>>>When I build my treeview, is there a way to have the refresh? >>Probably the only way to refresh it - to clear nodes and refill it again - >if it is that what you mean. > >It my case, depending on some actions, I need to change the bitmaps. So, I >can't empty the treeview as it won't be useful because only the bitmaps >will change. How about having two ImageList objects, with different sets of bitmaps, and just changing the ImageList property at proper moments? Er... yes, it doesn't solve the refresh, unless TreeView is smart enough to refresh automatically.