This document discusses an Android application that is designed to improve users' moods. It will check users' feelings and show messages, pictures or funny content. Users can also save quotes in the app. The app connects to the Android operating system through libraries and runs activities through the application framework. It follows the standard Android process of launching activities like onCreate(), onStart() and onStop() when moving between the foreground and background.

2. Android:
•Software stack for mobile devices
•Includes an operating system, middleware and key applications
•Designed primarily for touchscreen mobile devices
Android Application:
An Android app is a software application running on the Android
platform.
Development requirements:
•Java
•Android SDK
•Eclipse IDE (optional)

3. This application is for user’s better feelings. First it will check the
feelings of people and will show messages, pictures and some thing
funny and interesting for user to make his/her feelings better than
he/she has. User also can keep his/her quotes in here.
My Android Application:

4. Another Activities of My Application:

7. Android Operating System:
• Applications
• Application Framework
• Libraries and Android Runtime
• Linux Kernel

8. Connection of My Application with Android Operating System:
LIBRARIES
SGL
SQLite
ANDROID RUNTIME
Core Libraries
Dalvik Virtual Machine

9. APPLICATION FRAMEWORK
APPLICATIO
N
Activity Manager
Notification Manager
The View System
Resource Manager

10. Activity is
running
Activity starts
Process is
killed
Activity is
shut down
The activity comes
to the foreground
The activity is no
longer visible
Other applications
need memory
User navigates
back to the activity
onRestart()
onDestroy()
onStop()
onStart()
onCreate()
Process Of My Application:

11. Thank You