private void BuildChildObjects(LayerTreeNode layerTreeNode, IILayer maxLayer)
{
IEnumerable <IINode> layerNodes = MaxLayers.GetChildNodes(maxLayer);
foreach (IINode maxNode in layerNodes)
{
UIntPtr iNodeHandle = MaxAnimatable.GetHandleByAnim(maxNode);
ObjectTreeNode objectTreeNode = new ObjectTreeNode(MaxNodes.GetObjectClass(maxNode), iNodeHandle, HandleMap);
ListView.NodeControl.Parent.AddChild(objectTreeNode, layerTreeNode, false);
}
}
private void onNodeCreated(object sender, SystemNotificationAnimEventArgs e)
{
#if DEBUG
MaxListener.PrintToListener("onNodeCreated");
#endif
try
{
ListView.BeginUpdate();
List <BaseTreeNode> refreshNodes = new List <BaseTreeNode>();
foreach (UIntPtr handle in e.Handles)
{
IAnimatable anim = MaxAnimatable.GetAnimByHandle(handle);
if (anim == null)
{
return;
}
IINode node = anim as IINode;
IILayer layer = MaxLayers.GetLayer(node);
UIntPtr layerHandle = MaxAnimatable.GetHandleByAnim(layer);
ObjectTreeNode.ObjectClass objectClass = MaxNodes.GetObjectClass(node);
List <BaseTreeNode> layerTreeNodes = NodeControl.HandleMap.GetTreeNodesByHandle(layerHandle);
foreach (BaseTreeNode layerTreeNode in layerTreeNodes)
{
ObjectTreeNode objectTreeNode = new ObjectTreeNode(objectClass, handle, NodeControl.HandleMap);
NodeControl.Parent.AddChild(objectTreeNode, layerTreeNode, false);
if (!refreshNodes.Contains(layerTreeNode))
{
refreshNodes.Add(layerTreeNode);
}
}
}
MaxListener.PrintToListener(refreshNodes.Count.ToString());
ListView.RefreshObjects(refreshNodes);
ListView.Sort(ListView.NlmColumns.NameColumn, SortOrder.Ascending);
}
catch
{
throw new Exception();
}
finally
{
ListView.EndUpdate();
}
}
public override void LayerChanged(ITab <UIntPtr> nodes)
{
#if DEBUG
MaxListener.PrintToListener("NodeEventCallback > LayerChanged");
#endif
List <BaseTreeNode> deleteNodes = new List <BaseTreeNode>();
List <Tuple <BaseTreeNode, BaseTreeNode> > addNodes = new List <Tuple <BaseTreeNode, BaseTreeNode> >();
for (int i = 0; i < nodes.Count; i++)
{
UIntPtr maxNodeHandle = nodes[(IntPtr)i];
IINode maxNode = MaxAnimatable.GetAnimByHandle(maxNodeHandle) as IINode;
IILayer maxLayer = MaxLayers.GetLayer(maxNode);
UIntPtr layerHandle = MaxAnimatable.GetHandleByAnim(maxLayer);
// We need to handle the following scenarios:
// An object being moved to another layer.
// Objects on instances layers moving to uninstanced layers.
// Objects on uninstanced layers moving to instanced layers.
// The easiest way to do this is to remove old object nodes and create new ones.
// This should be pretty fast, and this event should fire relatively rarely,
// but it may have to be rethought if it's too slow.
// First we remove the old nodes.
List <BaseTreeNode> objectTreeNodes = NodeControl.HandleMap.GetTreeNodesByHandle(maxNodeHandle);
deleteNodes.AddRange(objectTreeNodes);
// Then we add the object node to the new layer.
List <BaseTreeNode> layerTreeNodes = NodeControl.HandleMap.GetTreeNodesByHandle(layerHandle);
foreach (BaseTreeNode layerTreeNode in layerTreeNodes)
{
ObjectTreeNode newObjectTreeNode = new ObjectTreeNode(MaxNodes.GetObjectClass(maxNode), maxNodeHandle, NodeControl.HandleMap);
addNodes.Add(new Tuple <BaseTreeNode, BaseTreeNode> (newObjectTreeNode, layerTreeNode));
}
}
// And finally we actually do the update all at once.
NodeControl.Destroy.DeleteTreeNodes(deleteNodes);
foreach (Tuple <BaseTreeNode, BaseTreeNode> tuple in addNodes)
{
NodeControl.Parent.AddChild(tuple.Item1, tuple.Item2, false);
}
// And sort :)
ListView.Sort(ListView.NlmColumns.NameColumn, SortOrder.Ascending);
}
public void AddMissingChildObjects(IEnumerable <LayerTreeNode> layerNodes)
{
foreach (LayerTreeNode layerNode in layerNodes)
{
IILayer layer = MaxAnimatable.GetAnimByHandle(layerNode.Handle) as IILayer;
IEnumerable <IINode> maxNodes = MaxLayers.GetChildNodes(layer);
foreach (IINode maxNode in maxNodes)
{
UIntPtr iNodeHandle = MaxAnimatable.GetHandleByAnim(maxNode);
// TODO: This needs to work with instanced layers.
if (!HandleMap.ContainsHandle(iNodeHandle))
{
ObjectTreeNode objectTreeNode = new ObjectTreeNode(MaxNodes.GetObjectClass(maxNode), iNodeHandle, HandleMap);
objectTreeNode.Parent = layerNode;
layerNode.Children.Add(objectTreeNode);
}
}
}
}