/// <summary>
/// 检查小组下是否存在对应的成员
/// </summary>
private void CheckGroupMembers()
{
//检查该小组有无对应学生
_checkins = CheckinInfo.Query(_groupClassInfo.ID);
_students.Clear();
if (_checkins.Count > 0)
{
add_simpleButton.Hide();
update_simpleButton.Show();
update_simpleButton.Location = add_simpleButton.Location;
checkin_simpleButton.Enabled = true;
}
else
{
add_simpleButton.Show();
update_simpleButton.Hide();
checkin_simpleButton.Enabled = false;
}
foreach (var v in _checkins)
{
_students.Add(StudentInfo.QueryFromID(v.StudentID));
}
gridControl2.DataSource = _students;
gridControl2.RefreshDataSource();
}
private void oneKey_toolStripMenuItem_Click(object sender, EventArgs e)
{
GroupClassInfo arg = gridView1.GetRow(gridView1.FocusedRowHandle) as GroupClassInfo;
if (arg == null)
{
XtraMessageBox.Show("所选数据错误，请刷新后重试", "消息", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//获取小组里所有的成员
List <CheckinInfo> results = CheckinInfo.Query(arg.ID);
foreach (var c in results)
{
StudentInfo stu = StudentInfo.QueryFromID(c.StudentID);
stu.Remaining--;
int iResult = StudentInfo.Updata(stu);
if (iResult <= 0)
{
string msg = string.Format("{0} 签到失败", stu.Name);
XtraMessageBox.Show(msg, "消息", MessageBoxButtons.OK, MessageBoxIcon.Warning);
continue;
}
}
XtraMessageBox.Show("签到完成", "消息", MessageBoxButtons.OK);
Query();
}
