iter(g83): 开关改 switch 语义并补可访问名
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@@ -3,7 +3,13 @@ import type { SwitchProps } from './types.js';
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/*** 开关:checked 信号双向绑定,disabled 支持布尔或信号禁用,轨道 + 滑块的纯 CSS 实现 ***/
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export function switchButton(props: SwitchProps): HTMLElement {
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const input = h('input', { type: 'checkbox', class: 'ua-switch-input', disabled: props.disabled }) as HTMLInputElement; // false/undefined 移除属性,Signal 走响应式
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const input = h('input', {
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type: 'checkbox',
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class: 'ua-switch-input',
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role: 'switch', // 用开关语义而非复选框:读屏播报「开关」并跟随选中态
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'aria-label': props.ariaLabel ?? props.label, // 无可见文案时也要有可访问名
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disabled: props.disabled, // false/undefined 移除属性,Signal 走响应式
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}) as HTMLInputElement;
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if (props.checked) {
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const checked = props.checked;
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input.addEventListener('change', () => checked(input.checked)); // 用户切换写回信号
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