame | Represents a frame in a QTextDocument
QTextFrameFormat | Formatting information for frames in a QTextDocument
QTextImageFormat | Formatting information for images in a QTextDocument
QTextInlineObject | Represents an inline object in a QTextLayout
QTextItem | All the information required to draw text in a custom paint engine
QTextLayout | Used to lay out and render text
QTextLength | Encapsulates the different types of length used in a QTextDocument
QTextLine | Represents a line of text inside a QTextLayout
QTextList | Decorated list of items in a QTextDocument
QTextListFormat | Formatting information for lists in a QTextDocument
QTextObject | Base class for different kinds of objects that can group parts of a QTextDocument together
QTextObjectInterface | Allows drawing of custom text objects in QTextDocuments
QTextOption | Description of general rich text properties
QTextStream | Convenient interface for reading and writing text
QTextTable | Represents a table in a QTextDocument
QTextTableCell | Represents the properties of a cell in a QTextTable
QTextTableCellFormat | Formatting information for table cells in a QTextDocument
QTextTableFormat | Formatting information for tables in a QTextDocument
QThread | Platform-independent way to manage threads
QThreadPool | Manages a collection of QThreads
QThreadStorage | Per-thread data storage
QTileRules
QTime | Clock time functions
QTimeEdit | Widget for editing times based on the QDateTimeEdit widget
QTimeLine | Timeline for controlling animations
QTimer | Repetitive and single-shot timers
QTimerEvent | Contains parameters that describe a timer event
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
QToolTip | Tool tips (balloon help) for any widget
QTouchEvent | Contains parameters that describe a touch event
QTransform | Specifies 2D transformations of a coordinate system
QTranslator | Internationalization support for text output
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
QUdpSocket | UDP socket
QUiLoader | Enables standalone applications to dynamically create user interfaces at run-time using the information stored in UI files or specified in plugin paths
QUndoCommand | The base class of all commands stored on a QUndoStack
QUndoGroup | Group of QUndoStack objects
QUndoStack | Stack of QUndoCommand objects
QUndoView | Displays the contents of a QUndoStack
QUrl | Convenient interface for working with URLs
QUrlInfo | Stores information about URLs
QUuid | Stores a Universally Unique Identifier (UUID)
QVBoxLayout | Lines up widgets vertically
QValidator | Validation of input text
QVarLengthArray | Low-level variable-length array
QVariant | Acts like a union for the most common Qt data types
QVariantAnimation | Abstract base class for animations
QVector | Template class that provides a dynamic array
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
QVectorIterator | Java-style const iterator for QVector and QStack
QVideoFrame | Representation of a frame of video data
QVideoSurfaceFormat | Specifies the stream format of a video presentation surface
QWSCalibratedMouseHandler | Mouse calibration and noise reduction in Qt for Embedded Linux
QWSClient | Encapsulates a client process in Qt for Embedded Linux
QWSEmbedWidget | Enables embedded top-level widgets in Qt for Embedded Linux
QWSEvent | Encapsulates an event in Qt for Embedded Linux
QWSGLWindowSurface | The drawing area for top-level windows with Qt for Embedded Linux on EGL/OpenGL ES. It also provides the drawing area for QGLWidgets whether they are top-level windows or children of another QWidget
QWSInputMethod | International input methods in Qt for Embedded Linux
QWSKeyboardHandler | Base class for keyboard drivers in Qt for Embedded Linux
QWSMouseHandler | Base class for mouse drivers in Qt for Embedded Linux
QWSPointerCalibrationData | Container for mouse calibration data in Qt for Embedded Linux
QWSScreenSaver | Base class for screensavers in Qt for Embedded Linux
QWSServer | Encapsulates a server process in Qt for Embedded Linux
QWSWindow | Encapsulates a top-level window in Qt for Embedded Linux
QWaitCondition | Condition variable for synchronizing threads
QWeakPointer | Holds a weak reference to a shared pointer
QWebDatabase | Access to HTML 5 databases created with JavaScript
QWebElement | Convenient access to DOM elements in a QWebFrame
QWebElementCollection | Represents a collection of web elements
QWebFrame | Represents a frame in a web page
QWebHistory | Represents the history of a QWebPage
QWebHistoryInterface | Interface to implement link history
QWebHistoryItem | Represents one item in the history of a QWebPage
QWebHitTestResult | Information about the web page content after a hit test
QWebInspector | Allows the placement and control of a QWebPage's inspector. The inspector can display a page's hierarchy, its loading statistics and the current state of its individual elements. It is mostly used by web developers
QWebPage | Object to view and edit web documents
QWebPluginFactory | Used to embed custom data types in web pages
QWebSecurityOrigin | Defines a security boundary for web sites
QWebSettings | Object to store the settings used by QWebPage and QWebFrame
QWebView | Widget that is used to view and edit web documents
QWhatsThis | Simple description of any widget, i.e. answering the question "What's This?"
QWhatsThisClickedEvent | Event that can be used to handle hyperlinks in a "What's This?" text
QWheelEvent | Contains parameters that describe a wheel event
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
QWidgetItem | Layout item that represents a widget
QWindowStateChangeEvent | The window state before a window state change
QWindowsMime | Maps open-standard MIME to Window Clipboard formats
QWindowsStyle | Microsoft Windows-like look and feel
QWindowsVistaStyle | Look and feel suitable for applications on Microsoft Windows Vista
QWindowsXPStyle | Microsoft Windows XP-like look and feel
QWizard | Framework for wizards
QWizardPage | The base class for wizard pages
QWriteLocker | Convenience class that simplifies locking and unlocking read-write locks for write access
QX11EmbedContainer | XEmbed container widget
QX11EmbedWidget | XEmbed client widget
QX11Info | Information about the X display configuration
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
QXmlFormatter | Implementation of QXmlSerializer for transforming XQuery output into formatted XML
QXmlInputSource | The input data for the QXmlReader subclasses
QXmlItem | Contains either an XML node or an atomic value
QXmlLexicalHandler | Interface to report the lexical content of XML data
QXmlLocator | The XML handler classes with information about the parsing position within a file
QXmlName | Represents the name of an XML node, in an efficient, namespace-aware way
QXmlNamePool | Table of shared strings referenced by instances of QXmlName
QXmlNamespaceSupport | Helper class for XML readers which want to include namespace support
QXmlNodeModelIndex | Identifies a node in an XML node model subclassed from QAbstractXmlNodeModel
QXmlParseException | Used to report errors with the QXmlErrorHandler interface
QXmlQuery | Performs XQueries on XML data, or on non-XML data modeled to look like XML
QXmlReader | Interface for XML readers (i.e. parsers)
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
QXmlSimpleReader | Implementation of a simple XML parser
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
QtConcurrent::Exception | Base class for exceptions that can transferred across threads
QtConcurrent::UnhandledException | Represents an unhandled exception in a worker thread