QT学习-核心类列表-37、QtWidgets
37 - QtWidgets模块依靠C++组件功能扩展了Qt GUI
QAbstractButton - The abstract base class of button widgets, providing functionality common to buttons
QAbstractGraphicsShapeItem - Common base for all path items
QAbstractItemDelegate - Used to display and edit data items from a model
QAbstractItemView - The basic functionality for item view classes
QAbstractScrollArea - Scrolling area with on-demand scroll bars
QAbstractSlider - Integer value within a range
QAbstractSpinBox - Spinbox and a line edit to display values
QAccessibleWidget - Implements the QAccessibleInterface for QWidgets
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
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
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
QDataWidgetMapper - Mapping between a section of a data model to widgets
QDateEdit - Widget for editing dates based on the QDateTimeEdit widget
QDateTimeEdit - Widget for editing dates and times
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
QDockWidget - Widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop
QDoubleSpinBox - Spin box widget that takes doubles
QErrorMessage - Error message display dialog
QFileDialog - Dialog that allow users to select files or directories
QFileIconProvider - File icons for the QDirModel and the QFileSystemModel classes
QFileSystemModel - Data model for the local filesystem
QFocusFrame - Focus frame which can be outside of a widget's normal paintable area
QFontComboBox - Combobox that lets the user select a font family
QFontDialog - Dialog widget for selecting a font
QFormLayout - Manages forms of input widgets and their associated labels
QFrame - The base class of widgets that can have a frame
QGesture - Represents a gesture, containing properties that describe the corresponding user input
QGestureEvent - The description of triggered gestures
QGestureRecognizer - The infrastructure for gesture recognition
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
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
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
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
QHBoxLayout - Lines up widgets horizontally
QHeaderView - Header row or header column for item views
QInputDialog - Simple convenience dialog to get a single value from the user
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
QKeyEventTransition - Transition for key events
QKeySequenceEdit - Allows to input a QKeySequence
QLCDNumber - Displays a number with LCD-like digits
QLabel - Text or image display
QLayout - The base class of geometry managers
QLayoutItem - Abstract item that a QLayout manipulates
QLineEdit - One-line text editor
QListView - List or icon view onto a model
QListWidget - Item-based list widget
QListWidgetItem - Item for use with the QListWidget item view class
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 Cocoa hierarchies
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
QMessageBox - Modal dialog for informing the user or for asking the user a question and receiving an answer
QMouseEventTransition - Transition for mouse events
QOpenGLWidget - Widget for rendering OpenGL graphics
QPanGesture - Describes a panning gesture made by the user
QPinchGesture - Describes a pinch gesture made by the user
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
QProgressDialog - Feedback on the progress of a slow operation
QProxyStyle - Convenience class that simplifies dynamically overriding QStyle elements
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
QScroller - Enables kinetic scrolling for any scrolling widget or graphics item
QScrollerProperties - Stores the settings for a QScroller
QSessionManager - Access to the session manager
QShortcut - Used to create keyboard shortcuts
QSizeGrip - Resize handle for resizing top-level windows
QSizePolicy - Layout attribute describing horizontal and vertical resizing policy
QSlider - Vertical or horizontal slider
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 for the splitter
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
QStandardItemEditorCreator - The possibility to register widgets without having to subclass QItemEditorCreatorBase
QStatusBar - Horizontal bar suitable for presenting status information
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
QStyledItemDelegate - Display and editing facilities for data items from a model
QSwipeGesture - Describes a swipe gesture made by the user
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
QTapAndHoldGesture - Describes a tap-and-hold (aka LongTap) gesture made by the user
QTapGesture - Describes a tap gesture made by the user
QTextBrowser - Rich text browser with hypertext navigation
QTextEdit - Widget that is used to edit and display both plain and rich text
QTextEdit::ExtraSelection - QTextEdit::ExtraSelection structure provides a way of specifying a character format for a given selection in a document
QTileRules - The rules used to draw a pixmap or image split into nine segments
QTimeEdit - Widget for editing times based on the QDateTimeEdit widget
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
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
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
QVBoxLayout - Lines up widgets vertically
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
QWidgetItem - Layout item that represents a widget
QWizard - Framework for wizards
QWizardPage - The base class for wizard pages
