public SelectionHelperBehavior(FasterMultiSelectListBox listBox)
{
_listBox = listBox;
_itemToNotifier = new Dictionary <object, BindingNotifyier>();
_keyToItems = new EditableLookup <object, object>();
_itemToKey = new Dictionary <object, object>();
ListBoxSelectedItems_Initialized();
}
private static SelectionHelperBehavior _getBehavior(FasterMultiSelectListBox obj)
{
var res = (SelectionHelperBehavior)obj.GetValue(_behaviorProperty);
if (res == null)
{
res = new SelectionHelperBehavior(obj);
_setBehavior(obj, res);
var b1 = new Binding()
{
Path = new PropertyPath(ItemsControl.ItemsSourceProperty),
Mode = BindingMode.OneWay,
Source = obj
};
obj.SetBinding(_itemsSourceProperty, b1);
var b2 = new Binding()
{
Path = new PropertyPath(Selector.SelectedValuePathProperty),
Mode = BindingMode.OneWay,
Source = obj
};
obj.SetBinding(_selectedValuePathProperty, b2);
res.SetOnCleanup(() =>
{
obj.ClearValue(_itemsSourceProperty);
obj.ClearValue(_selectedValuePathProperty);
obj.ClearValue(_behaviorProperty);
});
}
return(res);
}
private static void _setItemsSource(FasterMultiSelectListBox obj, IEnumerable value)
{
obj.SetValue(_itemsSourceProperty, value);
}
private static IEnumerable _getItemsSource(FasterMultiSelectListBox obj)
{
return((IEnumerable)obj.GetValue(_itemsSourceProperty));
}
public static void SetCommand(FasterMultiSelectListBox obj, ICommand value)
{
obj.SetValue(CommandProperty, value);
}
public static ICommand GetCommand(FasterMultiSelectListBox obj)
{
return((ICommand)obj.GetValue(CommandProperty));
}
public static void SetSelectedValues(FasterMultiSelectListBox obj, IEnumerable value)
{
obj.SetValue(SelectedValuesProperty, value);
}
public static IEnumerable GetSelectedValues(FasterMultiSelectListBox obj)
{
return((IEnumerable)obj.GetValue(SelectedValuesProperty));
}
private static void _setBehavior(FasterMultiSelectListBox obj, SelectionHelperBehavior value)
{
obj.SetValue(_behaviorProperty, value);
}
private static void _setSelectedValuePath(FasterMultiSelectListBox obj, PropertyPath value)
{
obj.SetValue(_selectedValuePathProperty, value);
}
private static PropertyPath _getSelectedValuePath(FasterMultiSelectListBox obj)
{
return((PropertyPath)obj.GetValue(_selectedValuePathProperty));
}
