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
31 lines
898 B
Solidity
31 lines
898 B
Solidity
pragma solidity ^0.5.2;
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import "@openzeppelin/upgrades/contracts/Initializable.sol";
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import "./ERC721.sol";
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import "../../lifecycle/Pausable.sol";
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/**
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* @title ERC721 Non-Fungible Pausable token
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* @dev ERC721 modified with pausable transfers.
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*/
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contract ERC721Pausable is Initializable, ERC721, Pausable {
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function initialize(address sender) public initializer {
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require(ERC721._hasBeenInitialized());
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Pausable.initialize(sender);
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}
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function approve(address to, uint256 tokenId) public whenNotPaused {
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super.approve(to, tokenId);
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}
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function setApprovalForAll(address to, bool approved) public whenNotPaused {
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super.setApprovalForAll(to, approved);
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}
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function transferFrom(address from, address to, uint256 tokenId) public whenNotPaused {
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super.transferFrom(from, to, tokenId);
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}
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uint256[50] private ______gap;
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}
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