How Plug-ins Can Be Used How Plug-ins Can Be Used Depending on the plug-in class, you can use it in some or all of the following ways: With the MDX %KPI function (which also enables you to specify values for any parameters). This is possible in all cases.This means that in all cases, you can define a calculated member that uses the plug-in. (For information on defining calculated members, see Defining Calculated Members.) Directly in the Analyzer and in widgets. This is possible if the PLUGINTYPE class parameter is "Pivot" and the PUBLIC class parameter is 1 (the default).To create a plug-in that cannot be directly used in the Analyzer or in widgets, specify PLUGINTYPE as "Aggregate". Or specify PUBLIC as 0.