<div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">mxGraphSelectionModel.prototype.singleSelection</td></tr></table></blockquote>Specifies if only one selected item at a time is allowed. </div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">mxGraphSelectionModel.prototype.isSingleSelection = function()</td></tr></table></blockqu