bee-table/build/lib/bigData.js

89 lines
3.3 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
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; };
exports["default"] = bigData;
var _react = require("react");
var _react2 = _interopRequireDefault(_react);
var _propTypes = require("prop-types");
var _propTypes2 = _interopRequireDefault(_propTypes);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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; }
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); }
var propTypes = {
rowsInView: _propTypes2["default"].number.isRequired
};
var defaultProps = {
data: undefined,
height: 40, //默认行高
rowsInView: 25
};
function bigData(Table) {
return function (_Component) {
_inherits(BigData, _Component);
function BigData(props) {
_classCallCheck(this, BigData);
var _this = _possibleConstructorReturn(this, _Component.call(this, props));
_this.state = {
currentIndex: 0,
scrollLeft: 0,
scrollTop: 0
};
_this.cachedRowHeight = [];
_this.lastScrollTop = 0;
return _this;
}
/**
*获取数据区高度
*
*
**/
BigData.prototype.getContentHeight = function getContentHeight() {
if (!this.props.data) return 0;
return this.getSumHeight(0, this.props.data.length);
};
BigData.prototype.getSumHeight = function getSumHeight(start, end) {
var rowHeight = this.props.rowHeight;
var height = 0;
for (var i = start; i < end; i++) {
height += this.cachedRowHeight[i] || rowHeight;
}
return height;
};
BigData.prototype.getData = function getData() {};
BigData.prototype.render = function render() {
return _react2["default"].createElement(Table, _extends({}, this.props, { data: this.getData }));
};
return BigData;
}(_react.Component);
BigData.defaultProps = defaultProps;
BigData.propTypes = propTypes;
}
module.exports = exports["default"];