2023-03-11 00:11:48 +08:00
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<!-- 基于 ruoyi-vue3 的 Pagination 重构,核心是简化无用的属性,并使用 ts 重写 -->
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2023-03-08 09:49:14 +08:00
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<template>
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2023-03-11 00:11:48 +08:00
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<el-pagination
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v-show="total > 0"
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v-model:current-page="currentPage"
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v-model:page-size="pageSize"
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:background="true"
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:page-sizes="[10, 20, 30, 50, 100]"
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:pager-count="pagerCount"
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:total="total"
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class="float-right mt-15px mb-15px"
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layout="total, sizes, prev, pager, next, jumper"
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@size-change="handleSizeChange"
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@current-change="handleCurrentChange"
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/>
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</template>
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<script name="Pagination" setup>
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import { computed } from 'vue'
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2023-03-08 09:49:14 +08:00
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const props = defineProps({
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// 总条目数
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total: {
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required: true,
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type: Number
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},
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// 当前页数:pageNo
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page: {
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type: Number,
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default: 1
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},
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// 每页显示条目个数:pageSize
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limit: {
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type: Number,
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default: 20
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},
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// 设置最大页码按钮数。 页码按钮的数量,当总页数超过该值时会折叠
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// 移动端页码按钮的数量端默认值 5
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pagerCount: {
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type: Number,
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default: document.body.clientWidth < 992 ? 5 : 7
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}
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})
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const emit = defineEmits(['update:page', 'update:limit', 'pagination', 'pagination'])
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const currentPage = computed({
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get() {
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return props.page
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},
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set(val) {
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// 触发 update:page 事件,更新 limit 属性,从而更新 pageNo
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emit('update:page', val)
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}
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})
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const pageSize = computed({
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get() {
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return props.limit
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},
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set(val) {
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// 触发 update:limit 事件,更新 limit 属性,从而更新 pageSize
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emit('update:limit', val)
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}
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})
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const handleSizeChange = (val) => {
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// 如果修改后超过最大页面,强制跳转到第 1 页
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if (currentPage.value * val > props.total) {
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currentPage.value = 1
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}
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// 触发 pagination 事件,重新加载列表
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emit('pagination', { page: currentPage.value, limit: val })
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}
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const handleCurrentChange = (val) => {
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// 触发 pagination 事件,重新加载列表
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emit('pagination', { page: val, limit: pageSize.value })
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}
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</script>
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