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fix: expose tree item decoration lane #549

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fix: expose tree item decoration lane #549

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eb48081
fix: expose tree item decoration lane
dankeboy36 Oct 14, 2025
f631698
fix: review feedback + add problems tree demo
dankeboy36 Nov 11, 2025
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88 changes: 88 additions & 0 deletions dev/vscode-tree/oversized-icon.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>VSCode Elements — Oversized Icon</title>
<link
rel="stylesheet"
href="/node_modules/@vscode/codicons/dist/codicon.css"
id="vscode-codicon-stylesheet"
>
<script
type="module"
src="/node_modules/@vscode-elements/webview-playground/dist/index.js"
></script>
<script type="module" src="/dist/main.js"></script>
<style>
main {
max-width: 480px;
}

.frame {
border: 1px solid rgba(255, 255, 255, 0.08);
border-radius: 8px;
padding: 12px;
background: rgba(255, 255, 255, 0.02);
}

.oversized-icon {
width: 32px;
height: 32px;
border-radius: 6px;
background: rgba(0, 122, 204, 0.15);
color: #61dafb;
font-weight: 600;
font-size: 12px;
letter-spacing: 0.03em;
display: inline-flex;
align-items: center;
justify-content: center;
box-sizing: border-box;
}

.oversized-icon.small {
width: 16px;
height: 16px;
font-size: 10px;
border-radius: 4px;
background: var(--vscode-inputValidation-errorBorder, #094771);
color: var(--vscode-list-activeSelectionForeground, #ffffff);
}

.oversized-icon.xxl {
width: 64px;
height: 64px;
font-size: 18px;
background: rgba(255, 87, 51, 0.18);
color: #ffb347;
}
</style>
</head>

<body>
<h1>Oversized Icon</h1>
<p>
This demo renders three tree items with 16×16, 32×32, and 64×64 icons so
you can quickly verify how different sizes behave.
</p>
<main>
<vscode-demo class="frame">
<vscode-tree>
<vscode-tree-item>
<span slot="icon-leaf" class="oversized-icon small">SM</span>
Standard icon (16×16)
</vscode-tree-item>
<vscode-tree-item>
<span slot="icon-leaf" class="oversized-icon">XL</span>
Oversized icon (32x32)
</vscode-tree-item>
<vscode-tree-item>
<span slot="icon-leaf" class="oversized-icon xxl">XXL</span>
Bud Spencer tribute (64x64)
</vscode-tree-item>
</vscode-tree>
</vscode-demo>
</main>
</body>
</html>
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