Vue2.0初学之分页组件

时间:2021-12-20 10:38:59

整个示例打包了,有需要的可以下载,有不对的地方欢迎指出Vue2.0初学之分页组件

http://download.csdn.net/detail/sweetsuzyhyf/9782880



Vue2.0初学之分页组件

Vue2.0初学之分页组件

Vue2.0初学之分页组件


组件部分代码:

Vue.component('zpagenav', {
template: `<nav class="zpagenav">` +
`<ul class="page-ul">` +
`<li v-bind:key="index" v-for="(item,index) in pageList" v-bind:class ="item.class" @click.stop="setPage(item)" v-html="item.html">` +
`</li>` +
`</ul>` +
`<span class="total">共 {{total}} 条</span>` +
`</nav>`,
props: {
prevHtml: String,
nextHtml: String,
page: Number,
total: Number,
pageSize: Number,
maxPage: Number
},
computed: {
pageList: function () {
var _this = this, pageList = [];
let pageCount = Math.ceil(_this.total / _this.pageSize);
let page = _this.page;
let prevHtml = _this.prevHtml ? _this.prevHtml : '<';
let nextHtml = _this.nextHtml ? _this.nextHtml : '>';
let maxPage = _this.maxPage ? _this.maxPage : 9;

let hasPrev = page > 1;
let hasNext = page < pageCount;

//上一页
pageList.push({
class: hasPrev ? '' : 'disabled',
page: hasPrev ? page - 1 : page,
html: prevHtml
});

//首页
pageList.push({
class: page == 1 ? 'active' : '',
page: 1,
html: 1
});

var p0 = Math.floor(maxPage / 2);
var p1 = 1 + 2 + p0; //首页+省略至少2个页码+中间页面数的一半

var start, end;
if (page >= p1) {
start = page - p0;
//前置省略号
pageList.push({
class: 'dot',
page: page,
html: '...'
});
} else {
start = 2;
}

var p2 = page + p0;
if (p2 < pageCount) {
end = p2;
} else {
end = pageCount - 1;
}


//页码列表
for (let i = start; i <= end; i++) {
pageList.push({
class: page == i ? 'active' : '',
page: i,
html: i
});
}


if (end < pageCount - 1) {
//后置省略号
pageList.push({
class: 'dot',
page: page,
html: '...'
});
}


//尾页
if (pageCount > 1) {
pageList.push({
class: page == pageCount ? 'active' : '',
page: pageCount,
html: pageCount
});
}

//下一页
pageList.push({
class: hasNext ? '' : 'disabled',
page: hasNext ? page + 1 : page,
html: nextHtml
});

return pageList;
}
},
methods: {
setPage: function (item) {
if (item.class == '') {
this.$emit('pagehandler', item.page);
}
}
}
});