| public CopyTo ( Array array, int index ) : void | ||
| array | Array | |
| index | int | |
| return | void | |
/// <summary>
/// Sorts the view of the underlying list based on the given <see cref="T:System.ComponentModel.ListSortDescriptionCollection"></see>.
/// </summary>
/// <param name="sorts">The <see cref="T:System.ComponentModel.ListSortDescriptionCollection"></see> containing the sorts to apply to the view.</param>
public void ApplySort(ListSortDescriptionCollection sorts)
{
Lock();
try
{
ListSortDescriptionCollection proposed;
if (sorts == null)
proposed = new ListSortDescriptionCollection();
else
{
foreach (ListSortDescription desc in sorts)
ValidateProperty(desc.PropertyDescriptor);
ListSortDescription[] props = new ListSortDescription[sorts.Count];
sorts.CopyTo(props, 0);
proposed = new ListSortDescriptionCollection(props);
}
this.SortProperties = proposed;
}
finally
{
Unlock();
}
RaiseEvents();
}
private IComparer GetSortComparer(ListSortDescriptionCollection sortDescriptions)
{
bool needSubstitution = false;
if (_sortSubstitutions.Count > 0)
{
foreach (ListSortDescription sortDescription in sortDescriptions)
{
if (_sortSubstitutions.ContainsKey(sortDescription.PropertyDescriptor.Name))
{
needSubstitution = true;
break;
}
}
if (needSubstitution)
{
ListSortDescription[] sorts = new ListSortDescription[sortDescriptions.Count];
sortDescriptions.CopyTo(sorts, 0);
for (int i = 0; i < sorts.Length; i++)
if (_sortSubstitutions.ContainsKey(sorts[i].PropertyDescriptor.Name))
sorts[i] = new ListSortDescription(((SortSubstitutionPair)_sortSubstitutions[sorts[i].PropertyDescriptor.Name]).Substitute,
sorts[i].SortDirection);
sortDescriptions = new ListSortDescriptionCollection(sorts);
}
}
return new SortListPropertyComparer(sortDescriptions);
}