新增: 列表分页UI(Paginator组件+三视图接入)
Paginator.vue复用组件(客户端切片,不发新IPC,数据量小前瞻基建) Tasks/Ideas/Projects.vue接store列表切片(pagedProjects/pagedIdeas) 向后兼容铁律:pageSize=0整组件v-if隐藏+切片返全量,等价改造前行为 旧调用方(store.loadTasks等签名)零改动,分页状态纯前端ref 筛选/排序变化page重置1防越界空页;i18n双语pagination键齐备
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src/components/Paginator.vue
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src/components/Paginator.vue
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<template>
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<!--
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通用分页器(F-260621-02 P3 分页 UI 基建)。
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纯客户端切片分页:父级传 total(总数) + v-model:page(当前页,1 起) +
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v-model:pageSize(每页条数),本组件只管 UI,不做数据请求(数据量 ~15 前瞻基建)。
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向后兼容铁律:pageSize=0 → 不分页(全量),整组件隐藏,等价改造前行为。
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用户从下拉选具体 N → 触发分页(切换 page 重置到第 1 页由父级 watch 控制)。
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-->
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<div v-if="pageSize > 0 && totalPages > 0" class="paginator">
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<div class="page-size-group">
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<span class="paginator-label">{{ $t('common.pagination.perPage') }}</span>
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<select
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class="page-size-select"
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:value="pageSize"
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@change="onPageSizeChange(($event.target as HTMLSelectElement).value)"
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>
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<option v-for="opt in pageSizeOptions" :key="opt" :value="opt">{{ opt }}</option>
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</select>
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<span class="paginator-total">
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{{ $t('common.pagination.total', { n: total }) }}
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</span>
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</div>
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<div class="page-nav">
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<button
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class="page-btn"
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:disabled="page <= 1"
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@click="goTo(page - 1)"
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>{{ $t('common.pagination.prev') }}</button>
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<button
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v-for="p in pageNumbers"
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:key="p"
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class="page-btn page-num"
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:class="{ active: p === page }"
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@click="goTo(p)"
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>{{ p }}</button>
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<button
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class="page-btn"
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:disabled="page >= totalPages"
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@click="goTo(page + 1)"
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>{{ $t('common.pagination.next') }}</button>
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</div>
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</div>
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</template>
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<script setup lang="ts">
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import { computed } from 'vue'
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const props = withDefaults(defineProps<{
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/** 数据总数(父级传当前过滤后的总数) */
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total: number
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/** 每页条数;0 = 不分页(整组件隐藏,等价旧行为) */
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pageSize: number
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/** 当前页码(1 起) */
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page: number
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/** 每页条数候选(默认 10/20/50) */
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pageSizeOptions?: number[]
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}>(), {
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pageSizeOptions: () => [10, 20, 50],
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})
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const emit = defineEmits<{
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'update:page': [page: number]
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'update:pageSize': [size: number]
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}>()
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// 总页数:pageSize=0 已被 v-if 拦截,此处保证 pageSize ≥ 1。
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const totalPages = computed(() => {
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if (props.pageSize <= 0) return 0
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return Math.max(1, Math.ceil(props.total / props.pageSize))
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})
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// 简单页码序列:数据量小,全列(1..totalPages),不做省略窗口(7 页内可读)。
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// 若数据量未来增长到几十页,再加窗口折叠逻辑。
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const pageNumbers = computed(() => {
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const arr: number[] = []
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for (let i = 1; i <= totalPages.value; i++) arr.push(i)
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return arr
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})
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function goTo(p: number) {
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if (p < 1 || p > totalPages.value) return
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emit('update:page', p)
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}
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function onPageSizeChange(val: string) {
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const n = Number(val)
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if (!Number.isFinite(n) || n < 0) return
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emit('update:pageSize', n)
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// 切换每页条数后页码可能越界,重置到第 1 页(父级也可自行 watch 处理)
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emit('update:page', 1)
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}
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</script>
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<style scoped>
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.paginator {
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display: flex;
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justify-content: space-between;
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align-items: center;
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flex-wrap: wrap;
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gap: 8px;
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margin-top: var(--df-gap-grid, 16px);
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padding: 8px 4px;
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font-size: 12px;
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color: var(--df-text-dim);
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}
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.page-size-group {
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display: flex;
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align-items: center;
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gap: 6px;
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}
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.paginator-label { white-space: nowrap; }
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.page-size-select {
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padding: 3px 8px;
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border: 0.5px solid var(--df-border);
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border-radius: var(--df-radius-sm);
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background: var(--df-bg);
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color: var(--df-text);
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font-size: 12px;
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cursor: pointer;
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}
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.paginator-total { color: var(--df-text-dim); }
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.page-nav {
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display: flex;
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align-items: center;
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gap: 4px;
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}
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.page-btn {
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min-width: 28px;
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padding: 3px 8px;
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border: 0.5px solid var(--df-border);
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border-radius: var(--df-radius-sm);
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background: transparent;
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color: var(--df-text-secondary);
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font-size: 12px;
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cursor: pointer;
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transition: all 0.15s;
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}
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.page-btn:hover:not(:disabled) {
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background: rgba(108, 99, 255, 0.06);
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color: var(--df-text);
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}
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.page-btn.active {
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background: var(--df-accent);
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color: #fff;
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border-color: var(--df-accent);
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}
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.page-btn:disabled {
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opacity: 0.4;
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cursor: not-allowed;
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}
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@media (max-width: 600px) {
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.paginator { justify-content: center; }
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}
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</style>
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