41 lines
1.2 KiB
Solidity
41 lines
1.2 KiB
Solidity
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// SPDX-License-Identifier: CC0-1.0
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pragma solidity ^0.8.0;
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import "./IERC6150.sol";
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/**
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* @title ERC-6150 Hierarchical NFTs Token Standard, optional extension for parent transferable
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* @dev See https://eips.ethereum.org/EIPS/eip-6150
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* Note: the ERC-165 identifier for this interface is 0xfa574808.
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*/
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interface IERC6150ParentTransferable is IERC6150 {
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/**
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* @notice Emitted when the parent of `tokenId` token changed.
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* @param tokenId The token changed
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* @param oldParentId Previous parent token
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* @param newParentId New parent token
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*/
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event ParentTransferred(
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uint256 tokenId,
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uint256 oldParentId,
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uint256 newParentId
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);
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/**
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* @notice Transfer parentship of `tokenId` token to a new parent token
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* @param newParentId New parent token id
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* @param tokenId The token to be changed
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*/
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function transferParent(uint256 newParentId, uint256 tokenId) external;
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/**
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* @notice Batch transfer parentship of `tokenIds` to a new parent token
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* @param newParentId New parent token id
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* @param tokenIds Array of token ids to be changed
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*/
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function batchTransferParent(
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uint256 newParentId,
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uint256[] memory tokenIds
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) external;
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}
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