You can add items that you created previously to a LabVIEW class or interface. Complete the following steps to add items to a LabVIEW class or interface.
Right-click the class or interface in the Project Explorer window and select Add»File from the shortcut menu. The Select a File to Insert dialog box appears.
Browse to the location of the file you want to add and click the OK button.
The file is added under the class or interface you selected in the Project Explorer window.
Note Consider saving files you add to the LabVIEW class or interface in the directory you create for the LabVIEW class or interface. Doing so can make distributing the class or interface easier.