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Class prominence.chat.Chat

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----java.awt.Window
                           |
                           +----java.awt.Frame
                                   |
                                   +----prominence.chat.Chat

public class Chat

extends Frame

The Chat class is a standalone Frame that contains a Whiteboard whiteboard and a Chatboard text-based chat.

The chat system supports a Registry naming registry, with the current users displayed in a list. Messages are sent to just those clients that are currently selected in the list, or are broadcast if no clients are selected.

See Also:

Chatboard, Whiteboard, Registry, ChatSystemClient

c

The communications layer.

Chat(String, ChatSystemClient)

Creates a new Chat with the specified client name, communicating through the specified ChatSystemClient communications layer.

handleEvent(Event)

Handles user interaction.

• Closing the window

main(String[])

Starts a new Chat, connecting to a specified server with a chosen name.

  protected ChatSystemClient c

The communications layer.

  public Chat(String name,
              ChatSystemClient c)

Creates a new Chat with the specified client name, communicating through the specified ChatSystemClient communications layer.

Creates and lays out a Whiteboard, Chatboard and Registry.

Parameters:

name - The client name

c - The communications layer to use

  public boolean handleEvent(Event e)

Handles user interaction.

• Closing the window

Parameters:

e - The Event

Overrides:

handleEvent in class Component

  public static void main(String args[]) throws IOException

Starts a new Chat, connecting to a specified server with a chosen name.

Syntax:

  java prominence.chat.Chat <host> <port> <name>

Throws: IOException

Occurs when the remote host could not be contacted or the client name was already in use.

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