P2PChatApp :

This is an android messaging application.Using this application users can connect their android devices udnder a wi-fi network and communicate with each other through P2P socket pragramming.

Base Features:

• Instantly send messages to anyone under a wifi network using IP adress and port number of the counterpart system of the other user. • An interactive GUI with a read-only text box to show the exchanged messages, a text entry field to write a new message and a button. • A mechanism shown as a button to exchange a simple textual file between the users. • A button to save the exchanged messages. • A mechanism shown as a button to change the background of the message window by one user which will also be reflected in the message window of the other user.

Extra Features:

• An user friendly interactive GUI. • The mechanisms are easy to understand as separate buttons used, instead of a menu bar, as a result the system is less complex.

Requirements:

• Android mobile devices more than android version 6. • WiFi connection required.

User Manual: • At first user need to enable wi-fi connection. • Then start the application. • Then the user need to press network establish button and a new window will open where user need to put the port adress and press start. • After that other end user need to put the same port address and IP address of the opposite end user. • Then press connect button and the peer to peer connection is established. • After that type message and press send button. Message will be sent. • There is a colour change button which changes the background of both end devices. • There is a save button which saves the previous conversation. • By pressing the send file button, one can send text(.txt) file.

Poject parts done by each contributors: • Avik saha(2016331009): UI design ,text file transfer,background change. • Sumit Chowdhury(2016331033): UI design,peer to peer connection,conversation save.