import { DataSource } from './classes/data-source.class';
import { Summary, SummaryType } from './classes/summary.class';
import { SortInfo } from './classes/sort-info.class';
import { PageInfo } from './classes/page-info.class';
import { Column } from './classes/column.class';
import { ColumnBand } from './classes/column-band.class';
import { ColumnCollection } from './classes/column-collection.class';
import { Filter } from './classes/filter.class';
import { DataQuery } from './classes/data-query.class';
import { CellPosition } from './classes/cell-position.class';
import { Selection } from './classes/selection.class';
import { GridAppearance } from './classes/grid-appearance.class';
import { GridLayout } from './classes/grid-layout.class';
import { GridExporter } from './classes/grid-exporter.class';
import { AxInjectConsumer } from './classes/ax-inject-consumer.class';
import { GridSettings } from './classes/grid-settings.class';
import { GridUIHandler } from './handlers/grid-ui.handler';
import { GridCheckHandler } from './handlers/grid-check.handler';
import { GridDragHandler } from './handlers/grid-drag.handler';
import { GridLazyLoadHandler } from './handlers/grid-lazy-load.handler';
import { LayoutsHandler } from './handlers/layouts.handler';
import { IEvents } from './events.interface';
/**
 * Grid's state. Contains:
 * - grid's settings
 * - provided column's list
 * - column's lists for every part of the grid (only main area in the current version)
 * - sorting info
 * - drag-n-drop state
 * - current page info
 * Receives changes of the state and provides it for all parts.
 */
export declare abstract class GridState extends AxInjectConsumer {
    dataSource: DataSource;
    selection: Selection;
    check: GridCheckHandler;
    dragDrop: GridDragHandler;
    ui: GridUIHandler;
    lazyLoader: GridLazyLoadHandler;
    events: IEvents;
    layoutsHandler: LayoutsHandler;
    /**
     * Список колонок
     */
    columnCollection: ColumnCollection;
    /**
     * Grid's settings.
     * Будет создано. Но можем и поменять. Если меняем - обновляем в хэндлерах.
     */
    private _settings;
    settings: GridSettings;
    readonly st: GridSettings;
    readonly ds: DataSource;
    readonly sta: GridAppearance;
    /**
     * Данные грида
     */
    model: any[];
    columns: Column[];
    readonly layout: GridLayout;
    readonly layoutDrag: GridLayout;
    IE: boolean;
    iOS: boolean;
    android: boolean;
    safari: boolean;
    pageInfo: PageInfo;
    showFixedLeft: boolean;
    showFixedRight: boolean;
    /**
     * Gets column by field name
     * @param  f Field name
     * @return   Column if exists
     */
    columnByFieldName(f: string): Column;
    /**
     * Отображать ли данные в виде дерева
     */
    readonly isTree: boolean;
    /**
     * Уровень вложенности - ноль
     */
    readonly maxLevel: number;
    /**
     * The width of viewport's visible area.
     * This property is used for column's width calculation
     * with setting columnAutoWidth=true.
     */
    private _clientWidth;
    readonly clientWidth: number;
    private _clientHeight;
    readonly clientHeight: number;
    /**
     * The list of grid parts
     */
    readonly layouts: Array<GridLayout>;
    /**
     * The device supporting touch events is used.
     */
    readonly touchMode: boolean;
    /**
     * Index of the first row is displayed according to current scroll position.
     */
    private _displayedStartIndex;
    displayedStartIndex: number;
    /**
     * Data query counter
     */
    protected _dataQueryCounter: number;
    checkClientWidth(v: number): boolean;
    checkClientHeight(v: number): boolean;
    /**
     * Recalculation of rows in accordance with the specified filters,
     * sorting and other.
     */
    protected recalcData(): Promise<void>;
    getQuery(subject?: any): DataQuery;
    /**
     * Request data from an observer.
     * @param  counter Query counter value
     * @param  subject Observer
     */
    protected doQuery(subject?: any, force?: boolean): void;
    /**
     * Initiation of data update with all recalculations.
     * @param  async Recalculation in the asynchronous thread.
     */
    updateData(async?: boolean): void;
    fetchData(query: DataQuery, data?: any[], totalRowCount?: number): void;
    protected queryChanged(): void;
    clearSelection(): void;
    updateLayouts(): void;
    protected resizeLayouts(): void;
    showFilter(e: any, c: Column): void;
    setFilter(f: Filter): void;
    resetFilter(f: Filter): void;
    /**
     * Data sorting
     * @param  sortings List of sortings
     */
    sort(sortings: SortInfo[], update?: boolean): void;
    /**
     * Data filtering
     * @param  filter List of filters
     */
    filter(filters: Filter[], update?: boolean): void;
    /**
     * Sort by given column
     * @param  col Column
     * @param  add Если true, то оставляем предыдущую сортировку (с зажатым shift)
     */
    sortByColumn(col: Column, add: boolean): void;
    /**
     * Сортировать по полю
     * @param  fieldName Наименование поля
     * @param  add       Добавить сортировку к другим сортировкам
     */
    sortByField(fieldName: string, add: boolean): void;
    resizeColumn(col: Column, newWidth: number): void;
    hideColumn(col: Column): void;
    fixDrag(target: Column): void;
    reorderBand(targetBand: ColumnBand, dropInfo: any): void;
    reorderColumn(target: Column, dropInfo: any, commit?: boolean): void;
    needSetPage(i0: number, i1: number): boolean;
    setPage(offset: number, limit: number): void;
    protected focusChanged(cp: CellPosition): void;
    selectRow(r: any, ri: number): CellPosition;
    locateRow(r: any): boolean;
    locateByKey(keyValue: any, keyField?: string): boolean;
    headerContextMenu(e: any, column: Column): void;
    updateSummaries(): void;
    addSummary(column: Column, t: SummaryType): void;
    setSummary(column: Column, t: SummaryType, a?: Summary): void;
    canDrop(draggedRows: any[], dropRow: any, dropPos: string): string;
    moveRows(draggedRows: any[], dropTarget: any, dropPos: string): void;
    protected headerContextMenuEvent(e: any, column: Column): void;
    getSelectedData(selection: Selection): GridExporter;
    selectAll(sel: Selection): Selection;
    dataToExport(): GridExporter;
    emitCustomCellEvent(e: any): void;
    abstract copySelectionToClipboard(withColumns: boolean): void;
    abstract exportToCSV(fileName: string): void;
    protected registerHandlers(): void;
    constructor();
}