Performing Drag and Drop Operations providing clip board support in a windows forms application

Question

Create a form to enable the user to set and retrieve data from Clipboard. the form should have the TreeView controls with two parent nodes, Languages, and Database. The language node, in turn, should have the following child nodes:

    VC#

    VB.NET

The Databases parent node should have the following child nodes:

    SQL Server
    Oracle

The TreeView controls should act as the source of Clipboard information. Add a ListBox control that should act as a destination of the Clipboard information.

There should be two buttons on the form. One button should enable the user to paste the current data from Clipboard to ListBox control.