A wxSpinButton has two small up and down (or left and right) arrow buttons. It
is often used next to a text control for increment and decrementing a value.
Portable programs should try to use \helpref{wxSpinCtrl}{wxspinctrl} instead
-as wxSpinButton is not implemented for all platforms (Win32 and GTK only
-currently).
+as wxSpinButton is not implemented for all platforms.
{\bf NB:} the range supported by this control (and wxSpinCtrl) depends on the
platform but is at least {\tt -0x8000} to {\tt 0x7fff}. Under GTK and
\begin{twocollist}\itemsep=0pt
\twocolitem{\windowstyle{wxSP\_HORIZONTAL}}{Specifies a horizontal spin button (note that this style is not supported in wxGTK).}
\twocolitem{\windowstyle{wxSP\_VERTICAL}}{Specifies a vertical spin button.}
-\twocolitem{\windowstyle{wxSP\_ARROW\_KEYS}}{The user can use arrow keys.}
+\twocolitem{\windowstyle{wxSP\_ARROW\_KEYS}}{The user can use arrow keys to change the value.}
\twocolitem{\windowstyle{wxSP\_WRAP}}{The value wraps at the minimum and maximum.}
\end{twocollist}