/**
 * Parse / serialize SpreadsheetML workbook part (`CT_Workbook`).
 *
 * Citations:
 * - `CT_Workbook`, `CT_Sheets`, `CT_Sheet`, `CT_WorkbookPr`, `ST_SheetState`:
 *   `specs/schemas/xsd/OfficeOpenXML-XMLSchema-Transitional/sml.xsd`
 * - `date1904` default false: same schema + ECMA-376-1 workbookPr
 * - `definedNames` order after sheets/functionGroups/externalReferences:
 *   transitional sml.xsd `CT_Workbook` sequence
 *
 * Unknown workbook children are preserved as ordered XML snippets.
 *
 * @private
 */
import { DefinedNameEntry } from './defined-names';
import { WorkbookProtectionModel } from './workbook-protection';
/** Specifies whether a sheet is visible, hidden, or very hidden. */
export declare type SheetVisibility = 'visible' | 'hidden' | 'veryHidden';
/** Distinguishes a normal worksheet from another kind of sheet, such as a chartsheet. */
export declare type SheetKind = 'worksheet' | 'other';
/**
 * One `sheet` entry from `CT_Sheets`.
 */
export interface SheetXmlEntry {
    readonly name: string;
    readonly sheetId: number;
    readonly relId: string;
    readonly state: SheetVisibility;
    /** Raw attribute text for unknown attrs (name=value pairs already escaped). */
    readonly extraAttrsXml: string;
}
/**
 * Parsed workbook.xml model (structure only).
 */
export interface WorkbookXmlModel {
    readonly date1904: boolean;
    /** Raw `workbookPr` element inner attribute remainder excluding date1904 (for preserve). */
    readonly workbookPrExtraAttrsXml: string | undefined;
    /** True when a workbookPr element was present on read. */
    readonly hasWorkbookPr: boolean;
    /**
     * Workbook structure/windows protection (`CT_WorkbookProtection`).
     * Absent when no `workbookProtection` element was present / authored.
     */
    readonly workbookProtection: WorkbookProtectionModel | undefined;
    readonly sheets: ReadonlyArray<SheetXmlEntry>;
    /** Defined name entries (`CT_DefinedNames`); empty when absent. */
    readonly definedNames: ReadonlyArray<DefinedNameEntry>;
    /**
     * Ordered non-modeled top-level child XML (excluding sheets, workbookPr,
     * workbookProtection, definedNames), each a full element string including tags.
     */
    readonly preserveChildrenXml: ReadonlyArray<string>;
    /** Namespace declarations found on the root (excluding xmlns default and r), raw. */
    readonly rootExtraxmlnsXml: string;
    /** Zero-based active worksheet index from `bookViews/workbookView@activeTab`. */
    readonly activeTab: number;
}
/**
 * Parse workbook part bytes into a structure model.
 */
export declare function parseWorkbookXml(bytes: Uint8Array, partName: string): WorkbookXmlModel;
/**
 * Serialize workbook structure to Transitional SpreadsheetML bytes.
 *
 * Child order follows CT_Workbook ranks: preserve peers before `workbookPr`
 * (e.g. `fileVersion`), then modeled `workbookPr` when needed, then remaining
 * pre-`sheets` peers (`bookViews`, MC/revision markers, …). `sheets` and
 * `definedNames` split later bands so mutual order of unknown siblings is kept.
 */
export declare function serializeWorkbookXml(model: WorkbookXmlModel): Uint8Array;
/**
 * Minimal empty worksheet part (Transitional) with empty sheetData.
 */
export declare function emptyWorksheetXml(): string;