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envoy/src/main/java/envoy/client/ui/ChatWindow.java

221 lines
8.0 KiB
Java

package envoy.client.ui;
import java.awt.Color;
import java.awt.ComponentOrientation;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.io.IOException;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.ListSelectionModel;
import javax.swing.SwingUtilities;
import javax.swing.border.EmptyBorder;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.http.client.ClientProtocolException;
import org.xml.sax.SAXException;
import envoy.client.EnvoyClient;
import envoy.schema.Message;
import envoy.schema.User;
import envoy.schema.Users;
/**
* Project: <strong>envoy-client</strong><br>
* File: <strong>ChatWindow.java</strong><br>
* Created: <strong>28 Sep 2019</strong><br>
*
* @author Kai S. K. Engelbart
* @author Maximilian K&auml;fer
* @since Envoy 0.1
*/
public class ChatWindow extends JFrame {
private static final long serialVersionUID = 6865098428255463649L;
private long recipientID = 0;
private JPanel contentPane = new JPanel();
private EnvoyClient envoyClient = new EnvoyClient();
private DefaultListModel<String> messageListModel = new DefaultListModel<>();
public ChatWindow() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 600, 800);
setTitle("Envoy");
setLocationRelativeTo(null);
contentPane.setBackground(new Color(0, 0, 0));
contentPane.setForeground(Color.white);
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
setContentPane(contentPane);
GridBagLayout gbl_contentPane = new GridBagLayout();
gbl_contentPane.columnWidths = new int[] { 1, 1, 1 };
gbl_contentPane.rowHeights = new int[] { 1, 1, 1 };
gbl_contentPane.columnWeights = new double[] { 0.3, 1.0, 0.1 };
gbl_contentPane.rowWeights = new double[] { 0.05, 1, 0.07 };
contentPane.setLayout(gbl_contentPane);
JList<String> elementList = new JList<>();
elementList.setFocusTraversalKeysEnabled(false);
elementList.setSelectionForeground(new Color(255, 255, 255));
elementList.setSelectionBackground(new Color(102, 0, 153));
elementList.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
elementList.setForeground(new Color(255, 255, 255));
elementList.setBackground(new Color(51, 51, 51));
elementList.setModel(messageListModel);
elementList.setFont(new Font("Arial", Font.PLAIN, 17));
elementList.setFixedCellHeight(60);
elementList.setBorder(new EmptyBorder(5, 5, 5, 5));
JScrollPane scrollPane = new JScrollPane();
scrollPane.setForeground(new Color(0, 0, 0));
scrollPane.setBackground(new Color(51, 51, 51));
scrollPane.setViewportView(elementList);
scrollPane.setBorder(null);
GridBagConstraints gbc_scrollPane = new GridBagConstraints();
gbc_scrollPane.fill = GridBagConstraints.BOTH;
gbc_scrollPane.gridwidth = 2;
gbc_scrollPane.gridx = 1;
gbc_scrollPane.gridy = 1;
gbc_scrollPane.insets = new Insets(10, 10, 10, 10);
contentPane.add(scrollPane, gbc_scrollPane);
// Message enter field
JTextArea messageEnterTextfield = new JTextArea();
messageEnterTextfield.setCaretColor(new Color(255, 255, 255));
messageEnterTextfield.setForeground(new Color(255, 255, 255));
messageEnterTextfield.setBackground(new Color(51, 51, 51));
messageEnterTextfield.setLineWrap(true);
messageEnterTextfield.setBorder(null);
messageEnterTextfield.setFont(new Font("Arial", Font.PLAIN, 17));
messageEnterTextfield.setBorder(new EmptyBorder(5, 5, 5, 5));
GridBagConstraints gbc_moveSelectionMessageEnterTextfield = new GridBagConstraints();
gbc_moveSelectionMessageEnterTextfield.fill = GridBagConstraints.BOTH;
gbc_moveSelectionMessageEnterTextfield.gridx = 1;
gbc_moveSelectionMessageEnterTextfield.gridy = 2;
gbc_moveSelectionMessageEnterTextfield.insets = new Insets(10, 10, 10, 10);
contentPane.add(messageEnterTextfield, gbc_moveSelectionMessageEnterTextfield);
// Post Button
JButton postButton = new JButton("Post");
postButton.setForeground(new Color(255, 255, 255));
postButton.setBackground(new Color(102, 51, 153));
postButton.setBorderPainted(false);
GridBagConstraints gbc_moveSelectionPostButton = new GridBagConstraints();
gbc_moveSelectionPostButton.fill = GridBagConstraints.BOTH;
gbc_moveSelectionPostButton.gridx = 2;
gbc_moveSelectionPostButton.gridy = 2;
gbc_moveSelectionPostButton.insets = new Insets(10, 10, 10, 10);
contentPane.add(postButton, gbc_moveSelectionPostButton);
postButton.addActionListener((evt) -> {
if (recipientID == 0) System.out.println("Please select recipient");
// TODO: Acquire proper sender id
if (!messageEnterTextfield.getText().isEmpty() && recipientID != 0) try {
final Message message = envoyClient.createMessage(1, recipientID, messageEnterTextfield.getText());
envoyClient.sendMessage(message);
appendMessageToChat(message);
messageEnterTextfield.setText("");
} catch (Exception e) {
JOptionPane.showMessageDialog(this,
"An exception occured while sending a message. See the log for more details.",
"Exception occured",
JOptionPane.ERROR_MESSAGE);
e.printStackTrace();
}
});
JList<User> userList = new JList<>();
userList.setCellRenderer(new UserListRenderer());
userList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
userList.addListSelectionListener((listSelectionEvent) -> {
if (!listSelectionEvent.getValueIsAdjusting()) {
@SuppressWarnings("unchecked")
JList<User> selectedUserList = (JList<User>) listSelectionEvent.getSource();
recipientID = selectedUserList.getModel().getElementAt(selectedUserList.getSelectedIndex()).getID();
}
});
userList.setSelectionForeground(new Color(255, 255, 255));
userList.setSelectionBackground(new Color(102, 0, 153));
userList.setForeground(new Color(255, 255, 255));
userList.setBackground(new Color(51, 51, 51));
userList.setFont(new Font("Arial", Font.PLAIN, 17));
userList.setBorder(new EmptyBorder(5, 5, 5, 5));
GridBagConstraints gbc_userList = new GridBagConstraints();
gbc_userList.gridx = 0;
gbc_userList.gridy = 1;
gbc_userList.anchor = GridBagConstraints.PAGE_START;
gbc_userList.insets = new Insets(10, 0, 10, 0);
contentPane.add(userList, gbc_userList);
contentPane.revalidate();
loadUserList(userList);
}
private void loadUserList(JList<User> userList) {
new Thread(() -> {
Users users = envoyClient.getUsersListXml();
DefaultListModel<User> userListModel = new DefaultListModel<>();
users.getUser().forEach(user -> userListModel.addElement(user));
SwingUtilities.invokeLater(() -> userList.setModel(userListModel));
}).start();
}
/**
* Extracts the first text content from a message.
*
* @param message The message from which to return the text content
* @return The first content of type 'text'
*/
public String getFirstTextContent(Message message) { return message.getContent().get(0).getText(); }
/**
* Appends a message with sender and message content to the message list.
*
* @param message The message to append
*/
private void appendMessageToChat(Message message) {
messageListModel.addElement("<html>" + "<p style=\"color:#d2d235\"> <b> <small>"
+ message.getMetaData().getSender() + "</b> </small>" + "<br>" + "<p style=\"color:white\">"
+ getFirstTextContent(message) + "</span></html>");
}
public static void main(String[] args)
throws ClientProtocolException, IOException, SAXException, ParserConfigurationException {
EventQueue.invokeLater(() -> {
try {
ChatWindow frame = new ChatWindow();
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
});
}
}