element-plus
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A Component Library for Vue 3
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{"version":3,"file":"roving-focus-item.mjs","names":[],"sources":["../../../../../../packages/components/roving-focus-group/src/roving-focus-item.vue"],"sourcesContent":["<template>\n <el-roving-focus-collection-item\n :id=\"id\"\n :focusable=\"focusable\"\n :active=\"active\"\n >\n <slot />\n </el-roving-focus-collection-item>\n</template>\n\n<script lang=\"ts\">\nimport { computed, defineComponent, inject, provide, ref, unref } from 'vue'\nimport { useId } from '@element-plus/hooks'\nimport { composeEventHandlers, getEventCode } from '@element-plus/utils'\nimport { EVENT_CODE } from '@element-plus/constants'\nimport { ElCollectionItem as ElRovingFocusCollectionItem } from './roving-focus-group'\nimport {\n ROVING_FOCUS_GROUP_INJECTION_KEY,\n ROVING_FOCUS_GROUP_ITEM_INJECTION_KEY,\n} from './tokens'\n\nexport default defineComponent({\n components: {\n ElRovingFocusCollectionItem,\n },\n props: {\n focusable: {\n type: Boolean,\n default: true,\n },\n active: Boolean,\n },\n emits: ['mousedown', 'focus', 'keydown'],\n setup(props, { emit }) {\n const { currentTabbedId, onItemFocus, onItemShiftTab, onKeydown } = inject(\n ROVING_FOCUS_GROUP_INJECTION_KEY,\n undefined\n )!\n\n const id = useId()\n const rovingFocusGroupItemRef = ref<HTMLElement>()\n\n const handleMousedown = composeEventHandlers(\n (e: Event) => {\n emit('mousedown', e)\n },\n (e) => {\n if (!props.focusable) {\n e.preventDefault()\n } else {\n onItemFocus(unref(id))\n }\n }\n )\n\n const handleFocus = composeEventHandlers(\n (e: Event) => {\n emit('focus', e)\n },\n () => {\n onItemFocus(unref(id))\n }\n )\n\n const handleKeydown = composeEventHandlers(\n (e: Event) => {\n emit('keydown', e)\n },\n (e) => {\n const { shiftKey, target, currentTarget } = e as KeyboardEvent\n const code = getEventCode(e as KeyboardEvent)\n\n if (code === EVENT_CODE.tab && shiftKey) {\n onItemShiftTab()\n return\n }\n if (target !== currentTarget) return\n onKeydown(e as KeyboardEvent)\n }\n )\n\n const isCurrentTab = computed(() => currentTabbedId.value === unref(id))\n\n provide(ROVING_FOCUS_GROUP_ITEM_INJECTION_KEY, {\n rovingFocusGroupItemRef,\n tabIndex: computed(() => (unref(isCurrentTab) ? 0 : -1)),\n handleMousedown,\n handleFocus,\n handleKeydown,\n })\n\n return {\n id,\n handleKeydown,\n handleFocus,\n handleMousedown,\n }\n },\n})\n</script>\n"],"mappings":";;;;;;;qBACE,YAMkC,4CAAA;EAL/B,IAAI,KAAA;EACJ,WAAW,KAAA;EACX,QAAQ,KAAA;EAAA,EAAA;yBAED,CAAR,WAAQ,KAAA,QAAA,UAAA,CAAA,CAAA"}