How to make a timer?

Question

for our activity

Answer 1

If you want to do it in Android, you can define a runnable with the code you want and post it to a handler with delay. and inside that runnable you can post it to the handler again until the timer stops.
see this page :
http://stackoverflow.com/questions/4591149/create-a-simple-digital-timer-in-android

Answer 2

thank you