fragment与active通讯

Activity与Fragment之间的传值问题

Activity传值给Fragment

添加Fragment的Activity：

https://blog.csdn.net/xingchenhy/article/details/81356400

 方法2

/**
 * 想给fragment传id
 *
 * @return .
 */
public InvoicePhotoEditAllBean getDateId() {
    InvoicePhotoEditAllBean bean = new InvoicePhotoEditAllBean();
    bean.setStype(mStypes);
    bean.setInvoiceId(mInvoiceId);
    bean.setContractId(mContractId);
    return bean;
}

/*上一页面接受值*/
mStypes = ((InvoicePhotoEditAllActivity) Objects.requireNonNull(getActivity())).getDateId().getStype();