21 lines
846 B
Solidity
21 lines
846 B
Solidity
// SPDX-License-Identifier: MIT
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// OpenZeppelin Contracts (last updated v5.1.0-rc.1) (interfaces/IERC4906.sol)
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pragma solidity ^0.8.20;
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import {IERC165} from "./IERC165.sol";
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import {IERC721} from "./IERC721.sol";
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/// @title ERC-721 Metadata Update Extension
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interface IERC4906 is IERC165, IERC721 {
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/// @dev This event emits when the metadata of a token is changed.
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/// So that the third-party platforms such as NFT market could
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/// timely update the images and related attributes of the NFT.
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event MetadataUpdate(uint256 _tokenId);
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/// @dev This event emits when the metadata of a range of tokens is changed.
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/// So that the third-party platforms such as NFT market could
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/// timely update the images and related attributes of the NFTs.
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event BatchMetadataUpdate(uint256 _fromTokenId, uint256 _toTokenId);
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}
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