/**
 * Default Layout Manager Implementation
 */
import type { ILayoutManager } from '../../api/index.js';
import type { LayoutSlot, LayoutArea } from '../../api/index.js';
export declare class DefaultLayoutManager implements ILayoutManager {
    private slots;
    private listeners;
    registerSlot(slot: LayoutSlot): () => void;
    unregisterSlot(slot: LayoutSlot): void;
    getSlots(area: LayoutArea): LayoutSlot[];
    getAreas(): LayoutArea[];
    hasSlots(area: LayoutArea): boolean;
    subscribe(listener: () => void): () => void;
    clear(): void;
    destroy(): void;
    private notifyListeners;
}
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