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296 lines
11 KiB
296 lines
11 KiB
import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
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import _createClass from 'babel-runtime/helpers/createClass';
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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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import React from 'react';
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function noop() {}
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function defaultParser(input) {
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return input.replace(/[^\w\.-]+/g, '');
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}
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/**
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* When click and hold on a button - the speed of auto changin the value.
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*/
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var SPEED = 200;
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/**
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* When click and hold on a button - the delay before auto changin the value.
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*/
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var DELAY = 600;
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/**
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* Max Safe Integer -- on IE this is not available, so manually set the number in that case.
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* The reason this is used, instead of Infinity is because numbers above the MSI are unstable
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*/
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var MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER || Math.pow(2, 53) - 1;
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var BaseComponent = function (_React$Component) {
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_inherits(BaseComponent, _React$Component);
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function BaseComponent(props) {
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_classCallCheck(this, BaseComponent);
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var _this = _possibleConstructorReturn(this, (BaseComponent.__proto__ || Object.getPrototypeOf(BaseComponent)).call(this, props));
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_this.onChange = function (e) {
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var _this$props = _this.props,
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parser = _this$props.parser,
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onChange = _this$props.onChange;
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var input = parser && parser(_this.getValueFromEvent(e).trim());
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_this.setState({ inputValue: input });
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onChange && onChange(_this.toNumberWhenUserInput(input)); // valid number or invalid string
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};
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_this.onFocus = function () {
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_this.setState({
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focused: true
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});
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var onFocus = _this.props.onFocus;
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onFocus && onFocus.apply(undefined, arguments);
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};
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_this.onBlur = function (e) {
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for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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args[_key - 1] = arguments[_key];
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}
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_this.setState({
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focused: false
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});
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var value = _this.getCurrentValidValue(_this.state.inputValue);
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e.persist(); // fix https://github.com/react-component/input-number/issues/51
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_this.setValue(value, function () {
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var onBlur = _this.props.onBlur;
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onBlur && onBlur.apply(undefined, [e].concat(args));
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});
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};
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_this.getCurrentValidValue = function (value) {
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var val = value;
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if (val === '') {
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val = '';
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} else if (!_this.isNotCompleteNumber(val)) {
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val = _this.getValidValue(val);
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} else {
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val = _this.state.value;
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}
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return _this.toNumber(val);
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};
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_this.getValidValue = function (value) {
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var val = parseFloat(value);
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// https://github.com/ant-design/ant-design/issues/7358
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if (isNaN(val)) {
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return value;
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}
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if (val < _this.props.min) {
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val = _this.props.min;
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}
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if (val > _this.props.max) {
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val = _this.props.max;
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}
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return val;
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};
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_this.setValue = function (v, callback) {
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// trigger onChange
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var newValue = _this.isNotCompleteNumber(parseFloat(v)) ? undefined : parseFloat(v);
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var changed = newValue !== _this.state.value || '' + newValue !== '' + _this.state.inputValue; // https://github.com/ant-design/ant-design/issues/7363
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if (!('value' in _this.props)) {
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_this.setState({
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value: newValue,
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inputValue: _this.toPrecisionAsStep(v)
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}, callback);
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} else {
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// always set input value same as value
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_this.setState({
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inputValue: _this.toPrecisionAsStep(_this.state.value)
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}, callback);
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}
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if (changed) {
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var onChange = _this.props.onChange;
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onChange && onChange(newValue);
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}
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};
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_this.getPrecision = function (value) {
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if ('precision' in _this.props) {
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return _this.props.precision;
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}
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var valueString = value.toString();
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if (valueString.indexOf('e-') >= 0) {
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return parseInt(valueString.slice(valueString.indexOf('e-') + 2), 10);
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}
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var precision = 0;
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if (valueString.indexOf('.') >= 0) {
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precision = valueString.length - valueString.indexOf('.') - 1;
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}
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return precision;
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};
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// step={1.0} value={1.51}
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// press +
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// then value should be 2.51, rather than 2.5
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// if this.props.precision is undefined
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// https://github.com/react-component/input-number/issues/39
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_this.getMaxPrecision = function (currentValue) {
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var ratio = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
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if ('precision' in _this.props) {
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return _this.props.precision;
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}
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var step = _this.props.step;
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var ratioPrecision = _this.getPrecision(ratio);
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var stepPrecision = _this.getPrecision(step);
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var currentValuePrecision = _this.getPrecision(currentValue);
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if (!currentValue) {
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return ratioPrecision + stepPrecision;
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}
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return Math.max(currentValuePrecision, ratioPrecision + stepPrecision);
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};
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_this.getPrecisionFactor = function (currentValue) {
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var ratio = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
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var precision = _this.getMaxPrecision(currentValue, ratio);
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return Math.pow(10, precision);
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};
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_this.toPrecisionAsStep = function (num) {
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if (_this.isNotCompleteNumber(num) || num === '') {
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return num;
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}
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var precision = Math.abs(_this.getMaxPrecision(num));
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if (!isNaN(precision)) {
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return Number(num).toFixed(precision);
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}
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return num.toString();
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};
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// '1.' '1x' 'xx' '' => are not complete numbers
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_this.isNotCompleteNumber = function (num) {
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return isNaN(num) || num === '' || num === null || num && num.toString().indexOf('.') === num.toString().length - 1;
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};
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_this.toNumber = function (num) {
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if (_this.isNotCompleteNumber(num)) {
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return num;
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}
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if ('precision' in _this.props) {
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return Number(Number(num).toFixed(_this.props.precision));
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}
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return Number(num);
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};
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// '1.0' '1.00' => may be a inputing number
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_this.toNumberWhenUserInput = function (num) {
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// num.length > 16 => prevent input large number will became Infinity
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if ((/\.\d*0$/.test(num) || num.length > 16) && _this.state.focused) {
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return num;
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}
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return _this.toNumber(num);
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};
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_this.stepCompute = function (type, val, rat) {
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var _this$props2 = _this.props,
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step = _this$props2.step,
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min = _this$props2.min;
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var precisionFactor = _this.getPrecisionFactor(val, rat);
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var precision = Math.abs(_this.getMaxPrecision(val, rat));
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var result = void 0;
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var direct = type === 'up' ? 1 : -1;
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if (typeof val === 'number') {
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result = ((precisionFactor * val + direct * precisionFactor * +step * rat) / precisionFactor).toFixed(precision);
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} else {
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result = min === -Infinity ? direct * +step : min;
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}
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return _this.toNumber(result);
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};
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_this.step = function (type, e) {
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var ratio = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
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if (e) {
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e.preventDefault();
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}
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var props = _this.props;
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if (props.disabled) {
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return false;
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}
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var value = _this.getCurrentValidValue(_this.state.inputValue) || 0;
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if (_this.isNotCompleteNumber(value)) {
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return false;
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}
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var val = _this.stepCompute(type, value, ratio);
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var outOfRange = val > props.max || val < props.min;
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if (val > props.max) {
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val = props.max;
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} else if (val < props.min) {
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val = props.min;
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}
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_this.setValue(val);
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_this.setState({
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focused: true
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});
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return !outOfRange;
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};
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_this.stop = function () {
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if (_this.autoStepTimer) {
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clearTimeout(_this.autoStepTimer);
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}
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};
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_this.action = function (type, e, ratio, recursive) {
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if (e.persist) {
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e.persist();
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}
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_this.stop();
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if (_this.step(type, e, ratio)) {
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_this.autoStepTimer = setTimeout(function () {
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_this.action(type, e, ratio, true);
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}, recursive ? SPEED : DELAY);
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}
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};
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_this.down = function (e, ratio, recursive) {
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_this.action('down', e, ratio, recursive);
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};
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_this.up = function (e, ratio, recursive) {
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_this.action('up', e, ratio, recursive);
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};
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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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value = _this.toNumber(value);
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_this.state = {
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inputValue: _this.toPrecisionAsStep(value),
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value: value,
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focused: props.autoFocus
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};
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return _this;
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}
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_createClass(BaseComponent, [{
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key: 'componentWillReceiveProps',
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value: function componentWillReceiveProps(nextProps) {
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if ('value' in nextProps) {
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var value = this.state.focused ? nextProps.value : this.getValidValue(nextProps.value);
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this.setState({
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value: value,
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inputValue: value
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});
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}
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}
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}, {
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key: 'componentWillUnmount',
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value: function componentWillUnmount() {
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this.stop();
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}
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}]);
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return BaseComponent;
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}(React.Component);
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export default BaseComponent;
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BaseComponent.defaultProps = {
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max: MAX_SAFE_INTEGER,
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min: -MAX_SAFE_INTEGER,
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step: 1,
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style: {},
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onChange: noop,
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onFocus: noop,
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onBlur: noop,
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parser: defaultParser
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};
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; |