48 lines
2.2 KiB
Solidity
48 lines
2.2 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 "./IERC3525.sol";
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/**
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* @title ERC-3525 Semi-Fungible Token Standard, optional extension for approval of slot level
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* @dev Interfaces for any contract that wants to support approval of slot level, which allows an
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* operator to manage one's tokens with the same slot.
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* See https://eips.ethereum.org/EIPS/eip-3525
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* Note: the ERC-165 identifier for this interface is 0xb688be58.
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*/
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interface IERC3525SlotApprovable is IERC3525 {
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/**
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* @dev MUST emits when an operator is approved or disapproved to manage all of `_owner`'s
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* tokens with the same slot.
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* @param _owner The address whose tokens are approved
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* @param _slot The slot to approve, all of `_owner`'s tokens with this slot are approved
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* @param _operator The operator being approved or disapproved
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* @param _approved Identify if `_operator` is approved or disapproved
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*/
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event ApprovalForSlot( address indexed _owner, uint256 indexed _slot, address indexed _operator, bool _approved);
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/**
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* @notice Approve or disapprove an operator to manage all of `_owner`'s tokens with the
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* specified slot.
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* @dev Caller SHOULD be `_owner` or an operator who has been authorized through
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* `setApprovalForAll`.
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* MUST emit ApprovalSlot event.
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* @param _owner The address that owns the ERC3525 tokens
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* @param _slot The slot of tokens being queried approval of
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* @param _operator The address for whom to query approval
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* @param _approved Identify if `_operator` would be approved or disapproved
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*/
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function setApprovalForSlot( address _owner, uint256 _slot, address _operator, bool _approved) external payable;
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/**
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* @notice Query if `_operator` is authorized to manage all of `_owner`'s tokens with the
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* specified slot.
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* @param _owner The address that owns the ERC3525 tokens
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* @param _slot The slot of tokens being queried approval of
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* @param _operator The address for whom to query approval
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* @return True if `_operator` is authorized to manage all of `_owner`'s tokens with `_slot`,
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* false otherwise.
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*/
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function isApprovedForSlot( address _owner, uint256 _slot, address _operator) external view returns (bool);
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}
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