private void OkButton_Click(object sender, RoutedEventArgs e)
{
if (NameTextBox.Text.Trim() == string.Empty)
{
return;
}
if (NameTextBox.DataContext == null)
{
_cc.AddOperationGroup(NameTextBox.Text.Trim());
}
_cc.SaveOperationGroups();
NameTextBox.DataContext = null;
NameTextBox.Text = string.Empty;
HideEditGrid();
}