270 lines
9.4 KiB
Java
270 lines
9.4 KiB
Java
package envoy.client.ui;
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import java.awt.Color;
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import java.awt.ComponentOrientation;
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import java.awt.Font;
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import java.awt.GridBagConstraints;
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import java.awt.GridBagLayout;
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import java.awt.Insets;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import javax.swing.DefaultListModel;
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import javax.swing.JButton;
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import javax.swing.JFrame;
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import javax.swing.JList;
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import javax.swing.JOptionPane;
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import javax.swing.JPanel;
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import javax.swing.JScrollPane;
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import javax.swing.JTextArea;
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import javax.swing.JTextPane;
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import javax.swing.ListSelectionModel;
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import javax.swing.SwingUtilities;
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import javax.swing.Timer;
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import javax.swing.border.EmptyBorder;
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import envoy.client.Chat;
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import envoy.client.Client;
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import envoy.client.LocalDB;
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import envoy.schema.Message;
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import envoy.schema.Messages;
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import envoy.schema.User;
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import envoy.schema.Users;
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/**
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* Project: <strong>envoy-client</strong><br>
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* File: <strong>ChatWindow.java</strong><br>
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* Created: <strong>28 Sep 2019</strong><br>
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*
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* @author Kai S. K. Engelbart
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* @author Maximilian Käfer
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* @author Leon Hofmeister
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* @since Envoy 0.1
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*/
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public class ChatWindow extends JFrame {
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private static final long serialVersionUID = 6865098428255463649L;
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private JPanel contentPane = new JPanel();
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private Client client;
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private LocalDB localDB;
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private JList<User> userList = new JList<>();
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private Chat currentChat;
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public ChatWindow(Client client, LocalDB localDB) {
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this.client = client;
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this.localDB = localDB;
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setBounds(100, 100, 600, 800);
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setTitle("Envoy");
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setLocationRelativeTo(null);
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// Save chats when window closes
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addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) { localDB.saveToLocalDB(); }
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});
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contentPane.setBackground(new Color(0, 0, 0));
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contentPane.setForeground(Color.white);
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contentPane.setBorder(new EmptyBorder(0, 5, 0, 0));
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setContentPane(contentPane);
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GridBagLayout gbl_contentPane = new GridBagLayout();
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gbl_contentPane.columnWidths = new int[] { 1, 1, 1 };
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gbl_contentPane.rowHeights = new int[] { 1, 1, 1 };
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gbl_contentPane.columnWeights = new double[] { 0.3, 1.0, 0.1 };
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gbl_contentPane.rowWeights = new double[] { 0.05, 1, 0.07 };
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contentPane.setLayout(gbl_contentPane);
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JList<Message> messageList = new JList<>();
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messageList.setCellRenderer(new MessageListRenderer());
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messageList.setFocusTraversalKeysEnabled(false);
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messageList.setSelectionForeground(new Color(255, 255, 255));
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messageList.setSelectionBackground(new Color(102, 0, 153));
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messageList.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
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messageList.setForeground(new Color(255, 255, 255));
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messageList.setBackground(new Color(51, 51, 51));
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DefaultListModel<Message> messageListModel = new DefaultListModel<>();
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messageList.setModel(messageListModel);
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messageList.setFont(new Font("Arial", Font.PLAIN, 17));
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messageList.setFixedCellHeight(60);
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messageList.setBorder(new EmptyBorder(5, 5, 5, 5));
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JScrollPane scrollPane = new JScrollPane();
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scrollPane.setForeground(new Color(0, 0, 0));
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scrollPane.setBackground(new Color(51, 51, 51));
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scrollPane.setViewportView(messageList);
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scrollPane.setBorder(null);
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GridBagConstraints gbc_scrollPane = new GridBagConstraints();
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gbc_scrollPane.fill = GridBagConstraints.BOTH;
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gbc_scrollPane.gridwidth = 2;
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gbc_scrollPane.gridx = 1;
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gbc_scrollPane.gridy = 1;
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gbc_scrollPane.insets = new Insets(0, 10, 10, 10);
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contentPane.add(scrollPane, gbc_scrollPane);
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// Message enter field
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JTextArea messageEnterTextfield = new JTextArea();
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messageEnterTextfield.setCaretColor(new Color(255, 255, 255));
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messageEnterTextfield.setForeground(new Color(255, 255, 255));
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messageEnterTextfield.setBackground(new Color(51, 51, 51));
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messageEnterTextfield.setLineWrap(true);
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messageEnterTextfield.setBorder(null);
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messageEnterTextfield.setFont(new Font("Arial", Font.PLAIN, 17));
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messageEnterTextfield.setBorder(new EmptyBorder(5, 5, 5, 5));
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GridBagConstraints gbc_moveSelectionMessageEnterTextfield = new GridBagConstraints();
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gbc_moveSelectionMessageEnterTextfield.fill = GridBagConstraints.BOTH;
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gbc_moveSelectionMessageEnterTextfield.gridx = 1;
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gbc_moveSelectionMessageEnterTextfield.gridy = 2;
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gbc_moveSelectionMessageEnterTextfield.insets = new Insets(10, 10, 10, 10);
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contentPane.add(messageEnterTextfield, gbc_moveSelectionMessageEnterTextfield);
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// Post Button
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JButton postButton = new JButton("Post");
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postButton.setForeground(new Color(255, 255, 255));
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postButton.setBackground(new Color(102, 51, 153));
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postButton.setBorderPainted(false);
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GridBagConstraints gbc_moveSelectionPostButton = new GridBagConstraints();
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gbc_moveSelectionPostButton.fill = GridBagConstraints.BOTH;
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gbc_moveSelectionPostButton.gridx = 2;
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gbc_moveSelectionPostButton.gridy = 2;
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gbc_moveSelectionPostButton.insets = new Insets(10, 10, 10, 10);
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postButton.addActionListener((evt) -> {
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if (!client.hasRecipient()) {
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JOptionPane.showMessageDialog(this, "Please select a recipient!", "Cannot send message", JOptionPane.INFORMATION_MESSAGE);
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return;
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}
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if (!messageEnterTextfield.getText().isEmpty()) try {
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// Create and send message object
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final Message message = client.createMessage(messageEnterTextfield.getText());
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client.sendMessage(message);
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// Append message object to chat
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currentChat.appendMessage(message);
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messageList.setModel(currentChat.getModel());
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// Clear text field
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messageEnterTextfield.setText("");
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contentPane.revalidate();
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} catch (Exception e) {
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JOptionPane.showMessageDialog(this,
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"An exception occured while sending a message. See the log for more details.",
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"Exception occured",
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JOptionPane.ERROR_MESSAGE);
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e.printStackTrace();
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}
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});
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contentPane.add(postButton, gbc_moveSelectionPostButton);
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// Partner name display
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JTextPane textPane = new JTextPane();
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textPane.setBackground(new Color(0, 0, 0));
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textPane.setForeground(new Color(255, 255, 255));
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textPane.setFont(new Font("Arial", Font.PLAIN, 20));
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GridBagConstraints gbc_partnerName = new GridBagConstraints();
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gbc_partnerName.fill = GridBagConstraints.HORIZONTAL;
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gbc_partnerName.gridwidth = 2;
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gbc_partnerName.gridx = 1;
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gbc_partnerName.gridy = 0;
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gbc_partnerName.insets = new Insets(0, 10, 0, 10);
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contentPane.add(textPane, gbc_partnerName);
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userList.setCellRenderer(new UserListRenderer());
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userList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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userList.addListSelectionListener((listSelectionEvent) -> {
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if (!listSelectionEvent.getValueIsAdjusting()) {
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@SuppressWarnings("unchecked")
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final JList<User> selectedUserList = (JList<User>) listSelectionEvent.getSource();
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final User user = selectedUserList.getSelectedValue();
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client.setRecipient(user);
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currentChat = localDB.getChats().stream().filter(chat -> chat.getRecipient().getID() == user.getID()).findFirst().get();
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client.setRecipient(user);
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textPane.setText(currentChat.getRecipient().getName());
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messageList.setModel(currentChat.getModel());
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contentPane.revalidate();
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}
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});
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userList.setSelectionForeground(new Color(255, 255, 255));
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userList.setSelectionBackground(new Color(102, 0, 153));
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userList.setForeground(new Color(255, 255, 255));
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userList.setBackground(new Color(51, 51, 51));
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userList.setFont(new Font("Arial", Font.PLAIN, 17));
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userList.setBorder(new EmptyBorder(5, 5, 5, 5));
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GridBagConstraints gbc_userList = new GridBagConstraints();
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gbc_userList.fill = GridBagConstraints.VERTICAL;
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gbc_userList.gridx = 0;
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gbc_userList.gridy = 1;
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gbc_userList.anchor = GridBagConstraints.PAGE_START;
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gbc_userList.insets = new Insets(0, 0, 10, 0);
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contentPane.add(userList, gbc_userList);
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contentPane.revalidate();
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loadUsersAndChats();
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startReceiverThread(5000);
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contentPane.revalidate();
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}
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/**
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* Initializes the elements of the user list by downloading them from the
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* server.
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*/
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private void loadUsersAndChats() {
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new Thread(() -> {
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Users users = client.getUsersListXml();
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DefaultListModel<User> userListModel = new DefaultListModel<>();
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users.getUser().forEach(user -> {
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userListModel.addElement(user);
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// Check if user exists in local DB
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if (localDB.getChats().stream().filter(c -> c.getRecipient().getID() == user.getID()).count() == 0)
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localDB.getChats().add(new Chat(user));
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});
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SwingUtilities.invokeLater(() -> userList.setModel(userListModel));
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}).start();
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}
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/**
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* Checks for new messages and adds them to the chat list.
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*
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* @param timeout the amount of time that passes between two requests sent to
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* the server
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*/
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private void startReceiverThread(int timeout) {
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new Timer(timeout, (evt) -> {
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Messages unreadMessages = client.getUnreadMessages(client.getSender().getID());
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for (int i = 0; i < unreadMessages.getMessage().size(); i++)
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for (int j = 0; j < localDB.getChats().size(); j++)
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if (localDB.getChats().get(j).getRecipient().getID() == unreadMessages.getMessage().get(i).getMetaData().getSender())
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localDB.getChats().get(j).appendMessage(unreadMessages.getMessage().get(i));
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}).start();
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}
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} |