f.node.parentNode.firstChild);e=mxUtils.bind(this,function(){return null!=this.currentFocus?this.currentFocus:b});f.redraw();mxEvent.redirectMouseEvents(f.node,this.graph,e);this.currentFocusArea.add(f.bounds);this.focusIcons.push(f);this.focusPoints.push(d)}this.currentFocusArea.grow(this.getTolerance(a))}else this.destroyIcons(),this.destroyFocusHighlight()};