Files
openzeppelin-contracts/contracts/token/ERC721/ERC721Pausable.sol
2019-05-28 18:08:44 -03:00

31 lines
883 B
Solidity

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