internal OpenContextMenuColumnModificationCommand(ColumnViewModel column)
{
_column = column;
}
internal ShowMoreCommand(ColumnViewModel column)
{
_column = column;
}
void SetItemsInViewModelColumns(ObservableCollection <ColumnViewModel> columns)
{
Dictionary <object, ColumnViewModel> quickColumnsFromId = new Dictionary <object, ColumnViewModel>();
Dictionary <object, IEnumerable <ItemViewModel> > listFromId = new Dictionary <object, IEnumerable <ItemViewModel> >();
ObservableCollection <ItemViewModel> remainingItems = new ObservableCollection <ItemViewModel>();
ColumnViewModel unclassifiedColumn = null;
foreach (ColumnViewModel column in columns)
{
column.UnalteredItemsCollection.Clear();
if (column.ColumnDefinition.Id != null)
{
quickColumnsFromId.Add(column.ColumnDefinition.Id, column);
listFromId.Add(column.ColumnDefinition.Id, new ObservableCollection <ItemViewModel>());
}
else
{
unclassifiedColumn = column;
unclassifiedColumn.IsUnclassifiedColumn = true;
}
}
if (ItemsSource != null)
{
foreach (Object item in ItemsSource)
{
//Get the id from the item and add a Binding to it so we can update it when necessary:
object id;
ItemViewModel itemViewModel = new ItemViewModel(item, this);
Binding binding = new Binding(ColumnMemberPath);
binding.Source = item;
binding.Mode = BindingMode.TwoWay;
BindingOperations.SetBinding(itemViewModel, ItemViewModel.ItemColumnIdProperty, binding);
//itemViewModel.SetBinding(ItemViewModel.ItemColumnIdProperty, binding);
id = itemViewModel.ItemColumnId;
//todo: handle the case where the Binding is broken.
//Add a binging to get the ItemOrder:
Binding orderBinding = new Binding(OrderMemberPath);
orderBinding.Source = item;
orderBinding.Mode = BindingMode.TwoWay;
BindingOperations.SetBinding(itemViewModel, ItemViewModel.ItemOrderProperty, orderBinding);
//itemViewModel.SetBinding(ItemViewModel.ItemOrderProperty, orderBinding);
//Add the item to the list for the corresponding id:
if (id != null && listFromId.ContainsKey(id))
{
((ObservableCollection <ItemViewModel>)listFromId[id]).Add(itemViewModel);
}
else
{
remainingItems.Add(itemViewModel);
}
}
foreach (object id in listFromId.Keys)
{
quickColumnsFromId[id].UnalteredItemsCollection = (ObservableCollection <ItemViewModel>)listFromId[id];
}
if (unclassifiedColumn != null)
{
//we should always enter this "if"
unclassifiedColumn.UnalteredItemsCollection = remainingItems;
}
}
}
internal ItemDropCommand(ColumnViewModel column)
{
_column = column;
}