89 lines
3.3 KiB
JavaScript
89 lines
3.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
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exports["default"] = bigData;
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var _react = require("react");
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var _react2 = _interopRequireDefault(_react);
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var _propTypes = require("prop-types");
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var _propTypes2 = _interopRequireDefault(_propTypes);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
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function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }
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var propTypes = {
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rowsInView: _propTypes2["default"].number.isRequired
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};
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var defaultProps = {
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data: undefined,
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height: 40, //默认行高
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rowsInView: 25
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};
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function bigData(Table) {
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return function (_Component) {
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_inherits(BigData, _Component);
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function BigData(props) {
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_classCallCheck(this, BigData);
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var _this = _possibleConstructorReturn(this, _Component.call(this, props));
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_this.state = {
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currentIndex: 0,
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scrollLeft: 0,
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scrollTop: 0
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};
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_this.cachedRowHeight = [];
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_this.lastScrollTop = 0;
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return _this;
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}
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/**
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*获取数据区高度
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*
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*
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**/
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BigData.prototype.getContentHeight = function getContentHeight() {
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if (!this.props.data) return 0;
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return this.getSumHeight(0, this.props.data.length);
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};
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BigData.prototype.getSumHeight = function getSumHeight(start, end) {
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var rowHeight = this.props.rowHeight;
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var height = 0;
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for (var i = start; i < end; i++) {
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height += this.cachedRowHeight[i] || rowHeight;
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}
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return height;
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};
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BigData.prototype.getData = function getData() {};
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BigData.prototype.render = function render() {
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return _react2["default"].createElement(Table, _extends({}, this.props, { data: this.getData }));
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};
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return BigData;
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}(_react.Component);
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BigData.defaultProps = defaultProps;
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BigData.propTypes = propTypes;
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}
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module.exports = exports["default"]; |