131 lines
3.1 KiB
Svelte
131 lines
3.1 KiB
Svelte
<script>
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import "@spectrum-css/tabs/dist/index-vars.css"
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import { writable } from "svelte/store"
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import { onMount, setContext, createEventDispatcher } from "svelte"
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export let selected
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export let vertical = false
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export let noPadding = false
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// added as a separate option as noPadding is used for vertical padding
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export let noHorizPadding = false
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export let quiet = false
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export let emphasized = false
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export let onTop = false
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export let size = "M"
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let thisSelected = undefined
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let _id = id()
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const tab = writable({ title: selected, id: _id, emphasized })
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setContext("tab", tab)
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let container
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const dispatch = createEventDispatcher()
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$: {
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if (thisSelected !== selected) {
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thisSelected = selected
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dispatch("select", thisSelected)
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} else if ($tab.title !== thisSelected) {
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thisSelected = $tab.title
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selected = $tab.title
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dispatch("select", thisSelected)
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}
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if ($tab.title !== thisSelected) {
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tab.update(state => {
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state.title = thisSelected
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return state
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})
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}
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}
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let top, left, width, height
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$: calculateIndicatorLength($tab)
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$: calculateIndicatorOffset($tab)
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function calculateIndicatorLength() {
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if (!vertical) {
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width = $tab.info?.width + "px"
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height = $tab.info?.height
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} else {
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height = $tab.info?.height + 4 + "px"
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width = $tab.info?.width
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}
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}
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function calculateIndicatorOffset() {
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if (!vertical) {
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left = $tab.info?.left - container?.getBoundingClientRect().left + "px"
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} else {
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top = $tab.info?.top - container?.getBoundingClientRect().top + "px"
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}
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}
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onMount(() => {
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calculateIndicatorLength()
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calculateIndicatorOffset()
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})
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function id() {
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return "_" + Math.random().toString(36).slice(2, 9)
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}
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</script>
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<div
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bind:this={container}
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class:spectrum-Tabs--quiet={quiet}
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class:noHorizPadding
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class:onTop
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class:spectrum-Tabs--vertical={vertical}
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class:spectrum-Tabs--horizontal={!vertical}
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class="spectrum-Tabs spectrum-Tabs--size{size}"
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>
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<slot />
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{#if $tab.info}
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<div
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class="spectrum-Tabs-selectionIndicator"
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class:emphasized
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style="width: {width}; height: {height}; left: {left}; top: {top};"
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/>
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{/if}
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</div>
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<div
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class="spectrum-Tabs-content spectrum-Tabs-content-{_id}"
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class:noPadding
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/>
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<style>
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.spectrum-Tabs--quiet {
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border-bottom: none !important;
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}
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.spectrum-Tabs {
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padding-left: var(--spacing-xl);
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padding-right: var(--spacing-xl);
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position: relative;
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border-bottom-color: var(--spectrum-global-color-gray-200);
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}
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.spectrum-Tabs-content {
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margin-top: var(--spectrum-global-dimension-static-size-150);
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}
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.spectrum-Tabs-selectionIndicator {
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transition: all 200ms;
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background-color: var(--spectrum-global-color-gray-900);
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}
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.spectrum-Tabs-selectionIndicator.emphasized {
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background-color: var(--spectrum-global-color-blue-400);
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}
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.spectrum-Tabs--horizontal .spectrum-Tabs-selectionIndicator {
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}
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.noHorizPadding {
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padding: 0;
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}
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.noPadding {
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margin: 0;
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}
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.onTop {
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z-index: 100;
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}
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</style>
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