{0 Widget hierarchy}

Here is the inheritance hierarchy of the main widgets:

{ul
{- {{!Stk.Object.class-o}Object.o}
  {ul
  {- {{!Stk.Widget}widget}
    {ul
     {- {{!Stk.Bin.class-bin}bin}: simple containers
       {ul
        {- {{!Stk.Bin.class-event_box}event_box}}
        {- {{!Stk.Bin.class-fixed_size}fixed_size}}
        {- {{!Stk.Bin.class-scrollbox}scrollbox}}
        {- {{!Stk.Frame.class-frame}frame}}
        {- {{!Stk.Button.class-button}button}
          {ul
           {- {{!Stk.Button.class-togglebutton}togglebutton}
             {ul
               {- {{!Stk.Button.class-checkbutton}checkbutton} }
             }
           }
          }
        }
        {- {{!Stk.Menu.class-menuitem}menuitem} }
        {- {{!Stk.Window.class-window}window}}
       }
     }
     {- {{!Stk.Canvas.class-canvas}canvas}: free placement canvas
       {ul
        {- {{!Stk.Tree.class-tree}tree} }
       }
     }
     {- {{!Stk.Clist.class-clist}clist}: lists with columns }
     {- {{!Stk.Container.class-container}container}: containers with several widgets
      {ul
       {- {{!Stk.Pack.class-box}box}
         {ul
          {- {{!Stk.Menu.class-menu}menu} }
          {- {{!Stk.Menu.class-menubar}menubar} }
         }
       }
       {- {{!Stk.Flex.class-flex}flex} }
       {- {{!Stk.Notebook.class-notebook}notebook} }
       {- {{!Stk.Pack.class-paned}paned} }
      }
     }
     {- {{!Stk.Text.class-glyph}glyph}}
     {- {{!Stk.Image.class-image}image}}
     {- {{!Stk.Text.class-label}label}
       {ul
        {- {{!Stk.Text.class-status}status}}
       }
     }
     {- {{!Stk.Range.class-range}range}}
     {- {{!Stk.Textview.class-textview}textview}: text edition
       {ul
         {- {{!Stk.Edit.class-entry}entry}: single line text entry}
         {- {{!Stk.Textlog.class-textlog}textlog}: displaying log messages}
       }
     }
    }
  }
  }
}
}
