private void SwitchSelectionTracking(VObjectCollection vObjectCollection, bool enable)
{
if (enable)
{
vObjectCollection.SelectedIndexChanged += VObjectCollection_SelectedIndexChanged;
}
else
{
vObjectCollection.SelectedIndexChanged -= VObjectCollection_SelectedIndexChanged;
}
}
private void SwitchCollectionTracking(VObjectCollection vObjectCollection, bool enable)
{
if (enable)
{
vObjectCollection.ItemAdded += VObjectCollection_ItemAdded;
vObjectCollection.ItemMoved += VObjectCollection_ItemMoved;
vObjectCollection.ItemRemoved += VObjectCollection_ItemRemoved;
}
else
{
vObjectCollection.ItemAdded -= VObjectCollection_ItemAdded;
vObjectCollection.ItemMoved -= VObjectCollection_ItemMoved;
vObjectCollection.ItemRemoved -= VObjectCollection_ItemRemoved;
}
}
private void VObjectCollection_ItemRemoved(object sender, ItemRemovedEventArgs <VObject> e)
{
VObjectCollection collection = (VObjectCollection)sender;
var vObjectIndex = e.Index;
var item = e.Item;
var layerIndex = collection.Layer.Index;
if (History.TrackingEnabled)
{
History.AddVObjectRemoved(item, vObjectIndex, layerIndex);
}
// not call while deserialization
if (IsInitialized)
{
item.OnRemovedFromCanvas(this);
}
}
