Created
February 4, 2015 00:00
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Angular Event Example
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| angular.module('app', []); | |
| angular.module('app').controller('HomeController', HomeController); | |
| angular.module('app').controller('SubController', SubController); | |
| HomeController.$inject = ['$scope', '$rootScope']; | |
| SubController.$inject = ['$scope']; | |
| function HomeController($scope, $rootScope) { | |
| $scope.$on('globalEvent', runGlobalLog); | |
| $scope.$on('childEvent', runChildLog); | |
| this.triggerGlobal = triggerGlobal; | |
| this.triggerSub = triggerSub; | |
| function triggerGlobal () { | |
| $rootScope.$broadcast('globalEvent', { key: 1 }); | |
| }; | |
| function triggerSub () { | |
| $scope.$broadcast('parentEvent', 'Martin'); | |
| }; | |
| function runGlobalLog(event, data) { | |
| alert(data.key); | |
| }; | |
| function runChildLog(event, data) { | |
| alert(data.key); | |
| }; | |
| }; | |
| function SubController($scope) { | |
| var vm = this; | |
| $scope.$on('parentEvent', setSubtext); | |
| $scope.$on('globalEvent', setSubtext); | |
| this.triggerParent = triggerParent; | |
| function setSubtext(event, data) { | |
| if (typeof data == 'object') { | |
| vm.subtext = data.key; | |
| } else { | |
| vm.subtext = data; | |
| } | |
| }; | |
| function triggerParent () { | |
| $scope.$emit('childEvent', { key: 2 }); | |
| }; | |
| }; |
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| <html> | |
| <head> | |
| <title>Angular Event Test</title> | |
| <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.11/angular.min.js"></script> | |
| <script type="text/javascript" src="controllers.js"></script> | |
| </head> | |
| <body ng-app="app"> | |
| <div ng-controller="HomeController as home"> | |
| <button ng-click="home.triggerGlobal()">Trigger!</button> | |
| <button ng-click="home.triggerSub()">Trigger Sub!</button> | |
| <div ng-controller="SubController as sub"> | |
| <span ng-bind="sub.subtext"></span> | |
| <button ng-click="sub.triggerParent()">Trigger Parent!</button> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |
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