vue实现页面分页
Vue实现页面分页的方法
使用Element UI的分页组件
Element UI提供了现成的分页组件el-pagination,可以快速实现分页功能。需要先安装Element UI库。
<template>
<div>
<el-pagination
@size-change="handleSizeChange"
@current-change="handleCurrentChange"
:current-page="currentPage"
:page-sizes="[10, 20, 30, 40]"
:page-size="pageSize"
layout="total, sizes, prev, pager, next, jumper"
:total="total">
</el-pagination>
</div>
</template>
<script>
export default {
data() {
return {
currentPage: 1,
pageSize: 10,
total: 100
}
},
methods: {
handleSizeChange(val) {
this.pageSize = val
this.fetchData()
},
handleCurrentChange(val) {
this.currentPage = val
this.fetchData()
},
fetchData() {
// 根据currentPage和pageSize获取数据
}
}
}
</script>
使用自定义分页组件
如果需要更灵活的控制,可以自定义分页组件。通过计算页码范围和按钮事件来实现。
<template>
<div class="pagination">
<button @click="prevPage" :disabled="currentPage === 1">上一页</button>
<span v-for="page in pages" :key="page">
<button @click="goToPage(page)" :class="{ active: currentPage === page }">
{{ page }}
</button>
</span>
<button @click="nextPage" :disabled="currentPage === totalPages">下一页</button>
</div>
</template>
<script>
export default {
props: {
totalItems: Number,
itemsPerPage: Number,
currentPage: Number
},
computed: {
totalPages() {
return Math.ceil(this.totalItems / this.itemsPerPage)
},
pages() {
const range = []
for (let i = 1; i <= this.totalPages; i++) {
range.push(i)
}
return range
}
},
methods: {
prevPage() {
this.$emit('page-changed', this.currentPage - 1)
},
nextPage() {
this.$emit('page-changed', this.currentPage + 1)
},
goToPage(page) {
this.$emit('page-changed', page)
}
}
}
</script>
结合后端API实现分页
通常分页需要后端配合,通过API传递页码和每页数量参数。
methods: {
async fetchData() {
const response = await axios.get('/api/items', {
params: {
page: this.currentPage,
limit: this.pageSize
}
})
this.items = response.data.items
this.total = response.data.total
}
}
使用Vuex管理分页状态
在大型应用中,可以使用Vuex集中管理分页状态。
// store.js
const store = new Vuex.Store({
state: {
pagination: {
currentPage: 1,
pageSize: 10,
total: 0
}
},
mutations: {
SET_PAGE(state, page) {
state.pagination.currentPage = page
},
SET_PAGE_SIZE(state, size) {
state.pagination.pageSize = size
},
SET_TOTAL(state, total) {
state.pagination.total = total
}
}
})
// 组件中使用
this.$store.commit('SET_PAGE', newPage)
响应式分页布局
可以根据屏幕大小动态调整每页显示的项目数量。
data() {
return {
pageSize: window.innerWidth < 768 ? 5 : 10
}
},
created() {
window.addEventListener('resize', this.handleResize)
},
methods: {
handleResize() {
this.pageSize = window.innerWidth < 768 ? 5 : 10
}
}






