how to order and position standard buttons in order to conform to the
current platform's standards. You simply need to add each `wx.Button`
to the sizer, and be sure to create the buttons using the standard
ID's. Then call `Finalize` and the sizer will take care of the rest.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31204 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775