| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // Override AngularStrap "bsSelect" in order to dynamically change placeholder and class. |
| export default () => { |
| /** |
| * @param {ng.IScope} scope |
| * @param {JQLite} $element |
| * @param {ng.IAttributes} attrs |
| * @param {[ng.INgModelController]} [ngModel] |
| */ |
| const link = (scope, $element, attrs, [ngModel]) => { |
| if (!ngModel) |
| return; |
| |
| const $render = ngModel.$render; |
| |
| ngModel.$render = () => { |
| if (scope.$destroyed) |
| return; |
| |
| scope.$applyAsync(() => { |
| $render(); |
| const value = ngModel.$viewValue; |
| |
| if (_.isNil(value) || (attrs.multiple && !value.length)) { |
| $element.html(attrs.placeholder); |
| |
| $element.addClass('placeholder'); |
| } |
| else |
| $element.removeClass('placeholder'); |
| }); |
| }; |
| }; |
| |
| return { |
| priority: 1, |
| restrict: 'A', |
| link, |
| require: ['?ngModel'] |
| }; |
| }; |