private ListSelectionState GetSelectionState()
{
var listSelectionState = new ListSelectionState();
foreach (ItemDataSource selectedItem in ListView.SelectedItems)
{
listSelectionState.SelectedItemDataSources.Add(selectedItem);
}
var caretItem = _data.CaretItem;
if (caretItem != null)
{
listSelectionState.CaretItemDataSource = caretItem;
}
return(listSelectionState);
}
private void RestoreSelectionState(ListSelectionState state)
{
ListView.SelectedItems.Clear();
ItemDataSource tempItem = null;
foreach (ItemDataSource item in ListView.Items)
{
var index = state.SelectedItemDataSources.IndexOf(item);
if (index >= 0)
{
state.SelectedItemDataSources.RemoveAt(index);
ListView.SelectedItems.Add(item);
}
if (item == state.CaretItemDataSource)
{
tempItem = item;
}
}
_data.CaretItem = tempItem;
}