Method _addStickyColumnStyles

src/cdk/table/table.ts:1287–1303

Adds the sticky column styles for the rows according to the columns' stick states.

(rows: HTMLElement[], rowDef: BaseRowDef)

  /** Adds the sticky column styles for the rows according to the columns' stick states. */
  private _addStickyColumnStyles(rows: HTMLElement[], rowDef: BaseRowDef) {
    const columnDefs = Array.from(rowDef?.columns || []).map(columnName => {
      const columnDef = this._columnDefsByName.get(columnName);
      if (!columnDef && (typeof ngDevMode === 'undefined' || ngDevMode)) {
        throw getTableUnknownColumnError(columnName);
      }
      return columnDef!;
    });
    const stickyStartStates = columnDefs.map(columnDef => columnDef.sticky);
    const stickyEndStates = columnDefs.map(columnDef => columnDef.stickyEnd);
    this._stickyStyler.updateStickyColumns(
      rows,
      stickyStartStates,
      stickyEndStates,
      !this.fixedLayout || this._forceRecalculateCellWidths,
    );
  }

  /** Gets the list of rows that have been rendered in the row outlet. */
  _getRenderedRows(rowOutlet: RowOutlet): HTMLElement[] {