/// <summary>
/// Copy items from source collection to target collection.
/// </summary>
/// <param name="collection">Target collection.</param>
/// <param name="newItems">Source collection.</param>
protected override void _CopyItems(IList collection, IList newItems)
{
// Get filter for collection.
int index = Collections.IndexOf(collection);
MultiCollectionFilter filter = _multiCollectionFilters[index];
collection.Clear();
foreach (object item in newItems)
{
Debug.Assert(!collection.Contains(item));
// Add item, if item can be add.
if (filter(item))
{
collection.Add(item);
// If item not selected - select in child context.
if (!collection.Contains(item))
{
int dataGridIndex = Collections.IndexOf(collection);
DataGridList[dataGridIndex].SelectInChildContext(item);
}
}
}
}
/// <summary>
/// Add items to collection.
/// </summary>
/// <param name="collection">Collection, from to items will added.</param>
/// <param name="addedItems">Items to add.</param>
/// <param name="newStartingIndex">New starting index.</param>
protected override void _AddItems(IList collection, IList addedItems, int newStartingIndex)
{
// Get filter for collection.
int collectionIndex = Collections.IndexOf(collection);
MultiCollectionFilter filter = _multiCollectionFilters[collectionIndex];
int index = newStartingIndex;
foreach (object addItem in addedItems)
{
Debug.Assert(!collection.Contains(addItem));
if (!collection.Contains(addItem))
{
if (filter(addItem))
{
if (collection.Count >= index)
{
collection.Insert(index++, addItem);
}
else
{
collection.Add(addItem);
}
}
}
}
}
/// <summary>
/// Register grid collection
/// </summary>
/// <param name="grid">Grid to register</param>
/// <param name="multiCollectionFilter">Collection filter.</param>
public void RegisterCollection(IList collection, MultiCollectionFilter multiCollectionFilter)
{
_multiCollectionFilters.Add(multiCollectionFilter);
_RegisterCollection(collection);
}
/// <summary>
/// Register grid collection.
/// </summary>
/// <param name="grid">Grid to register.</param>
/// <param name="multiCollectionFilter">Collection filter.</param>
public void RegisterCollection(DataGridControlEx grid, MultiCollectionFilter multiCollectionFilter)
{
_multiCollectionFilters.Add(multiCollectionFilter);
_RegisterCollection(grid);
}
/// <summary>
/// Constuctor.
/// </summary>
/// <param name="canSelect">Delegate for checking newly added items.</param>
public MultiCollectionBindingEx(MultiCollectionFilter canSelect)
{
Debug.Assert(canSelect != null);
_canSelect = canSelect;
}
/// <summary>
/// Register grid collection
/// </summary>
/// <param name="grid">Grid to register</param>
/// <param name="multiCollectionFilter">Collection filter.</param>
public void RegisterCollection(IList collection, MultiCollectionFilter multiCollectionFilter)
{
_multiCollectionFilters.Add(multiCollectionFilter);
_RegisterCollection(collection);
}
/// <summary>
/// Register grid collection.
/// </summary>
/// <param name="grid">Grid to register.</param>
/// <param name="multiCollectionFilter">Collection filter.</param>
public void RegisterCollection(DataGridControlEx grid, MultiCollectionFilter multiCollectionFilter)
{
_multiCollectionFilters.Add(multiCollectionFilter);
_RegisterCollection(grid);
}
/// <summary>
/// Constuctor.
/// </summary>
/// <param name="canSelect">Delegate for checking newly added items.</param>
public MultiCollectionBindingEx(MultiCollectionFilter canSelect)
{
Debug.Assert(canSelect != null);
_canSelect = canSelect;
}
