angular点击一个元素添加类,其他同辈元素删除类_angular 循环的li 点击添加同级别去掉-优快云博客

本文介绍了如何在Angular中实现点击一个元素时为其添加特定样式类，同时移除其所有同辈元素上的该类。通过JavaScript和Angular的交互，实现动态样式切换的效果。

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'use strict';

/* Directives */


angular.module('myApp.directives', []).
.directive("navButton", function() {
    var link_func = function(scope, element, attr) {
        $(element).click(function() {
            if (scope.ClickedButton) {
//这里是点击后的操作,就是访问过后
            }
	 scope.ClickedButton = element
            $(element).find("a").addClass("active");
                         $(element).parent("li").siblings("li").find("a").removeClass("active")
        })
    }
    return {
        restrict: 'E',
        link: link_func,
    }
})

html

     <ul class="nav navbar-nav  "> 
      <li><nav-button><a  ng-click="tabs[0].template = 'home/projects.html'">Projects </a></nav-button></li>
      <li> <nav-button> <a  ng-click="tabs[0].template = 'home/assets.html'">Assets</a></nav-button></li>
      <li> <nav-button ><a  ng-click="tabs[0].template = 'home/reports.html'">Reports </a></nav-button></li>
     </ul>

基础文件

  <script src="lib/angular/angular-1.4.9/angular.js"></script>
   <script src="lib/jquery/jquery-1.11.1.min.js"></script>

详细例子

htm

<!DOCTYPE html>
<html ng-app="Ang">
  <style>
      mybutton {
        display: block;
        width: 100px;
        height: 50px;
        border-radius: 20px;
        border: 1px solid;
    }
  </style>
  <div class="main">
    <mybutton></mybutton>
    <mybutton></mybutton>
    <mybutton></mybutton>
    <mybutton></mybutton>
  </div>
  <script src="lib/jquery.min.1.7.js"></script>
  <script src="lib/angular.js"></script>
  <script src="js/control.js"></script>

// control.js
ang = angular.module("Ang", []);
 
ang.directive("mybutton", function() {
    var link_func = function(scope, element, attr) {
        $(element).click(function() {
            if (scope.ClickedButton) {
                $(scope.ClickedButton).css({backgroundColor:"white"});
            }
            scope.ClickedButton = element
            $(element).css({backgroundColor:"red"});
        })
    }
    return {
        restrict: 'E',
        link: link_func,
    }
})