public frmConflict(ucConflicts ucConflicts)
{
InitializeComponent();
ucConflicts.Dock = DockStyle.Fill;
this.Controls.Add(ucConflicts);
}
private bool SaveData()
{
try
{
BeforeDataSave?.Invoke(this, new EventArgs());
this.PostEditor();
if (dxValidationProvider != null)
{
if (!dxValidationProvider.Validate())
{
return(false);
}
}
if (this.DataContext != null)
{
this.ShowProgressPanel();
this.DataContext.SubmitChanges(ConflictMode.ContinueOnConflict);
this.SetMode(Mode.Default);
}
DataSaved?.Invoke(this, new EventArgs());
return(true);
}
catch (ChangeConflictException e)
{
this.CloseProgressPanel();
ucConflicts ucConflicts = new ucConflicts();
if (this.DataContext.ChangeConflicts.Count > 0)
{
foreach (System.Data.Linq.ObjectChangeConflict objectChangeConflict in this.DataContext.ChangeConflicts)
{
if (objectChangeConflict.IsDeleted)
{
Conflict conflict = new Conflict();
conflict.Message = "Der Datensatz existiert nicht mehr";
conflict.RefreshMode = RefreshMode.KeepChanges;
ucConflicts.Conflicts.Add(conflict);
//Database.tsysClient client = this.DataContext.ChangeConflicts[0].Object as Database.tsysClient;
//XtraMessageBox.Show(System.String.Format("Der Datensatz <b>\"{0}\"</b> existiert in der Datenbank nicht mehr.", client.Name), "Fehler", MessageBoxButtons.OK, MessageBoxIcon.Exclamation, DevExpress.Utils.DefaultBoolean.True);
}
else if (objectChangeConflict.MemberConflicts.Count > 0 &&
objectChangeConflict.MemberConflicts[0].IsModified)
{
Conflict conflict = new Conflict();
conflict.Message = "Der Datensatz wurde in der Datenbank geändert";
conflict.RefreshMode = RefreshMode.KeepChanges;
ucConflicts.Conflicts.Add(conflict);
//Database.tsysClient client = this.DataContext.ChangeConflicts[0].Object as Database.tsysClient;
//XtraMessageBox.Show(
// System.String.Format(
// "Der Datensatz <b>\"{0}\"</b> wurde in der Datenbank geändert. Datenbankwert: {2}, Neuer Wert: {1}",
// this.DataContext.ChangeConflicts[0].MemberConflicts[0].Member.Name,
// this.DataContext.ChangeConflicts[0].MemberConflicts[0].CurrentValue,
// this.DataContext.ChangeConflicts[0].MemberConflicts[0].DatabaseValue),
// "Fehler",
// MessageBoxButtons.OK,
// MessageBoxIcon.Exclamation,
// DevExpress.Utils.DefaultBoolean.True);
}
}
//this.DataContext.ChangeConflicts.ResolveAll(RefreshMode.KeepChanges);
frmConflict frm = new frmConflict(ucConflicts);
frm.ShowDialog();
}
return(false);
}
catch (SqlException exception)
{
this.CloseProgressPanel();
if (exception.Number == 547) // Constraint error
{
XtraMessageBox.Show("Datensatz wird noch von anderer Stelle referenziert und kann daher nicht gelöscht werden.", "Hinweis", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
XtraMessageBox.Show(exception.ToString(), "Hinweis", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
return(false);
}
catch (Exception err)
{
this.CloseProgressPanel();
XtraMessageBox.Show(err.ToString(), "Hinweis", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return(false);
}
finally
{
this.CloseProgressPanel();
}
}
