When making connections between the parts of your application, you need to consider the following:
Sometimes connections require parameters. You can specify the parameters by either making connections or specifying a constant parameter in the Settings window of the connection.
You access the connection menu by holding down the Alt key and mouse button 2.
When the attributes, events, and actions you want to use do not appear
directly in the connection menu, select All Features. The
connections window appears:
This window includes all the available features of a part.