The QChronoTimer class provides repetitive and single-shot timers.| doc.qt.io
The Scene Graph in Qt Quick| doc.qt.io
The Menus example demonstrates how menus can be used in a main window application.| doc.qt.io
The QScrollArea class provides a scrolling view onto another widget.| doc.qt.io
The QHeaderView class provides a header row or header column for item views.| doc.qt.io
A base class for pointer events containing a single point, such as mouse events.| doc.qt.io
The QMouseEvent class contains parameters that describe a mouse event.| doc.qt.io
The QGraphicsSceneMouseEvent class provides mouse events in the graphics view framework.| doc.qt.io
The QCursor class provides a mouse cursor with an arbitrary shape.| doc.qt.io
The QPainterPath class provides a container for painting operations, enabling graphical shapes to be constructed and reused.| doc.qt.io
The QPaintEngineState class provides information about the active paint engine's current state.| doc.qt.io
The QScrollBar widget provides a vertical or horizontal scroll bar.| doc.qt.io
The QAbstractSlider class provides an integer value within a range.| doc.qt.io
The Meta-Object Compiler, moc, is the program that handles Qt's C++ extensions.| doc.qt.io
The QScreen class is used to query screen properties.| doc.qt.io
The QStyleOption class stores the parameters used by QStyle functions.| doc.qt.io
The QQuickWindow class provides the window for displaying a graphical QML scene.| doc.qt.io
QTimeZone identifies how a time representation relates to UTC.| doc.qt.io
The QAbstractScrollArea widget provides a scrolling area with on-demand scroll bars.| doc.qt.io
The QMouseEvent class contains parameters that describe a mouse event.| doc.qt.io
The QPalette class contains color groups for each widget state.| doc.qt.io
The QPaintEngine class provides an abstract definition of how QPainter draws to a given device on a given platform.| doc.qt.io
The QFrame class is the base class of widgets that can have a frame.| doc.qt.io
The QCheckBox widget provides a checkbox with a text label.| doc.qt.io
The QSurfaceFormat class represents the format of a QSurface.| doc.qt.io
The QRegion class specifies a clip region for a painter.| doc.qt.io
The QMetaMethod class provides meta-data about a member function.| doc.qt.io
The QMainWindow class provides a main application window.| doc.qt.io
The QDockWidget class provides a widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop.| doc.qt.io
The QDialog class is the base class of dialog windows.| doc.qt.io
The QWhatsThis class provides a simple description of any widget, i.e. answering the question "What's This?".| doc.qt.io
The QToolBar class provides a movable panel that contains a set of controls.| doc.qt.io
The QMenuBar class provides a horizontal menu bar.| doc.qt.io
The QKeySequence class encapsulates a key sequence as used by shortcuts.| doc.qt.io
The QMetaObject class contains meta-information about Qt objects.| doc.qt.io
The QTime class provides clock time functions.| doc.qt.io
The QTextEdit class provides a widget that is used to edit and display both plain and rich text.| doc.qt.io
The QLineEdit widget is a one-line text editor.| doc.qt.io
The QFileDialog class provides a dialog that allows users to select files or directories.| doc.qt.io
The QAbstractItemView class provides the basic functionality for item view classes.| doc.qt.io
An overview of the drag and drop system provided by Qt.| doc.qt.io
The QToolButton class provides a quick-access button to commands or options, usually used inside a QToolBar.| doc.qt.io
The QLabel widget provides a text or image display.| doc.qt.io
The QBrush class defines the fill pattern of shapes drawn by QPainter.| doc.qt.io
The QStyle class is an abstract base class that encapsulates the look and feel of a GUI.| doc.qt.io
The QSize class defines the size of a two-dimensional object using integer point precision.| doc.qt.io
The QColor class provides colors based on RGB, HSV or CMYK values.| doc.qt.io
The QWidget class is the base class of all user interface objects.| doc.qt.io
Windows and Dialogs in Qt.| doc.qt.io
The QSizeF class defines the size of a two-dimensional object using floating point precision.| doc.qt.io
The QAbstractTextDocumentLayout class is an abstract base class used to implement custom layouts for QTextDocuments.| doc.qt.io
The QObject class is the base class of all Qt objects.| doc.qt.io
The QAction class provides an abstraction for user commands that can be added to different user interface components.| doc.qt.io
KDE products API documentation| api.kde.org
The QThread class provides a platform-independent way to manage threads.| doc.qt.io
The QDateTime class provides date and time functions.| doc.qt.io
The QByteArrayView class provides a view on an array of bytes with a read-only subset of the QByteArray API.| doc.qt.io
The Qt namespace contains miscellaneous identifiers used throughout the Qt library.| doc.qt.io
The QPen class defines how a QPainter should draw lines and outlines of shapes.| doc.qt.io
The QPainter class performs low-level painting on widgets and other paint devices.| doc.qt.io
The QLayout class is the base class of geometry managers.| doc.qt.io
A basic visual QML type.| doc.qt.io
The header file defines Qt logging types, functions and macros.| doc.qt.io
The QLatin1StringView class provides a thin wrapper around a US-ASCII/Latin-1 encoded string literal.| doc.qt.io
Reference counting for fast copying.| doc.qt.io
An overview of Qt's signals and slots inter-object communication mechanism. Signals and slots are used for communication between objects. The signals and slots mechanism is a central feature of Qt and probably the part that differs most from the features provided by other frameworks. Signals and slots are made possible by Qt's meta-object system.| doc.qt.io
Managing application permissions| doc.qt.io
The QTimer class provides repetitive and single-shot timers.| doc.qt.io
The QGuiApplication class manages the GUI application's control flow and main settings.| doc.qt.io
Handler for taps and clicks.| doc.qt.io