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frontend/node_modules/rc-table/es/VirtualTable/VirtualCell.js

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+import _extends from "@babel/runtime/helpers/esm/extends";
+import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
+import { useContext } from '@rc-component/context';
+import classNames from 'classnames';
+import * as React from 'react';
+import { getCellProps } from "../Body/BodyRow";
+import Cell from "../Cell";
+import { GridContext } from "./context";
+/**
+ * Return the width of the column by `colSpan`.
+ * When `colSpan` is `0` will be trade as `1`.
+ */
+export function getColumnWidth(colIndex, colSpan, columnsOffset) {
+  var mergedColSpan = colSpan || 1;
+  return columnsOffset[colIndex + mergedColSpan] - (columnsOffset[colIndex] || 0);
+}
+function VirtualCell(props) {
+  var rowInfo = props.rowInfo,
+    column = props.column,
+    colIndex = props.colIndex,
+    indent = props.indent,
+    index = props.index,
+    component = props.component,
+    renderIndex = props.renderIndex,
+    record = props.record,
+    style = props.style,
+    className = props.className,
+    inverse = props.inverse,
+    getHeight = props.getHeight;
+  var render = column.render,
+    dataIndex = column.dataIndex,
+    columnClassName = column.className,
+    colWidth = column.width;
+  var _useContext = useContext(GridContext, ['columnsOffset']),
+    columnsOffset = _useContext.columnsOffset;
+
+  // TODO: support `expandableRowOffset`
+  var _getCellProps = getCellProps(rowInfo, column, colIndex, indent, index),
+    key = _getCellProps.key,
+    fixedInfo = _getCellProps.fixedInfo,
+    appendCellNode = _getCellProps.appendCellNode,
+    additionalCellProps = _getCellProps.additionalCellProps;
+  var cellStyle = additionalCellProps.style,
+    _additionalCellProps$ = additionalCellProps.colSpan,
+    colSpan = _additionalCellProps$ === void 0 ? 1 : _additionalCellProps$,
+    _additionalCellProps$2 = additionalCellProps.rowSpan,
+    rowSpan = _additionalCellProps$2 === void 0 ? 1 : _additionalCellProps$2;
+
+  // ========================= ColWidth =========================
+  // column width
+  var startColIndex = colIndex - 1;
+  var concatColWidth = getColumnWidth(startColIndex, colSpan, columnsOffset);
+
+  // margin offset
+  var marginOffset = colSpan > 1 ? colWidth - concatColWidth : 0;
+
+  // ========================== Style ===========================
+  var mergedStyle = _objectSpread(_objectSpread(_objectSpread({}, cellStyle), style), {}, {
+    flex: "0 0 ".concat(concatColWidth, "px"),
+    width: "".concat(concatColWidth, "px"),
+    marginRight: marginOffset,
+    pointerEvents: 'auto'
+  });
+
+  // When `colSpan` or `rowSpan` is `0`, should skip render.
+  var needHide = React.useMemo(function () {
+    if (inverse) {
+      return rowSpan <= 1;
+    } else {
+      return colSpan === 0 || rowSpan === 0 || rowSpan > 1;
+    }
+  }, [rowSpan, colSpan, inverse]);
+
+  // 0 rowSpan or colSpan should not render
+  if (needHide) {
+    mergedStyle.visibility = 'hidden';
+  } else if (inverse) {
+    mergedStyle.height = getHeight === null || getHeight === void 0 ? void 0 : getHeight(rowSpan);
+  }
+  var mergedRender = needHide ? function () {
+    return null;
+  } : render;
+
+  // ========================== Render ==========================
+  var cellSpan = {};
+
+  // Virtual should reset `colSpan` & `rowSpan`
+  if (rowSpan === 0 || colSpan === 0) {
+    cellSpan.rowSpan = 1;
+    cellSpan.colSpan = 1;
+  }
+  return /*#__PURE__*/React.createElement(Cell, _extends({
+    className: classNames(columnClassName, className),
+    ellipsis: column.ellipsis,
+    align: column.align,
+    scope: column.rowScope,
+    component: component,
+    prefixCls: rowInfo.prefixCls,
+    key: key,
+    record: record,
+    index: index,
+    renderIndex: renderIndex,
+    dataIndex: dataIndex,
+    render: mergedRender,
+    shouldCellUpdate: column.shouldCellUpdate
+  }, fixedInfo, {
+    appendNode: appendCellNode,
+    additionalProps: _objectSpread(_objectSpread({}, additionalCellProps), {}, {
+      style: mergedStyle
+    }, cellSpan)
+  }));
+}
+export default VirtualCell;