private void btn_avgmoney_Click(object sender, EventArgs e)
{
int year = int.Parse(dtp_avgmoney.Value.Year.ToString());
int month = int.Parse(dtp_avgmoney.Value.Month.ToString());
int day = int.Parse(dtp_avgmoney.Value.Day.ToString());
TransInfoStatis TransInfo = new TransInfoStatis();
TransInfo.TransfareSpecifyDate(year, month, day);
MessageBox.Show("所有商品的平均运费为:" + TransInfo.avg_trandfare.ToString() + "元");
}
private void btn_transmoney_Click(object sender, EventArgs e)
{
int year = int.Parse(dtp_transmoney.Value.Year.ToString());
int month = int.Parse(dtp_transmoney.Value.Month.ToString());
int day = int.Parse(dtp_transmoney.Value.Day.ToString());
TransInfoStatis TransInfo = new TransInfoStatis();
TransInfo.TransfareRank(year, month, day);
Form_TransMoneyResult FormResult = new Form_TransMoneyResult();
//if (查询数据库比较存在该日期)
// 则执行以下部分在结果框显示结果
// 把查询主窗体的日期信息传给查询的显示结果窗体
FormResult.year = dtp_transmoney.Value.Year.ToString();
FormResult.month = dtp_transmoney.Value.Month.ToString();
FormResult.day = dtp_transmoney.Value.Day.ToString();
FormResult.TransInfo.transInfoList = TransInfo.transInfoList;
FormResult.ShowDialog(this);//用formmain唤醒formresult
//else //否则就在提示显示查询日期不存在
//MessageBox.Show("The date you type in isn't existed!");
}
