/// <summary>
/// Handle addition of a node.
/// </summary>
private void project_treeNodeAdded(ITreeNodeChangedEventManager o, TreeNodeAddedEventArgs e)
{
AudioBlock block = new AudioBlock();
block.Panel = this;
block.Project = project;
block.Node = e.getTreeNode();
block.PixelsPerSecond = pixelsPerSecond;
flowLayout.Controls.Add(block);
flowLayout.Controls.SetChildIndex(block, e.getTreeNode().getParent().indexOf(e.getTreeNode()));
nodeMap[e.getTreeNode()] = block;
}
/// <summary>
/// Handle deletion of a node.
/// </summary>
private void project_treeNodeRemoved(ITreeNodeChangedEventManager o, TreeNodeRemovedEventArgs e)
{
flowLayout.Controls.Remove(nodeMap[e.getTreeNode()]);
nodeMap.Remove(e.getTreeNode());
}