public void RemoveSelection(IListSelection selection)
{
if (selection is null)
{
throw new ArgumentNullException(nameof(selection));
}
if (selection.Count == 0)
{
throw new ArgumentNullException(nameof(selection));
}
var values = BaseList.GetSelectionData(selection);
WriteData(
() => BaseList.RemoveSelection(values.Selection),
() => BaseList.InsertSelection(values));
}
public void Cut(IListSelection selection)
{
if (!CanCut)
{
return;
}
var e = new CancelEventArgs();
OnBeginCut(e);
if (e.Cancel)
{
return;
}
CopyData = this.GetSelectionData(selection);
Parent.Cut(GetByteSelection(selection));
OnCutComplete(EventArgs.Empty);
}
public void TransformSelection(
IListSelection selection,
Func <T, T> func)
{
if (selection is null)
{
throw new ArgumentNullException(nameof(selection));
}
if (selection.Count == 0)
{
return;
}
var values = BaseList.GetSelectionData(selection);
WriteData(
() => BaseList.TransformSelection(selection, func),
() => BaseList.WriteSelection(values));
}
public static int FindLastIndex <T>(
this IReadOnlyList <T> list,
IListSelection selection,
Predicate <T> match)
{
if (list is null)
{
throw new ArgumentNullException(nameof(list));
}
if (selection is null)
{
throw new ArgumentNullException(nameof(selection));
}
if (match is null)
{
throw new ArgumentNullException(nameof(match));
}
for (var i = selection.Count; --i >= 0;)
{
var index = selection[i];
if ((uint)index >= list.Count)
{
continue;
}
if (match(list[index]))
{
return(index);
}
}
return(-1);
}
public void TransformSelection(IListSelection selection, Func <byte, byte> func)
{
BaseList.TransformSelection(selection, func);
}
public void RemoveSelection(IListSelection selection)
{
BaseList.RemoveSelection(selection);
}
public KeyCollection(IListSelection selection)
{
Selection = selection;
}
public static void ClearSelection <T>(
this List <T> list,
IListSelection selection)
{
TransformSelection(list, selection, _ => default);
}
public static ListSelectionData <T> GetSelectionData <T>(
this IReadOnlyList <T> list,
IListSelection selection)
{
return(new ListSelectionData <T>(selection, list));
}
