mirror of
https://github.com/alibaba/lowcode-engine.git
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311 lines
10 KiB
JavaScript
311 lines
10 KiB
JavaScript
import _extends from 'babel-runtime/helpers/extends';
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import _typeof from 'babel-runtime/helpers/typeof';
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import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
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import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
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import _inherits from 'babel-runtime/helpers/inherits';
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var _class, _temp, _initialiseProps;
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import React from 'react';
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import ReactDOM from 'react-dom';
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import PropTypes from 'prop-types';
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import classNames from 'classnames';
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import { obj, env } from '../util';
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import Base from './base';
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function onNextFrame(cb) {
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if (window.requestAnimationFrame) {
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return window.requestAnimationFrame(cb);
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}
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return window.setTimeout(cb, 1);
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}
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function clearNextFrameAction(nextFrameId) {
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if (window.cancelAnimationFrame) {
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window.cancelAnimationFrame(nextFrameId);
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} else {
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window.clearTimeout(nextFrameId);
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}
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}
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// safari in mac
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var isMacSafari = typeof navigator !== 'undefined' && navigator && navigator.userAgent ? navigator.userAgent.match(/^((?!chrome|android|windows).)*safari/i) : false;
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var hiddenStyle = {
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visibility: 'hidden',
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position: 'absolute',
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zIndex: '-1000',
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top: '-1000px',
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overflowY: 'hidden',
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left: 0,
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right: 0
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};
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/**
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* Input.TextArea
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* @order 2
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*/
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var TextArea = (_temp = _class = function (_Base) {
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_inherits(TextArea, _Base);
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function TextArea(props) {
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_classCallCheck(this, TextArea);
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var _this = _possibleConstructorReturn(this, _Base.call(this, props));
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_initialiseProps.call(_this);
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var value = void 0;
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if ('value' in props) {
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value = props.value;
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} else {
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value = props.defaultValue;
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}
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_this.state = {
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value: typeof value === 'undefined' ? '' : value
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};
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return _this;
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}
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TextArea.prototype.componentDidMount = function componentDidMount() {
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var autoHeight = this.props.autoHeight;
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if (autoHeight) {
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if ((typeof autoHeight === 'undefined' ? 'undefined' : _typeof(autoHeight)) === 'object') {
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/* eslint-disable react/no-did-mount-set-state */
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this.setState(this._getMinMaxHeight(autoHeight, this.state.value));
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} else {
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this.setState({
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height: this._getHeight(this.state.value),
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overflowY: 'hidden'
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});
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}
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}
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};
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TextArea.prototype.componentDidUpdate = function componentDidUpdate(prevProps) {
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if (this.props.autoHeight && this.props.value !== prevProps.value) {
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this._resizeTextArea(this.props.value);
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}
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};
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TextArea.prototype._getMinMaxHeight = function _getMinMaxHeight(_ref, value) {
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var minRows = _ref.minRows,
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maxRows = _ref.maxRows;
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var node = ReactDOM.findDOMNode(this.helpRef);
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node.setAttribute('rows', minRows);
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var minHeight = node.clientHeight;
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node.setAttribute('rows', maxRows);
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var maxHeight = node.clientHeight;
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node.setAttribute('rows', '1');
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var height = this._getHeight(value);
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return {
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minHeight: minHeight,
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maxHeight: maxHeight,
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height: height,
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overflowY: height <= maxHeight ? 'hidden' : undefined
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};
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};
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TextArea.prototype._getHeight = function _getHeight(value) {
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var node = ReactDOM.findDOMNode(this.helpRef);
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node.value = value;
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return node.scrollHeight;
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};
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TextArea.prototype.ieHack = function ieHack(value) {
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// Fix: textarea dit not support maxLength in ie9
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/* istanbul ignore if */
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if (env.ieVersion === 9 && this.props.maxLength) {
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var maxLength = parseInt(this.props.maxLength);
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var len = this.getValueLength(value, true);
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if (len > maxLength && this.props.cutString) {
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value = value.replace(/\n/g, '\n\n');
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value = value.substr(0, maxLength);
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value = value.replace(/\n\n/g, '\n');
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}
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}
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this.props.autoHeight && this._resizeTextArea(value);
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return value;
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};
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/**
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* value.length !== maxLength in ie/safari(mac) while value has `Enter`
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* about maxLength compute: `Enter` was considered to be one char(\n) in chrome , but two chars(\r\n) in ie/safari(mac).
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* so while value has `Enter`, we should let display length + 1
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*/
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TextArea.prototype.getValueLength = function getValueLength(value) {
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var _props = this.props,
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maxLength = _props.maxLength,
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cutString = _props.cutString;
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var nv = '' + value;
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var strLen = this.props.getValueLength(nv);
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if (typeof strLen !== 'number') {
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strLen = nv.length;
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}
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/* istanbul ignore if */
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if (env.ieVersion || isMacSafari) {
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strLen = strLen + nv.split('\n').length - 1;
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if (strLen > maxLength && cutString) {
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strLen = maxLength;
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}
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}
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return strLen;
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};
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TextArea.prototype.saveTextAreaRef = function saveTextAreaRef(textArea) {
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this.inputRef = textArea;
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};
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TextArea.prototype.saveHelpRef = function saveHelpRef(ref) {
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this.helpRef = ref;
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};
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TextArea.prototype.render = function render() {
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var _classNames, _classNames2;
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var _props2 = this.props,
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rows = _props2.rows,
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style = _props2.style,
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className = _props2.className,
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autoHeight = _props2.autoHeight,
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isPreview = _props2.isPreview,
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renderPreview = _props2.renderPreview,
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prefix = _props2.prefix,
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rtl = _props2.rtl,
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hasBorder = _props2.hasBorder;
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var cls = classNames(this.getClass(), (_classNames = {}, _classNames[prefix + 'input-textarea'] = true, _classNames[prefix + 'noborder'] = !hasBorder, _classNames[className] = !!className, _classNames));
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var props = this.getProps();
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// custom data attributes are assigned to the top parent node
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// data-类自定义数据属性分配到顶层node节点
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var dataProps = obj.pickAttrsWith(this.props, 'data-');
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// Custom props are transparently transmitted to the core input node by default
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// 自定义属性默认透传到核心node节点：input
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var others = obj.pickOthers(_extends({}, dataProps, TextArea.propTypes), this.props);
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var textareStyle = _extends({}, props.style, {
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height: this.state.height,
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minHeight: this.state.minHeight,
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maxHeight: this.state.maxHeight,
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overflowY: this.state.overflowY
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});
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var previewCls = classNames((_classNames2 = {}, _classNames2[prefix + 'input-textarea'] = true, _classNames2[prefix + 'form-preview'] = true, _classNames2[className] = !!className, _classNames2));
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var wrapStyle = autoHeight ? _extends({}, style, { position: 'relative' }) : style;
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if (isPreview) {
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var value = props.value;
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if ('renderPreview' in this.props) {
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return React.createElement(
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'div',
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_extends({}, others, { className: previewCls }),
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renderPreview(value, this.props)
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);
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}
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return React.createElement(
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'div',
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_extends({}, others, { className: previewCls }),
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value.split('\n').map(function (data, i) {
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return React.createElement(
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'p',
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{ key: 'p-' + i },
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data
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);
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})
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);
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}
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return React.createElement(
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'span',
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_extends({
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className: cls,
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style: wrapStyle,
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dir: rtl ? 'rtl' : undefined
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}, dataProps),
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React.createElement('textarea', _extends({}, others, props, {
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'data-real': true,
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rows: rows,
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style: textareStyle,
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ref: this.saveRef.bind(this),
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onKeyDown: this.onKeyDown.bind(this)
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})),
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autoHeight ? React.createElement('textarea', {
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'data-fake': true,
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ref: this.saveHelpRef.bind(this),
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style: _extends({}, props.style, hiddenStyle),
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rows: '1'
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}) : null,
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this.renderControl()
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);
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};
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return TextArea;
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}(Base), _class.propTypes = _extends({}, Base.propTypes, {
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/**
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* 是否有边框
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*/
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hasBorder: PropTypes.bool,
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/**
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* 状态
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* @enumdesc 错误
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*/
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state: PropTypes.oneOf(['error', 'warning']),
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/**
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* 自动高度 true / {minRows: 2, maxRows: 4}
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*/
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autoHeight: PropTypes.oneOfType([PropTypes.bool, PropTypes.object]),
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/**
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* 多行文本框高度 <br />(不要直接用height设置多行文本框的高度, ie9 10会有兼容性问题)
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*/
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rows: PropTypes.number,
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/**
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* 是否为预览态
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*/
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isPreview: PropTypes.bool,
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/**
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* 预览态模式下渲染的内容
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* @param {number} value 评分值
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*/
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renderPreview: PropTypes.func
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}), _class.defaultProps = _extends({}, Base.defaultProps, {
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hasBorder: true,
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isPreview: false,
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rows: 4,
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autoHeight: false
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}), _initialiseProps = function _initialiseProps() {
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var _this2 = this;
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this._resizeTextArea = function (value) {
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if (_this2.nextFrameActionId) {
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clearNextFrameAction(_this2.nextFrameActionId);
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}
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_this2.nextFrameActionId = onNextFrame(function () {
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var height = _this2._getHeight(value);
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var maxHeight = _this2.state.maxHeight ? _this2.state.maxHeight : Infinity;
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_this2.setState({
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height: _this2._getHeight(value),
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overflowY: height <= maxHeight ? 'hidden' : undefined
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});
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});
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};
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}, _temp);
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export { TextArea as default }; |