Changelog

CHANGELOG :-

Support for pasting text using the CTRL + V keyboard sequence in messages section and entering name section.
Minor changes to the enter chat name section.

You can now scroll up and down the messages list ( as well as the links / network paths and files sent list ) using the respective arrow keys.
More inline documentation in the code for ease of understanding.
Fixed aesthetic errors.
Fixed bug where internet link in message would not be identified.
Display mechanism of all sections changed. Now only last 10 lines of the message list are shown instead of 12 messages.
Update mechanism changed. The last person who exits the chat program will be notified that there is a new version available.
Access method through serial number in links / network path and files section changed. Now serial number represents the serial of the link sent, not the link visible.
History section of the links / network paths, files and messages section has been removed. Handled by new scroll feature.
Help module for links / network paths and files section removed. No need for them anymore.

Typing speed no longer limited by refresh rate. Type at your own pace while the refresh rate is 0.67 Hz ( refreshes every 1500 ms ).
Fixed minor aesthetic errors.
Fixed potential bug where posting a network path would take a lot of time ( initially assumed that the program was stuck ).
Changed refresh rate to 0.67 Hz.

New option to backup the entire chat history by pressing the F6 key.
Update function to check if a new program is available, and if so, then it will notify all users to press the F7 key to download it (any one user can download it). On doing so, a message will be sent to other users to exit immediately.

Dates written in the format "XXXX-XX-XX", "XXXX/XX/XX", "XXXX\XX\XX", "XX/XX/XXXX", "XX-XX-XXXX", "XX\XX\XXXX" will automatically highlighted in green.
Times written in the format "XX-XX-XX" or "XX:XX:XX" will automatically highlighted in green.
Fixed bug of checking whether files necessary for proper functioning of the program has already been made.
Fixed bug where instructions for messages section was not written properly.
Instead of typing "link:" before a link / network path, the link / network path can now be written by itself. If it contains spaces, it should be encased in double quotes.
Instead of typing "file:]" to share a file, just press the F4 key.
Remapped function keys usages for the messages section.

Fixed bug where program would say it is showing last 15 links / network paths or files instead of the last 12.
Fixed bug where all protocols in the links would not be properly recognised and as a result it would insert the standard "http://" protocol in the start.
Fixed bug in the history sections of the links / network paths section and files section where you could not exit.
Fixed bug in the links / network paths section and files section where only the first link / network path or file can only be accessed.
Now links / network paths section can be accessed by pressing the F2 key.
Now files section can be accessed by pressing the F3 key.
Now history section of the messages section can be accessed by pressing the F4 key.
Now history section of the links / network paths section and files section can be accessed by pressing the F2 key in those sections.

Checks if name is already in use and removes any spaces in the name.
Fixed bug where errors would be shown to users.
Fixed bug where if any special characters ( arrow keys, function keys, etc. ) are pressed, then alpha symbol and characters are shown in the message. Now such buttons are ignored ( Except for the Escape and F1 keys ).
Using a anonymous local directory for the UNC paths instead of mapping it to the Z: drive.
Changed no. of messages shown from 8 to 12.
Shifted instruction for using the different sections into a separate module, which can be called using the F1 key. Instructions will be displayed depending on which section the help module was called from.
You can exit program when typing a name along with when in the messages section using the escape key ( ESC ) instead of typing "exit".

Paths to a network folder can now also be sent ( ensure that the other users have permission to access it ). Use the standard link function.
All files of the program are now deleted when the only person left in the conversation exits.
Fixed major bug where program would break if used by a system that does not support UNC directories.
Fixed bug when sending links.
Fixed bug in accepting name of the program ( disallowed characters '~' and '`' so that the hacks cannot be implemented here ).
Fixed bugs links and files sections where the method to access there history was not shown properly / not told.
Fixed major bug in history sections ( where the name of the user changes after exiting it from the links and file functions ).
Fixed minor bugs in typing sections.
No. of latest messages / links / files shown from 11 to 8.
Decreased duplicate code and renived some redundant code.
Changed embedding links / sending links alone in the program. Now, to do so, type 'link:', followed by the link to be sent enclosed in double quotes. ( Example :- link:"http://www.google.com" or link:"\network1\abcd" )
Changed embedding files / sending files alone in the program. Now, to do so, type 'file:', followed and press enter.

Links are highlighted in blue and shown with the names of the users who sent them in the links function.
You can embed a link in your message by typing "link]]" wherever you wish for the URL to be placed. On finishing your message, it will ask you to type the name of the link to be placed.
You can embed a file in your message by typing "file]]" wherever you wish for the URL to be placed. On finishing your message, it will ask you to press any key after which it will open a dialog box to select the file you wish to send. On doing so, it will place the date and time at which file was sent in brackets.
Full messages / links / files sent history can be seen using the "his]]" command in any of the three areas. ( Eg:- To see the all messages, type "his]]" in the main messages area. To see all links or files sent, type the same in those respective areas. )
Images feature has been changed to Files feature to allow sending of any file type. The code has been changed as a result from "img]]" and "file]]".
Decreased refresh rate from 14.22 Hz to 13.33 Hz.
The last 11 links / files / messages sent are shown by default.
Color scheme has been minorly changed ( but not to the ones created within the messaging system ).
Fixed minor bugs in various sections of the program.

Links and dates of images are now highlighted in blue and dark green respectively.
If the name of a participating user is written in a message, it will be highlighted in purple ( There should be a space before and after the name for it to be highlighted in purple ).
Minor optimizations and bug fixes.