\twocolitem{\helpref{wxRegion}{wxregion}}{A class representing a region}
\twocolitem{\helpref{wxString}{wxstring}}{A string class}
\twocolitem{\helpref{wxStringList}{wxstringlist}}{A class representing a list of strings}
+\twocolitem{\helpref{wxStringTokenizer}{wxstringtokenizer}}{A class for interpreting a string as a list of tokens or words}
\twocolitem{\helpref{wxRealPoint}{wxrealpoint}}{Representation of a point using floating point numbers}
\twocolitem{\helpref{wxSize}{wxsize}}{Representation of a size}
\twocolitem{\helpref{wxTime}{wxtime}}{A class for time manipulation}
\begin{twocollist}\itemsep=0pt
\twocolitem{\helpref{wxDataObject}{wxdataobject}}{Data object class}
+\twocolitem{\helpref{wxDataFormat}{wxdataformat}}{Represents a data format}
\twocolitem{\helpref{wxTextDataObject}{wxtextdataobject}}{Text data object class}
\twocolitem{\helpref{wxFileDataObject}{wxtextdataobject}}{File data object class}
\twocolitem{\helpref{wxBitmapDataObject}{wxbitmapdataobject}}{Bitmap data object class}
-\twocolitem{\helpref{wxPrivateDataObject}{wxprivatedataobject}}{Private data object class}
+\twocolitem{\helpref{wxCustomDataObject}{wxcustomdataobject}}{Custom data object class}
\twocolitem{\helpref{wxClipboard}{wxclipboard}}{Clipboard class}
\twocolitem{\helpref{wxDropTarget}{wxdroptarget}}{Drop target class}
\twocolitem{\helpref{wxFileDropTarget}{wxfiledroptarget}}{File drop target class}