<div className="ant-select ant-select-single" onClick={this.handleOpen.bind(this, $event)}>
      <div className="ant-select-selector">
          <span className="ant-select-selection-item">{state.label}</span>

      </div>

      <span className="ant-select-arrow">
          <es-icon type="DownOutlined"></es-icon>
      </span>
      <span hidden>{children}</span>

  </div>