import * as i0 from "@angular/core";
export interface FuColumnHeaderAddonTemplateContext {
    /** Column index in the rendered table */
    index: number;
}
/**
 * Defines a custom header addon template for a `fu-column` header.
 *
 * Adds content to right side in default header for a `fu-column` header.
 *
 * The template context exposes:
 * - `index` – current column index
 *
 * Usage:
 * ```html
 * <ng-template fuColumnHeaderAddon let-index="index">
 *   {{ index }}
 * </ng-template>
 * ```
 */
export declare class FuColumnHeaderAddonTemplateDirective {
    static ngTemplateContextGuard(_dir: FuColumnHeaderAddonTemplateDirective, ctx: unknown): ctx is FuColumnHeaderAddonTemplateContext;
    static ɵfac: i0.ɵɵFactoryDeclaration<FuColumnHeaderAddonTemplateDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<FuColumnHeaderAddonTemplateDirective, "[fuColumnHeaderAddon]", never, {}, {}, never, never, true, never>;
}