怎么在Angularjs中中利用指令綁定點擊事件?相信很多沒有經(jīng)驗的人對此束手無策,為此本文總結了問題出現(xiàn)的原因和解決方法,通過這篇文章希望你能解決這個問題。

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 nofollow" 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 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" >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>
Jquery給第一級a鏈接綁定事件代碼像:
$(function(){
$("#main-menu li a").click(function(e){
if ($(this).next().hasClass('sub-menu') === false) {
return;
}
console.log("click");
});
});因為我之前看過文檔說,Angularjs的Controller不處理Dom的操作,所以一直在找方法怎么處理和jQuery 一樣綁定a的點擊事件,在看了jQuery not working with ng-repeat results之后,原來可以將所有鏈接的單擊事件,放在一個指令中。如果在Controller中綁定了ng-click,并操作了Dom元素,就不太規(guī)范了,使用指令會好一些。
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 nofollow" 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");
});
}
}
});看完上述內容,你們掌握怎么在Angularjs中中利用指令綁定點擊事件的方法了嗎?如果還想學到更多技能或想了解更多相關內容,歡迎關注創(chuàng)新互聯(lián)網(wǎng)站建設公司行業(yè)資訊頻道,感謝各位的閱讀!
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