private async void btnCheckin_Click(object sender, RoutedEventArgs e)
{
string selected = (string)this.checkinComboBox.SelectedValue;
try
{
if (!selected.Trim().Equals(""))
{
officer selectedOfficer = this.officers.Where(p => p.officer_id.Equals(selected)).First();
checkin_history tmpHistory = new checkin_history();
tmpHistory.officer_id = selected;
tmpHistory.officer_name = selectedOfficer.officer_name;
tmpHistory.term = MainWindow.term;
tmpHistory.insert_date = DateTime.Now;
using (check_dorm_newEntities db = new check_dorm_newEntities())
{
db.checkin_history.Add(tmpHistory);
db.SaveChanges();
this.checkedOfficers.Add(selectedOfficer);
this.checkinDataGrid.ItemsSource = null;
this.checkinDataGrid.ItemsSource = this.checkedOfficers;
}
await this.ShowMessageAsync("", "签到成功！");
}
}
catch (Exception exp) { }
}
private async void btnRemoveRecord_Click(object sender, RoutedEventArgs e)
{
try
{
if (this.management == Management.人员)
{
// 删除的是人员数据
officer tmpOfficer = (officer)this.officeGrid.SelectedItem;
using (check_dorm_newEntities db = new check_dorm_newEntities())
{
MessageDialogResult result = await this.ShowMessageAsync("人员管理", "您确定要删除该行数据吗", MessageDialogStyle.AffirmativeAndNegative);
if (result != MessageDialogResult.Negative)
{
// 删除
db.officer.Remove(db.officer.Where(p => p.row_id.Equals(tmpOfficer.row_id)).First());
db.SaveChanges();
this.officers.Remove(tmpOfficer);
this.officeGrid.ItemsSource = null;
this.officeGrid.ItemsSource = this.officers;
}
}
}
else if (this.management == Management.楼栋)
{
// 删除的是楼栋数据
dorm tmpDorm = (dorm)this.dormGrid.SelectedItem;
using (check_dorm_newEntities db = new check_dorm_newEntities())
{
MessageDialogResult result = await this.ShowMessageAsync("楼栋管理", "您确定要删除该行数据吗", MessageDialogStyle.AffirmativeAndNegative);
if (result != MessageDialogResult.Negative)
{
// 删除
db.dorm.Remove(db.dorm.Where(p => p.dorm_name.Equals(tmpDorm.dorm_name)).First());
db.SaveChanges();
this.dorms.Remove(tmpDorm);
this.dormGrid.ItemsSource = null;
this.dormGrid.ItemsSource = this.dorms;
}
}
}
}
catch (Exception exp) { }
}
private void officeGrid_RowEditEnding(object sender, DataGridRowEditEndingEventArgs e)
{
// 获取编辑后的数据
officer tmpOfficer = (officer)e.Row.DataContext;
if (e.EditAction == DataGridEditAction.Commit)
{
try
{
using (check_dorm_newEntities db = new check_dorm_newEntities())
{
if (tmpOfficer.row_id.Equals(0))
{
// row_id == 0说明是新加入的行
officer newOfficer = new officer();
newOfficer.officer_id = tmpOfficer.officer_id;
newOfficer.officer_department = tmpOfficer.officer_department;
newOfficer.officer_name = tmpOfficer.officer_name;
newOfficer.officer_gender = tmpOfficer.officer_gender;
db.officer.Add(newOfficer);
db.SaveChanges();
// 添加完毕以后需要重新读取数据库中新加入行的row_id用于更新内存中缓存的row_id
this.officers.Where(p => p.officer_id.Equals(newOfficer.officer_id)).First().row_id = db.officer.Where(p => p.officer_id.Equals(newOfficer.officer_id)).First().row_id;
}
else
{
// row_id != 0说明是原先存在的行，修改即可
db.officer.Where(p => p.row_id.Equals(tmpOfficer.row_id)).First().officer_id = tmpOfficer.officer_id;
db.officer.Where(p => p.row_id.Equals(tmpOfficer.row_id)).First().officer_department = tmpOfficer.officer_department;
db.officer.Where(p => p.row_id.Equals(tmpOfficer.row_id)).First().officer_name = tmpOfficer.officer_name;
db.officer.Where(p => p.row_id.Equals(tmpOfficer.row_id)).First().officer_gender = tmpOfficer.officer_gender;
db.SaveChanges();
}
}
}
catch (Exception exp)
{
e.Cancel = true;
(sender as DataGrid).CancelEdit(DataGridEditingUnit.Row);
}
}
}
