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87
packages/svelte-ux/src/lib/components/_SelectListOptions.svelte
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| <script lang='ts'> | ||
| import MenuItem from './MenuItem.svelte'; | ||
| import Logger from '../utils/logger'; | ||
| import { getComponentTheme } from './theme'; | ||
| import { cls } from '../utils/styles'; | ||
| const logger = new Logger('SelectListOptions'); | ||
| export let optionText: (option: any) => string; | ||
| export let optionValue: (option: any) => any; | ||
| export let selectIndex: (index: number) => any; | ||
| export let selectOption: (x: any) => any; | ||
| export let onKeyDown: (x: KeyboardEvent) => void; | ||
| export let onKeyPress: (x: KeyboardEvent) => void; | ||
| export let open: boolean; | ||
| export let loading: boolean; | ||
| export let filteredOptions: any[]; | ||
| export let value: any = undefined; | ||
| export let selected: any = undefined; | ||
| export let highlightIndex: number; | ||
| export let searchText: string; | ||
| export let classes: { | ||
| root?: string; | ||
| option?: string; | ||
| selected?: string; | ||
| group?: string; | ||
| empty?: string; | ||
| } = {}; | ||
| const theme = getComponentTheme('SelectField'); | ||
| export let menuOptionsEl: HTMLDivElement; | ||
| </script> | ||
|
|
||
| <div | ||
| role='listbox' | ||
| tabindex='-1' | ||
| aria-expanded={open ? 'true' : 'false'} | ||
| class={cls('_SelectListOptions options group p-1 focus:outline-none', theme.options, classes.root)} | ||
| class:opacity-50={loading} | ||
| bind:this={menuOptionsEl} | ||
| on:click|stopPropagation={(e) => { | ||
| logger.debug('options container clicked'); | ||
|
|
||
| if (e.target instanceof HTMLElement) { | ||
| // Find slot parent of click target option, fallback to `e.target` if slot is not overridden | ||
| // Use `.options > ` in case slot is nested (ex. GraphQLSelect with slot) | ||
| const slotEl = e.target.closest('.options > [slot=option]') ?? e.target; | ||
| // Find the index of the clicked on element (ignoring group headers) | ||
| const optionIndex = slotEl | ||
| ? [...menuOptionsEl.children] | ||
| .filter((el) => !el.classList.contains('group-header')) | ||
| .indexOf(slotEl) | ||
| : -1; | ||
| logger.debug({ slotEl, optionIndex }); | ||
| // ignore clicks on group options | ||
| if (optionIndex !== -1) { | ||
| selectIndex(optionIndex); | ||
| } | ||
| } | ||
| }} | ||
| on:keydown={onKeyDown} | ||
| on:keypress={onKeyPress} | ||
| > | ||
| {#each filteredOptions ?? [] as option, index (optionValue(option))} | ||
| {@const previousOption = filteredOptions[index - 1]} | ||
| {#if option.group && option.group !== previousOption?.group} | ||
| <div | ||
| class={cls( | ||
| 'group-header text-xs leading-8 tracking-widest text-black/50 px-2', | ||
| theme.group, | ||
| classes.group | ||
| )} | ||
| > | ||
| {option.group} | ||
| </div> | ||
| {/if} | ||
|
|
||
| <slot name="option" {option} {index}></slot> | ||
| {:else} | ||
| <slot name="empty" {loading} {searchText}></slot> | ||
| {/each} | ||
| </div> |
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