openzeppelin-contracts/contracts/mocks/docs/governance/MyGovernor.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.2;

import "../../../governance/Governor.sol";
import "../../../governance/compatibility/GovernorCompatibilityBravo.sol";
import "../../../governance/extensions/GovernorVotes.sol";
import "../../../governance/extensions/GovernorVotesQuorumFraction.sol";
import "../../../governance/extensions/GovernorTimelockControl.sol";

contract MyGovernor is
    Governor,
    GovernorCompatibilityBravo,
    GovernorVotes,
    GovernorVotesQuorumFraction,
    GovernorTimelockControl
{
    constructor(
        IVotes _token,
        TimelockController _timelock
    ) Governor("MyGovernor") GovernorVotes(_token) GovernorVotesQuorumFraction(4) GovernorTimelockControl(_timelock) {}

    function votingDelay() public pure override returns (uint256) {
        return 7200; // 1 day
    }

    function votingPeriod() public pure override returns (uint256) {
        return 50400; // 1 week
    }

    function proposalThreshold() public pure override returns (uint256) {
        return 0;
    }

    // The functions below are overrides required by Solidity.

    function state(
        uint256 proposalId
    ) public view override(Governor, IGovernor, GovernorTimelockControl) returns (ProposalState) {
        return super.state(proposalId);
    }

    function propose(
        address[] memory targets,
        uint256[] memory values,
        bytes[] memory calldatas,
        string memory description
    ) public override(Governor, GovernorCompatibilityBravo, IGovernor) returns (uint256) {
        return super.propose(targets, values, calldatas, description);
    }

    function cancel(
        address[] memory targets,
        uint256[] memory values,
        bytes[] memory calldatas,
        bytes32 descriptionHash
    ) public override(Governor, GovernorCompatibilityBravo, IGovernor) returns (uint256) {
        return super.cancel(targets, values, calldatas, descriptionHash);
    }

    function _execute(
        uint256 proposalId,
        address[] memory targets,
        uint256[] memory values,
        bytes[] memory calldatas,
        bytes32 descriptionHash
    ) internal override(Governor, GovernorTimelockControl) {
        super._execute(proposalId, targets, values, calldatas, descriptionHash);
    }

    function _cancel(
        address[] memory targets,
        uint256[] memory values,
        bytes[] memory calldatas,
        bytes32 descriptionHash
    ) internal override(Governor, GovernorTimelockControl) returns (uint256) {
        return super._cancel(targets, values, calldatas, descriptionHash);
    }

    function _executor() internal view override(Governor, GovernorTimelockControl) returns (address) {
        return super._executor();
    }

    function supportsInterface(
        bytes4 interfaceId
    ) public view override(Governor, IERC165, GovernorTimelockControl) returns (bool) {
        return super.supportsInterface(interfaceId);
    }
}