\twocolitem{\helpref{wxToolBar}{wxtoolbar}}{Toolbar class}
%\twocolitem{\helpref{wxTabbedPanel}{wxtabbedpanel}}{Tabbed panel (to be replaced with wxNotebook)}
\twocolitem{\helpref{wxNotebook}{wxnotebook}}{Notebook class}
+\twocolitem{\helpref{wxListbook}{wxlistbook}}{Similar to notebook but using list control}
\twocolitem{\helpref{wxPlotWindow}{wxplotwindow}}{A class to display data.}
\twocolitem{\helpref{wxSashWindow}{wxsashwindow}}{Window with four optional sashes that can be dragged}
\twocolitem{\helpref{wxSashLayoutWindow}{wxsashlayoutwindow}}{Window that can be involved in an IDE-like layout arrangement}
\twocolitem{\helpref{wxSizer}{wxsizer}}{Abstract base class}
\twocolitem{\helpref{wxGridSizer}{wxgridsizer}}{A sizer for laying out windows in a grid with all fields having the same size}
\twocolitem{\helpref{wxFlexGridSizer}{wxflexgridsizer}}{A sizer for laying out windows in a flexible grid}
+\twocolitem{\helpref{wxGridBagSizer}{wxgridbagsizer}}{Another grid sizer that lets you specify the cell an item is in, and items can span rows and/or columns.}
\twocolitem{\helpref{wxBoxSizer}{wxboxsizer}}{A sizer for laying out windows in a row or column}
\twocolitem{\helpref{wxStaticBoxSizer}{wxstaticboxsizer}}{Same as wxBoxSizer, but with a surrounding static box}
\twocolitem{\helpref{wxNotebookSizer}{wxnotebooksizer}}{Sizer to use with the wxNotebook control}
\twocolwidtha{6cm}
\begin{twocollist}\itemsep=0pt
+\twocolitem{\helpref{wxBufferedDC}{wxbuffereddc}}{A helper device context for double buffered drawing.}
+\twocolitem{\helpref{wxBufferedPaintDC}{wxbufferedpaintdc}}{A helper device context for double buffered drawing inside \textbf{OnPaint}.}
\twocolitem{\helpref{wxClientDC}{wxclientdc}}{A device context to access the client area outside {\bf OnPaint} events}
\twocolitem{\helpref{wxPaintDC}{wxpaintdc}}{A device context to access the client area inside {\bf OnPaint} events}
\twocolitem{\helpref{wxWindowDC}{wxwindowdc}}{A device context to access the non-client area}
\begin{twocollist}\itemsep=0pt
\twocolitem{\helpref{wxDialUpManager}{wxdialupmanager}}{Provides functions to check the status of network connection and to establish one}
\twocolitem{\helpref{wxIPV4address}{wxipv4address}}{Represents an Internet address}
+\twocolitem{\helpref{wxIPaddress}{wxipaddress}}{Represents an Internet address}
\twocolitem{\helpref{wxSocketBase}{wxsocketbase}}{Represents a socket base object}
\twocolitem{\helpref{wxSocketClient}{wxsocketclient}}{Represents a socket client}
\twocolitem{\helpref{wxSocketServer}{wxsocketserver}}{Represents a socket server}