Method getMainColumns

src/ColumnManager.js:72–91

()

  }

  getMainColumns() {
    return this._cache('mainColumns', () => {
      const columns = this.getVisibleColumns();
      if (!this.hasFrozenColumns()) return columns;

      const mainColumns = [];
      this.getLeftFrozenColumns().forEach(column => {
        //columns placeholder for the fixed table above them
        mainColumns.push({ ...column, [ColumnManager.PlaceholderKey]: true });
      });
      this.getVisibleColumns().forEach(column => {
        if (!column.frozen) mainColumns.push(column);
      });
      this.getRightFrozenColumns().forEach(column => {
        mainColumns.push({ ...column, [ColumnManager.PlaceholderKey]: true });
      });

      return mainColumns;
    });
  }

  getLeftFrozenColumns() {
    return this._cache('leftFrozenColumns', () => {