We are going to augment our
Today app with a to-do activity that lets the user add to-do items and associate them with specific locations, such as home, or work. The locations then provide the context, which drives the notifications. This, in effect, makes our notifications context-aware.
For example, if the system detects that the user is in close proximity to the Home location, then to-do items associated with the
Home category are presented to the user via the notifications API.
We'll be using the
Geofencing API to figure out the location, that is, the context. In essence, this API lets us draw a circle of some agreed-upon radius around a coordinate. In effect, the latitude, longitude, and radius together ...