1<SweetAlert
2 warning
3 showCancel
4 confirmBtnText="Yes, delete it!"
5 confirmBtnBsStyle="danger"
6 title="Are you sure?"
7 onConfirm={this.deleteFile}
8 onCancel={this.onCancel}
9 focusCancelBtn
10 You will not be able to recover this imaginary file!
11</SweetAlert>