181 lines
5.2 KiB
Vue
181 lines
5.2 KiB
Vue
import { defineComponent, inject, nextTick } from 'vue';
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import ClearableLabeledInput from './ClearableLabeledInput';
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import ResizableTextArea from './ResizableTextArea';
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import inputProps from './inputProps';
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import { hasProp, getOptionProps } from '../_util/props-util';
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import { defaultConfigProvider } from '../config-provider';
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import { fixControlledValue, resolveOnChange } from './Input';
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import classNames from '../_util/classNames';
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import PropTypes, { withUndefined } from '../_util/vue-types';
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import { useInjectFormItemContext } from '../form/FormItemContext';
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const TextAreaProps = {
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...inputProps,
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autosize: withUndefined(PropTypes.oneOfType([Object, Boolean])),
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autoSize: withUndefined(PropTypes.oneOfType([Object, Boolean])),
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showCount: PropTypes.looseBool,
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onCompositionstart: PropTypes.func,
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onCompositionend: PropTypes.func,
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};
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export default defineComponent({
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name: 'ATextarea',
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inheritAttrs: false,
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props: {
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...TextAreaProps,
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},
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setup() {
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const formItemContext = useInjectFormItemContext();
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return {
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configProvider: inject('configProvider', defaultConfigProvider),
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resizableTextArea: null,
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clearableInput: null,
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formItemContext,
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};
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},
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data() {
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const value = typeof this.value === 'undefined' ? this.defaultValue : this.value;
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return {
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stateValue: typeof value === 'undefined' ? '' : value,
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};
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},
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watch: {
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value(val: string) {
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this.stateValue = val;
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},
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},
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mounted() {
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nextTick(() => {
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if (process.env.NODE_ENV === 'test') {
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if (this.autofocus) {
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this.focus();
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}
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}
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});
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},
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methods: {
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setValue(value: string, callback?: Function) {
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if (!hasProp(this, 'value')) {
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this.stateValue = value;
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} else {
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(this as any).$forceUpdate();
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}
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nextTick(() => {
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callback && callback();
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});
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},
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handleKeyDown(e: KeyboardEvent) {
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if (e.keyCode === 13) {
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this.$emit('pressEnter', e);
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}
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this.$emit('keydown', e);
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},
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triggerChange(e: Event) {
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this.$emit('update:value', (e.target as any).value);
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this.$emit('change', e);
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this.$emit('input', e);
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this.formItemContext.onFieldChange();
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},
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handleChange(e: Event) {
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const { value, composing, isComposing } = e.target as any;
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if (((isComposing || composing) && this.lazy) || this.stateValue === value) return;
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this.setValue((e.target as HTMLTextAreaElement).value, () => {
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this.resizableTextArea?.resizeTextarea();
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});
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resolveOnChange(this.resizableTextArea.textArea, e, this.triggerChange);
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},
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focus() {
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this.resizableTextArea.textArea.focus();
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},
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blur() {
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this.resizableTextArea.textArea.blur();
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},
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saveTextArea(resizableTextArea: any) {
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this.resizableTextArea = resizableTextArea;
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},
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saveClearableInput(clearableInput: HTMLTextAreaElement) {
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this.clearableInput = clearableInput;
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},
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handleReset(e: Event) {
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this.setValue('', () => {
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this.resizableTextArea.renderTextArea();
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this.focus();
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});
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resolveOnChange(this.resizableTextArea.textArea, e, this.triggerChange);
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},
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handleBlur(e: Event) {
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this.$emit('blur', e);
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this.formItemContext.onFieldBlur();
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},
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renderTextArea(prefixCls: string) {
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const props = getOptionProps(this);
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const { style, class: customClass } = this.$attrs;
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const resizeProps = {
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...props,
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...this.$attrs,
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style: !props.showCount && style,
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class: !props.showCount && customClass,
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showCount: null,
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prefixCls,
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onInput: this.handleChange,
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onBlur: this.handleBlur,
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onChange: this.handleChange,
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onKeydown: this.handleKeyDown,
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};
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return (
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<ResizableTextArea
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{...resizeProps}
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id={resizeProps.id ?? this.formItemContext.id.value}
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ref={this.saveTextArea}
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/>
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);
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},
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},
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render() {
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const { stateValue, prefixCls: customizePrefixCls, maxlength, showCount } = this;
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const { style, class: customClass } = this.$attrs;
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const getPrefixCls = this.configProvider.getPrefixCls;
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const prefixCls = getPrefixCls('input', customizePrefixCls);
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let value = fixControlledValue(stateValue) as string;
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// Max length value
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const hasMaxlength = Number(maxlength) > 0;
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value = hasMaxlength ? value.slice(0, maxlength) : value;
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const props: any = {
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...getOptionProps(this),
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...this.$attrs,
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prefixCls,
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inputType: 'text',
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element: this.renderTextArea(prefixCls),
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handleReset: this.handleReset,
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};
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let textareaNode = (
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<ClearableLabeledInput {...props} value={value} ref={this.saveClearableInput} />
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);
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if (showCount) {
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const valueLength = [...value].length;
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const dataCount = `${valueLength}${hasMaxlength ? ` / ${maxlength}` : ''}`;
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textareaNode = (
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<div
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class={classNames(
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`${prefixCls}-textarea`,
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`${prefixCls}-textarea-show-count`,
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customClass,
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)}
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style={style}
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data-count={dataCount}
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>
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{textareaNode}
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</div>
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);
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}
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return textareaNode;
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},
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});
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