QAction | Abstract user interface action that can be inserted into widgets |
QActionGroup | Groups actions together |
QDockWidget | Widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop |
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 |
QSizeGrip | Resize handle for resizing top-level windows |
QStatusBar | Horizontal bar suitable for presenting status information |
QToolBar | Movable panel that contains a set of controls |
QWidgetAction | Extends QAction by an interface for inserting custom widgets into action based containers, such as toolbars |