public static void TreeListBoxPreviewKeyDown(TreeListBox sender, KeyEventArgs e)
{
if (((sender != null) && (e != null)) && (e.Key == Key.Space))
{
TreeListBoxInfo selectedItem = sender.SelectedItem as TreeListBoxInfo;
if (selectedItem != null)
{
SelectableOptionViewModel dataItem = selectedItem.DataItem as SelectableOptionViewModel;
dataItem.IsSelected = new bool?(dataItem.IsSelected.HasValue ? !dataItem.IsSelected.Value : false);
}
e.Handled = true;
}
}
public static void ListBoxPreviewKeyDown(ListBox sender, KeyEventArgs e)
{
if (((sender != null) && (e != null)) && (e.Key == Key.Space))
{
if (sender.SelectedItems.Count > 0)
{
HashSet <SelectableOptionViewModel> selectedItemsSet = new HashSet <SelectableOptionViewModel>(sender.SelectedItems.Cast <SelectableOptionViewModel>());
SelectableOptionViewModel model = sender.Items.Cast <SelectableOptionViewModel>().First <SelectableOptionViewModel>(item => selectedItemsSet.Contains(item));
bool flag = model.IsSelected.HasValue ? !model.IsSelected.Value : false;
foreach (SelectableOptionViewModel model2 in sender.SelectedItems)
{
model2.IsSelected = new bool?(flag);
}
}
e.Handled = true;
}
}
