Lab3/src/main/java/org/lumijiez/Main.java

@@ -1,19 +1,11 @@
 package org.lumijiez;
 
-// Press Shift twice to open the Search Everywhere dialog and type `show whitespaces`,
+import org.lumijiez.gui.MainFrame;
-// then press Enter. You can now see whitespace characters in your code.
+
+import javax.swing.*;
+
 public class Main {
     public static void main(String[] args) {
-        // Press Alt+Enter with your caret at the highlighted text to see how
+        SwingUtilities.invokeLater(() -> new MainFrame().setVisible(true));
-        // IntelliJ IDEA suggests fixing it.
-        System.out.println("Hello and welcome!");
-
-        // Press Shift+F10 or click the green arrow button in the gutter to run the code.
-        for (int i = 1; i <= 5; i++) {
-
-            // Press Shift+F9 to start debugging your code. We have set one breakpoint
-            // for you, but you can always add more by pressing Ctrl+F8.
-            System.out.println("i = " + i);
-        }
     }
 }

Lab3/src/main/java/org/lumijiez/gui/MainFrame.java

@@ -0,0 +1,133 @@
+package org.lumijiez.gui;
+import org.lumijiez.tracker.TrackerThread;
+
+import javax.swing.*;
+import java.awt.*;
+import java.nio.file.Path;
+
+public class MainFrame extends JFrame {
+    private final JScrollPane fileListScrollPane = new JScrollPane();
+    private final JList<String> fileList = new JList<>();
+    private final JLabel pathLabel = new JLabel();
+    private final JScrollPane mainScrollPane = new JScrollPane();
+    private final JTextPane mainTextPane = new JTextPane();
+    private final JLabel snapshotLabel = new JLabel();
+    private final JButton CommitButton = new JButton();
+    private final JButton StatusButton = new JButton();
+    private final JMenuBar MainMenubar = new JMenuBar();
+    private final JMenu fileMenu = new JMenu();
+    private final JMenuItem pickFolder = new JMenuItem();
+    private final JMenu settingsMenu = new JMenu();
+    private final JMenuItem settings = new JMenuItem();
+
+    public MainFrame() {
+        initComponents();
+    }
+
+    private void initComponents() {
+
+
+        JFileChooser folderChooser = new JFileChooser();
+        folderChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
+
+        int returnVal = folderChooser.showOpenDialog(this);
+        if (returnVal == JFileChooser.APPROVE_OPTION) {
+            System.out.println("Selected folder: " + folderChooser.getSelectedFile().getAbsolutePath());
+            TrackerThread tr = new TrackerThread(mainTextPane, Path.of(folderChooser.getSelectedFile().getAbsolutePath()));
+            tr.start();
+        }
+
+        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+
+        fileList.setModel(new AbstractListModel<>() {
+            final String[] strings = {"Item 1", "Item 2", "Item 3", "Item 4", "Item 5"};
+
+            public int getSize() {
+                return strings.length;
+            }
+
+            public String getElementAt(int i) {
+                return strings[i];
+            }
+        });
+        fileList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+        fileListScrollPane.setViewportView(fileList);
+
+        snapshotLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18)); // NOI18N
+        snapshotLabel.setText("Last snapshot:");
+
+        mainScrollPane.setViewportView(mainTextPane);
+
+        pathLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18)); // NOI18N
+        pathLabel.setText("Currently tracking: ");
+
+        CommitButton.setText("Commit");
+        CommitButton.addActionListener(this::CommitButtonActionPerformed);
+
+        StatusButton.setText("Status");
+        StatusButton.addActionListener(this::StatusButtonActionPerformed);
+
+        fileMenu.setText("File");
+
+        pickFolder.setText("Pick another folder");
+        fileMenu.add(pickFolder);
+
+        MainMenubar.add(fileMenu);
+
+        settingsMenu.setText("Edit");
+
+        settings.setText("Settings");
+        settingsMenu.add(settings);
+
+        MainMenubar.add(settingsMenu);
+
+        setJMenuBar(MainMenubar);
+
+        GroupLayout layout = new GroupLayout(getContentPane());
+        getContentPane().setLayout(layout);
+        layout.setHorizontalGroup(
+                layout.createParallelGroup(GroupLayout.Alignment.LEADING)
+                        .addGroup(layout.createSequentialGroup()
+                                .addContainerGap()
+                                .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
+                                        .addComponent(pathLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                                        .addComponent(snapshotLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                                        .addGroup(layout.createSequentialGroup()
+                                                .addComponent(fileListScrollPane, GroupLayout.PREFERRED_SIZE, 195, GroupLayout.PREFERRED_SIZE)
+                                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
+                                                .addComponent(mainScrollPane, GroupLayout.PREFERRED_SIZE, 599, GroupLayout.PREFERRED_SIZE)
+                                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
+                                                .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
+                                                        .addGroup(layout.createSequentialGroup()
+                                                                .addComponent(CommitButton)
+                                                                .addGap(0, 1, Short.MAX_VALUE))
+                                                        .addComponent(StatusButton, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))
+                                .addContainerGap())
+        );
+        layout.setVerticalGroup(
+                layout.createParallelGroup(GroupLayout.Alignment.LEADING)
+                        .addGroup(GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
+                                .addComponent(snapshotLabel, GroupLayout.PREFERRED_SIZE, 28, GroupLayout.PREFERRED_SIZE)
+                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                                .addComponent(pathLabel, GroupLayout.PREFERRED_SIZE, 28, GroupLayout.PREFERRED_SIZE)
+                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
+                                .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
+                                        .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING, false)
+                                                .addComponent(fileListScrollPane, GroupLayout.DEFAULT_SIZE, 573, Short.MAX_VALUE)
+                                                .addComponent(mainScrollPane))
+                                        .addGroup(layout.createSequentialGroup()
+                                                .addComponent(CommitButton)
+                                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
+                                                .addComponent(StatusButton)))
+                                .addContainerGap())
+        );
+
+        pack();
+    }
+
+    private void CommitButtonActionPerformed(java.awt.event.ActionEvent evt) {
+    }
+
+    private void StatusButtonActionPerformed(java.awt.event.ActionEvent evt) {
+    }
+}

Lab3/src/main/java/org/lumijiez/tracker/TrackerThread.java

@@ -0,0 +1,60 @@
+package org.lumijiez.tracker;
+
+import javax.swing.*;
+import java.io.IOException;
+import java.nio.file.*;
+
+public class TrackerThread extends Thread {
+    private final JTextPane textPane;
+    private final Path path;
+
+    public TrackerThread(JTextPane textPane, Path path) {
+        this.textPane = textPane;
+        this.path = path;
+    }
+
+    public void checkDirectory(Path path) {
+        try {
+            WatchService watchService = FileSystems.getDefault().newWatchService();
+            path.register(watchService, StandardWatchEventKinds.ENTRY_CREATE, StandardWatchEventKinds.ENTRY_MODIFY, StandardWatchEventKinds.ENTRY_DELETE);
+
+            while (true) {
+                WatchKey key;
+                try {
+                    key = watchService.take();
+                } catch (InterruptedException e) {
+                    return;
+                }
+
+                for (WatchEvent<?> event : key.pollEvents()) {
+                    WatchEvent.Kind<?> kind = event.kind();
+
+                    @SuppressWarnings("unchecked")
+                    WatchEvent<Path> ev = (WatchEvent<Path>) event;
+                    Path fileName = ev.context();
+
+                    System.out.println(kind.name() + ": " + fileName);
+
+                    if (kind == StandardWatchEventKinds.ENTRY_CREATE) {
+                        textPane.setText(textPane.getText() + " file created\n");
+                    } else if (kind == StandardWatchEventKinds.ENTRY_MODIFY) {
+                        textPane.setText(textPane.getText() + " file modified\n");
+                    } else if (kind == StandardWatchEventKinds.ENTRY_DELETE) {
+                        textPane.setText(textPane.getText() + " file deleted\n");
+                    }
+                }
+
+                boolean valid = key.reset();
+                if (!valid) {
+                    break;
+                }
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+    @Override
+    public void run() {
+        checkDirectory(path);
+    }
+}