private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (edited.Value)
{
if (DialogResult.Yes == MessageBox.Show("Сохранить изменения в БД?", "Внимание", MessageBoxButtons.YesNo))
{
try
{
int kt = 0;
int kol = dataSet1.postavki.Count;
DataRow[] rows = new DataRow[kol];
foreach (DataRow r in dataSet1.postavki)
{
if (r.RowState == DataRowState.Deleted)
{
rows[kt] = r;
kt++;
}
}
for (int k = 0; k <= kt; k++)
{
postavkiTableAdapter.Update(rows[k]);
}
postavshikiTableAdapter.Update(dataSet1.postavshiki);
produktTableAdapter.Update(dataSet1.produkt);
kol = dataSet1.postavki.Count;
rows = new DataRow[kol];
kt = 0;
foreach (DataRow r in dataSet1.postavki)
{
if (r.RowState == DataRowState.Modified || r.RowState == DataRowState.Added)
{
rows[kt] = r;
kt++;
}
}
for (int k = 0; k <= kt; k++)
{
postavkiTableAdapter.Update(rows[k]);
}
dataSet1.AcceptChanges();
edited.Value = false;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
else
{
dataSet1.RejectChanges();
edited.Value = false;
}
if (DialogResult.No == MessageBox.Show("Выйти?", "Выход", MessageBoxButtons.YesNo))
{
e.Cancel = true;
}
}
}
private void btnSave_Click(object sender, RoutedEventArgs e)
{
if (action == ActionState.New)
{
try
{
DataRow newRow = phoneNumbersDataSet.PhoneNumbers.NewRow();
newRow.BeginEdit();
newRow["Phonenum"] = txtPhoneNumber.Text.Trim();
newRow["Subscriber"] = txtSubscriber.Text.Trim();
newRow.EndEdit();
phoneNumbersDataSet.PhoneNumbers.Rows.Add(newRow);
tblPhoneNumbersAdapter.Update(phoneNumbersDataSet.PhoneNumbers);
phoneNumbersDataSet.AcceptChanges();
}
catch (DataException ex)
{
phoneNumbersDataSet.RejectChanges();
MessageBox.Show(ex.Message);
}
btnNew.IsEnabled = true;
btnEdit.IsEnabled = true;
btnSave.IsEnabled = false;
btnCancel.IsEnabled = false;
lstPhones.IsEnabled = true;
btnPrevious.IsEnabled = true;
btnNext.IsEnabled = true;
txtPhoneNumber.IsEnabled = false;
txtSubscriber.IsEnabled = false;
}
else
if (action == ActionState.Edit)
{
try
{
DataRow editRow = phoneNumbersDataSet.PhoneNumbers.Rows[lstPhones.SelectedIndex];
editRow.BeginEdit();
editRow["Phonenum"] = txtPhoneNumber.Text.Trim();
editRow["Subscriber"] = txtSubscriber.Text.Trim();
editRow.EndEdit();
tblPhoneNumbersAdapter.Update(phoneNumbersDataSet.PhoneNumbers);
phoneNumbersDataSet.AcceptChanges();
}
catch (DataException ex)
{
phoneNumbersDataSet.RejectChanges();
MessageBox.Show(ex.Message);
}
btnNew.IsEnabled = true;
btnEdit.IsEnabled = true;
btnDelete.IsEnabled = true;
btnSave.IsEnabled = false;
btnCancel.IsEnabled = false;
lstPhones.IsEnabled = true;
btnPrevious.IsEnabled = true;
btnNext.IsEnabled = true;
txtPhoneNumber.IsEnabled = false;
txtSubscriber.IsEnabled = false;
txtPhoneNumber.SetBinding(TextBox.TextProperty, txtPhoneNumberBinding);
txtSubscriber.SetBinding(TextBox.TextProperty, txtSubscriberBinding);
}
else
if (action == ActionState.Delete)
{
try
{
DataRow deleterow = phoneNumbersDataSet.PhoneNumbers.Rows[lstPhones.SelectedIndex];
deleterow.Delete();
tblPhoneNumbersAdapter.Update(phoneNumbersDataSet.PhoneNumbers);
phoneNumbersDataSet.AcceptChanges();
}
catch (DataException ex)
{
phoneNumbersDataSet.RejectChanges(); MessageBox.Show(ex.Message);
MessageBox.Show(ex.Message);
}
btnNew.IsEnabled = true;
btnEdit.IsEnabled = true;
btnDelete.IsEnabled = true;
btnSave.IsEnabled = false;
btnCancel.IsEnabled = false;
lstPhones.IsEnabled = true;
btnPrevious.IsEnabled = true;
btnNext.IsEnabled = true;
txtPhoneNumber.IsEnabled = false;
txtSubscriber.IsEnabled = false;
txtPhoneNumber.SetBinding(TextBox.TextProperty, txtPhoneNumberBinding);
txtSubscriber.SetBinding(TextBox.TextProperty, txtSubscriberBinding);
}
}
