August 2003
Beginner
600 pages
12h 55m
English
Many of the controls discussed in this hour have the capability to attach pictures to different types of items. The Tree View control, which is used in Explorer for navigating folders, for example, displays images next to each folder node. Not all of these pictures are the same; the control uses specific pictures to denote information about each node. It would have been possible for Microsoft to make each control store its images internally, but that would be highly inefficient because it wouldn't allow controls to share the same pictures—you'd have to store the pictures in each control that needed them. This would also cause a maintenance headache. For example, suppose you have 10 Tree View controls and each ...
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