Messaging Android App coding

Hey everyone, I want to code a messaging app in android but I don’t know how to start ! I’m new in android development !! Could you help me by giving me an idea about how to start or give me a recent message app project !
PS : I want to use Php MySQL to do it !!!

I’d like to use my Yahoo account

Hello there,

Qksms is a nice open source messenger you can take a look at. Also, klinker41 has a nice library for sms/mms that you can also take a look at. android-smsmms