翻頁功能對前端後端都是個難題啊!今天終於給踩了!哈哈!整理下方法,我是基於vueJs寫的,同樣適用於angular哈!
封裝下載地址:http://download.csdn.net/detail/lemon_zhao/9611920
效果截圖:
整體實現邏輯,當用戶點擊頁碼時,ajax從後端獲取數據,包括:records(當前頁查詢到的記錄),totalRecords: 121(所有記錄),currentPage(當前頁碼),totalPage(總頁碼),size(當前頁顯示數量),之後用我封裝的算法assemblePageTurnerParams,算出頁面展示哪些頁碼。
不得不說,我考慮的很全面的哈!!頁碼多的時候顯示省略號,頁碼少的時候,則顯示的少!
源碼如下:
html
<!DOCTYPE html>
<html>
<head>
<title>vue翻頁</title>
<link rel="stylesheet" type="text/css" href="css/pageTurner.css">
</head>
<body class="myApp">
<div class="wrapper">
<p class="records">當前展示 {{ pageTurner.records }} 條記錄,共{{ pageTurner.totalRecords }} 條記錄</p>
<ul class="page-turner-container clearfix">
<li v-on:click="queryData(pageTurner.currentPage-1)">«</li>
<!-- 首頁 -->
<li v-on:click="queryData(1)" :class="pageTurner.currentPage == 1 ? 'current-page' : '' ">1</li>
<li v-if="pageTurner.currentPage>4 && pageTurner.totalPage>7" class="omit">...</li>
<!-- 展示頁 -->
<li v-for="page in pageTurner.displayPageList" :class="page == pageTurner.currentPage ? 'current-page' : '' " v-on:click="queryData(page)">{{ page }}</li>
<!-- 尾頁 -->
<li v-if="pageTurner.currentPage<pageTurner.totalPage-3 && pageTurner.totalPage>7 " class="omit" >...</li>
<li v-on:click="queryData(pageTurner.totalPage)" :class="pageTurner.currentPage == pageTurner.totalPage ? 'current-page' : '' " v-if="pageTurner.totalPage != 1 && pageTurner.totalPage>6">{{ pageTurner.totalPage }}</li>
<li v-on:click="queryData(pageTurner.currentPage+1)">»</li>
</ul>
</div>
<script type="text/javascript" src="lib/vue.js"></script>
<script type="text/javascript" src="pageTurner.js"></script>
</body>
</html>
vue
//ajax返回json
//{"status":true,"msg":"ok","data":{"accidentList":[{"token":"Mw==","accidentStatus":"triggered","endTime":"------------","continueTime":"------------","accidentStatusFriend":"\u5f85\u63a5\u624b","id":"3","enId":"11","currentLevelNum":"0","curDuty":[{"id":"4420","name":"zhaopeng1","type":"member"}],"curPolicyId":"2","createTime":"2016-08-24 15:43:10","description":"{\"level\":1,\"genre\":2,\"from\":\"10.103.11.21\",\"info\":\"XX\u786c\u4ef6Fail\",\"detail\":\"XX\u786c\u4ef6Fail\u53ef\u80fd\u7684\u539f\u56e0\u662fXXX\uff0c\u5efa\u8baeXXX\"}","level":1,"genre":2,"from":"10.103.11.21","info":"XX\u786c\u4ef6Fail","serviceName":"ceshi"},{"token":"Mg==","accidentStatus":"triggered","endTime":"------------","continueTime":"------------","accidentStatusFriend":"\u5f85\u63a5\u624b","id":"2","enId":"10","currentLevelNum":"0","curDuty":[{"id":"4420","name":"zhaopeng1","type":"member"}],"curPolicyId":"2","createTime":"2016-08-24 15:43:07","description":"{\"level\":1,\"genre\":2,\"from\":\"10.103.11.21\",\"info\":\"XX\u786c\u4ef6Fail\",\"detail\":\"XX\u786c\u4ef6Fail\u53ef\u80fd\u7684\u539f\u56e0\u662fXXX\uff0c\u5efa\u8baeXXX\"}","level":1,"genre":2,"from":"10.103.11.21","info":"XX\u786c\u4ef6Fail","serviceName":"ceshi"},{"token":"MQ==","accidentStatus":"triggered","endTime":"------------","continueTime":"------------","accidentStatusFriend":"\u5f85\u63a5\u624b","id":"1","enId":"9","currentLevelNum":"0","curDuty":[{"id":"4420","name":"zhaopeng1","type":"member"}],"curPolicyId":"1","createTime":"2016-08-24 15:31:59","description":"{\"level\":1,\"genre\":2,\"from\":\"10.103.11.21\",\"info\":\"XX\u786c\u4ef6Fail\",\"detail\":\"XX\u786c\u4ef6Fail\u53ef\u80fd\u7684\u539f\u56e0\u662fXXX\uff0c\u5efa\u8baeXXX\"}","level":1,"genre":2,"from":"10.103.11.21","info":"XX\u786c\u4ef6Fail","serviceName":"nimi"}],"pageParams":{"records":"12","totalRecords":"121","currentPage":"2","totalPage":"18","size":12}}}
//前4個屬性是後臺返回的,前端計算displayPageList展示列表
var pageTurnerDefaultParams = {
records: 9,
totalRecords: 121,
currentPage: 1,
totalPage: 1,
size: 12,
displayPageList: [3,4,5,6,7]
};
var assemblePageTurnerParams = function(records,totalRecords,currentPage,totalPage,size){
var records = records;
var totalRecords = totalRecords;
var currentPage = currentPage;
var totalPage = totalPage;
var size = size;
var displayPageList = [];
var firstPage = ''
//第一頁時 翻上頁
if(currentPage<1){
console.log('已經是第一頁了!!')
currentPage = 1
}
//最後一個 翻下頁
else if(currentPage>totalPage){
console.log('已經是最後一頁了!!')
currentPage = totalPage
}
//總頁數小於7頁
if (totalPage<7){
console.log('總頁數小於7頁!')
//console.log('總頁數:' + totalPage)
for (var j=2; j<=totalPage; j++){
//console.log(j)
displayPageList.push(j)
}
}
//總頁數大於等於7頁
else{
console.log('總頁數大於等於7頁!')
if (currentPage<5){
console.log('點擊的頁面小於5')
firstPage = 2
}
// else if (currentPage<6){
// console.log('點擊的頁面小於6')
// firstPage = 3
// }
else if(currentPage>totalPage-3){
console.log('點擊的頁碼大於總頁碼-3了')
firstPage = totalPage - 5
}
else{
firstPage = currentPage-2;
}
for (var i=firstPage; i<firstPage+5; i++){
displayPageList.push(i)
}
}
var params = {
records: records,
totalRecords: totalRecords,
currentPage: currentPage,
totalPage: totalPage,
size: size,
displayPageList: displayPageList
}
return params
};
var pageTurnerController = new Vue({
el: '.myApp',
data: {
pageTurner: pageTurnerDefaultParams
},
ready: function() {
//首次查詢時 傳遞查詢第一頁和pageSize
this.queryData(1)
},
methods: {
queryData:function(page){
//do ajax here
//從後臺獲取到records totalRecords totalPage size
//用assemble方法計算出所有翻頁相關的參數
//assemblePageTurnerParams 的4個參數 records totalRecords page totalPage pageSize
this.pageTurner = assemblePageTurnerParams(11,121,page,10,12)
console.log(JSON.stringify(this.pageTurner))
console.log('跳轉到' + this.pageTurner.currentPage)
}
}
});