def goto_file_line(self, event=None):
     if self.file_line_progs is None:
         l = []
         for pat in self.file_line_pats:
             l.append(re.compile(pat, re.IGNORECASE))
         self.file_line_progs = l
     # x, y = self.event.x, self.event.y
     # self.text.mark_set("insert", "@%d,%d" % (x, y))
     line = self.text.get("insert linestart", "insert lineend")
     result = self._file_line_helper(line)
     if not result:
         # Try the previous line.  This is handy e.g. in tracebacks,
         # where you tend to right-click on the displayed source line
         line = self.text.get("insert -1line linestart",
                              "insert -1line lineend")
         result = self._file_line_helper(line)
         if not result:
             tkMessageBox.showerror(
                 "No special line",
                 "The line you point at doesn't look like "
                 "a valid file name followed by a line number.",
                 parent=self.text)
             return
     filename, lineno = result
     edit = self.flist.open(filename)
     edit.gotoline(lineno)

def play_game(game):
    result = ""
    while not result:
        print_game(game)
        choice = input("Cell[1-9 or q to quit]: ")
        if choice.lower()[0] == "q":
            save = mb.askyesno("Save game", "Save game before quitting?")
            if save:
                oxo_logic.save_game(game)
            quit_game()
        else:
            try:
                cell = int(choice) - 1
                if not (0 <= cell <= 8):  # check range
                    raise ValueError
            except ValueError:
                print("Choose a number between 1 and 9 or 'q' to quit ")
                continue

            try:
                result = oxo_logic.user_move(game, cell)
            except ValueError:
                mb.showerror("Invalid cell", "Choose an empty cell")
                continue
            if not result:
                result = oxo_logic.computer_move(game)
            if not result:
                continue
            elif result == "D":
                print_game(game)
                mb.showinfo("Result", "It's a draw")
            else:
                print_game(game)
                mb.showinfo("Result", "Winner is {}".format(result))

def gui_login():
    items = map(int, w.acc_list.curselection())
    for idx in items:
        try:
            login_manager.login(w.acc_list.get(idx))  # TODO: write console cbs
        except URLError as e:
            messagebox.showerror("Error", e.msg)

    def _onExecButton( self ):
        '''
        **Private Method**
        
        Handler for Execute Button pressed.
        Checks that test file(s) have been selected.
        Resets the data in the GUI Interface class and the GUI fields.
        Disables the Execute Button widget.
        Initiates a new thread to run the Regression Test Suite.
        
        :return: n/a:
        
        '''

        # Test that we have files to test
        f = SetupConfig().getTestFiles()
        if( 
           isinstance( f, list ) == False or
           len( f ) < 1
           ):
            messagebox.showerror( 'Uh-oh', 'No File(s) to test specified' )
            return

        self._execButton.configure( state = 'disabled', bg = 'light gray' )
        GuiIF().reset()
        self._updateResults()
        ExecThread().start()

def setloggingoptions():
    while True:
        if os.path.exists("data//logs") == True:
            try:
                logfilename = 'data//logs//log_gui ({}).log'.format(time.strftime("%d-%m-%Y"))
                handler = logging.FileHandler(logfilename)
                formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
                handler.setFormatter(formatter)
                if bLoggingenabled == 0:
                    logging.basicConfig()
                else:
                    logging.basicConfig(filename=logfilename, level=logging.DEBUG)
                logger.addHandler(handler)
                logger.handlers.pop()
                logger.debug('Started %s at %s on %s', appname, time.strftime("%H:%M:%S"), time.strftime("%d/%m/%Y"))
                logger.info('Running on {} version {} {}.'.format(platform.system(), platform.release(), platform.machine()))
                # cx_freeze?
                if appfrozen == True:
                    logger.info("Currently running the frozen version. Compiled by cx_freeze.")
                else:
                    logger.info("Currently running from the Python script.")
                logger.info("%s version (%s %s) started in directory: %s", appname, version, release, currentdir)
                break
            except Exception as e:
                messagebox.showerror("Error", "Cannot create log.\n Exception: %s\nTrying to create logs folder..." % (str(e)))
                try:
                    os.mkdir("data//logs")
                except Exception as e:
                    messagebox.showerror("Error", "Cannot create logs folder.\n Exception: %s" % (str(e)))
        else:
            os.mkdir("data//logs")

 def stop_parsing(self):
     """Stop the results process"""
     if self.parser._scoreboard_parser is not None:
         messagebox.showwarning("Warning", "Parsing cannot be stopped while results a scoreboard.")
         return
     self.parsing_control_button.config(state=tk.DISABLED)
     self.parsing_control_button.update()
     if self.minimap_enabled.get() is True and self.minimap is not None:
         self.minimap.destroy()
     self.close_overlay()
     self.parser.stop()
     self.parsing_control_button.config(text="Start Parsing", command=self.start_parsing)
     time.sleep(0.1)
     try:
         self.parser.join(timeout=2)
     except Exception as e:
         messagebox.showerror("Error", "While real-time results, the following error occurred:\n\n{}".format(e))
         raise
     self.watching_stringvar.set("Watching no file...")
     print("[RealTimeFrame] RealTimeParser reference count: {}".format(sys.getrefcount(self.parser)))
     self.parser = None
     self.close_overlay()
     DiscordClient().send_recent_files(self.window)
     self.window.update_presence()
     self.parsing_control_button.config(state=tk.NORMAL)
     self.data.set(self.DATA_STR_BASE.format("Not real-time results\n"))

 def connector(event):
     print(self.hostname)
     if self.ping(self.hostname):
         tkConnect.config(state='disabled')
         tkUsername.config(state='disabled')
         tkPassword.config(state='disabled')
         tkHostname.config(state='disabled')
         tkConnect.unbind("<ButtonRelease-1>")
         tkDisConnect.config(state='active')
         tkDisConnect.bind("<ButtonRelease-1>", disconnector)
         hostnamesaver(event)
         usernamesaver(event)
         tkLog.insert(0, 'Connected!' + " - Time: " + str(datetime.datetime.now().time()))
         tkCommandLine.config(state='normal')
         try:
             self.connectButton()
             tkLog.insert(0, str(datetime.datetime.now().time()) + " - INFO: Host is valid!")
         except:
             print("Host nem elérhető!")
     else:
         messagebox.showerror(title="Host error", message="Host doesn't found on network!")
         tkLog.insert(0, str(datetime.datetime.now().time()) + " - ERROR: Host doesn't found!")
         disconnector(self)
     try:
         if SC.get_transport().is_active():
             print('Connection is still alive. - ' + str(datetime.datetime.now().time()))
         else:
             print('Connection is NOT alive. - ' + str(datetime.datetime.now().time()))
             self.disconnectButton(self)
             tkLog.insert(0, "ERROR: Host doesn't found!")
     except:
         print("ERROR! during get_transport().isalive()")
         disconnector(event)
         messagebox.showerror(title="Host error", message="Host doesn't found on network!")
         tkLog.insert(0, "INFO: Host is not valid!")

 def runUpdate() :
     '''
     Call the xrandr command line tool to implement the changes
     '''
     cmd = ["xrandr"]
     for x in self.displayObjs :
         cmd.append("--output")
         cmd.append(x.display)
         if x.enabled == True : cmd.append("--auto")
         else : 
             cmd.append("--off")
             continue
         if x.primary == True and UI.getPrimary() != x.display : cmd.append("--primary")
         if x.resolution != "Default" :
             cmd.append("--mode")
             cmd.append(x.resolution)
         if self.mirror.get() == False and x.position[1] != "None" :
             pos = x.position
             if pos[0] == "Left of" : cmd.append("--left-of")
             elif pos[0] == "Right of" : cmd.append("--right-of")
             elif pos[0] == "Above" : cmd.append("--above")
             else : cmd.append("--below")
             cmd.append(x.position[1])
     error = Popen(cmd, stderr = PIPE).communicate()
     error = error[1].decode("utf-8")
     if error != "" :
         messagebox.showerror(title = "Xrandr error", message = error)

	def connect(self, event=None):
		"""
		Attempts to connect to a Bluetooth device. If there is a Bluetooth Error,
		we set 'self.error_message' to equal the error in question so we can then
		flag our GUI that there was an issue.

		If we have succesfully connected, we set 'self.sock' to equal to the connected
		socket, this is then passed into the GUI within the calling function.

		Parameters
		----------
		event : tkinter event
			We just need this to enable keybinding <Return> to function properly.
		"""
		try:
			port = int(self.port.get())
			address = self.address.get()
		except ValueError:
			messagebox.showerror("Error","Port must be an integer")
		else:
			try:
				sock = bt.BluetoothSocket(bt.RFCOMM)
				sock.connect((address, port))
				self.sock = sock
				self.address = address
				self.port = port
			except bt.btcommon.BluetoothError as e:
				self.sock = None
				self.error_message = e
			self.cancel()

def reset() :
    rmFilesFailed = False
    question = "The following files will be deleted:\n\n    ~/.gtkrc-2.0\n    ~/.config/gtk-3.0/settings.ini\n    ~/.icons/default/index.theme\n\nDo you want to continue?"
    choice = messagebox.askyesno(title = "Reset", message = question)
    if choice :
        homeDir = os.path.expanduser('~')
        try : os.remove(homeDir + "/.gtkrc-2.0")
        except FileNotFoundError : pass
        except IOError : rmFilesFailed = True
        try : os.remove(homeDir + "/.config/gtk-3.0/settings.ini")
        except FileNotFoundError : pass
        except IOError : rmFilesFailed = True
        try : os.remove(homeDir + "/.icons/default/index.theme")
        except FileNotFoundError : pass
        except IOError : rmFilesFailed = True
        if rmFilesFailed : messagebox.showerror(title = "Error", message = "Errors occured whilst removing the settings files.")
        ui.varOpG2.set(getResource("gtk2", "gtk-theme-name"))
        ui.varOpG3.set(getResource("gtk3", "gtk-theme-name"))
        ui.varOpFont.delete(0, len(ui.varOpFont.get()))
        ui.varOpFont.insert(0, getResource("gtk2", "gtk-font-name"))
        ui.varOpIcons.set(getResource("gtk2", "gtk-icon-theme-name"))
        ui.varOpCursors.set(getResource("xdg_cursor", "Inherits"))
        ui.varOpButtonImages.set(getResource("gtk2", "gtk-button-images"))
        ui.varOpMenuImages.set(getResource("gtk2", "gtk-menu-images"))
        ui.varOpDarkTheme.set(getResource("gtk3", "gtk-application-prefer-dark-theme"))

 def saveAs():
     f = asksaveasfile(mode='w',defaultextension='.txt')
     t = text.get(0.0,END)
     try:
         f.write(t.rstrip())
     except:
         showerror(title="Error",message="File save fail...")

 def start_youtube_dl(self):
     # Start downloading the specified url
     if self._output_path.get():
         output_path = self._output_path.get()
     else:
         try:
             output_path = os.path.dirname(os.path.abspath(__file__))
         except NameError:
             import sys
             output_path = os.path.dirname(os.path.abspath(sys.argv[0]))
     output_tmpl = output_path + '/%(title)s-%(id)s.%(ext)s'
     options = {
         'format': 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/bestvideo+bestaudio/best',
         'merge_output_format': 'mp4',
         'socket_timeout': '15',
         'progress_hooks': [self._logger.log],
         'ignoreerrors': True,
         'outtmpl': output_tmpl,
     }
     if self._extract_audio.get():
         options['format'] = 'bestaudio/best',
         options['postprocessors'] = [{
             'key': 'FFmpegExtractAudio',
             'preferredcodec': 'mp3',
             'preferredquality': '3',
         }]
     dl = YoutubeDL(options)
     status = dl.download([self._video_url.get()])
     if status != 0:
         mbox.showerror("youtube-dl error", "An error happened whilst processing your video(s)")
     else:
         mbox.showinfo("youtube-dl finished", "Your video(s) have been successfully processed")

    def download_export():
        if not report_name.get() or not scheme_round.get() \
                or not api_key.get():
            messagebox.showerror(
                title="Error",
                message="All fields are required.")
            return

        file_path = get_file_path()
        if not file_path:
            return

        # Run the given report!
        try:
            REPORTS_DICT[report_name.get()](
                scheme_round.get(),
                api_key.get(),
                file_path)
            messagebox.showinfo(
                title="Done!",
                message="Download complete! File saved to\n%s" % file_path)
        except Exception:
            exc_type, exc_value, exc_traceback = sys.exc_info()
            message = ''.join(traceback.format_exception(exc_type,
                                                         exc_value,
                                                         exc_traceback))
            messagebox.showerror(
                title="Error",
                message="We experienced an error:\n " + message)

    def install_graphics(self, listbox):
        """
        Installs a graphics pack.

        Params:
            listbox
                Listbox containing the list of graphics packs.
        """
        if len(listbox.curselection()) != 0:
            gfx_dir = listbox.get(listbox.curselection()[0])
            if messagebox.askokcancel(
                    message='Your graphics, settings and raws will be changed.',
                    title='Are you sure?'):
                result = self.lnp.install_graphics(gfx_dir)
                if result is False:
                    messagebox.showerror(
                        title='Error occurred', message='Something went wrong: '
                        'the graphics folder may be missing important files. '
                        'Graphics may not be installed correctly.\n'
                        'See the output log for error details.')
                elif result:
                    if messagebox.askyesno(
                            'Update Savegames?',
                            'Graphics and settings installed!\n'
                            'Would you like to update your savegames to '
                            'properly use the new graphics?'):
                        self.update_savegames()
                else:
                    messagebox.showerror(
                        title='Error occurred',
                        message='Nothing was installed.\n'
                        'Folder does not exist or does not have required files '
                        'or folders:\n'+str(gfx_dir))
            binding.update()

    def execute_operation(self, operation):
        """Executa operacoes com apenas um automato."""
        if self.tabbed_frame.index('end') == 0:
            messagebox.showerror('Erro', 'Não há nenhum autômato aberto.')
        else:
            selected_tab_index = self.tabbed_frame.index('current')
            selected_tab = self.opened_tabs[selected_tab_index]
            automaton = selected_tab.get_automaton()
            aut_op = AutomatonOperation(automaton)
            automaton_name = operation + '_' + selected_tab.get_file_name()
            result_automaton = None

            if operation == 'accessibility':
                result_automaton = aut_op.accessibility()
            elif operation == 'trim':
                result_automaton = aut_op.trim()
            elif operation == 'co_accessibility':
                result_automaton = aut_op.co_accessibility()
            elif operation == 'minimization':
                result_automaton = aut_op.minimization()
            elif operation == 'convertion':
                result_automaton = aut_op.convertion()
            else:
                print('Operacao invalida.')

            tab = Tab(result_automaton, automaton_name, self.tabbed_frame)
            self.add_tab(tab)

 def fileDialog(self, fileOptions=None, mode='r', openMode=True):
     defaultFileOptions = {}
     defaultFileOptions['defaultextension'] = ''
     defaultFileOptions['filetypes'] = []
     defaultFileOptions['initialdir'] = ''
     defaultFileOptions['initialfile'] = ''
     defaultFileOptions['parent'] = self.root
     defaultFileOptions['title'] = ''
     if fileOptions is not None:
         for key in fileOptions:
             defaultFileOptions[key] = fileOptions[key]
     if openMode is True:
         file = askopenfilename(**defaultFileOptions)
         if file is not None and file is not '':
             try :
                 self.compressionCore.openImage(file)
                 self.compressionCore.imageSquaring(self.NValue.get())
             except Exception:
                 messagebox.showerror(
                         _("Error"),
                         "It's impossible open the image.")
                 return 
             self.updateGUI(original=True)
     else:
         file = asksaveasfilename(**defaultFileOptions)
         if file is not None and file is not '':
             try:
                 self.compressionCore.compressedImage.save(fp=file, format="bmp")
             except Exception:
                 messagebox.showwarning(
                     _("Error"),
                     "Fail to save compressed image. Please try again.")

    def execute_composition(self, composition):
        """"""
        """Executa operacoes com apenas um automato."""
        selected_tabs_indexes = self.get_selected_checkbuttons()
        if len(selected_tabs_indexes) < 2:
            messagebox.showerror('Erro', 'Você deve selecionar ao menos dois automatos.')
        else:
            selected_automatons = []
            for selected_tab_index in selected_tabs_indexes:
                tab = self.opened_tabs[selected_tab_index]
                automaton = tab.get_automaton()
                selected_automatons.append(automaton)

            aut_op = AutomatonOperation(selected_automatons[0])
            automaton_name = composition #+ '_' + selected_tab.get_file_name()
            result_automaton = None

            if composition == 'product':
                result_automaton = selected_automatons[0]
                for i in range(1, len(selected_automatons)):
                    result_automaton = aut_op.product_composition(result_automaton, selected_automatons[i])
            elif composition == 'parallel_composition':
                result_automaton = selected_automatons[0]
                for i in range(1, len(selected_automatons)):
                    result_automaton = aut_op.parallel_composition(result_automaton, selected_automatons[i])
            else:
                print('Operacao invalida.')

            tab = Tab(result_automaton, automaton_name, self.tabbed_frame)
            self.add_tab(tab)

    def login(self):
        if self.sLoginUser.get() == "" or self.sLoginPass.get() == "":
            error = messagebox.showerror("Blank", "Fill in All Blanks")
        else:
            parameters = (self.sLoginUser.get(), self.sLoginPass.get())
            num = self.connect("SELECT * FROM User WHERE Username = \'%s\' AND Password = \'%s\'" % parameters, "Return Execution Number")
            if num == 0:
                error = messagebox.showerror("Invalid Credentials", "Please Register")
            else:
                sql = "SELECT * FROM User WHERE UserType = 'student' AND Username = \'%s\'" % self.sLoginUser.get()
                isAdmin = self.connect(sql, "Return Execution Number")
                self.user = self.sLoginUser.get()
                message = messagebox.showinfo("Congratulations", "Login Successfully")

                
                if isAdmin != 0:
                    username = self.sLoginUser.get()
                    sMajor = self.connect("SELECT Major FROM User WHERE Username = \'%s\'" % username, "Return Single Item")
                    self.dMajor = StringVar()
                    self.dMajor.set(sMajor[0])
                    self.operation()
                    self.dYear = StringVar()
                    self.dYear.set(self.connect("SELECT Year FROM User WHERE Username = \'%s\'" % username, "Return Single Item")[0])

                else:
                    self.chooseFunctionality()

    def adding_bloggers(info=info):
        for entry in connections.keys():
            entrydata = []
            print(entry.get())
            if len(entry.get()) <= 1:
                name = 'nothing'
            else:
                name = entry.get()
            entrydata.append(name)
            for connected in connections[entry]:
                if connected.get() == '':
                    entrydata.append('nothing')
                else:
                    entrydata.append(connected.get())

            if entrydata != ['nothing', 'nothing', 'nothing', 'nothing', 'nothing', 'nothing']:
                to_write.append(str(','.join([name for name in entrydata]) + '\n'))
        screennames = sum(map(lambda x: 0 if x.split(',')[0] == 'nothing' else 1, to_write))
        print(to_write)
        print(screennames)
        if to_write and screennames == len(to_write):
            file = open('%s/Desktop/natappy/bloggers.txt' % home, 'a')
            file.writelines(to_write)
            file.close()
            print(to_write)
            counter = 0
            for el in to_write:
                print(counter, el)
                add_blogger_to_excel(el)
                counter += 1
            second_window(root=root, info=info)
        elif to_write and screennames != len(to_write):
            messagebox.showerror('Give me screen name', 'Screen name is required!')

 def checkRegistration(self):
     username = self.sRegisterUser.get()
     password = self.sRegisterPass.get()
     confirmedPassword = self.sRegisterConPass.get()
     email = self.sRegisterEmail.get()
     emailFormat = re.compile("\w*@gatech.edu")
     if password != confirmedPassword or emailFormat.match(email) == None:
         if password != confirmedPassword:
             self.sRegisterPass.set("")
             self.sRegisterConPass.set("")
             error = messagebox.showerror("Passwords Doesn't Match", "Re-enter Password")
         elif emailFormat.match(email) == None:
             self.sRegisterEmail.set("")
             error = messagebox.showerror("Email Format Error", "Enter a Valid GT Email")
     else:
         num1 = self.connect("SELECT * FROM User WHERE Username = \'%s\'" % username, "Return Execution Number")
         num2 = self.connect("SELECT * FROM User WHERE Email = \'%s\'" % email, "Return Execution Number")
         if num1 != 0 or num2 != 0:
             error = messagebox.showerror("Existed Username or Email", "Pick Another Username or Email")
         else:
             parameter = (username, email, password, 2016, "NULL", "student")
             sql = "INSERT INTO User(Username, Email, Password, Year, Major, UserType) VALUES (\'%s\' ,\'%s\', \'%s\', \'%s\', \'%s\', \'%s\')" % parameter
             self.connect(sql, "Insertion")
             message = messagebox.showinfo("Congratulations", "Registered Successfully")
             self.registrationWin.withdraw()
             self.loginWin.deiconify()