使用RequireJS实现AngularJS模块按需加载

<!DOCTYPE html>

<html lang="en">

<head>

  <meta charset="UTF-8">

  <title>require angularjs</title>

</head>

<body>

<a href="#module1" rel="external nofollow" >module1</a><br/>

<a href="#module2" rel="external nofollow" >module2</a>

<div style="height: 30px;width: 100px">{{str}}</div>

<div id="container" ui-view></div>

<script data-main="main.js" src="require.js" id="main"></script>

</body>

</html> 

var config = {

  baseUrl: './',      //依赖相对路径

  paths: {          //如果某个前缀的依赖不是按照baseUrl拼接这么简单，就需要在这里指出

    domReady:'domReady',

    angular: '../node_modules/angular/angular',

    app:'app',

    router:'../node_modules/angular-ui-router/release/angular-ui-router'

  },

  shim: {           //引入没有使用requirejs模块写法的类库。例如underscore这个类库，本来会有一个全局变量'_'。这里shim等于快速定义一个模块，把原来的全局变量'_'封装在局部，并导出为一个exports，变成跟普通requirejs模块一样

    'router': {

      deps: ['angular'],  //依赖什么模块

       

    },

    'angular': {

      exports: 'angular'

    }

  }

};

require.config(config);

// deps:['webapp']

require(['domReady','app','angular'],function(){

  angular.bootstrap(document, ['webapp'])//这里会去执行app.js这个文件

}) 

/**

 * Created by Administrator on 2016/7/28.

 */

define(['router'], function () {

  var app = angular.module('webapp', ['ui.router']);

  app.config(

    function($stateProvider, $urlRouterProvider) {

      $urlRouterProvider.otherwise('module1');//如果没有指定路由,会默认访问module1

      $stateProvider.

      state('module1', {

        url:"/module1",

        // controller: 'ctr1',      //这里如果写了controller,那么在加载module1.js时,js文件里面的console.log()会运行两次

        templateUrl: 'module1/module1.html',

        resolve: {

          loadCtrl: ["$q", function($q) {

            var deferred = $q.defer();

            //异步加载controller／directive/filter/service

            require([

              'module1/module1'

            ], function() { deferred.resolve(); });

            return deferred.promise;

          }]

        }

      })

      .state("module2",{

        url:"/module2",

        // controller: 'ctr2',

        templateUrl: 'module1/module2.html',

        resolve: {

          loadCtrl: ["$q", function($q) {

            var deferred = $q.defer();

            //异步加载controller／directive/filter/service

            require([

              'module1/module2'

            ], function() { deferred.resolve(); });

            return deferred.promise;

          }]

        }

      })

    });

  app.config(function($controllerProvider,$compileProvider,$filterProvider,$provide){

    app.register = {

      //得到$controllerProvider的引用

      controller : $controllerProvider.register,

      //同样的，这里也可以保存directive／filter／service的引用

      directive: $compileProvider.directive,

      filter: $compileProvider.register,

      service: $provide.service

    };

  })

  return app;

}); 

define(['app'],function(app){

  app.register

    .controller('ctr1', function($scope){

      $scope.str = 'home page';

      console.log('page1')

    })

}) 

define(['app'],function(app){

  app.register

    .controller('ctr2',function($scope){

      $scope.str = 'local page';

      console.log('page2')

    })

}) 

<div ng-controller="ctr1">

  <div id="navigator" style="width: 100%;height: 40px;line-height: 40px">

    <a href="http://www.cnblogs.com/" rel="external nofollow" >博客园首页</a>

    <a href="http://www.cnblogs.com/Ricky-Huang/" rel="external nofollow" >Ricky的首页</a>

    <a href="http://i.cnblogs.com/EditPosts.aspx?opt=1" rel="external nofollow" >新随笔</a>

    <a href="http://msg.cnblogs.com/send/Ricky_Huang" rel="external nofollow" >联系我</a>

    <a href="http://www.cnblogs.com/Ricky-Huang/rss" rel="external nofollow" >订阅他</a>

    <a href="http://i.cnblogs.com/" rel="external nofollow" >管理</a>

  </div>

</div> 

<div ng-controller="ctr2">

  这是tp2

  {{str}}

</div>