import type { BlockInstance } from '../../types/blocks';
export interface ClipboardBlock {
    blockSlug: string;
    props: Record<string, unknown>;
}
export interface ClipboardData {
    blocks: ClipboardBlock[];
    sourceEntitySlug?: string;
    copiedAt: number;
}
export declare function copyBlocksToClipboard(blocks: BlockInstance[], sourceEntitySlug?: string): void;
export declare function copyBlockToClipboard(block: BlockInstance): void;
export declare function getBlocksFromClipboard(): ClipboardData | null;
export declare function getBlockFromClipboard(): ClipboardBlock | null;
export declare function getClipboardBlockCount(): number;
export declare function hasClipboardBlocks(): boolean;
export declare function clearBlockClipboard(): void;
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