UI Type Editors

ExpandableObjectConverters help break down a complex multivalue property into a nested list of its atomic values. Although this technique simplifies editing of a complicated property, it may not be suitable for other properties that exhibit the following behavior:

  • Hard to construct, interpret, or validate, such as a regular expression

  • One of a list of values so large it would be difficult to remember all of them

  • A visual property, such as a ForeColor, that is not easily represented as a string

Actually, the ForeColor property satisfies all three points. First, it would be hard to find the color you wanted by typing comma-separated integers like 33, 86, 24 or guessing a named color, like PapayaWhip. Second, there are a lot of colors ...

Get Windows Forms Programming in Visual Basic .NET now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.