... usingthe Designer,which allowsthe basicgraphicalframeworkofmostapplications to be puttogether “bymouseclick” in Qt versions 4. 1and later .The basisofthisisthe QMainWindowQt class. 4. 1The Anatomy of ... key.Alternatively,while in thenormaldesignmode,you can setthe name of thede-siredBuddywidgetinthe PropertyEditor, usingthe Buddyproperty. 3 Using this ap-proach,wewould setthe value of th eBuddypropertyof theQLabelobject ... theirtoolswithinthe mainwindow.Ascan be seen in theexampleofthe Designer in Figure 4. 11, theusercandock them in thesamewayas toolbars to side areasofthe window,orpositionthem floatingover themainwindow.Iftheyaredocked,...