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  • angularjs 水平滚动选中按钮高亮显示 swiper和回到顶部指令的实现ionic


    首先安装 swiper npm install --save swiper 或者 bower install --save swiper

    <link rel="stylesheet" href="../bower_components/swiper/dist/css/swiper.min.css" />
    <script src="../bower_components/swiper/dist/js/swiper.jquery.min.js"></script>

    指令文件代码

    (function() {
        'use strict';
    
        angular
            .module('campus.core')
            .directive('swiperSlide',swiperSlide)
            .directive('goToTop',goToTop);
    
            swiperSlide.$inject = ['$timeout'];
            function swiperSlide($timeout) {
                return {
                    restrict: "EA",
                    link: function(scope, element, attrs) { 
                              $timeout(function(){
                                           var swiper2 = new Swiper('.swiper-container2', {
                                                    slidesPerView: 'auto',
                                                    freeMode: true
                                          });     
                             },100); 
                    }
                };
            }
    
             goToTop.$inject = ['$ionicScrollDelegate','$timeout'];  //ionic中返回顶部的方法 $ionicScrollDelegate
            function goToTop($ionicScrollDelegate,$timeout) {   
                return {
                    restrict: "EA",
                    scope: {
                        reload: "&"
                    },
                    template: '<span id="goToTop" class="goToTop"></span>',
                    link: function(scope, element, attrs) {
                            element.bind('click',function(){
                                     $timeout(function(){
                                                   var scroll = parseInt(document.getElementById('goToTop').offsetTop) - parseInt($ionicScrollDelegate.getScrollPosition().top);
                                                   var scroll = scroll-document.getElementById('goToTop').offsetTop;
                                                   $ionicScrollDelegate.resize();
                                                   $ionicScrollDelegate.scrollBy(0,scroll,true);    //大于两页时显示分页  
                                     },100);
    
                            })
    
                    }
                };
            }
         
    
    })();

    回到顶部的逻辑

    回到顶部对应的对应html中的内容

    <go-to-top></go-to-top>

     回到顶部按钮css文件

    .goToTop{width:4.17rem;height: 4.17rem;position: fixed;bottom:2.6rem;right: 1.25rem;z-index: 11;background: url(../assets/images/goToTop.png) no-repeat;background-size: contain;display: none;}
    .goToTop.none{display: none;}

    左右滑动对应的html代码

    <div class="index-tab zw-tab s15">
                        <ul class="swiper-wrapper">
                              <li class="swiper-slide" ng-repeat="items in vm.data"  ng-click="vm.switchType(items.type,$index)">
                                        <span ng-class="{'active':$index==vm.typeOn}">{{items.typeName}}</span>
                              </li>
                        </ul>
                </div>

                 vm= this;
    vm.typeOn = 0; //默认第一个高亮显示
    vm.switchType =function(type,index)
    { vm.typeOn = index; vm.type = type; initList(type,0); //类型对应的数据请求 }
    $ionicScrollDelegate
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  • 原文地址:https://www.cnblogs.com/kbnet/p/6919398.html
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