posted on January 05, 2013 19:14
In this study, we are going to build a cascading set of dropdown boxes: one with a lists of all countries, the other a list of regions or states. When the user selects the country, the region list will dynamically change to the list of regions that belong to the selected country.
The architecture behind this is a couple DNN framework services that serve up the list of countries or regions from the DotNetNuke Common Lists API (the data for these lists are maintained in the Admin>Lists interface) as JSON and a jQuery component in an HTML module that can call the service and render the resulting lists as an html select list.
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