private static void OnColumns_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
KanBanControl kanBanControl = (KanBanControl)d;
if (kanBanControl._kanBanViewModel != null) //I think we can remove this test since kanBanControl._kanBanViewModel is set in the constructor of KanBanControl
{
kanBanControl.HandleColumnsOrItemsSourceChanged();
if (e.OldValue is ObservableCollection <KanBanColumn> )
{
((ObservableCollection <KanBanColumn>)e.OldValue).CollectionChanged -= kanBanControl.KanBanControl_ColumnsChanged;
}
if (kanBanControl.Columns is ObservableCollection <KanBanColumn> )
{
((ObservableCollection <KanBanColumn>)kanBanControl.Columns).CollectionChanged -= kanBanControl.KanBanControl_ColumnsChanged;
((ObservableCollection <KanBanColumn>)kanBanControl.Columns).CollectionChanged += kanBanControl.KanBanControl_ColumnsChanged;
}
//IEnumerable<KanBanColumn> columns = (IEnumerable<KanBanColumn>)e.NewValue;
//List<ColumnViewModel> columnViewModels = new List<ColumnViewModel>();
//foreach (KanBanColumn column in columns)
//{
// columnViewModels.Add(new ColumnViewModel(column, kanBanControl.ItemTemplate));
//}
////todo: add a column for unclassified elements
//kanBanControl._kanBanViewModel.Columns = columnViewModels;
//kanBanControl.SetItemsInViewModelColumns(columnViewModels);
}
}
private static void ItemsSource_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
//todo.
//do nothing for now, redraw when supported.
KanBanControl kanBanControl = (KanBanControl)d;
kanBanControl.HandleColumnsOrItemsSourceChanged();
}
