element-plus
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A Component Library for Vue 3
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{"version":3,"file":"input2.mjs","names":[],"sources":["../../../../../../packages/components/input/src/input.vue"],"sourcesContent":["<template>\n <div\n :class=\"[\n containerKls,\n {\n [nsInput.bm('group', 'append')]: $slots.append,\n [nsInput.bm('group', 'prepend')]: $slots.prepend,\n },\n ]\"\n :style=\"containerStyle\"\n @mouseenter=\"handleMouseEnter\"\n @mouseleave=\"handleMouseLeave\"\n >\n <!-- input -->\n <template v-if=\"type !== 'textarea'\">\n <!-- prepend slot -->\n <div v-if=\"$slots.prepend\" :class=\"nsInput.be('group', 'prepend')\">\n <slot name=\"prepend\" />\n </div>\n\n <div ref=\"wrapperRef\" :class=\"wrapperKls\">\n <!-- prefix slot -->\n <span v-if=\"$slots.prefix || prefixIcon\" :class=\"nsInput.e('prefix')\">\n <span :class=\"nsInput.e('prefix-inner')\">\n <slot name=\"prefix\" />\n <el-icon v-if=\"prefixIcon\" :class=\"nsInput.e('icon')\">\n <component :is=\"prefixIcon\" />\n </el-icon>\n </span>\n </span>\n\n <input\n :id=\"inputId\"\n ref=\"input\"\n :class=\"nsInput.e('inner')\"\n v-bind=\"attrs\"\n :name=\"name\"\n :minlength=\"minlength\"\n :maxlength=\"maxlength\"\n :type=\"showPassword ? (passwordVisible ? 'text' : 'password') : type\"\n :disabled=\"inputDisabled\"\n :readonly=\"readonly\"\n :autocomplete=\"autocomplete\"\n :tabindex=\"tabindex\"\n :aria-label=\"ariaLabel\"\n :placeholder=\"placeholder\"\n :style=\"inputStyle\"\n :form=\"form\"\n :autofocus=\"autofocus\"\n :role=\"containerRole\"\n :inputmode=\"inputmode\"\n @compositionstart=\"handleCompositionStart\"\n @compositionupdate=\"handleCompositionUpdate\"\n @compositionend=\"handleCompositionEnd\"\n @input=\"handleInput\"\n @change=\"handleChange\"\n @keydown=\"handleKeydown\"\n />\n\n <!-- suffix slot -->\n <span v-if=\"suffixVisible\" :class=\"nsInput.e('suffix')\">\n <span :class=\"nsInput.e('suffix-inner')\">\n <template\n v-if=\"!showClear || !showPwdVisible || !isWordLimitVisible\"\n >\n <slot name=\"suffix\" />\n <el-icon v-if=\"suffixIcon\" :class=\"nsInput.e('icon')\">\n <component :is=\"suffixIcon\" />\n </el-icon>\n </template>\n <el-icon\n v-if=\"showClear\"\n :class=\"[nsInput.e('icon'), nsInput.e('clear')]\"\n @mousedown.prevent=\"NOOP\"\n @click=\"clear\"\n >\n <component :is=\"clearIcon\" />\n </el-icon>\n <el-icon\n v-if=\"showPwdVisible\"\n :class=\"[nsInput.e('icon'), nsInput.e('password')]\"\n @click=\"handlePasswordVisible\"\n @mousedown.prevent=\"NOOP\"\n @mouseup.prevent=\"NOOP\"\n >\n <slot name=\"password-icon\" :visible=\"passwordVisible\">\n <component :is=\"passwordIcon\" />\n </slot>\n </el-icon>\n <span\n v-if=\"isWordLimitVisible\"\n :class=\"[\n nsInput.e('count'),\n nsInput.is('outside', wordLimitPosition === 'outside'),\n ]\"\n >\n <span :class=\"nsInput.e('count-inner')\">\n {{ textLength }} / {{ maxlength }}\n </span>\n </span>\n <el-icon\n v-if=\"validateState && validateIcon && needStatusIcon\"\n :class=\"[\n nsInput.e('icon'),\n nsInput.e('validateIcon'),\n nsInput.is('loading', validateState === 'validating'),\n ]\"\n >\n <component :is=\"validateIcon\" />\n </el-icon>\n </span>\n </span>\n </div>\n\n <!-- append slot -->\n <div v-if=\"$slots.append\" :class=\"nsInput.be('group', 'append')\">\n <slot name=\"append\" />\n </div>\n </template>\n\n <!-- textarea -->\n <template v-else>\n <textarea\n :id=\"inputId\"\n ref=\"textarea\"\n :class=\"[\n nsTextarea.e('inner'),\n nsInput.is('focus', isFocused),\n nsTextarea.is('clearable', clearable),\n ]\"\n v-bind=\"attrs\"\n :name=\"name\"\n :minlength=\"minlength\"\n :maxlength=\"maxlength\"\n :tabindex=\"tabindex\"\n :disabled=\"inputDisabled\"\n :readonly=\"readonly\"\n :autocomplete=\"autocomplete\"\n :style=\"textareaStyle\"\n :aria-label=\"ariaLabel\"\n :placeholder=\"placeholder\"\n :form=\"form\"\n :autofocus=\"autofocus\"\n :rows=\"rows\"\n :role=\"containerRole\"\n :inputmode=\"inputmode\"\n @compositionstart=\"handleCompositionStart\"\n @compositionupdate=\"handleCompositionUpdate\"\n @compositionend=\"handleCompositionEnd\"\n @input=\"handleInput\"\n @focus=\"handleFocus\"\n @blur=\"handleBlur\"\n @change=\"handleChange\"\n @keydown=\"handleKeydown\"\n />\n <el-icon\n v-if=\"showClear\"\n :class=\"[nsTextarea.e('icon'), nsTextarea.e('clear')]\"\n @mousedown.prevent=\"NOOP\"\n @click=\"clear\"\n >\n <component :is=\"clearIcon\" />\n </el-icon>\n <span\n v-if=\"isWordLimitVisible\"\n :style=\"countStyle\"\n :class=\"[\n nsInput.e('count'),\n nsInput.is('outside', wordLimitPosition === 'outside'),\n ]\"\n >\n {{ textLength }} / {{ maxlength }}\n </span>\n </template>\n </div>\n</template>\n\n<script lang=\"ts\" setup>\nimport {\n computed,\n nextTick,\n onMounted,\n ref,\n shallowRef,\n toRef,\n useAttrs as useRawAttrs,\n useSlots,\n watch,\n} from 'vue'\nimport { useResizeObserver } from '@vueuse/core'\nimport { isNil } from 'lodash-unified'\nimport { ElIcon } from '@element-plus/components/icon'\nimport { Hide, View } from '@element-plus/icons-vue'\nimport {\n useFormDisabled,\n useFormItem,\n useFormItemInputId,\n useFormSize,\n} from '@element-plus/components/form'\nimport {\n NOOP,\n ValidateComponentsMap,\n debugWarn,\n isClient,\n isObject,\n} from '@element-plus/utils'\nimport {\n useAttrs,\n useComposition,\n useCursor,\n useFocusController,\n useNamespace,\n} from '@element-plus/hooks'\nimport {\n CHANGE_EVENT,\n INPUT_EVENT,\n UPDATE_MODEL_EVENT,\n} from '@element-plus/constants'\nimport { calcTextareaHeight, looseToNumber } from './utils'\nimport { inputEmits, inputPropsDefaults } from './input'\n\nimport type { StyleValue } from 'vue'\nimport type { InputProps } from './input'\n\ntype TargetElement = HTMLInputElement | HTMLTextAreaElement\n\nconst COMPONENT_NAME = 'ElInput'\ndefineOptions({\n name: COMPONENT_NAME,\n inheritAttrs: false,\n})\nconst props = withDefaults(defineProps<InputProps>(), inputPropsDefaults)\nconst emit = defineEmits(inputEmits)\n\nconst rawAttrs = useRawAttrs()\nconst attrs = useAttrs()\nconst slots = useSlots()\n\nconst containerKls = computed(() => [\n props.type === 'textarea' ? nsTextarea.b() : nsInput.b(),\n nsInput.m(inputSize.value),\n nsInput.is('disabled', inputDisabled.value),\n nsInput.is('exceed', inputExceed.value),\n {\n [nsInput.b('group')]: slots.prepend || slots.append,\n [nsInput.m('prefix')]: slots.prefix || props.prefixIcon,\n [nsInput.m('suffix')]:\n slots.suffix || props.suffixIcon || props.clearable || props.showPassword,\n [nsInput.bm('suffix', 'password-clear')]:\n showClear.value && showPwdVisible.value,\n [nsInput.b('hidden')]: props.type === 'hidden',\n },\n rawAttrs.class,\n])\n\nconst wrapperKls = computed(() => [\n nsInput.e('wrapper'),\n nsInput.is('focus', isFocused.value),\n])\n\nconst { form: elForm, formItem: elFormItem } = useFormItem()\nconst { inputId } = useFormItemInputId(props, {\n formItemContext: elFormItem,\n})\nconst inputSize = useFormSize()\nconst inputDisabled = useFormDisabled()\nconst nsInput = useNamespace('input')\nconst nsTextarea = useNamespace('textarea')\n\nconst input = shallowRef<HTMLInputElement>()\nconst textarea = shallowRef<HTMLTextAreaElement>()\n\nconst hovering = ref(false)\nconst passwordVisible = ref(false)\nconst countStyle = ref<StyleValue>()\nconst textareaCalcStyle = shallowRef(props.inputStyle)\n\nconst _ref = computed(() => input.value || textarea.value)\n\n// wrapperRef for type=\"text\", handleFocus and handleBlur for type=\"textarea\"\nconst { wrapperRef, isFocused, handleFocus, handleBlur } = useFocusController(\n _ref,\n {\n disabled: inputDisabled,\n afterBlur() {\n if (props.validateEvent) {\n elFormItem?.validate?.('blur').catch((err) => debugWarn(err))\n }\n },\n }\n)\n\nconst needStatusIcon = computed(() => elForm?.statusIcon ?? false)\nconst validateState = computed(() => elFormItem?.validateState || '')\nconst validateIcon = computed(\n () => validateState.value && ValidateComponentsMap[validateState.value]\n)\nconst passwordIcon = computed(() => (passwordVisible.value ? View : Hide))\nconst containerStyle = computed<StyleValue>(() => [\n rawAttrs.style as StyleValue,\n])\nconst textareaStyle = computed<StyleValue>(() => [\n props.inputStyle,\n textareaCalcStyle.value,\n { resize: props.resize },\n])\nconst nativeInputValue = computed(() =>\n isNil(props.modelValue) ? '' : String(props.modelValue)\n)\nconst showClear = computed(\n () =>\n props.clearable &&\n !inputDisabled.value &&\n !props.readonly &&\n !!nativeInputValue.value &&\n (isFocused.value || hovering.value)\n)\nconst showPwdVisible = computed(\n () => props.showPassword && !inputDisabled.value && !!nativeInputValue.value\n)\nconst isWordLimitVisible = computed(\n () =>\n props.showWordLimit &&\n !!props.maxlength &&\n (props.type === 'text' || props.type === 'textarea') &&\n !inputDisabled.value &&\n !props.readonly &&\n !props.showPassword\n)\nconst textLength = computed(() => nativeInputValue.value.length)\nconst inputExceed = computed(\n () =>\n // show exceed style if length of initial value greater then maxlength\n !!isWordLimitVisible.value && textLength.value > Number(props.maxlength)\n)\nconst suffixVisible = computed(\n () =>\n !!slots.suffix ||\n !!props.suffixIcon ||\n showClear.value ||\n props.showPassword ||\n isWordLimitVisible.value ||\n (!!validateState.value && needStatusIcon.value)\n)\nconst hasModelModifiers = computed(\n () => !!Object.keys(props.modelModifiers).length\n)\n\nconst [recordCursor, setCursor] = useCursor(input)\n\nuseResizeObserver(textarea, (entries) => {\n onceInitSizeTextarea()\n if (\n !isWordLimitVisible.value ||\n (props.resize !== 'both' && props.resize !== 'horizontal')\n )\n return\n const entry = entries[0]\n const { width } = entry.contentRect\n countStyle.value = {\n /** right: 100% - width + padding(22) - right(10) */\n right: `calc(100% - ${width + 22 - 10}px)`,\n }\n})\n\nconst resizeTextarea = () => {\n const { type, autosize } = props\n\n if (!isClient || type !== 'textarea' || !textarea.value) return\n\n if (autosize) {\n const minRows = isObject(autosize) ? autosize.minRows : undefined\n const maxRows = isObject(autosize) ? autosize.maxRows : undefined\n const textareaStyle = calcTextareaHeight(textarea.value, minRows, maxRows)\n\n // If the scrollbar is displayed, the height of the textarea needs more space than the calculated height.\n // If set textarea height in this case, the scrollbar will not hide.\n // So we need to hide scrollbar first, and reset it in next tick.\n // see https://github.com/element-plus/element-plus/issues/8825\n textareaCalcStyle.value = {\n overflowY: 'hidden',\n ...textareaStyle,\n }\n\n nextTick(() => {\n // NOTE: Force repaint to make sure the style set above is applied.\n textarea.value!.offsetHeight\n textareaCalcStyle.value = textareaStyle\n })\n } else {\n textareaCalcStyle.value = {\n minHeight: calcTextareaHeight(textarea.value).minHeight,\n }\n }\n}\n\nconst createOnceInitResize = (resizeTextarea: () => void) => {\n let isInit = false\n return () => {\n if (isInit || !props.autosize) return\n const isElHidden = textarea.value?.offsetParent === null\n if (!isElHidden) {\n setTimeout(resizeTextarea)\n isInit = true\n }\n }\n}\n// fix: https://github.com/element-plus/element-plus/issues/12074\nconst onceInitSizeTextarea = createOnceInitResize(resizeTextarea)\n\nconst setNativeInputValue = () => {\n const input = _ref.value\n const formatterValue = props.formatter\n ? props.formatter(nativeInputValue.value)\n : nativeInputValue.value\n if (!input || input.value === formatterValue || props.type === 'file') return\n input.value = formatterValue\n}\n\nconst formatValue = (value: string) => {\n const { trim, number } = props.modelModifiers\n if (trim) {\n value = value.trim()\n }\n if (number) {\n value = `${looseToNumber(value)}`\n }\n if (props.formatter && props.parser) {\n value = props.parser(value)\n }\n return value\n}\n\nconst handleInput = async (event: Event) => {\n // should not emit input during composition\n // see: https://github.com/ElemeFE/element/issues/10516\n if (isComposing.value) return\n\n const { lazy } = props.modelModifiers\n let { value } = event.target as TargetElement\n if (lazy) {\n emit(INPUT_EVENT, value)\n return\n }\n\n value = formatValue(value)\n\n // hack for https://github.com/ElemeFE/element/issues/8548\n // should remove the following line when we don't support IE\n if (String(value) === nativeInputValue.value) {\n // preserve native features while being compatible with #9501\n if (props.formatter) {\n setNativeInputValue()\n }\n return\n }\n\n recordCursor()\n emit(UPDATE_MODEL_EVENT, value)\n emit(INPUT_EVENT, value)\n\n // ensure native input value is controlled\n // see: https://github.com/ElemeFE/element/issues/12850\n await nextTick()\n\n if ((props.formatter && props.parser) || !hasModelModifiers.value) {\n setNativeInputValue()\n }\n setCursor()\n}\n\nconst handleChange = async (event: Event) => {\n let { value } = event.target as TargetElement\n\n value = formatValue(value)\n if (props.modelModifiers.lazy) {\n emit(UPDATE_MODEL_EVENT, value)\n }\n emit(CHANGE_EVENT, value, event)\n\n await nextTick()\n setNativeInputValue()\n}\n\nconst {\n isComposing,\n handleCompositionStart,\n handleCompositionUpdate,\n handleCompositionEnd,\n} = useComposition({ emit, afterComposition: handleInput })\n\nconst handlePasswordVisible = () => {\n passwordVisible.value = !passwordVisible.value\n}\n\nconst focus = () => _ref.value?.focus()\n\nconst blur = () => _ref.value?.blur()\n\nconst handleMouseLeave = (evt: MouseEvent) => {\n hovering.value = false\n emit('mouseleave', evt)\n}\n\nconst handleMouseEnter = (evt: MouseEvent) => {\n hovering.value = true\n emit('mouseenter', evt)\n}\n\nconst handleKeydown = (evt: KeyboardEvent) => {\n emit('keydown', evt)\n}\n\nconst select = () => {\n _ref.value?.select()\n}\n\nconst clear = (evt?: MouseEvent) => {\n emit(UPDATE_MODEL_EVENT, '')\n emit(CHANGE_EVENT, '')\n emit('clear', evt)\n emit(INPUT_EVENT, '')\n}\n\nwatch(\n () => props.modelValue,\n () => {\n nextTick(() => resizeTextarea())\n if (props.validateEvent) {\n elFormItem?.validate?.('change').catch((err) => debugWarn(err))\n }\n }\n)\n\n// native input value is set explicitly\n// do not use v-model / :value in template\n// see: https://github.com/ElemeFE/element/issues/14521\nwatch(nativeInputValue, (newValue) => {\n if (!_ref.value) {\n return\n }\n const { trim, number } = props.modelModifiers\n const elValue = _ref.value.value\n const displayValue =\n (number || props.type === 'number') && !/^0\\d/.test(elValue)\n ? `${looseToNumber(elValue)}`\n : elValue\n\n if (displayValue === newValue) {\n return\n }\n\n if (document.activeElement === _ref.value && _ref.value.type !== 'range') {\n if (trim && displayValue.trim() === newValue) {\n return\n }\n }\n\n setNativeInputValue()\n})\n\n// when change between <input> and <textarea>,\n// update DOM dependent value and styles\n// https://github.com/ElemeFE/element/issues/14857\nwatch(\n () => props.type,\n async () => {\n await nextTick()\n setNativeInputValue()\n resizeTextarea()\n }\n)\n\nonMounted(() => {\n if (!props.formatter && props.parser) {\n debugWarn(\n COMPONENT_NAME,\n 'If you set the parser, you also need to set the formatter.'\n )\n }\n setNativeInputValue()\n nextTick(resizeTextarea)\n})\n\ndefineExpose({\n /** @description HTML input element */\n input,\n /** @description HTML textarea element */\n textarea,\n /** @description HTML element, input or textarea */\n ref: _ref,\n /** @description style of textarea. */\n textareaStyle,\n\n /** @description from props (used on unit test) */\n autosize: toRef(props, 'autosize'),\n\n /** @description is input composing */\n isComposing,\n\n /** @description HTML input element native method */\n focus,\n /** @description HTML input element native method */\n blur,\n /** @description HTML input element native method */\n select,\n /** @description clear input value */\n clear,\n /** @description resize textarea. */\n resizeTextarea,\n})\n</script>\n"],"mappings":""}