How create counrty values display and selection by region wise

[SS_2318]

Hi Everyone

I am trying to create UI in Thingworx 9.1 or 9.2 , to select country values like  India, srilanka, Nepal  etc based on its continent's  selection  Asia..

So can anybody knows which widgets and logic to pass values to widgets please help me.

please check below reference. Some thing like this i need to create

[PEHOWE]

@SS_2318 ,

Here is a test case which is not quite what your are looking for but has some of the features.

[PEHOWE]

@SS_2318 

Open the Case-Community-Country-Mashup,
View