iter(g349): listbox 与 radiogroup 容器补可访问名

packages/skin/ui/src/autoComplete.ts

@@ -45,7 +45,7 @@ export function autoComplete(props: AutoCompleteProps): HTMLElement {
     },
   }) as HTMLInputElement;
 
-  const list = h('ul', { class: 'ua-autocomplete-list', role: 'listbox', id: `ua-ac-${(seq += 1)}` }) as HTMLElement;
+  const list = h('ul', { class: 'ua-autocomplete-list', role: 'listbox', 'aria-label': '输入建议', id: `ua-ac-${(seq += 1)}` }) as HTMLElement;
   input.setAttribute('aria-controls', list.id);
   const pop = h('div', { class: () => `ua-autocomplete-pop${open() ? ' ua-open' : ''}${place() === 'top' ? ' is-flip' : ''}` }, list) as HTMLElement;
   const root = h('div', { class: 'ua-autocomplete' }, input, pop) as HTMLElement;

packages/skin/ui/src/mentions.ts

@@ -33,7 +33,7 @@ export function mentions(props: MentionsProps): HTMLElement {
     'aria-expanded': 'false',
   }) as HTMLTextAreaElement;
   input.value = value();
-  const list = h('div', { class: 'ua-mentions-pop', role: 'listbox', id: uid });
+  const list = h('div', { class: 'ua-mentions-pop', role: 'listbox', 'aria-label': '提及建议', id: uid });
   const wrap = h('div', { class: 'ua-mentions' }, input, list);
 
   // 候选：空过滤词给全量，否则按名字 / 关键词做包含匹配

packages/skin/ui/src/multiSelect.ts

@@ -65,7 +65,7 @@ export function multiSelect(props: MultiSelectProps): HTMLElement {
     },
   }) as HTMLInputElement;
   box.append(tagWrap, input); // 标签区在前、输入框在后，横向排布
-  const list = h('ul', { class: 'ua-multiselect-list', role: 'listbox', 'aria-multiselectable': 'true' }) as HTMLElement;
+  const list = h('ul', { class: 'ua-multiselect-list', role: 'listbox', 'aria-label': '选项列表', 'aria-multiselectable': 'true' }) as HTMLElement;
   const pop = h('div', { class: () => `ua-multiselect-pop${open() ? ' ua-open' : ''}${place() === 'top' ? ' is-flip' : ''}` }, list) as HTMLElement;
   const clearBtn = h('button', { type: 'button', class: 'ua-select-clear', 'aria-label': '清空所选', hidden: true, onClick: (e: Event) => { e.stopPropagation(); update([]); input.focus(); } }, '×') as HTMLElement; // 复用 select 清空钮样式；阻止冒泡免得清完又展开
   const root = h('div', { class: () => `ua-multiselect${open() ? ' ua-open' : ''}` }, box, props.clearable ? clearBtn : null, pop) as HTMLElement;

packages/skin/ui/src/segmented.ts

@@ -7,7 +7,7 @@ export function segmented(props: SegmentedProps): HTMLElement {
   // —— 状态集中声明 ——
   const buttons: HTMLButtonElement[] = []; // 分段按钮，顺序与 options 一致
   const thumb = h('span', { class: 'ua-seg-thumb', 'aria-hidden': 'true' }); // 滑块：仅装饰，不参与可访问性树
-  const root = h('div', { class: `ua-segmented ua-segmented-${props.size ?? 'md'}`, role: 'radiogroup' }, thumb);
+  const root = h('div', { class: `ua-segmented ua-segmented-${props.size ?? 'md'}`, role: 'radiogroup', 'aria-label': '分段选择' }, thumb);
 
   /*** 整组禁用判定：布尔直接取，信号在此读取以纳入 effect 依赖 ***/
   const groupOff = (): boolean => (typeof props.disabled === 'function' ? props.disabled() : props.disabled === true);

packages/skin/ui/src/select.ts

@@ -87,7 +87,7 @@ export function select(props: SelectProps): HTMLElement {
   const blank = h('div', { class: 'ua-select-blank' }, '无匹配选项'); // 过滤空结果提示
   const pop = h(
     'div',
-    { class: () => `ua-select-pop${open() ? ' ua-open' : ''}${place() === 'top' ? ' is-flip' : ''}`, role: 'listbox' },
+    { class: () => `ua-select-pop${open() ? ' ua-open' : ''}${place() === 'top' ? ' is-flip' : ''}`, role: 'listbox', 'aria-label': '选项列表' },
     props.searchable ? search : null,
     ...nodes,
     blank,