WorkRoot-WRNexusJSComponent/app/pages/components/tree-view.wrn

// Generated by scripts/generate-showcase.mjs. Do not edit directly.
page TreeViewDetail {
  layout = "showcase"
  state playground_title = ctx.url.searchParams.get("pg_title") ?? "Project files"
  state playground_description = ctx.url.searchParams.get("pg_description") ?? ""
  state playground_items = JSON.parse(ctx.url.searchParams.get("pg_items") ?? "[{\"value\":\"src\",\"label\":\"src\",\"children\":[{\"value\":\"pages\",\"label\":\"pages\",\"children\":[{\"value\":\"home\",\"label\":\"index.wrn\"}]},{\"value\":\"styles\",\"label\":\"styles.css\"}]},{\"value\":\"readme\",\"label\":\"README.md\"}]")
  state playground_valueKey = ctx.url.searchParams.get("pg_valueKey") ?? "value"
  state playground_labelKey = ctx.url.searchParams.get("pg_labelKey") ?? "label"
  state playground_defaultExpanded = JSON.parse(ctx.url.searchParams.get("pg_defaultExpanded") ?? "[\"src\"]")
  state playground_selected = ctx.url.searchParams.get("pg_selected") ?? ""
  state playground_size = ctx.url.searchParams.get("pg_size") ?? "default"
  state playground_color = ctx.url.searchParams.get("pg_color") ?? "primary"
  state playground_class = ctx.url.searchParams.get("pg_class") ?? ""
  seo {
    title = "Tree View"
    description = "Theme-aware, responsive tree view component."
  }
  view {
    <nav class="docs-breadcrumbs" aria-label="Breadcrumb">
      <a href="/">Components</a><span aria-hidden="true">/</span><a href="/base">Base</a><span aria-hidden="true">/</span><span>Tree View</span>
    </nav>
    <header class="detail-hero">
      <div class="detail-hero-copy">
        <span class="showcase-eyebrow">Base component</span>
        <h1>Tree View</h1>
        <p>Theme-aware, responsive tree view component.</p>
        <div class="detail-badges"><span>10 props</span><span>1 slots</span><span>4 outputs</span><span>Theme ready</span><span>Responsive</span></div>
      </div>
      <div class="detail-hero-icon"><span class="icon-[lucide--component] size-10" aria-hidden="true"></span></div>
    </header>
    <section id="playground" class="detail-section playground-section" data-playground data-playground-component="TreeView" data-playground-public-tag="true" data-playground-has-slot="true" data-playground-events="select,toggle,expand,collapse">
      <div class="detail-section-heading"><span>Interactive playground</span><h2>Configure Tree View</h2><p>Change any prop and inspect the server-rendered component immediately.</p></div>
      <div class="playground-workbench">
        <div class="playground-preview">
          <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>
          <div class="playground-preview-source" data-playground-preview><TreeView title='{playground_title}' description='{playground_description}' items='{playground_items}' valueKey='{playground_valueKey}' labelKey='{playground_labelKey}' defaultExpanded='{playground_defaultExpanded}' selected='{playground_selected}' size='{playground_size}' color='{playground_color}' class='{playground_class}' /></div>
          <section class="playground-code" aria-label="Current component code">
            <header><span><span class="icon-[lucide--code-2] size-4" aria-hidden="true"></span>Component code</span><button type="button" data-playground-copy><span class="icon-[lucide--copy] size-4" aria-hidden="true"></span>Copy</button></header>
            <pre><code data-playground-code>page TreeViewExample <span>&#123;</span>
  state items = [
  <span>&#123;</span>
    "value": "src",
    "label": "src",
    "children": [
      <span>&#123;</span>
        "value": "pages",
        "label": "pages",
        "children": [
          <span>&#123;</span>
            "value": "home",
            "label": "index.wrn"
          <span>&#125;</span>
        ]
      <span>&#125;</span>,
      <span>&#123;</span>
        "value": "styles",
        "label": "styles.css"
      <span>&#125;</span>
    ]
  <span>&#125;</span>,
  <span>&#123;</span>
    "value": "readme",
    "label": "README.md"
  <span>&#125;</span>
]
  state defaultExpanded = [
  "src"
]
  view <span>&#123;</span>
    &lt;TreeView
      title="Project files"
      items="<span>&#123;</span>items<span>&#125;</span>"
      defaultExpanded="<span>&#123;</span>defaultExpanded<span>&#125;</span>"
    /&gt;
  <span>&#125;</span>
<span>&#125;</span></code></pre>
          </section>
          <div class="playground-status" data-playground-status aria-live="polite"></div>
          <div class="playground-event-log" data-playground-event-log aria-live="polite"><strong>Event output</strong><span>Interact with the preview to inspect the typed <code>payload</code>.</span></div>
        </div>
        <form class="playground-controls" data-playground-form>
          <header><div><span>Component props</span><strong>10 controls</strong></div><button type="reset"><span class="icon-[lucide--rotate-ccw] size-4" aria-hidden="true"></span>Reset</button></header>
          <div class="playground-fields"><label class="playground-field" for="playground-tree-view-title"><span><strong>title</strong><small>string</small></span><input id="playground-tree-view-title" name="pg_title" type="text" value="Project files" /></label><label class="playground-field" for="playground-tree-view-description"><span><strong>description</strong><small>string</small></span><input id="playground-tree-view-description" name="pg_description" type="text" value="" /></label><label class="playground-field" for="playground-tree-view-items"><span><strong>items</strong><small>unknown[]</small></span><textarea id="playground-tree-view-items" name="pg_items" rows="5" spellcheck="false" data-playground-json>[
  &#123;
    "value": "src",
    "label": "src",
    "children": [
      &#123;
        "value": "pages",
        "label": "pages",
        "children": [
          &#123;
            "value": "home",
            "label": "index.wrn"
          &#125;
        ]
      &#125;,
      &#123;
        "value": "styles",
        "label": "styles.css"
      &#125;
    ]
  &#125;,
  &#123;
    "value": "readme",
    "label": "README.md"
  &#125;
]</textarea><em data-playground-error></em></label><label class="playground-field" for="playground-tree-view-valueKey"><span><strong>value Key</strong><small>string</small></span><input id="playground-tree-view-valueKey" name="pg_valueKey" type="text" value="value" /></label><label class="playground-field" for="playground-tree-view-labelKey"><span><strong>label Key</strong><small>string</small></span><input id="playground-tree-view-labelKey" name="pg_labelKey" type="text" value="label" /></label><label class="playground-field" for="playground-tree-view-defaultExpanded"><span><strong>default Expanded</strong><small>unknown[]</small></span><textarea id="playground-tree-view-defaultExpanded" name="pg_defaultExpanded" rows="5" spellcheck="false" data-playground-json>[
  "src"
]</textarea><em data-playground-error></em></label><label class="playground-field" for="playground-tree-view-selected"><span><strong>selected</strong><small>string</small></span><input id="playground-tree-view-selected" name="pg_selected" type="text" value="" /></label><label class="playground-field" for="playground-tree-view-size"><span><strong>size</strong><small>string</small></span><select id="playground-tree-view-size" name="pg_size"><option value="default" selected>default</option><option value="xs">xs</option><option value="sm">sm</option><option value="md">md</option><option value="lg">lg</option><option value="xl">xl</option><option value="icon">icon</option><option value="icon-xs">icon-xs</option><option value="icon-sm">icon-sm</option><option value="icon-lg">icon-lg</option></select></label><label class="playground-field" for="playground-tree-view-color"><span><strong>color</strong><small>string</small></span><select id="playground-tree-view-color" name="pg_color"><option value="primary" selected>primary</option><option value="secondary">secondary</option><option value="success">success</option><option value="warning">warning</option><option value="danger">danger</option><option value="info">info</option></select></label><label class="playground-field" for="playground-tree-view-class"><span><strong>class</strong><small>string</small></span><input id="playground-tree-view-class" name="pg_class" type="text" value="" /></label></div>
        </form>
      </div>
    </section>
    <div class="detail-layout">
      <main class="detail-content">
        <section class="detail-section"><div class="detail-section-heading"><span>Live examples</span><h2>Designed for real product surfaces</h2><p>Compare configurations and resize the browser to check responsive behavior.</p></div><div class="demo-list">
      <article class="demo-case">
        <header class="demo-case-header">
          <div><span class="demo-case-eyebrow">Recommended</span><h2>Production default</h2><p>Balanced spacing, hierarchy, and content for the most common product workflow.</p></div>
          <span class="demo-case-number">01</span>
        </header>
        <div class="demo-workbench">
          <div id="tree-view-demo-1" class="demo-canvas demo-canvas--1">
            <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>

            <div class="demo-render"><TreeView title="Project files" description="" items='[{"value":"src","label":"src","children":[{"value":"pages","label":"pages","children":[{"value":"home","label":"index.wrn"}]},{"value":"styles","label":"styles.css"}]},{"value":"readme","label":"README.md"}]' valueKey="value" labelKey="label" defaultExpanded='["src"]' selected="" size="default" color="primary" class="" /></div>
          </div>
          <section class="demo-code" aria-label="Production default usage">
            <header><span><span class="icon-[lucide--code-2] size-4" aria-hidden="true"></span>Component usage</span><small>.wrn</small></header>
            <pre><code>page TreeViewExample <span>&#123;</span>
  state items = [
  <span>&#123;</span>
    "value": "src",
    "label": "src",
    "children": [
      <span>&#123;</span>
        "value": "pages",
        "label": "pages",
        "children": [
          <span>&#123;</span>
            "value": "home",
            "label": "index.wrn"
          <span>&#125;</span>
        ]
      <span>&#125;</span>,
      <span>&#123;</span>
        "value": "styles",
        "label": "styles.css"
      <span>&#125;</span>
    ]
  <span>&#125;</span>,
  <span>&#123;</span>
    "value": "readme",
    "label": "README.md"
  <span>&#125;</span>
]
  state defaultExpanded = [
  "src"
]
  view <span>&#123;</span>
    &lt;TreeView
      title="Project files"
      items="<span>&#123;</span>items<span>&#125;</span>"
      defaultExpanded="<span>&#123;</span>defaultExpanded<span>&#125;</span>"
    /&gt;
  <span>&#125;</span>
<span>&#125;</span></code></pre>
          </section>
        </div>
      </article>
      <article class="demo-case">
        <header class="demo-case-header">
          <div><span class="demo-case-eyebrow">Dense UI</span><h2>Compact application</h2><p>A tighter variation for dashboards, side panels, tables, and operational interfaces.</p></div>
          <span class="demo-case-number">02</span>
        </header>
        <div class="demo-workbench">
          <div id="tree-view-demo-2" class="demo-canvas demo-canvas--2">
            <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>

            <div class="demo-render"><TreeView title="Project files" description="" items='[{"value":"src","label":"src","children":[{"value":"pages","label":"pages","children":[{"value":"home","label":"index.wrn"}]},{"value":"styles","label":"styles.css"}]},{"value":"readme","label":"README.md"}]' valueKey="value" labelKey="label" defaultExpanded='["src"]' selected="" size="default" color="primary" class="" /></div>
          </div>
          <section class="demo-code" aria-label="Compact application usage">
            <header><span><span class="icon-[lucide--code-2] size-4" aria-hidden="true"></span>Component usage</span><small>.wrn</small></header>
            <pre><code>page TreeViewExample <span>&#123;</span>
  state items = [
  <span>&#123;</span>
    "value": "src",
    "label": "src",
    "children": [
      <span>&#123;</span>
        "value": "pages",
        "label": "pages",
        "children": [
          <span>&#123;</span>
            "value": "home",
            "label": "index.wrn"
          <span>&#125;</span>
        ]
      <span>&#125;</span>,
      <span>&#123;</span>
        "value": "styles",
        "label": "styles.css"
      <span>&#125;</span>
    ]
  <span>&#125;</span>,
  <span>&#123;</span>
    "value": "readme",
    "label": "README.md"
  <span>&#125;</span>
]
  state defaultExpanded = [
  "src"
]
  view <span>&#123;</span>
    &lt;TreeView
      title="Project files"
      items="<span>&#123;</span>items<span>&#125;</span>"
      defaultExpanded="<span>&#123;</span>defaultExpanded<span>&#125;</span>"
    /&gt;
  <span>&#125;</span>
<span>&#125;</span></code></pre>
          </section>
        </div>
      </article>
      <article class="demo-case">
        <header class="demo-case-header">
          <div><span class="demo-case-eyebrow">Extended</span><h2>Rich configuration</h2><p>A more expressive variation using additional data, stronger emphasis, and optional states.</p></div>
          <span class="demo-case-number">03</span>
        </header>
        <div class="demo-workbench">
          <div id="tree-view-demo-3" class="demo-canvas demo-canvas--3">
            <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>

            <div class="demo-render"><TreeView title="Project files" description="" items='[{"value":"src","label":"src","children":[{"value":"pages","label":"pages","children":[{"value":"home","label":"index.wrn"}]},{"value":"styles","label":"styles.css"}]},{"value":"readme","label":"README.md"}]' valueKey="value" labelKey="label" defaultExpanded='["src"]' selected="" size="default" color="primary" class="" /></div>
          </div>
          <section class="demo-code" aria-label="Rich configuration usage">
            <header><span><span class="icon-[lucide--code-2] size-4" aria-hidden="true"></span>Component usage</span><small>.wrn</small></header>
            <pre><code>page TreeViewExample <span>&#123;</span>
  state items = [
  <span>&#123;</span>
    "value": "src",
    "label": "src",
    "children": [
      <span>&#123;</span>
        "value": "pages",
        "label": "pages",
        "children": [
          <span>&#123;</span>
            "value": "home",
            "label": "index.wrn"
          <span>&#125;</span>
        ]
      <span>&#125;</span>,
      <span>&#123;</span>
        "value": "styles",
        "label": "styles.css"
      <span>&#125;</span>
    ]
  <span>&#125;</span>,
  <span>&#123;</span>
    "value": "readme",
    "label": "README.md"
  <span>&#125;</span>
]
  state defaultExpanded = [
  "src"
]
  view <span>&#123;</span>
    &lt;TreeView
      title="Project files"
      items="<span>&#123;</span>items<span>&#125;</span>"
      defaultExpanded="<span>&#123;</span>defaultExpanded<span>&#125;</span>"
    /&gt;
  <span>&#125;</span>
<span>&#125;</span></code></pre>
          </section>
        </div>
      </article></div></section>
        <section id="events" class="detail-section"><div class="detail-section-heading"><span>Component outputs</span><h2>Receive every typed component output</h2><p>Use declarative output handlers in <code>.wrn</code> files or register a direct output handler from JavaScript. The canonical API exposes <code>payload</code> and does not require <code>event.detail</code>.</p></div><div class="detail-events-grid"><div class="detail-events-list"><div><code>@select</code><span>Fires when an item, option, card, or result is selected.</span></div><div><code>@toggle</code><span>Fires when the component changes between open and closed or on and off states.</span></div><div><code>@expand</code><span>Fires when the component emits the expand event.</span></div><div><code>@collapse</code><span>Fires when the component emits the collapse event.</span></div></div><div class="detail-event-examples"><section class="demo-code"><header><span><span class="icon-[lucide--braces] size-4" aria-hidden="true"></span>Declarative handlers</span><small>.wrn</small></header><pre><code>&lt;TreeView
  @select='console.log(payload)'
  @toggle='console.log(payload)'
  @expand='console.log(payload)'
  @collapse='console.log(payload)'
/&gt;</code></pre></section><section class="demo-code"><header><span><span class="icon-[lucide--radio] size-4" aria-hidden="true"></span>Direct output handlers</span><small>.js</small></header><pre><code>import <span>&#123;</span> registerOutputHandler <span>&#125;</span> from "@wrnexus/csr/outputs"

const component = document.querySelector("[data-ui-component=\"TreeView\"], [data-component=\"TreeView\"]")

if (component) registerOutputHandler(component, "select", (payload) =&gt; <span>&#123;</span>
  console.log("select", payload)
<span>&#125;</span>)

if (component) registerOutputHandler(component, "toggle", (payload) =&gt; <span>&#123;</span>
  console.log("toggle", payload)
<span>&#125;</span>)

if (component) registerOutputHandler(component, "expand", (payload) =&gt; <span>&#123;</span>
  console.log("expand", payload)
<span>&#125;</span>)

if (component) registerOutputHandler(component, "collapse", (payload) =&gt; <span>&#123;</span>
  console.log("collapse", payload)
<span>&#125;</span>)</code></pre></section></div></div></section>
        <section id="api" class="detail-section"><div class="detail-section-heading"><span>Component API</span><h2>Props and configuration</h2><p>All content and behavior shown above is supplied through these props and slots.</p></div><div class="docs-table-wrap"><table class="docs-table"><thead><tr><th>Prop</th><th>Type</th><th>Default</th><th>Required</th></tr></thead><tbody><tr><td><code>title</code></td><td>string</td><td><code>"Tree View"</code></td><td>No</td></tr><tr><td><code>description</code></td><td>string</td><td><code>""</code></td><td>No</td></tr><tr><td><code>items</code></td><td>unknown[]</td><td><code>[]</code></td><td>No</td></tr><tr><td><code>valueKey</code></td><td>string</td><td><code>"value"</code></td><td>No</td></tr><tr><td><code>labelKey</code></td><td>string</td><td><code>"label"</code></td><td>No</td></tr><tr><td><code>defaultExpanded</code></td><td>unknown[]</td><td><code>[]</code></td><td>No</td></tr><tr><td><code>selected</code></td><td>string</td><td><code>""</code></td><td>No</td></tr><tr><td><code>size</code></td><td>string</td><td><code>"default"</code></td><td>No</td></tr><tr><td><code>color</code></td><td>string</td><td><code>"primary"</code></td><td>No</td></tr><tr><td><code>class</code></td><td>string</td><td><code>""</code></td><td>No</td></tr></tbody></table></div></section>
      </main>
      <aside class="detail-aside">
        <div class="detail-toc"><strong>On this page</strong><a href="#playground">Playground</a><a href="#tree-view-demo-1">Production default</a><a href="#tree-view-demo-2">Compact application</a><a href="#tree-view-demo-3">Rich configuration</a><a href="#events">Outputs</a><a href="#api">Props API</a></div>
      </aside>
    </div>
    <nav class="detail-pagination">
      <a href="/components/timeline"><small>Previous</small><strong>← Timeline</strong></a>
      <span></span>
    </nav>
  }
}