Qt Reference Documentation

- Qt 4.8
- ALL VERSIONS

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# 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