如html
<ul id="main-menu"> <li class=""> <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="externwww.cppcns.comal nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofolloBGewhzOnAdw" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >Menu1</a> <ul class="sub-menu"> <li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--1</a></li> <li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofolhttp://www.cppcns.comlow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--2</a></li> </ul> </li> <li class=""> <a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >Menu2</a> <ul class="sub-menu"> <li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--1</a></li> <li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofohttp://www.cppcns.comllow" >--2</a></li> </ul> </li> </ul>
Jquery给第一级a链接绑定事件代码像:
$(function(){ $("#main-menu li a").click(function(e){ if ($(this).next().hasClass('sub-menu') === false) { return; } console.log("click"); }); });
因为我之前看过文档说,Angularjs的Controller不处理Dom的操作,所以一直在找方法怎么处理和jQuery 一样绑定a的点击事件,在看了jQuery not working with ng-repeat results之后,原来可以将所有链接的单击事件,放在一个指令中。如果在Controller中绑定了ng-click,并操作了Dom元素,就不太规范了,使用指令会好一些。
html
<ul id="main-menu">
<li class="">
<a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollo编程客栈w" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" toggle-main-menu>Menu1</a>
<ul class="sub-menu">
<li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--1</a></li>
<li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--2</a></li>
</ul>
</li>
<li class="">
<a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" toggle-main-menu>Menu2</a>
<ul class="sub-menu">
<li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--1</a></li>
<li ><a href="javascript:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >--2</a></li>
</ul>
</li>
</ul>
javascript:
.directive("toggleMainMenu", function() { return { restrict: "A", link: function(scope, elem, attrs) { $(elem).click(function() { if($(this).next().hasClass('sub-menu') === false) { return; } console.log("click"); }); } } });
原来指令是这样使用的。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我们。
本文标题: Angularjs中使用指令绑定点击事件的方法
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