44 lines
1.3 KiB
Svelte
44 lines
1.3 KiB
Svelte
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<script>
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// Ref: https://svelte.dev/repl/a5f4d395b15a44d48a6b2239ef705fc4?version=3.35.0
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// based on suggestions from:
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// Inclusive Components by Heydon Pickering https://inclusive-components.design/collapsible-sections/
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export let headerText;
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let expanded = false
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</script>
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<div class="collapsible">
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<h3>
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<button aria-expanded={expanded} on:click={() => expanded = !expanded}>{headerText}
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<svg viewBox="0 0 20 20" fill="none" >
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<path class="vert" d="M10 1V19" stroke="black" stroke-width="2"/>
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<path d="M1 10L19 10" stroke="black" stroke-width="2"/>
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</svg>
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</button>
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</h3>
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<div class='contents' hidden={!expanded}>
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<slot></slot>
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</div>
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</div>
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<style>
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.collapsible { border-bottom: 1px solid var(--gray-light, #eee); }
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h3 { margin: 0; }
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button {
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background-color: var(--background, #fff);
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color: var(--gray-darkest, #282828);
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display: flex;
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justify-content: space-between;
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width: 100%;
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border: none;
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margin: 0;
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padding: 1em 0.5em;
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}
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button[aria-expanded="true"] { border-bottom: 1px solid var(--gray-light, #eee); }
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button[aria-expanded="true"] .vert { display: none; }
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button:focus svg { outline: 2px solid; }
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button [aria-expanded="true"] rect { fill: currentColor; }
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svg { height: 0.7em; width: 0.7em; }
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</style>
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