Method "ComboBoxRenderer.DrawDropDownButton " in vista

[Ray]

i use ComboBoxRendere r.DrawDropDownB utton method in my application to
paint a dropdown button,
it shown the same as standard combobox control in xp,
but in vista, it is different to standard control,

any suggestion ?

i googled it, some guys suggest to use DrawThemeBackgr ound method, but
i don't know how to ..

anyone help me ?


regards,
ray