private void ConstructFilterTree(IVideoFilter filter)
{
treeViewFilter.Nodes.Clear();
FilterNodeCreator node_creator;
if (!node_creator_map_.TryGetValue(filter.GetType(), out node_creator))
{
node_creator = CreateUnknownFilterNode;
}
treeViewFilter.Nodes.Add(node_creator(filter));
treeViewFilter.ExpandAll();
}
private TreeNode CreateNotFilterNode(IVideoFilter ifilter)
{
NotFilter filter = ifilter as NotFilter;
TreeNode node = new TreeNode("NOT");
IVideoFilter inner_filter = filter.InnerFilter;
FilterNodeCreator node_creator;
if (!node_creator_map_.TryGetValue(inner_filter.GetType(), out node_creator))
{
node_creator = CreateUnknownFilterNode;
}
node.Nodes.Add(node_creator(inner_filter));
return(node);
}