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package tesseract.chatbox;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.List;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.Observable;
import java.util.Observer;
import javax.swing.GroupLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import common.Peer;
import common.PeerMessage;
/**
* Chat box.
* @author Phillip Cardon
* @version 1.0 working!
*/
public class Chatbox extends JFrame implements Observer {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* Panel for construction.
*/
private final JPanel textPanel;
/**
* Scroller for text area.
*/
private final JScrollPane scroller;
/**
* Text area for chat.
*/
private final JTextArea chatRoomDisplay;
/**
* Submit button for message.
*/
private final JButton submitButton;
/**
* Text field to send chat messages.
*/
private final JTextField chatField;
/**
* my Peer name.
*/
private String myName;
/**
* String to send to peers.
*/
private String toSend;
/**
* All chats sent/received.
*/
private StringBuilder chats;
/**
* Peer object.
*/
private Peer myPeer;
/**
* Constructor.
* @param thePeer object.
*/
public Chatbox(final Peer thePeer) {
myPeer = thePeer;
textPanel = new JPanel(new BorderLayout());
chatRoomDisplay = new JTextArea(10, 80);
chatRoomDisplay.setEditable(false);
scroller = new JScrollPane(chatRoomDisplay);
submitButton = new JButton("Submit");
chatField = new JTextField(70);
this.setTitle("Tesseract Chatbox");
chats = new StringBuilder();
buildFrame();
attachListeners();
myName = "OFFLINE";
this.setName("Chatbox");
}
/**
* Attaches Listeners to button and text field.
*/
private void attachListeners() {
submitButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(final ActionEvent arg0) {
//TODO: SEND MESSAGE IN chatField.
if (arg0.getSource().equals(submitButton)) {
toSend = chatField.getText();
chatField.setText("");
chats.append("\n");
chats.append(myName + ": " + toSend);
chatRoomDisplay.setText(chats.toString());
chatField.setText("");
myPeer.sendExtraToAllPeers(toSend);
}
}
});
chatField.addKeyListener(new ChatFieldListener());
}
/**
* Sets name of this client (local use only).
*/
public void setMyName() {
myName = myPeer.getMyName();
StringBuilder split = new StringBuilder();
split.append(myName);
int start;
int end;
start = split.indexOf("(");
end = split.indexOf(")") + 1;
myName = split.substring(start, end);
this.setTitle("Tesseract Chatbox @ " + myPeer.getMyName());
}
/**
* Builds Chat frame.
*/
private void buildFrame() {
textPanel.add(scroller, BorderLayout.CENTER);
JPanel southPanel = new JPanel(new FlowLayout());
//FlowLayout layout =
/*layout.setHorizontalGroup(
layout.createSequentialGroup()
.addComponent(chatField)
.addComponent(submitButton)
);*/
southPanel.add(chatField);
southPanel.add(submitButton);
textPanel.add(southPanel, BorderLayout.SOUTH);
this.add(textPanel);
this.pack();
this.setVisible(false);
}
@Override
public void update(final Observable arg0, final Object arg1) {
if (arg1.getClass().equals(PeerMessage.class)) {
PeerMessage msg = (PeerMessage) arg1;
if (msg.extra.getClass().equals(String.class)) {
String incMsg = (String) msg.extra;
String source = msg.sender.toString();
StringBuilder split = new StringBuilder();
split.append(source);
int start;
int end;
start = split.indexOf("(");
end = split.indexOf(")") + 1;
source = split.substring(start, end);
chats.append("\n");
chats.append(source + ": " + incMsg);
chatRoomDisplay.setText(chats.toString());
chatRoomDisplay.setCaretPosition(chats.toString().length() - 1);
} else {
System.err.println("Message Extra Field is"
+ " of unsupported type.");
}
}
//Object extra =
//String inc = " ";
//String source = " ";
// TODO Listen for PeerMessage with string in it.
/*
if (arg1.getClass() == inc.getClass()) {
inc = arg1;
source = ((PeerMessage) arg0).getPeer.getName();
chats.append("\n");
chats.append(source + ": " + inc);
}//*/
}
/**
* KeyAdapter inner class for textfield.
* @author Phillip Cardon
* @verson 1.0
*/
private class ChatFieldListener extends KeyAdapter {
/**
* keyReleased, activates on enter key released.
* @param e key event.
*/
public void keyReleased(final KeyEvent e) {
if (e.getKeyCode() == 10) {
toSend = chatField.getText();
if (!toSend.equals("")) {
chats.append("\n");
chats.append(myName + ": " + toSend);
chatRoomDisplay.setText(chats.toString());
chatField.setText("");
myPeer.sendExtraToAllPeers(toSend);
}
}
}
}
}
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