@mui/x-data-grid/esm/hooks/features/virtualization/gridVirtualizationSelectors.js

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

import { createRootSelector, createSelector, createSelectorMemoized } from "../../../utils/createSelector.js";
/**
 * Get the columns state
 * @category Virtualization
 */
export const gridVirtualizationSelector = createRootSelector(state => state.virtualization);

/**
 * Get the enabled state for virtualization
 * @category Virtualization
 * @deprecated Use `gridVirtualizationColumnEnabledSelector` and `gridVirtualizationRowEnabledSelector`
 */
export const gridVirtualizationEnabledSelector = createSelector(gridVirtualizationSelector, state => state.enabled);

/**
 * Get the enabled state for column virtualization
 * @category Virtualization
 */
export const gridVirtualizationColumnEnabledSelector = createSelector(gridVirtualizationSelector, state => state.enabledForColumns);

/**
 * Get the enabled state for row virtualization
 * @category Virtualization
 */
export const gridVirtualizationRowEnabledSelector = createSelector(gridVirtualizationSelector, state => state.enabledForRows);

/**
 * Get the render context
 * @category Virtualization
 * @ignore - do not document.
 */
export const gridRenderContextSelector = createSelector(gridVirtualizationSelector, state => state.renderContext);
const firstColumnIndexSelector = createRootSelector(state => state.virtualization.renderContext.firstColumnIndex);
const lastColumnIndexSelector = createRootSelector(state => state.virtualization.renderContext.lastColumnIndex);

/**
 * Get the render context, with only columns filled in.
 * This is cached, so it can be used to only re-render when the column interval changes.
 * @category Virtualization
 * @ignore - do not document.
 */
export const gridRenderContextColumnsSelector = createSelectorMemoized(firstColumnIndexSelector, lastColumnIndexSelector, (firstColumnIndex, lastColumnIndex) => ({
  firstColumnIndex,
  lastColumnIndex
}));