void CMyView::OnInitialUpdate(){ CTreeCtrl& tree = GetTreeCtrl(); HTREEITEM hChapter = tree.InsertItem( "Chapter 1" ); tree.InsertItem( "What", hChapter); tree.InsertItem( "Why", hChapter ); tree.InsertItem( "How", hChapter ); hChapter = tree.InsertItem( "Chapter 2" ); tree.InsertItem( "What", hChapter ); tree.InsertItem( "Why", hChapter ); tree.InsertItem( "How", hChapter );}