Method buttonClick

core/src/components/picker-legacy/picker.tsx:304–314

(button: PickerButton)

  }

  private async buttonClick(button: PickerButton) {
    const role = button.role;
    if (isCancel(role)) {
      return this.dismiss(undefined, role);
    }
    const shouldDismiss = await this.callButtonHandler(button);
    if (shouldDismiss) {
      return this.dismiss(this.getSelected(), button.role);
    }
    return Promise.resolve();
  }

  private async callButtonHandler(button: PickerButton | undefined) {
    if (button) {