protected override void OnCellEditEnded(CellEditEventArgs e)
{
base.OnCellEditEnded(e);
// ignore expression column changing
if (!e.Cancel && !ExpressionEditors.Contains(Columns[e.Column].ColumnName))
{
ExpressionEditors.Evaluate(GetDataIndex(e.Row));
}
}
private void DataGridEE_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
((INotifyPropertyChanged)sender).PropertyChanged -= DataGridEE_PropertyChanged;
// ignore expression column changing
if (!ExpressionEditors.Contains(e.PropertyName))
{
// evaluate the expression
ExpressionEditors.Evaluate(Items.IndexOf(sender));
}
}
private void C1DataGridEE_RowsAdded(object sender, DataGridRowsAddedEventArgs e)
{
Dispatcher.BeginInvoke(new Action(delegate
{
var row = e.AddedRows[0];
// evaluate the expression
var idx = ((ListCollectionView)ItemsSource).IndexOf(row.DataItem);
if (idx >= 0 && Rows.Count > idx)
{
ExpressionEditors.Evaluate(row.Index);
}
}));
}
private void C1DataGridEE_CommittedEdit(object sender, DataGridCellEventArgs e)
{
Dispatcher.BeginInvoke(new Action(delegate
{
var row = e.Cell.Row;
// this is not a new row. New row is not present in ItemsSource with which ExpressionEditor works
// ignore expression column changing
if (!ExpressionEditors.Contains(e.Cell.Column.Name))
{
// evaluate the expression
var idx = ((ListCollectionView)ItemsSource).IndexOf(row.DataItem);
if (idx >= 0 && Rows.Count > idx)
{
ExpressionEditors.Evaluate(idx);
}
}
}));
}