to popup's OnComboDoubleClick. Actual behaviour is defined by a derived
class. For instance, wxOwnerDrawnComboBox will cycle an item. This style only
applies if wxCB\_READONLY is used as well.}
-\twocolitem{\windowstyle{wxCC\_ALT\_KEYS}}{Use keyboard behaviour alternate
-to platform default: up and down keys will show popup (instead of cycling value,
-for instance, on wxMSW).}
\twocolitem{\windowstyle{wxCC\_STD\_BUTTON}}{Drop button will behave
more like a standard push button.}
\end{twocollist}