public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
if (values == null)
{
return(null);
}
var item = values[0];
var gd = values[1] as EFDataGrid;
if (gd == null)
{
return(null);
}
if (EFDataBoxAssist.GetHasAddedItem(gd))
{
if (item == EFDataBoxAssist.GetAddedItem(gd))
{
return("+");
}
else
{
return(gd.Items.IndexOf(item));
}
}
return(gd.Items.IndexOf(item) + 1);
}
private void OnRowValueChanged(object sender, RoutedEventArgs e)
{
var row = sender as DataGridRow;
bool isChanged = false;
foreach (var item in row.FindChildren <EFValueEditor>())
{
if (item.IsValueChanged)
{
isChanged = true;
break;
}
}
EFDataBoxAssist.SetIsRowValueChanged(row, isChanged);
}
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
{
DataGridRow row = (DataGridRow)element;
row.SetBinding(EFDataBoxAssist.IsRowMouseOverProperty, new Binding(nameof(row.IsMouseOver))
{
Source = row, Mode = BindingMode.OneWay
});
row.SetBinding(EFDataBoxAssist.IsRowSelectedProperty, new Binding(nameof(row.IsSelected))
{
Source = row, Mode = BindingMode.OneWay
});
var isAddedItem = item == EFDataBoxAssist.GetAddedItem(this);
EFDataBoxAssist.SetIsAddedItem(row, isAddedItem);
base.PrepareContainerForItemOverride(element, item);
}
private void Row_Unselected(object sender, RoutedEventArgs e)
{
EFDataBoxAssist.SetIsRowEditable((DataGridRow)sender, false);
}
