diff --git a/blackbox/ui/PacmanLogWindow.py b/blackbox/ui/PacmanLogWindow.py
new file mode 100644
index 0000000..2c47bf6
--- /dev/null
+++ b/blackbox/ui/PacmanLogWindow.py
@@ -0,0 +1,71 @@
+# This class is used to create a window to monitor the pacman log file inside /var/log/pacman.log
+
+import os
+import gi
+import Functions as fn
+from gi.repository import Gtk, Gdk, GdkPixbuf, Pango, GLib
+
+gi.require_version("Gtk", "3.0")
+
+base_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
+# base_dir = os.path.dirname(os.path.realpath(__file__))
+
+
+class PacmanLogWindow(Gtk.Window):
+    def __init__(self, textview_pacmanlog, btn_pacmanlog):
+        Gtk.Window.__init__(self)
+
+        self.start_logtimer = True
+        self.textview_pacmanlog = textview_pacmanlog
+        self.btn_pacmanlog = btn_pacmanlog
+        headerbar = Gtk.HeaderBar()
+
+        headerbar.set_show_close_button(True)
+
+        self.set_titlebar(headerbar)
+
+        self.set_title("BlackBox - Pacman log file viewer")
+        self.set_default_size(800, 600)
+        self.set_resizable(True)
+        self.set_border_width(10)
+        self.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
+        self.set_icon_from_file(os.path.join(base_dir, "images/blackbox.png"))
+        self.connect("delete-event", self.on_close)
+
+        btn_pacmanlog_ok = Gtk.Button(label="OK")
+        btn_pacmanlog_ok.connect("clicked", self.on_response, "response")
+        btn_pacmanlog_ok.set_size_request(100, 30)
+        btn_pacmanlog_ok.set_halign(Gtk.Align.END)
+
+        pacmanlog_scrolledwindow = Gtk.ScrolledWindow()
+        pacmanlog_scrolledwindow.set_size_request(750, 500)
+        pacmanlog_scrolledwindow.add(self.textview_pacmanlog)
+
+        lbl_padding1 = Gtk.Label(xalign=0, yalign=0)
+        lbl_padding1.set_text("")
+
+        vbox_pacmanlog = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=0)
+
+        vbox_pacmanlog.pack_start(pacmanlog_scrolledwindow, True, True, 0)
+        vbox_pacmanlog.pack_start(lbl_padding1, False, False, 0)
+        vbox_pacmanlog.pack_start(btn_pacmanlog_ok, False, False, 0)
+
+        self.add(vbox_pacmanlog)
+
+    def on_close(self, widget, data):
+        fn.logger.debug("Closing pacman log monitoring window")
+        self.start_logtimer = False
+        self.btn_pacmanlog.set_sensitive(True)
+
+        self.hide()
+        self.destroy()
+
+    def on_response(self, widget, response):
+        # stop updating the textview
+        fn.logger.debug("Closing pacman log monitoring dialog")
+        self.start_logtimer = False
+        self.btn_pacmanlog.set_sensitive(True)
+
+        # self.remove(self)
+        self.hide()
+        self.destroy()
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