Qt Reference Documentation

Implicitly Shared Classes

QBitArray

Array of bits

QBitmap

Monochrome (1-bit depth) pixmaps

QBrush

Defines the fill pattern of shapes drawn by QPainter

QByteArray

Array of bytes

QCache

Template class that provides a cache

QContiguousCache

Template class that provides a contiguous cache

QCursor

Mouse cursor with an arbitrary shape

QDir

Access to directory structures and their contents

QFileInfo

System-independent file information

QFont

Specifies a font used for drawing text

QFontInfo

General information about fonts

QFontMetrics

Font metrics information

QFontMetricsF

Font metrics information

QGLColormap

Used for installing custom colormaps into a QGLWidget

QGradient

Used in combination with QBrush to specify gradient fills

QHash

Template class that provides a hash-table-based dictionary

QIcon

Scalable icons in different modes and states

QImage

Hardware-independent image representation that allows direct access to the pixel data, and can be used as a paint device

QKeySequence

Encapsulates a key sequence as used by shortcuts

QLinkedList

Template class that provides linked lists

QList

Template class that provides lists

QLocale

Converts between numbers and their string representations in various languages

QMap

Template class that provides a skip-list-based dictionary

QMultiHash

Convenience QHash subclass that provides multi-valued hashes

QMultiMap

Convenience QMap subclass that provides multi-valued maps

QPainterPath

Container for painting operations, enabling graphical shapes to be constructed and reused

QPalette

Contains color groups for each widget state

QPen

Defines how a QPainter should draw lines and outlines of shapes

QPicture

Paint device that records and replays QPainter commands

QPixmap

Off-screen image representation that can be used as a paint device

QPolygon

Vector of points using integer precision

QPolygonF

Vector of points using floating point precision

QQueue

Generic container that provides a queue

QRegExp

Pattern matching using regular expressions

QRegion

Specifies a clip region for a painter

QSet

Template class that provides a hash-table-based set

QSqlField

Manipulates the fields in SQL database tables and views

QSqlQuery

Means of executing and manipulating SQL statements

QSqlRecord

Encapsulates a database record

QStack

Template class that provides a stack

QString

Unicode character string

QStringList

List of strings

QTextBoundaryFinder

Way of finding Unicode text boundaries in a string

QTextCursor

Offers an API to access and modify QTextDocuments

QTextDocumentFragment

Represents a piece of formatted text from a QTextDocument

QTextFormat

Formatting information for a QTextDocument

QUrl

Convenient interface for working with URLs

QVariant

Acts like a union for the most common Qt data types

QVector

Template class that provides a dynamic array

QX11Info

Information about the X display configuration

X

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