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import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";
import _assertThisInitialized from "@babel/runtime/helpers/assertThisInitialized";
import _inherits from "@babel/runtime/helpers/inherits";
import PropTypes from 'prop-types';
import * as React from 'react';
/**
* High-order component that auto-calculates column-widths for `Grid` cells.
*/
var ColumnSizer =
/*#__PURE__*/
function (_React$PureComponent) {
_inherits(ColumnSizer, _React$PureComponent);
function ColumnSizer(props, context) {
var _this;
_classCallCheck(this, ColumnSizer);
_this = _possibleConstructorReturn(this, _getPrototypeOf(ColumnSizer).call(this, props, context));
_this._registerChild = _this._registerChild.bind(_assertThisInitialized(_this));
return _this;
}
_createClass(ColumnSizer, [{
key: "componentDidUpdate",
value: function componentDidUpdate(prevProps) {
var _this$props = this.props,
columnMaxWidth = _this$props.columnMaxWidth,
columnMinWidth = _this$props.columnMinWidth,
columnCount = _this$props.columnCount,
width = _this$props.width;
if (columnMaxWidth !== prevProps.columnMaxWidth || columnMinWidth !== prevProps.columnMinWidth || columnCount !== prevProps.columnCount || width !== prevProps.width) {
if (this._registeredChild) {
this._registeredChild.recomputeGridSize();
}
}
}
}, {
key: "render",
value: function render() {
var _this$props2 = this.props,
children = _this$props2.children,
columnMaxWidth = _this$props2.columnMaxWidth,
columnMinWidth = _this$props2.columnMinWidth,
columnCount = _this$props2.columnCount,
width = _this$props2.width;
var safeColumnMinWidth = columnMinWidth || 1;
var safeColumnMaxWidth = columnMaxWidth ? Math.min(columnMaxWidth, width) : width;
var columnWidth = width / columnCount;
columnWidth = Math.max(safeColumnMinWidth, columnWidth);
columnWidth = Math.min(safeColumnMaxWidth, columnWidth);
columnWidth = Math.floor(columnWidth);
var adjustedWidth = Math.min(width, columnWidth * columnCount);
return children({
adjustedWidth: adjustedWidth,
columnWidth: columnWidth,
getColumnWidth: function getColumnWidth() {
return columnWidth;
},
registerChild: this._registerChild
});
}
}, {
key: "_registerChild",
value: function _registerChild(child) {
if (child && typeof child.recomputeGridSize !== 'function') {
throw Error('Unexpected child type registered; only Grid/MultiGrid children are supported.');
}
this._registeredChild = child;
if (this._registeredChild) {
this._registeredChild.recomputeGridSize();
}
}
}]);
return ColumnSizer;
}(React.PureComponent);
export { ColumnSizer as default };
ColumnSizer.propTypes = process.env.NODE_ENV !== "production" ? {
/**
* Function responsible for rendering a virtualized Grid.
* This function should implement the following signature:
* ({ adjustedWidth, getColumnWidth, registerChild }) => PropTypes.element
*
* The specified :getColumnWidth function should be passed to the Grid's :columnWidth property.
* The :registerChild should be passed to the Grid's :ref property.
* The :adjustedWidth property is optional; it reflects the lesser of the overall width or the width of all columns.
*/
children: PropTypes.func.isRequired,
/** Optional maximum allowed column width */
columnMaxWidth: PropTypes.number,
/** Optional minimum allowed column width */
columnMinWidth: PropTypes.number,
/** Number of columns in Grid or Table child */
columnCount: PropTypes.number.isRequired,
/** Width of Grid or Table child */
width: PropTypes.number.isRequired
} : {};