Rishav Prabhakar wrote: what i want is to update the SPLITTER pane with a new view on click of any tree item.. Then you need to handle the notifications from the TreeView[^] side and take some action, like redrawing the window in the other pane, when the selection changes. One of these days I'm going to think of a really clever signature.

Yup it helped. But actually what i did was to resize the dialog boxes after all the splitter controls were created.

Juts disable it by schemes code had been posted many times on pro win32 group news://nntp.aioe.org/comp.os.ms-windows.programmer.win32 or http://tinyurl.com/cmhb5g by Google