iter(g213): 新增 timePicker 时间选择组件
This commit is contained in:
@@ -69,3 +69,4 @@ export { link } from './link.js';
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export { avatarGroup } from './avatarGroup.js';
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export { virtualList } from './virtualList.js';
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export { commandPalette } from './commandPalette.js';
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export { timePicker } from './timePicker.js';
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@@ -0,0 +1,113 @@
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import { effect, h, signal } from '@ui-arch/frame';
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import type { Signal } from '@ui-arch/frame';
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import type { TimePickerProps } from './types.js';
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import { flip } from './position.js';
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import { bindOutside, pushOverlay } from './overlay.js';
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/*** 两位补零:时钟显示固定宽度,避免 9:5 这类不对齐的写法 ***/
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const pad = (n: number): string => String(n).padStart(2, '0');
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/*** 时间选择:时 / 分两列自绘弹层,value 信号双向绑定(HH:mm);Esc 收起,↑↓/Home/End 在列内移动 ***/
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export function timePicker(props: TimePickerProps): HTMLElement {
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// —— 状态集中声明 ——
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const value: Signal<string> = props.value ?? signal(''); // 选中时间(HH:mm),未传信号则内部持有
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const open = signal(false); // 弹层开合
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const place = signal<'top' | 'bottom'>('bottom'); // 实际生效方位:打开时按视口空间自动翻转
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const step = props.minuteStep && props.minuteStep > 0 ? Math.min(props.minuteStep, 30) : 5; // 分钟步长,越界回退 5
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let releaseEsc: (() => void) | null = null; // Esc 栈注销函数:展开期间占一层,收起即释放
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const hours = Array.from({ length: 24 }, (_, i) => pad(i)); // 00..23
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const minutes = Array.from({ length: Math.ceil(60 / step) }, (_, i) => pad(i * step)); // 00..55(按步长取)
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const picked = () => { const [hh = '', mm = ''] = value().split(':'); return { hh, mm }; }; // 拆分当前值
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/*** 写回时间:两段都补齐后调用回调;值未变时不重复派发(选时与选分各写一次) ***/
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const commit = (hh: string, mm: string): void => {
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const next = `${hh}:${mm}`;
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if (next === value()) return; // 卫语句:没变化不重复派发回调
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value(next);
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props.onChange?.(next);
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};
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/*** 列内聚焦导航:↑↓ 环形移动、Home/End 直达首末(列内按钮顺序即时间顺序) ***/
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const navigate = (col: HTMLElement, cells: HTMLButtonElement[]) => {
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col.addEventListener('keydown', (e: KeyboardEvent) => {
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const at = cells.indexOf(document.activeElement as HTMLButtonElement);
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if (at < 0) return; // 卫语句:焦点不在本列
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const dir = e.key === 'ArrowDown' ? 1 : e.key === 'ArrowUp' ? -1 : 0; // 单步方向
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if (!dir && e.key !== 'Home' && e.key !== 'End') return; // 卫语句:其它键放行(Enter/空格 由按钮自己响应)
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e.preventDefault(); // 阻止页面滚动
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const next = dir ? cells[(at + dir + cells.length) % cells.length] : e.key === 'Home' ? cells[0] : cells[cells.length - 1];
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next.focus();
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});
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};
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/*** 造一列时间格:点击写回,激活格加 is-active 供样式与初始滚动定位 ***/
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const column = (label: string, list: string[], isHour: boolean) => {
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const cells = list.map((text) =>
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h('button', {
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type: 'button',
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class: () => `ua-timepicker-cell${(isHour ? picked().hh : picked().mm) === text ? ' is-active' : ''}`,
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role: 'option',
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'aria-selected': () => String((isHour ? picked().hh : picked().mm) === text),
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onClick: () => {
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const cur = picked();
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if (isHour) return commit(text, cur.mm || minutes[0]); // 先选时:分默认落到首个步长值,值立即可用
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commit(cur.hh || hours[0], text); // 选分即视为选完
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open(false); // 分选完收起,指针交回触发器
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trigger.focus();
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},
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}, text),
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);
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const col = h('div', { class: 'ua-timepicker-col', role: 'listbox', 'aria-label': label }, ...cells);
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const buttons = cells as HTMLButtonElement[];
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navigate(col, buttons);
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return { col, buttons };
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};
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const hourCol = column('时', hours, true);
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const minuteCol = column('分', minutes, false);
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// —— 触发器 ——
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const trigger = h(
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'button',
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{
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type: 'button',
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class: 'ua-timepicker-trigger',
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'aria-haspopup': 'dialog',
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'aria-expanded': () => String(open()),
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disabled: props.disabled, // 布尔或信号禁用,h() 直接透传
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onClick: () => open(!open()),
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},
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h('span', { class: () => `ua-timepicker-value${value() ? '' : ' is-empty'}` }, () => value() || props.placeholder || '请选择时间'),
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h('span', { class: 'ua-timepicker-arrow', 'aria-hidden': 'true' }, '▾'),
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);
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const pop = h(
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'div',
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{ class: () => `ua-timepicker-pop${open() ? ' ua-open' : ''}${place() === 'top' ? ' is-flip' : ''}`, role: 'dialog', 'aria-label': '选择时间' },
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hourCol.col,
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minuteCol.col,
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);
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const root = h('div', { class: () => `ua-timepicker${open() ? ' is-open' : ''}` }, trigger, pop);
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/*** 把激活格滚到列中部:列是独立滚动容器,直接算 scrollTop 不惊动页面 ***/
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const reveal = (col: HTMLElement, cells: HTMLButtonElement[]) => {
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const cell = cells.find((el) => el.classList.contains('is-active'));
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if (!cell) return; // 卫语句:还没选过,停在列首
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const target = cell.offsetTop - (col.clientHeight - cell.offsetHeight) / 2; // 居中,上下都留出邻近项
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col.scrollTop = Math.max(0, target);
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};
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bindOutside(root, open, () => open(false)); // 点外部收起:仅展开期间挂监听
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effect(() => {
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if (open()) {
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releaseEsc ??= pushOverlay(() => { open(false); trigger.focus(); }); // 入 Esc 栈:与弹窗/抽屉共用逐层关闭
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requestAnimationFrame(() => { reveal(hourCol.col, hourCol.buttons); reveal(minuteCol.col, minuteCol.buttons); }); // 布局就绪后再量
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} else {
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releaseEsc?.();
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releaseEsc = null;
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}
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});
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effect(() => { if (open()) place(flip(trigger, pop, 'bottom')); }); // 空间不足自动翻到上方
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return root;
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}
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@@ -665,6 +665,15 @@ export interface ColorPickerProps {
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onChange?: (color: string) => void; // 选定回调(色板或自定义输入)
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}
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/*** 时间选择入参 ***/
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export interface TimePickerProps {
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value?: Signal<string>; // 选中时间(HH:mm),未传则组件内部持有
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minuteStep?: number; // 分钟步长;缺省 5,超过 30 按 30 处理
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placeholder?: string; // 未选时占位文案;缺省「请选择时间」
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disabled?: boolean | Signal<boolean>; // 禁用触发器
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onChange?: (time: string) => void; // 写回回调(选时也会触发,分默认落到首个步长值)
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}
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/*** 引导步骤 ***/
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export interface TourStep {
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target: string; // 目标元素选择器(document.querySelector 语义)
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@@ -83,7 +83,8 @@
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"link(props):链接,站内跳转与站外跳转统一入口,external 自动补 ↗ 与 rel=noopener noreferrer 并给读屏播报",
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"avatarGroup(props):头像组,横向叠放并在超出 max 时折叠成 +N,整组 title 列出全部姓名",
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"virtualList(props):虚拟列表,固定行高长列表只渲染可视窗口 + 上下缓冲条,万级数据滚动不随总量掉帧;返回 { el, scrollTo } 句柄",
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"commandPalette(props):命令面板,⌘K / Ctrl+K 唤起,输入即过滤(主文案/说明/关键词三层),↑↓ 环形选择 + 回车执行 + Esc 收起,选中与关闭都归还焦点;返回 { el, open, close } 句柄"
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"commandPalette(props):命令面板,⌘K / Ctrl+K 唤起,输入即过滤(主文案/说明/关键词三层),↑↓ 环形选择 + 回车执行 + Esc 收起,选中与关闭都归还焦点;返回 { el, open, close } 句柄",
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"timePicker(props):时间选择,时 / 分两列弹层,value 信号双向绑定 HH:mm,分钟可配步长,Esc 收起"
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],
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"keyTypes": [
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"ButtonProps",
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@@ -1343,7 +1344,7 @@
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"创建信号 tab = signal('a'),初值为默认页签",
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"tabs 只渲染页签头;页签内容用响应式函数按信号切换,如 () => tab() === 'a' ? panelA : panelB",
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"点击或方向键(←→ 环形)、Home/End(直达首/末页签)切换,滑动指示条自动跟随;disabled: true 的页签置灰不可点",
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"页签多到一屏放不下(页签条横向溢出)时,切到被裁掉的页签会自动滚回可视区:只滚页签条本身、不带动页面,系统开启「减弱动效」时直接跳位;已完整可见则不动,不打断用户手动滚动",
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"页签多到一屏放不下(页签条横向溢出)时,切到被裁掉的页签会自动滚回可视区:只滚页签条本身、不带动页面,系统开启「减弱动效」时直接跳位;已完整可见则不动,不打断用户手动滚动",
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"需要可关闭页签时给该项加 closable: true,× 或聚焦后按 Delete 触发 onClose(value);组件不改数据源,调用方从数组里摘掉该项再重绘",
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"键盘可访问:Tab 聚焦激活页签,←→ 在启用页签间环形移动,Home/End 跳首个/末个启用页签",
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"页签栏右侧要放「新建 / 设置」这类操作就传 extra(按钮或链接):它与页签同一行共用一条分隔线,不传时 DOM 结构保持不变"
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@@ -3652,7 +3653,47 @@
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"键盘:↑↓ 环形选择、Home/End 跳首尾、回车执行、Esc 交给弹层栈(嵌套弹窗时只关最上层);鼠标划过即高亮",
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"hotkey 缺省注册 ⌘K / Ctrl+K,同一页面多个面板请只留一个开 hotkey,其余传 hotkey: false"
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]
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},
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{
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"id": "timePicker",
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"title": "时间选择 TimePicker",
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"demo": "sec-timepicker",
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"props": [
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{
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"n": "value",
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"t": "Signal<string>",
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"d": "选中时间信号(HH:mm);不传则内部维护"
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},
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{
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"n": "minuteStep",
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"t": "number",
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"d": "分钟步长;缺省 5,超过 30 按 30 处理(如 15 只有 00/15/30/45)"
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},
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{
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"n": "placeholder",
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"t": "string",
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"d": "未选时占位文案;缺省「请选择时间」"
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},
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{
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"n": "disabled",
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"t": "boolean | Signal<boolean>",
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"d": "禁用触发器"
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},
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{
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"n": "onChange",
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"t": "(time: string) => void",
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"d": "写回回调:选时即触发一次(分默认 00),选完分再触发一次"
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}
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],
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"example": "const at = signal('09:30'); timePicker({ value: at, minuteStep: 15, onChange: (t) => toast.info(`定在 ${t}`) })",
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"steps": [
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"创建信号 at = signal('09:30') 并传入 value:组件读它显示、选完写回,双向绑定",
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"点触发器展开时 / 分两列,当前值所在格高亮并自动滚到列中部,不必手动找",
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"先点时列定小时(分默认落到首个步长值,值立刻可用),再点分列即完成并收起,焦点回到触发器",
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"列内可用 ↑↓ 环形移动、Home/End 直达首末;Tab、Esc、点击外部都能正常进出与收起",
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"需要 15 分钟一档就传 minuteStep: 15,步长只影响分列的可选值,时列始终 24 档"
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]
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}
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]
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}
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}
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}
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@@ -5033,3 +5033,116 @@ h5.ua-type-title { font-size: var(--ua-font-size-md); }
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[class*=' ua-']::-webkit-scrollbar-corner {
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background: transparent; /* 双向滚动容器的右下角不留白块 */
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}
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/* ---- 时间选择(时 / 分两列弹层) ---- */
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.ua-timepicker {
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position: relative;
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display: inline-flex;
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}
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.ua-timepicker-trigger {
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display: inline-flex;
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align-items: center;
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gap: var(--ua-space-2);
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min-width: 116px;
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padding: 0 var(--ua-space-3);
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height: var(--ua-control-h-md);
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border: 1px solid var(--ua-color-border);
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border-radius: var(--ua-radius-md);
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background: var(--ua-color-bg);
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color: var(--ua-color-text);
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font-size: var(--ua-font-size-lg);
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cursor: pointer;
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transition: border-color var(--ua-duration-fast) var(--ua-ease), box-shadow var(--ua-duration-fast) var(--ua-ease);
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}
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.ua-timepicker-trigger:hover:not(:disabled) {
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border-color: var(--ua-color-accent-soft); /* 悬停只提一档强调,不抢聚焦态 */
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}
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.ua-timepicker-trigger:disabled {
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background: var(--ua-color-surface-2);
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color: var(--ua-color-text-faint);
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cursor: not-allowed;
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}
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.ua-timepicker.is-open .ua-timepicker-trigger {
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border-color: var(--ua-color-accent);
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box-shadow: var(--ua-focus-ring); /* 展开即视为聚焦:环与描边同时成立 */
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}
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.ua-timepicker-value {
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flex: 1 1 auto;
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text-align: left;
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font-variant-numeric: tabular-nums; /* 等宽数字:时与分切换时不抖动 */
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}
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.ua-timepicker-value.is-empty {
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color: var(--ua-color-text-faint);
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}
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.ua-timepicker-arrow {
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color: var(--ua-color-text-muted);
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transition: transform var(--ua-duration-fast) var(--ua-ease);
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}
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.ua-timepicker.is-open .ua-timepicker-arrow {
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transform: rotate(180deg); /* 展开时箭头翻转,指示「再点收起」 */
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}
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.ua-timepicker-pop {
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position: absolute;
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z-index: var(--ua-z-dropdown);
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top: calc(100% + 4px);
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left: 0;
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display: flex;
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gap: var(--ua-space-1);
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padding: var(--ua-space-1);
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border: 1px solid var(--ua-color-border);
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border-radius: var(--ua-radius-md);
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background: var(--ua-color-surface);
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box-shadow: var(--ua-shadow-2);
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opacity: 0;
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transform: translateY(-4px);
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visibility: hidden;
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transition: opacity var(--ua-duration-fast) var(--ua-ease), transform var(--ua-duration-fast) var(--ua-ease), visibility var(--ua-duration-fast) var(--ua-ease);
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}
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.ua-timepicker-pop.is-flip {
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top: auto; /* 空间不足翻到触发器上方 */
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bottom: calc(100% + 4px);
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transform: translateY(4px); /* 入场方向随翻转镜像 */
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}
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.ua-timepicker-pop.ua-open {
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opacity: 1;
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transform: none;
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visibility: visible;
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}
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.ua-timepicker-col {
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position: relative; /* 供激活格 offsetTop 定位(滚动到列中部) */
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display: flex;
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flex-direction: column;
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gap: var(--ua-space-05);
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padding: var(--ua-space-05);
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max-height: 208px;
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overflow-y: auto;
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}
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.ua-timepicker-cell {
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border: none;
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border-radius: var(--ua-radius-sm);
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padding: var(--ua-space-1) var(--ua-space-3);
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background: none;
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color: var(--ua-color-text);
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font-size: var(--ua-font-size-md);
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font-variant-numeric: tabular-nums;
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cursor: pointer;
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transition: background-color var(--ua-duration-fast) var(--ua-ease), color var(--ua-duration-fast) var(--ua-ease);
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}
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.ua-timepicker-cell:hover {
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background: var(--ua-color-surface-2);
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}
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.ua-timepicker-cell.is-active {
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background: var(--ua-color-tint-accent); /* 选中态低视觉比重:淡底 + 强调色文字 */
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color: var(--ua-color-accent);
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}
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@media (prefers-reduced-motion: reduce) {
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.ua-timepicker-pop,
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.ua-timepicker-arrow,
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.ua-timepicker-trigger,
|
||||
.ua-timepicker-cell {
|
||||
transition: none; /* 降动效:弹层直接显隐,箭头不翻转动画 */
|
||||
}
|
||||
.ua-timepicker.is-open .ua-timepicker-arrow {
|
||||
transform: none;
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user