a graphical representation of a decision tree

a graphical Microsoft ActiveX control for displaying and navigating a dynamic, collapsible outline of headings and subheadings. TreeViews are integrated into Windows' Shell Explorer to support the familiar, split-paned TreeView mode of Explorer windows, where the TreeView pane at the left shows the filing system directory structure, and the pane at the right displays the current folder contents in one of various view modes.

a hierarical arrangement of items that can be expanded and contracted to reveal or hide nodes of the tree

a control that contains a collection of treenodes