/// <summary>
/// Called when a ListBoxStateMachineItem is removed from the items collection.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnListBoxItemRemoved(object sender, ListBoxStateMachineItemEventArgs e)
{
if (e.Item != null)
{
e.Item.ResetItem();
e.Item.ItemStateChanged -= OnItemStateChanged;
UpdateLayout();
}
}
/// <summary>
/// Called when a ListBoxStateMachineItem is added to the items collection.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnListBoxItemAdded(object sender, ListBoxStateMachineItemEventArgs e)
{
if (e.Item != null)
{
e.Item.Parent = this;
e.Item.ItemStateChanged += OnItemStateChanged;
UpdateLayout();
}
}
/// <summary>
/// Handles the ItemStateChanged event for all items in the list box.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnItemStateChanged(object sender, ListBoxStateMachineItemEventArgs e)
{
OnItemStateChanged(e.Item);
}
/// <summary>
/// Called when a ListBoxStateMachineItem is removed to the selectedItems collection.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnSelectedItemsListBoxItemRemoved(object sender, ListBoxStateMachineItemEventArgs e)
{
e.Item.IsSelected = false;
}
/// <summary>
/// Called when a ListBoxStateMachineItem is added to the selectedItems collection.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnSelectedItemsListBoxItemAdded(object sender, ListBoxStateMachineItemEventArgs e)
{
if (items.Contains(e.Item))
{
if (selectionMode == SelectionMode.Single && selectedItems.Count > 1)
{
if (!selectedItems.Remove(e.Item))
{
e.Item.IsSelected = false;
}
}
else
{
e.Item.IsSelected = true;
}
}
else
{
throw SurfaceCoreFrameworkExceptions.ItemIsNotInListBoxItemsCollection("Items");
}
}
/// <summary>
/// Handles updating the flag texture on the selected cloth when the ListBox item selected changes.
/// </summary>
private void OnItemStateChanged(object sender, ListBoxStateMachineItemEventArgs e)
{
ListBoxItem item = e.Item as ListBoxItem;
if (item != null && item.IsSelected)
{
textiles.CurrentTheme = item.Theme;
}
}