How to: Create Windows Forms Control Libraries
To create a Windows forms control library, use the Windows Forms Control Library template, which is available from the New Project dialog box.
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To create a Windows control library
On the File menu, click New, and then click Project.
The New Project dialog box appears.
Under Installed Templates, click the Visual C++ node. In the Templates pane, click the Windows Forms Control Library icon.
In the Name box, enter a unique name for your application.
You can also specify other project and solution settings from the New Project dialog box, but these settings are not required.