In order to create objects it's necessary to set these parameters:
Callback Function: Specifies a call back function.
Edit Layer ID: External Layer ID of the WebOffice 10 R3 edit layer.
Edit Key Name: Name of the unique key field to be used to store the object key needed for relating the 3rd party database object with the GIS object.
Edit Key Value: Unique object key value that has to be created in the geodatabase.
Optional:
use Snapping-Tool: when checking this option, snapping functionality will be available if configured in the project configuration.
set as starmode: checking this option will initially activate the tool after refreshing the map widget.

WebOffice map widget test container - Create Tool
Note: When pressing the buttons "Add Value"/"Remove Value" the edit action is extended/reduced with additional parameters.