| Function | Description |
| createWF | A function to specify widget structure for widgetInvoke |
| fun2wFun | A Function To Generate wFun Objects For A Function |
| funArg-class | Class "funArg": A Class To Represent A Function Argument |
| SimpleW-class | Class "SimpleW": A Class To Represent A Widget Type |
| testWIfun | Find Objects by (Partial) Name |
| wFun-class | Class "wFun": A Class To Represent A Function Widget |
| widgetInvoke | A function to provide a graphical widget to call a function |
| writeWIxml | Functions to read and write widgetInvoke XML files |