useContractEvent

Listens to events emitted by a contract.

Usage

This example listens to the Transfer event emitted by MyContract, an ERC20 contract, and logs the event arguments.

import {useAccount, useContract, useContractEvent, ERC20ABI} from '@incirlabs/react-ethooks';

export default function MyComponent() {
  const {address} = useAccount();
  const MyContract = useContract('0x00', ERC20ABI);

  const MyTransfersFilter = MyContract.filters.Transfer(address);

  useContractEvent(MyContract, MyTransfersFilter, (...args) => {
    console.log(args);
  });
}

Parameters

contract

Contract instance returned from useContract or ethers.Contract

Type	Default
ethers.Contract	Required

event

Event name or event filter to listen to.

Type	Default
string | ethers.EventFilter	Required

listener

Callback to call when the event is emitted.

Type	Default
(...args: Array<any>) => void	Required