Limit the number of selections allowed in multiple mode

Author: cdjackson

src/uiSelectDirective.js

@@ -44,6 +44,9 @@ uis.directive('uiSelect',
         $select.onSelectCallback = $parse(attrs.onSelect);
         $select.onRemoveCallback = $parse(attrs.onRemove);
 
+        //Limit the number of selections allowed
+        $select.limit = (angular.isDefined(attrs.limit)) ? parseInt(attrs.limit, 10) : undefined;
+
         //Set reference to ngModel from uiSelectCtrl
         $select.ngModel = ngModel;
 

src/uiSelectMultipleDirective.js

@@ -155,6 +155,9 @@ uis.directive('uiSelectMultiple', ['uiSelectMinErr','$timeout', function(uiSelec
       };
 
       scope.$on('uis:select', function (event, item) {
+        if($select.selected.length >= $select.limit) {
+          return;
+        }
         $select.selected.push(item);
         $selectMultiple.updateModel();
       });