import * as _angular_core from '@angular/core';
import { TemplateRef } from '@angular/core';
import { ActivatedRouteSnapshot } from '@angular/router';
import { MaybeAsync } from '@sdcorejs/utils/models';
import { SdIconSet } from '@sdcorejs/angular/modules/icon';

type SdBreadcrumbLabel = MaybeAsync<string | null | undefined> | ((route?: ActivatedRouteSnapshot) => MaybeAsync<string | null | undefined>);
interface SdBreadcrumbItem {
    readonly label: SdBreadcrumbLabel;
    readonly url?: string | unknown[];
    readonly icon?: string;
    readonly fontSet?: SdIconSet;
    readonly disabled?: boolean;
    readonly clickable?: boolean;
}
interface SdBreadcrumbRouteConfig extends Omit<SdBreadcrumbItem, 'url'> {
    readonly url?: string | unknown[];
}
interface SdBreadcrumbResolvedItem extends Omit<SdBreadcrumbItem, 'label'> {
    readonly label: string;
    readonly source: SdBreadcrumbItem;
}
interface SdBreadcrumbItemTemplateContext {
    readonly $implicit: SdBreadcrumbResolvedItem;
    readonly item: SdBreadcrumbResolvedItem;
}
interface SdBreadcrumbItemEntry {
    readonly kind: 'item';
    readonly item: SdBreadcrumbResolvedItem;
}
interface SdBreadcrumbEllipsisEntry {
    readonly kind: 'ellipsis';
}
type SdBreadcrumbEntry = SdBreadcrumbItemEntry | SdBreadcrumbEllipsisEntry;
declare class SdBreadcrumb {
    #private;
    readonly items: _angular_core.InputSignal<readonly SdBreadcrumbItem[] | null | undefined>;
    readonly maxItems: _angular_core.InputSignalWithTransform<number, string | number | null | undefined>;
    readonly ariaLabel: _angular_core.InputSignal<string>;
    readonly separator: _angular_core.InputSignal<string>;
    readonly sdItemActivate: _angular_core.OutputEmitterRef<SdBreadcrumbItem>;
    protected readonly itemTemplate: _angular_core.Signal<TemplateRef<SdBreadcrumbItemTemplateContext> | undefined>;
    protected readonly visibleEntries: _angular_core.Signal<readonly SdBreadcrumbEntry[]>;
    constructor();
    protected activate(item: SdBreadcrumbResolvedItem, event: Event): void;
    protected href(item: SdBreadcrumbResolvedItem): string | null;
    protected templateContext(item: SdBreadcrumbResolvedItem): SdBreadcrumbItemTemplateContext;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<SdBreadcrumb, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<SdBreadcrumb, "sd-breadcrumb", never, { "items": { "alias": "items"; "required": false; "isSignal": true; }; "maxItems": { "alias": "maxItems"; "required": false; "isSignal": true; }; "ariaLabel": { "alias": "ariaLabel"; "required": false; "isSignal": true; }; "separator": { "alias": "separator"; "required": false; "isSignal": true; }; }, { "sdItemActivate": "sdItemActivate"; }, ["itemTemplate"], never, true, never>;
}

export { SdBreadcrumb };
export type { SdBreadcrumbItem, SdBreadcrumbItemTemplateContext, SdBreadcrumbLabel, SdBreadcrumbResolvedItem, SdBreadcrumbRouteConfig };