Additional Controls Dialog Box
Allows you add controls to your project's Toolbox.
Displays the available custom controls.
You cannot remove a control that is used in your project.
Determines which items are listed in the Available Controls list. You can select any or all of the following options.
Selected Items Only — Displays only those items in the Available Controls list which you have selected to include in the project.
Displays the path of the item selected in the Available Controls list.