详解基于angular路由的requireJs按需加载js

最近终于不忙了!!有时间沉淀一下之前学到的angular小编!!

angular路由想必大家已经不陌生了!(陌生的去看我之前那篇手把手教你配置angular路由!)

angular路由作为单页面应用,切换页面的时候都是一个页面,所以切换controller和按需加载控件js就成了大问题!!折腾了我半天啊,angular-route内置的办法也没有解决这个问题,最终我是用requireJs解决的这个问题!!上代码

1.首先引入requireJs,并且在它的下面用闭包写配置 requirejs(['framework']),这句话的意思是首次进入页面,加载framework

rush:js;">

2.framework.js作为首次加载的js,起到至关重要的作用哈!!定义frameworkApp模块作为主模块,另外加载公共服务utilmodel和ngRoute路由,定义一个resolveController方法,回调函数是requireJs,一会儿会讲到!

rush:js;"> //引入模块 var frameworkApp = angular.module('FrameworkApp',['ngRoute','utilModule']); //加载对应的controller var resolveController = function (names,dependancies) { //console.log(names) //console.log(dependancies) return { loadController: ['$q','$rootScope',function ($q,$rootScope) { var defer = $q.defer(); require(names,function () { defer.resolve(); $rootScope.$apply(); }); return defer.promise; }] }; };

3.配置路由,用resolve方法完成回调,注意回调的是一个list,值是步骤一中定义的模块名称

rush:js;"> frameworkApp.config(['$routeProvider','$controllerProvider','$provide','$compileProvider','$filterProvider',function ($routeProvider,$controllerProvider,$provide,$compileProvider,$filterProvider) { frameworkApp.register = { controller: $controllerProvider.register,factory: $provide.factory,service: $provide.service,filter: $filterProvider.register,directive: $compileProvider.directive }; $routeProvider .when('/',{ redirectTo: '/dashboard' }) .when('/dashboard',{ templateUrl: 'dashboard.html',controller: 'DashboardCtrl',resolve: resolveController(['standardDashboard','d3','radialProgress','highcharts']) }) .when('/console',{ templateUrl: 'console.html',controller: 'ConsoleCtrl',resolve: resolveController(['standardConsole']) }) .when('/amountStatistic',{ templateUrl: 'amount-statistic.html',controller: 'amountStatisticCtrl',resolve: resolveController(['standardamountStatistic','highcharts','dateTimePicker']) }) .when('/report',{ templateUrl: 'report.html',controller: 'ReportCtrl',resolve: resolveController(['standardReport','dateTimePicker']) }) .when('/advancedReport',{ templateUrl: 'advanced-report.html',controller: 'advancedReportCtrl',resolve: resolveController(['standardAdvancedReport','dateTimePicker']) }) .when('/expertAnswer',{ templateUrl: 'expert-answer.html',controller: 'expertAnswerCtrl',resolve: resolveController(['standardExpertAnswer']) }) .when('/service',{ templateUrl: 'service.html',controller: 'ServiceCtrl',resolve: resolveController(['standardService']) }) .when('/strategy-inform',{ templateUrl: 'strategy-inform.html',controller: 'StrategyInformCtrl',resolve: resolveController(['standardStrategyInform']) }) .when('/member',{ templateUrl: 'member.html',controller: 'MemberCtrl',resolve: resolveController(['standardMember']) }) .when('/schedule',{ templateUrl: 'schedule.html',controller: 'ScheduleCtrl',resolve: resolveController(['standardSchedule']) }) .when('/channel',{ templateUrl: 'channel.html',controller: 'ChannelCtrl',resolve: resolveController(['standardChannel']) }) .when('/strategy-merge',{ templateUrl: 'strategy-merge.html',controller: 'StrategyMergeCtrl',resolve: resolveController(['standardStrategyMerge']) }) .when('/integrate',{ templateUrl: 'integrate.html',controller: 'IntegrateCtrl',resolve: resolveController(['standardIntegrate']) }) .when('/personalCenter',{ templateUrl: 'personal-center.html',controller: 'PersonalCenterCtrl',resolve: resolveController(['standardPersonalCenter']) }) .otherwise({ redirectTo: '/error' });

}]);

4.大功告成啦~完成controller切换,和js按需加载!!!啦啦啦!

5.有一点我也没解决,在引入echarts的时候,用这种方法就报错了,换成highcharts就可以了,折腾半天啊也没把echarts引进来,不过到是发现,在require生效之前引入echarts的话,是可以的!求大神讲解啊!!

rush:js;">

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持编程之家。

相关文章

什么是深拷贝与浅拷贝?深拷贝与浅拷贝是js中处理对象或数据...
前言 今天复习了一些前端算法题,写到一两道比较有意思的题:...
最近在看回JavaScript的面试题,this 指向问题是入坑前端必须...
js如何实现弹出form提交表单?(图文+视频)
js怎么获取复选框选中的值
js如何实现倒计时跳转页面