void Layers_LayerSelected(object sender, LayerSelectedEventArgs e)
{
LegendBox lb = BoxFromItem(e.Layer);
if (lb == null) return;
if (e.IsSelected)
{
_selection.Add(lb);
}
else
{
if (_selection.Contains(lb)) _selection.Remove(lb);
}
}
void collection_LayerSelected(object sender, LayerSelectedEventArgs e)
{
OnLayerSelected(e.Layer, e.IsSelected);
}
