&nbsp;<em>self</em>, </td>
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<td class="paramtype"><a href="http://www.riverbankcomputing.co.uk/static/Docs/PyQt4/html/qt.html">Qt::Orientation</a>&nbsp;</td>
<td class="paramname"><em>orientation</em></td>
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<div class="memdoc"><p>Sets the orientation of the button box.
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It can be <b>Vertical</b> or <b>Horizontal.</b> If <b>Horizontal