7ac0502c50
* Change import path from zos-lib to upgrades in all contracts * Update readme with new naming * Update package and deps names * Change path to initializable in AST of networks.jsons * Migrate manifest version * Use new oz file locations * Rename in ERC20Migrator comments * Update SDK install instructions in README * Update gitignore to use new session file name * trigger CI * Fixes to readme and package version * Use 2.5.0 release of OpenZeppelin SDK
29 lines
1.3 KiB
Solidity
29 lines
1.3 KiB
Solidity
pragma solidity ^0.5.2;
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import "@openzeppelin/upgrades/contracts/Initializable.sol";
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import "../../introspection/IERC165.sol";
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/**
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* @title ERC721 Non-Fungible Token Standard basic interface
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* @dev see https://eips.ethereum.org/EIPS/eip-721
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*/
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contract IERC721 is Initializable, IERC165 {
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event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
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event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
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event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
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function balanceOf(address owner) public view returns (uint256 balance);
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function ownerOf(uint256 tokenId) public view returns (address owner);
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function approve(address to, uint256 tokenId) public;
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function getApproved(uint256 tokenId) public view returns (address operator);
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function setApprovalForAll(address operator, bool _approved) public;
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function isApprovedForAll(address owner, address operator) public view returns (bool);
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function transferFrom(address from, address to, uint256 tokenId) public;
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function safeTransferFrom(address from, address to, uint256 tokenId) public;
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function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public;
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}
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