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Accordion

ui.widgets.Accordion

折叠和展开分段内容。Collapse and expand sections.

BEHAVIOR CONTRACT

exclusive / 多开、expanded 状态、键盘激活与 body 生命周期一致。Exclusive or multi-open, expanded state, keyboard activation and body lifetime are consistent.

RECORDED INTERACTION

Harness 展开 Section Two。The harness expands Section Two.

examples/storybook/stories.zig:2323

// ── Accordion ──
pub fn buildAccordion(scope: *ui.Scope, cx: *ui.Cx) anyerror!*ui.Node {
    const a = cx.allocator;
    const acc = try W.Accordion(.{ .exclusive = false, .gap = 8 }).mount(scope, cx);
    inline for (.{ "Section One", "Section Two", "Section Three" }, 0..) |title, i| {
        const item = try W.AccordionItem(.{ .title = title, .expanded = (i == 0) }).mount(scope, cx);
        try item.body.appendChild(a, try ui.text(cx, "Panel body content.", .{ .font_size = 13, .color = light.color.fg_secondary }));
        try acc.container.appendChild(a, item.item);
    }
    return acc.container;
}

在 GitHub 查看源码View source on GitHubexamples/storybook/stories.zig:2323

这是 Storybook 中该 story 的原样代码（zenit 5f9add5+wip 2026-09-30）。其中 W 即 ui.widgets，col / row / label 是 Storybook 内的布局小工具。The story's verbatim source from the Storybook (zenit 5f9add5+wip 2026-09-30). W is ui.widgets; col / row / label are small Storybook layout helpers.

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