private void ParkingLotListSelectionChanged(object sender, SelectionChangedEventArgs e)
{
foreach (var oldItem in e.RemovedItems)
{
var oldItemContainer = ParkingLotList.ContainerFromItem(oldItem);
var oldListViewItem = oldItemContainer as ListViewItem;
if (oldListViewItem != null)
{
Debug.WriteLine("[MainView] parking lot list: remove selected visual state for " + (oldItem as ParkingLot).Name);
var element = oldListViewItem.ContentTemplateRoot as Control;
if (element != null)
{
VisualStateManager.GoToState(element, "Unselected", false);
}
}
}
foreach (var newItem in e.AddedItems)
{
var newItemContainer = ParkingLotList.ContainerFromItem(newItem);
var newListViewItem = newItemContainer as ListViewItem;
if (newListViewItem != null)
{
Debug.WriteLine("[MainView] parking lot list: add selected visual state for " + (newItem as ParkingLot).Name);
var element = newListViewItem.ContentTemplateRoot as Control;
if (element != null)
{
VisualStateManager.GoToState(element, "Selected", false);
}
}
}
}
private async void SetParkingLotListSelectionVisualState(ParkingLot selectedItem = null)
{
if (selectedItem == null)
{
selectedItem = Vm.SelectedParkingLot;
}
if (selectedItem != null)
{
ListViewItem listViewItem = null;
var count = 0;
while (listViewItem == null && count < 10)
{
var itemContainer = ParkingLotList.ContainerFromItem(selectedItem);
listViewItem = itemContainer as ListViewItem;
await Task.Delay(200);
count++;
}
if (listViewItem != null)
{
Debug.WriteLine("[MainView] parking lot list: set selected visual state for " + selectedItem.Name);
VisualStateManager.GoToState(listViewItem.ContentTemplateRoot as Control, "Selected", false);
}
else
{
Debug.WriteLine("[MainVm] parking lot list: list view item is null :/");
}
ParkingLotList.ScrollIntoView(selectedItem);
}
else
{
Debug.WriteLine("[MainView] parking lot list: set selected index to -1");
ParkingLotList.SelectedIndex = -1;
}
}