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问题描述

1。 HTML:

<html>
<head><title>MyApp</title></head>
<body data-ng-app="app">
    <ul><li><a data-ui-sref="home" style="cursor:pointer;">Home</a></li></ul>

    <div data-ui-view="header"></div>
    <div data-ui-view="container"></div>
    <div data-ui-view="footer"></div>


    <script src="/Scripts/angular-1.2.9/angular.min.js"></script>
    <script src="/Scripts/angular-1.2.9/animate/angular-animate.js"></script>
    <script src="/Scripts/angular-1.2.9/ui-router/angular-ui-router.js"></script>
    <script src="/Scripts/angular-1.2.9/ui-bootstrap/ui-bootstrap-custom-tpls-0.11.0.js"></script>
    <script src="/_temp/app/app.js"></script>
 </body>
</html>

2。 App.js:

'use strict';

var $stateProviderRef = null;
var $urlRouterProviderRef = null;
var app = angular.module('app', ['ui.router']);


 app.factory('menuItems', function ($http) {
    return {
        all: function () {
            return $http({
              url: '/_temp/app/jsonData/statesJson.js',
              method: 'GET'
            });
        }
    };
});

app.config(function($locationProvider, $urlRouterProvider, $stateProvider) {
    $urlRouterProviderRef = $urlRouterProvider;
    $stateProviderRef = $stateProvider;
    $locationProvider.html5Mode(false);
    $urlRouterProviderRef.otherwise("/");
});

app.run(['$q', '$rootScope', '$state', 'menuItems',
    function ($q, $rootScope, $state', menuItems) {
        menuItems.all().success(function (data) {
            angular.forEach(data, function (value, key) {
                $stateProviderRef.state(value.name, value);
            });
                **$state.go("home");   <--- SOLUTION**
        });
    }]);

3。数据:

[
  {
    "name": "root",
    "url": "/",
    "parent": "",
    "abstract": true,
    "views": {
        "header": { "template": "header.html" },
        "footer": { "template": "footer.html" }
    }
},
{
    "name": "home",
    "url": "/home",
    "parent": "root",
    "views": {
        "container@": { "template": "home page" }
    }
  }
]

问题:

嵌套的看法猜想出现在负荷没有click事件。我试着用$ urlRouterProviderRef.otherwise(/)无济于事玩了。

The nested views were suppose to show up on load not the click event. I tried to play with the $urlRouterProviderRef.otherwise("/") to no avail.

我必须纠正有3嵌套视图出现在负载不是一个click事件。

What must I correct to have the 3 nested views appear on load not a click event.

感谢。

更新:

我做了一个Plunker帮助显示问题

I made a Plunker to help show the problem PLUNKER LINK

拉迪姆·克勒

甜!我更新了我的plunker如果任何人希望看到的想法,反映多种状态。

Sweet!! I updated my plunker to reflect multiple states if anyone wants to see for ideas.

推荐答案

这里的问题是:时机。在 $ urlRouterProviderRef.otherwise(/)指令用于/太早执行之前, $ http.get()返回状态定义,在的foreach被定义的状态,即前: $ stateProviderRef.state(value.name,值);

The issue here is: timing. The $urlRouterProviderRef.otherwise("/") instruction is used/executed too soon, before the $http.get() returns the state definition, i.e. before states are defined in foreach: $stateProviderRef.state(value.name, value);

如果这将preceed的,否则触发器,它会工作的(如你有经验,例如与局部变量,这是可以很快就好了)

If this would preceed the otherwise trigger, it would work (as you experienced for example with local variable, which is available soon enough).

但我们可以用另外一个功能:的的(DOC旧的联系,但它一样多的)

But we can use another feature: $state.go (older doc link, but like it more than new)

所以,用这种动态的状态定义和$ state.go ...我们能达到预期的

So, with this "dynamic" state definition and $state.go ... we can achieve the desired

app.run(['$q', '$rootScope', '$state', 'menuItems',
  function ($q, $rootScope, $state, menuItems) {
    menuItems
      .all()
      .success(function (data) 
      {
          angular.forEach(data, function (value, key) {
              $stateProviderRef.state(value.name, value);
          });
          $state.go("home")
      });
  }]);

请参阅。

注:以上常量家可能是通过JSON定义的只是一部分anohter例如...而不是[]使用带有默认的对象:家说:[...] 。因为不继续发送数组。请参阅 ,举:

NOTE: the above const "home" could be just anohter part of the passed JSON definition... e.g. instead of [] use an object with default : "home" and states : [...]. Because do not send array anyway. See Anatomy of a Subtle JSON Vulnerability, cite:

一个常见的​​缓解措施是确保您的JSON服务总是返回它作为一个非数组JSON对象响应。

这篇关于AngularJS - 从JSON数据没有出现动态默认嵌套意见的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!

10-29 02:13