@mui/x-data-grid/modern/components/columnSelection/GridHeaderCheckbox.js

The Community plan edition of the Data Grid components (MUI X).

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
const _excluded = ["field", "colDef"];
import * as React from 'react';
import PropTypes from 'prop-types';
import { unstable_composeClasses as composeClasses } from '@mui/utils';
import { isMultipleRowSelectionEnabled } from '../../hooks/features/rowSelection/utils';
import { useGridSelector } from '../../hooks/utils/useGridSelector';
import { gridTabIndexColumnHeaderSelector } from '../../hooks/features/focus/gridFocusStateSelector';
import { gridRowSelectionStateSelector } from '../../hooks/features/rowSelection/gridRowSelectionSelector';
import { useGridApiContext } from '../../hooks/utils/useGridApiContext';
import { getDataGridUtilityClass } from '../../constants/gridClasses';
import { useGridRootProps } from '../../hooks/utils/useGridRootProps';
import { gridExpandedSortedRowIdsSelector } from '../../hooks/features/filter/gridFilterSelector';
import { gridPaginatedVisibleSortedGridRowIdsSelector } from '../../hooks/features/pagination/gridPaginationSelector';
import { jsx as _jsx } from "react/jsx-runtime";
const useUtilityClasses = ownerState => {
  const {
    classes
  } = ownerState;
  const slots = {
    root: ['checkboxInput']
  };
  return composeClasses(slots, getDataGridUtilityClass, classes);
};
const GridHeaderCheckbox = /*#__PURE__*/React.forwardRef(function GridHeaderCheckbox(props, ref) {
  const other = _objectWithoutPropertiesLoose(props, _excluded);
  const [, forceUpdate] = React.useState(false);
  const apiRef = useGridApiContext();
  const rootProps = useGridRootProps();
  const ownerState = {
    classes: rootProps.classes
  };
  const classes = useUtilityClasses(ownerState);
  const tabIndexState = useGridSelector(apiRef, gridTabIndexColumnHeaderSelector);
  const selection = useGridSelector(apiRef, gridRowSelectionStateSelector);
  const visibleRowIds = useGridSelector(apiRef, gridExpandedSortedRowIdsSelector);
  const paginatedVisibleRowIds = useGridSelector(apiRef, gridPaginatedVisibleSortedGridRowIdsSelector);
  const filteredSelection = React.useMemo(() => {
    if (typeof rootProps.isRowSelectable !== 'function') {
      return selection;
    }
    return selection.filter(id => {
      // The row might have been deleted
      if (!apiRef.current.getRow(id)) {
        return false;
      }
      return rootProps.isRowSelectable(apiRef.current.getRowParams(id));
    });
  }, [apiRef, rootProps.isRowSelectable, selection]);

  // All the rows that could be selected / unselected by toggling this checkbox
  const selectionCandidates = React.useMemo(() => {
    const rowIds = !rootProps.pagination || !rootProps.checkboxSelectionVisibleOnly ? visibleRowIds : paginatedVisibleRowIds;

    // Convert to an object to make O(1) checking if a row exists or not
    // TODO create selector that returns visibleRowIds/paginatedVisibleRowIds as an object
    return rowIds.reduce((acc, id) => {
      acc[id] = true;
      return acc;
    }, {});
  }, [rootProps.pagination, rootProps.checkboxSelectionVisibleOnly, paginatedVisibleRowIds, visibleRowIds]);

  // Amount of rows selected and that are visible in the current page
  const currentSelectionSize = React.useMemo(() => filteredSelection.filter(id => selectionCandidates[id]).length, [filteredSelection, selectionCandidates]);
  const isIndeterminate = currentSelectionSize > 0 && currentSelectionSize < Object.keys(selectionCandidates).length;
  const isChecked = currentSelectionSize > 0;
  const handleChange = event => {
    const params = {
      value: event.target.checked
    };
    apiRef.current.publishEvent('headerSelectionCheckboxChange', params);
  };
  const tabIndex = tabIndexState !== null && tabIndexState.field === props.field ? 0 : -1;
  React.useLayoutEffect(() => {
    const element = apiRef.current.getColumnHeaderElement(props.field);
    if (tabIndex === 0 && element) {
      element.tabIndex = -1;
    }
  }, [tabIndex, apiRef, props.field]);
  const handleKeyDown = React.useCallback(event => {
    if (event.key === ' ') {
      // imperative toggle the checkbox because Space is disable by some preventDefault
      apiRef.current.publishEvent('headerSelectionCheckboxChange', {
        value: !isChecked
      });
    }
  }, [apiRef, isChecked]);
  const handleSelectionChange = React.useCallback(() => {
    forceUpdate(p => !p);
  }, []);
  React.useEffect(() => {
    return apiRef.current.subscribeEvent('rowSelectionChange', handleSelectionChange);
  }, [apiRef, handleSelectionChange]);
  const label = apiRef.current.getLocaleText(isChecked ? 'checkboxSelectionUnselectAllRows' : 'checkboxSelectionSelectAllRows');
  return /*#__PURE__*/_jsx(rootProps.slots.baseCheckbox, _extends({
    ref: ref,
    indeterminate: isIndeterminate,
    checked: isChecked,
    onChange: handleChange,
    className: classes.root,
    inputProps: {
      'aria-label': label
    },
    tabIndex: tabIndex,
    onKeyDown: handleKeyDown,
    disabled: !isMultipleRowSelectionEnabled(rootProps)
  }, rootProps.slotProps?.baseCheckbox, other));
});
process.env.NODE_ENV !== "production" ? GridHeaderCheckbox.propTypes = {
  // ----------------------------- Warning --------------------------------
  // | These PropTypes are generated from the TypeScript type definitions |
  // | To update them edit the TypeScript types and run "yarn proptypes"  |
  // ----------------------------------------------------------------------
  /**
   * The column of the current header component.
   */
  colDef: PropTypes.object.isRequired,
  /**
   * The column field of the column that triggered the event
   */
  field: PropTypes.string.isRequired
} : void 0;
export { GridHeaderCheckbox };