
代码:
1.注册一个组件
js
Vue.component("pagination",{template:"#paginationTpl",replace:true,props:["cur","all","pageNum"],methods:{//页码点击事件btnClick: function(index){if(index != this.cur){this.cur = index;}}},watch:{"cur" : function(val,oldVal) {this.$dispatch("page-to", val);}},computed:{indexes : function(){var list = [];//计算左右页码var mid = parseInt(this.pageNum / 2);//中间值var left = Math.max(this.cur - mid,1);var right = Math.max(this.cur + this.pageNum - mid -1,this.pageNum);if (right > this.all ) { right = this.all}while (left <= right){list.push(left);left ++;}return list;},showLast: function(){return this.cur != this.all;},showFirst: function(){return this.cur != 1;}}});模板:<script type="text/template" id="paginationTpl"><nav v-if="all > 1"><ul class="pagination"><li v-if="showFirst"><a href="javascript:" @click="cur--">«</a></li><li v-for="index in indexes" :class="{ "active": cur == index}"><a @click="btnClick(index)" href="javascript:">{{ index }}</a></li><li v-if="showLast"><a @click="cur++" href="javascript:">»</a></li><li><a>共<i>{{all}}</i>页</a></li></ul></nav></script>HTML:<div id="item_list">...<pagination :cur="1" :all="pageAll" :page-num="10" @page-to="loadList"></pagination></div>当点击分页链接的时候,通过watch cur,子组件分发 page-to 事件,通过 @page-to="loadList" 标签指定使用父组件 loadList 方法处理事件,父组件接收到page值然后ajax加载数据,根据服务端返回计算并更新自身的 pageAll 值,因为子组件prop通过 :all="pageAll" 动态绑定了父组件的pageAll对象,所以子组件会联动更新。
var vm = new Vue({el: "#item_list",data: {items : [],//分页参数pageAll:0, //总页数,根据服务端返回total值计算perPage:10 //每页数量},methods: {loadList:function(page){var that = this;$.ajax({url : "/getList",type:"post",data:{"page":page,"perPage":this.perPage},dataType:"json",error:function(){alert("请求列表失败")},success:function(res){if (res.status == 1) {that.items = res.data.list;that.perPage = res.data.perPage;that.pageAll = Math.round(res.data.total / that.perPage);//计算总页数}}});},//初始化init:function(){this.loadList(1);}}});vm.init();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脚本之家。