How to save Selection screen variant in Desing Studio Generic analysis template

Hi Team,

I am using desing studio 1.6 with SP01, in datasource selection screen, how can we save selection screen variant. In BI Bex web report we can able to save selection screen variant for use it next time. required same variant creation in design studio generic analysis template selection screen prompt as shown in below screen shot, there is no option available to save selection screen variant.

ALso can we get all saved variant at BI query or Hana Live view in selection screen prompt of Desing studio generic analysis template?

Screen shot for Selection screen prompt of generic analysis template:

Regards, Dushyant.