import { IPSDEGantt } from './ipsdegantt';
import { PSDETreeGridExImpl } from './psdetree-grid-ex-impl';
export declare class PSDEGanttImpl extends PSDETreeGridExImpl implements IPSDEGantt {
    get beginDataItemName(): string;
    get endDataItemName(): string;
    get finishDataItemName(): string;
    get prevDataItemName(): string;
    get sNDataItemName(): string;
    get totalDataItemName(): string;
    get cls(): string;
    instanceof(cls: string): boolean;
}
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