class ViewChordsButton extends Component {
	handleOpenModal = () => {
		this.props.openChordsModal();                // call openChordsModal
	};

    render() {
        return (
            <View style={this.props.style}>
                <Button
                    raised
                    icon={{ name: 'library-music'}}
                    title="View Transposed Chords"
                    backgroundColor="#2196F3"
                    onPress={this.handleOpenModal}   // create an arrow fn
                />
            </View>
        );
    }
}