A few months ago, I was asked to develop a combo box that contains a tree view inside it. Initially, I used a normal tree view control, but I soon realized that I was short of space on some of the win forms. Now, in another project, I needed to use a

ComboTree is a hybrid ComboBox with a tree control replacing the drop down ListBox. Implementing a hierarchy of choices using multiple dependant combo or list boxes can take up a lot of screen space and can be awkward to use. A dropdown tree control