/// <summary>
/// This method iterates the slideshow tree to retrieve
/// the node with the given node id.
/// </summary>
/// <param name="nodeID">A <see cref="String"/> with a node id to search for</param>
/// <returns>The <see cref="SlideshowTreeNode"/> with the given id,
/// or null if no one is found.</returns>
private SlideshowTreeNode GetTreeNodeByID(string nodeID)
{
return(Slideshow.IterateTreeNodes(nodeID, (SlideshowTreeNode)this.trvSlideshow.Nodes[0], true));
}
/// <summary>
/// This method iterates the slideshow tree to retrieve
/// the node with the given name.
/// </summary>
/// <param name="name">A <see cref="String"/> with a node name to search for</param>
/// <returns>The <see cref="SlideshowTreeNode"/> with the given name,
/// or null if no one is found.</returns>
private SlideshowTreeNode GetTreeNodeByName(string name)
{
return(Slideshow.IterateTreeNodes(name, (SlideshowTreeNode)this.trvSlideshow.Nodes[0], false));
}