This article is a third part of the “Create a native service for Tizen wearables” series. Before reading this article you should have read the part 1, which explains a simple service running in the background, and the part 2, which shows ho to make a simple wearable UI application combined into one package with the service.

In the third part you will learn how to create a simple circular UI on a wearable device and how to exchange preferences between the launcher application and the service.

https://developer.tizen.org/community/tip-tech/creating-native-service-tizen-wearables-part-3-circular-ui-and-shared-preferences