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<p>These classes provide everything you need for a typical modern main application window, like the main window itself, menu and tool bars, a status bar, etc.</p>

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<tr valign="top" class="odd"><th><a href="qabstracteventdispatcher.html">QAbstractEventDispatcher</a></th><td>Interface to manage Qt's event queue</td></tr>

<tr valign="top" class="even"><th><a href="qaction.html">QAction</a></th><td>Abstract user interface action that can be inserted into widgets</td></tr>

<tr valign="top" class="odd"><th><a href="qactiongroup.html">QActionGroup</a></th><td>Groups actions together</td></tr>

<tr valign="top" class="even"><th><a href="qapplication.html">QApplication</a></th><td>Manages the GUI application's control flow and main settings</td></tr>

<tr valign="top" class="odd"><th><a href="qcoreapplication.html">QCoreApplication</a></th><td>Event loop for console Qt applications</td></tr>

<tr valign="top" class="even"><th><a href="qdialogbuttonbox.html">QDialogButtonBox</a></th><td>Widget that presents buttons in a layout that is appropriate to the current widget style</td></tr>

<tr valign="top" class="odd"><th><a href="qdockwidget.html">QDockWidget</a></th><td>Widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop</td></tr>

<tr valign="top" class="even"><th><a href="qmainwindow.html">QMainWindow</a></th><td>Main application window</td></tr>

<tr valign="top" class="odd"><th><a href="qmdiarea.html">QMdiArea</a></th><td>Area in which MDI windows are displayed</td></tr>

<tr valign="top" class="even"><th><a href="qmdisubwindow.html">QMdiSubWindow</a></th><td>Subwindow class for QMdiArea</td></tr>

<tr valign="top" class="odd"><th><a href="qmenu.html">QMenu</a></th><td>Menu widget for use in menu bars, context menus, and other popup menus</td></tr>

<tr valign="top" class="even"><th><a href="qmenubar.html">QMenuBar</a></th><td>Horizontal menu bar</td></tr>

<tr valign="top" class="odd"><th><a href="qsessionmanager.html">QSessionManager</a></th><td>Access to the session manager</td></tr>

<tr valign="top" class="even"><th><a href="qsizegrip.html">QSizeGrip</a></th><td>Resize handle for resizing top-level windows</td></tr>

<tr valign="top" class="odd"><th><a href="qstatusbar.html">QStatusBar</a></th><td>Horizontal bar suitable for presenting status information</td></tr>

<tr valign="top" class="even"><th><a href="qsystemtrayicon.html">QSystemTrayIcon</a></th><td>Icon for an application in the system tray</td></tr>

<tr valign="top" class="odd"><th><a href="qtoolbar.html">QToolBar</a></th><td>Movable panel that contains a set of controls</td></tr>

<tr valign="top" class="even"><th><a href="qwidgetaction.html">QWidgetAction</a></th><td>Extends QAction by an interface for inserting custom widgets into action based containers, such as toolbars</td></tr>

<tr valign="top" class="odd"><th><a href="qworkspace.html">QWorkspace</a></th><td>Workspace window that can be used in an MDI application</td></tr>

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