function recalcLabels() {
				var maxLabelWidth = 0, labels = [], i, labelGap, items;

				if (self.settings.labelGapCalc === false) {
					return;
				}

				if (self.settings.labelGapCalc == "children") {
					items = self.find('formitem');
				} else {
					items = self.items();
				}

				items.filter('formitem').each(function(item) {
					var labelCtrl = item.items()[0], labelWidth = labelCtrl.getEl().clientWidth;

					maxLabelWidth = labelWidth > maxLabelWidth ? labelWidth : maxLabelWidth;
					labels.push(labelCtrl);
				});

				labelGap = self.settings.labelGap || 0;

				i = labels.length;
				while (i--) {
					labels[i].settings.minWidth = maxLabelWidth + labelGap;
				}
			}
Post render method. Called after the control has been rendered to the target.

@method postRender
@return {tinymce.ui.ComboBox} Current combobox instance.