async private void Delete_Material_Click(object sender, EventArgs e)
{
//cut 执行delete 服务数据
if (MessageBox.Show("是否删除该行数据", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning) == DialogResult.OK)
{
int del = await serviceClient.DeleteMaterialAsync(curMaterialCode);
}
//刷新一下
SelectMaterial();
}
