public void OnColumnsChange(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
if (e.NewItems == null)
{
return;
}
Logger.Debug("Adding new columns");
Application.Current.Dispatcher.BeginInvoke((Action)(() =>
{
foreach (GridColumn col in e.NewItems)
{
AddColumn(col);
}
}));
break;
case NotifyCollectionChangedAction.Remove:
if (e.OldItems == null)
{
return;
}
Logger.Debug("Removing columns");
Application.Current.Dispatcher.BeginInvoke((Action)(() =>
{
foreach (GridColumn col in e.OldItems)
{
var colName = col.ColumnType == GridColumn.ColumnTypeEnum.Category
? col.Category.CategoryName
: col.Header;
ColumnManager.RemoveColumn(colName);
}
}));
break;
}
}
