import React from "react"; import IconButton from "@mui/material/IconButton"; import Tooltip from "@mui/material/Tooltip"; import AddIcon from "@mui/icons-material/Add"; import { withStyles } from "tss-react/mui"; const defaultToolbarStyles = { iconButton: { }, }; class CustomToolbar extends React.Component { handleClick = () => { console.log("clicked on icon!"); } render() { const { classes } = this.props; return ( ); } } export default withStyles(CustomToolbar, defaultToolbarStyles, { name: "CustomToolbar" });