/// <summary>
///
/// </summary>
private void SegmentValue_Add(object sender, RoutedEventArgs e)
{
string valueText = _segmentValueTextbox.Text.Trim();
if (valueText.Length < 1)
{
return;
}
if (_segmentValuesTable.Select(String.Format("{0} = '{1}'",
_segmentValuesTable.ValueColumn.ColumnName,
valueText.Replace("'", "''"))).Length > 0)
{
MessageBoxError("This value is already defined.", null);
return;
}
ObservableCollection <DataRow> source = _segmentValuesListTable.ListView.ItemsSource as ObservableCollection <DataRow>;
Oltp.SegmentValueRow segmentValueRow = _segmentValuesTable.NewSegmentValueRow();
segmentValueRow.AccountID = Window.CurrentAccount.ID;
segmentValueRow.SegmentID = (Segment_dialog.TargetContent as Oltp.SegmentRow).SegmentID;
segmentValueRow.Value = valueText;
_segmentValuesTable.Rows.Add(segmentValueRow);
source.Add(segmentValueRow);
_segmentValuesListTable.ListView.SelectedItem = segmentValueRow;
_segmentValuesListTable.ListView.ScrollIntoView(segmentValueRow);
// Deselect whatever
_segmentValueTextbox.Text = String.Empty;
_segmentValueTextbox.Focus();
}
public override ValidationResult Validate(object value, System.Globalization.CultureInfo cultureInfo)
{
ValidationResult result = base.Validate(value, cultureInfo);
if (!result.IsValid)
{
return(result);
}
var valueText = (string)value;
if (valueText.Trim().Length != valueText.Length)
{
return(new ValidationResult(false, "Value cannot start or end with whitespace."));
}
var page = MainWindow.Current.CurrentPage as SegmentsPage;
if (page == null)
{
return(new ValidationResult(true, null));
}
Oltp.SegmentValueDataTable values = page._segmentValuesTable;
DataRow[] rows = values.Select(String.Format("{0} = '{1}'",
values.ValueColumn.ColumnName,
valueText.Trim().Replace("'", "''")));
bool self = rows.Length == 1 && rows[0] == this.Row;
if (!self && rows.Length > 0)
{
result = new ValidationResult(false, "This value is already defined.");
}
return(result);
}