Teach Yourself Visual C++ 5 in 24 Hours -------------------------------------------------------------------------------- One of the most popular controls released with Windows 95 is the tree view control. In this hour, you will learn How to use the tree view control in a dialog boxHow to use the tree view control as a view in an SDI applicationHow to use the MFC classes that support the tree view controlHow to implement drag-and-drop and label editing in a tree view control What Is a Tree View Control?Tree controls are similar to the list box controls discussed in Hour 7, "Using List Box and Combo Box Controls," except that they display information in a tree, or hierarchy. Tree view controls are often used to display disk directories or the contents of books or other documents.New Term: In a tree view, parent items are located at the root, or top level, of the tree. In a tree view, child items are located under parent items.Items in a tree view control are arranged into groups, with child items located under parent items. Child items are also indented, or nested, under a parent. A child item at one level can be the parent of child items at lower levels. The Windows Explorer is one of the applications that uses the new tree control, shown in Figure 19.1.Figure 19.1. ...
