element-plus
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A Component Library for Vue 3
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{"version":3,"file":"segmented2.mjs","names":[],"sources":["../../../../../../packages/components/segmented/src/segmented.vue"],"sourcesContent":["<template>\n <div\n v-if=\"options.length\"\n :id=\"inputId\"\n ref=\"segmentedRef\"\n :class=\"segmentedCls\"\n role=\"radiogroup\"\n :aria-label=\"!isLabeledByFormItem ? ariaLabel || 'segmented' : undefined\"\n :aria-labelledby=\"isLabeledByFormItem ? formItem!.labelId : undefined\"\n >\n <div :class=\"[ns.e('group'), ns.m(direction)]\">\n <div :style=\"selectedStyle\" :class=\"selectedCls\" />\n <label\n v-for=\"(item, index) in options\"\n :key=\"index\"\n :class=\"getItemCls(item)\"\n >\n <input\n :class=\"ns.e('item-input')\"\n type=\"radio\"\n :name=\"name\"\n :disabled=\"getDisabled(item)\"\n :checked=\"getSelected(item)\"\n @change=\"handleChange($event, item)\"\n />\n <div :class=\"ns.e('item-label')\">\n <slot :item=\"item\">{{ getLabel(item) }}</slot>\n </div>\n </label>\n </div>\n </div>\n</template>\n\n<script lang=\"ts\" setup generic=\"T extends Option = Option\">\nimport { computed, reactive, ref, watch } from 'vue'\nimport { useActiveElement, useResizeObserver } from '@vueuse/core'\nimport { useId, useNamespace } from '@element-plus/hooks'\nimport {\n useFormDisabled,\n useFormItem,\n useFormItemInputId,\n useFormSize,\n} from '@element-plus/components/form'\nimport { debugWarn, isObject } from '@element-plus/utils'\nimport { CHANGE_EVENT, UPDATE_MODEL_EVENT } from '@element-plus/constants'\nimport { defaultProps, segmentedEmits } from './segmented'\n\nimport type { Option } from './types'\nimport type { SegmentedProps } from './segmented'\n\ndefineOptions({\n name: 'ElSegmented',\n})\n\nconst props = withDefaults(defineProps<SegmentedProps<T>>(), {\n direction: 'horizontal',\n options: () => [],\n props: () => defaultProps,\n validateEvent: true,\n modelValue: undefined,\n disabled: undefined,\n})\nconst emit = defineEmits(segmentedEmits)\n\nconst ns = useNamespace('segmented')\nconst segmentedId = useId()\nconst segmentedSize = useFormSize()\nconst _disabled = useFormDisabled()\nconst { formItem } = useFormItem()\nconst { inputId, isLabeledByFormItem } = useFormItemInputId(props, {\n formItemContext: formItem,\n})\n\nconst segmentedRef = ref<HTMLElement | null>(null)\nconst activeElement = useActiveElement()\n\nconst state = reactive({\n isInit: false,\n width: 0,\n height: 0,\n translateX: 0,\n translateY: 0,\n focusVisible: false,\n})\n\nconst handleChange = (evt: Event, item: T) => {\n const value = getValue(item)\n emit(UPDATE_MODEL_EVENT, value)\n emit(CHANGE_EVENT, value)\n ;(evt.target as HTMLInputElement).checked = value === props.modelValue\n}\n\nconst aliasProps = computed(() => ({ ...defaultProps, ...props.props }))\n\nconst getValue = (item: T) => {\n return isObject(item) ? item[aliasProps.value.value] : item\n}\n\nconst getLabel = (item: T) => {\n return isObject(item) ? item[aliasProps.value.label] : item\n}\n\nconst getDisabled = (item: T | undefined) => {\n return !!(\n _disabled.value ||\n (isObject(item) ? item[aliasProps.value.disabled] : false)\n )\n}\n\nconst getSelected = (item: T) => {\n return props.modelValue === getValue(item)\n}\n\nconst getOption = (value: any) => {\n return props.options.find((item) => getValue(item) === value)\n}\n\nconst getItemCls = (item: T) => {\n return [\n ns.e('item'),\n ns.is('selected', getSelected(item)),\n ns.is('disabled', getDisabled(item)),\n ]\n}\n\nconst updateSelect = () => {\n if (!segmentedRef.value) return\n const selectedItem = segmentedRef.value.querySelector(\n '.is-selected'\n ) as HTMLElement\n const selectedItemInput = segmentedRef.value.querySelector(\n '.is-selected input'\n ) as HTMLElement\n if (!selectedItem || !selectedItemInput) {\n state.width = 0\n state.height = 0\n state.translateX = 0\n state.translateY = 0\n state.focusVisible = false\n return\n }\n state.isInit = true\n if (props.direction === 'vertical') {\n state.height = selectedItem.offsetHeight\n state.translateY = selectedItem.offsetTop\n } else {\n state.width = selectedItem.offsetWidth\n state.translateX = selectedItem.offsetLeft\n }\n try {\n // This will failed in test\n state.focusVisible = selectedItemInput.matches(':focus-visible')\n } catch {}\n}\n\nconst segmentedCls = computed(() => [\n ns.b(),\n ns.m(segmentedSize.value),\n ns.is('block', props.block),\n])\n\nconst selectedStyle = computed(() => ({\n width: props.direction === 'vertical' ? '100%' : `${state.width}px`,\n height: props.direction === 'vertical' ? `${state.height}px` : '100%',\n transform:\n props.direction === 'vertical'\n ? `translateY(${state.translateY}px)`\n : `translateX(${state.translateX}px)`,\n display: state.isInit ? 'block' : 'none',\n}))\n\nconst selectedCls = computed(() => [\n ns.e('item-selected'),\n ns.is('disabled', getDisabled(getOption(props.modelValue))),\n ns.is('focus-visible', state.focusVisible),\n])\n\nconst name = computed(() => {\n return props.name || segmentedId.value\n})\n\nuseResizeObserver(segmentedRef, updateSelect)\n\nwatch(activeElement, updateSelect)\n\nwatch(\n () => props.modelValue,\n () => {\n updateSelect()\n if (props.validateEvent) {\n formItem?.validate?.('change').catch((err) => debugWarn(err))\n }\n },\n {\n flush: 'post',\n }\n)\n</script>\n"],"mappings":""}