import os.path import subprocess import sys import mmap, re import warnings import PySimpleGUI as sg """ PySimpleGUI Demo Program Browser Originaly written for PySimpleGUI Demo Programs, but expanded to be a general purpose tool. Enable Advanced Mode in settings for more fun Use to filter and search your source code tree. Then run or edit your files Filter the list of : * Search using filename * Searching within the programs' source code (like grep) The basic file operations are * Edit a file in your editor * Run a file * Filter file list * Search in files * Run a regular expression search on all files * Display the matching line in a file Additional operations * Edit this file in editor Keeps a "history" of the previously chosen folders to easy switching between projects Copyright 2021 PySimpleGUI.org """ def running_linux(): return sys.platform.startswith('linux') def running_windows(): return sys.platform.startswith('win') def get_file_list_dict(): """ Returns dictionary of files Key is short filename Value is the full filename and path :return: Dictionary of demo files :rtype: Dict[str:str] """ demo_path = get_demo_path() demo_files_dict = {} for dirname, dirnames, filenames in os.walk(demo_path): for filename in filenames: if filename.endswith('.py') or filename.endswith('.pyw'): fname_full = os.path.join(dirname, filename) if filename not in demo_files_dict.keys(): demo_files_dict[filename] = fname_full else: # Allow up to 100 dupicated names. After that, give up for i in range(1, 100): new_filename = f'{filename}_{i}' if new_filename not in demo_files_dict: demo_files_dict[new_filename] = fname_full break return demo_files_dict def get_file_list(): """ Returns list of filenames of files to display No path is shown, only the short filename :return: List of filenames :rtype: List[str] """ return sorted(list(get_file_list_dict().keys())) def get_demo_path(): """ Get the top-level folder path :return: Path to list of files using the user settings for this file. Returns folder of this file if not found :rtype: str """ demo_path = sg.user_settings_get_entry('-demos folder-', os.path.dirname(__file__)) return demo_path def get_global_editor(): """ Get the path to the editor based on user settings or on PySimpleGUI's global settings :return: Path to the editor :rtype: str """ try: # in case running with old version of PySimpleGUI that doesn't have a global PSG settings path global_editor = sg.pysimplegui_user_settings.get('-editor program-') except: global_editor = '' return global_editor def get_editor(): """ Get the path to the editor based on user settings or on PySimpleGUI's global settings :return: Path to the editor :rtype: str """ try: # in case running with old version of PySimpleGUI that doesn't have a global PSG settings path global_editor = sg.pysimplegui_user_settings.get('-editor program-') except: global_editor = '' user_editor = sg.user_settings_get_entry('-editor program-', '') if user_editor == '': user_editor = global_editor return user_editor def get_explorer(): """ Get the path to the file explorer program :return: Path to the file explorer EXE :rtype: str """ try: # in case running with old version of PySimpleGUI that doesn't have a global PSG settings path global_explorer = sg.pysimplegui_user_settings.get('-explorer program-', '') except: global_explorer = '' explorer = sg.user_settings_get_entry('-explorer program-', '') if explorer == '': explorer = global_explorer return explorer def advanced_mode(): """ Returns True is advanced GUI should be shown :return: True if user indicated wants the advanced GUI to be shown (set in the settings window) :rtype: bool """ return sg.user_settings_get_entry('-advanced mode-', False) def get_theme(): """ Get the theme to use for the program Value is in this program's user settings. If none set, then use PySimpleGUI's global default theme :return: The theme :rtype: str """ # First get the current global theme for PySimpleGUI to use if none has been set for this program try: global_theme = sg.theme_global() except: global_theme = sg.theme() # Get theme from user settings for this program. Use global theme if no entry found user_theme = sg.user_settings_get_entry('-theme-', '') if user_theme == '': user_theme = global_theme return user_theme # We handle our code properly. But in case the user types in a flag, the flags are now in the middle of a regex. Ignore this warning. warnings.filterwarnings("ignore", category=DeprecationWarning) # New function def get_line_number(file_path, string): lmn = 0 with open(file_path) as f: for num, line in enumerate(f, 1): if string.strip() == line.strip(): lmn = num return lmn def find_in_file(string, demo_files_dict, regex=False, verbose=False, window=None, ignore_case=True, show_first_match=True): """ Search through the demo files for a string. The case of the string and the file contents are ignored :param string: String to search for :param verbose: if True print the FIRST match :type verbose: bool :param find_all_matches: if True, then return all matches in the dictionary :type find_all_matches: bool :return: List of files containing the string :rtype: List[str] """ # So you face a prediciment here. You wish to read files, both small and large; however the bigger the file/bigger the list, the longer to read the file. # This probably isn't what you want, right? # Well, we can't use a direct command line to run grep and parse. But it is an option. The user may not have it. # We could check if grep exists and if not use our method; but it isn't the best way. # So using background knowldge, we know that grep is *very* fast. # # Why? # Grep reads a *ton* of files into memory then searches through the memory to find the string or regex/pattern corresponding to the file. # How can we load a file into memory on python as fast as grep whilst keeping it universal? # memory mapping (mmap). # We can't load a lot of files into memory as we may face issues with watchdog on other operating systems. So we load one file at a time and search though there. # This will allow the fastest searching and loading of a file without sacrificing read times. # 2.8 seconds on the highend for both small and large files in memory. # We also don't have to iterate over lines this way. file_list = [] num_files = 0 matched_dict = {} for file in demo_files_dict: try: full_filename = demo_files_dict[file] if not demo_files_dict == get_file_list_dict(): full_filename = full_filename[0] matches = None with open(full_filename, 'rb', 0) as f, mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ) as s: if (regex): window['-FIND NUMBER-'].update(f'{num_files} files') window.refresh() matches = re.finditer(bytes("^.*(" + string + ").*$", 'utf-8'), s, re.MULTILINE) if matches: for match in matches: if match is not None: if file not in file_list: file_list.append(file) num_files += 1 if verbose: sg.cprint(f"{file}:", c = 'white on green') sg.cprint(f"{match.group(0).decode('utf-8')}\n") else: window['-FIND NUMBER-'].update(f'{num_files} files') window.refresh() matches = None if (ignore_case): if (show_first_match): matches = re.search(br'(?i)^' + bytes(".*("+re.escape(string.lower()) + ").*$", 'utf-8'), s, re.MULTILINE) else: matches = re.finditer(br'(?i)^' + bytes(".*("+re.escape(string.lower()) + ").*$", 'utf-8'), s, re.MULTILINE) else: if (show_first_match): matches = re.search(br'^' + bytes(".*("+re.escape(string) + ").*$", 'utf-8'), s, re.MULTILINE) else: matches = re.finditer(br'^' + bytes(".*("+re.escape(string) + ").*$", 'utf-8'), s, re.MULTILINE) if matches: if show_first_match: file_list.append(file) num_files += 1 match_array = [] match_array.append(matches.group(0).decode('utf-8')) matched_dict[full_filename] = match_array else: # We need to do this because strings are "falsy" in Python, but empty matches still return True... append_file = False match_array = [] for match_ in matches: match_str = match_.group(0).decode('utf-8') if match_str: match_array.append(match_str) if append_file == False: append_file = True if append_file: file_list.append(file) num_files += 1 matched_dict[full_filename] = match_array # del matches except ValueError: del matches except Exception as e: exc_type, exc_obj, exc_tb = sys.exc_info() fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1] print(exc_type, fname, exc_tb.tb_lineno) print(f'{file}', e, file=sys.stderr) file_lines_dict = {} if not regex: for key in matched_dict: head, tail = os.path.split(key) # Tails. Don't wanna put Washington in places he doesn't want to be. file_array_old = [key] file_array_new = [] if (verbose): sg.cprint(f"{tail}:", c = 'white on green') try: for _match in matched_dict[key]: line_num_match = get_line_number(key, _match) file_array_new.append(line_num_match) if (verbose): sg.cprint(f"Line: {line_num_match} | {_match.strip()}\n") file_array_old.append(file_array_new) file_lines_dict[tail] = file_array_old except: pass find_in_file.old_file_list = file_lines_dict file_list = list(set(file_list)) return file_list def settings_window(): """ Show the settings window. This is where the folder paths and program paths are set. Returns True if settings were changed :return: True if settings were changed :rtype: (bool) """ try: global_editor = sg.pysimplegui_user_settings.get('-editor program-') except: global_editor = '' try: global_explorer = sg.pysimplegui_user_settings.get('-explorer program-') except: global_explorer = '' try: # in case running with old version of PySimpleGUI that doesn't have a global PSG settings path global_theme = sg.theme_global() except: global_theme = '' layout = [[sg.T('Program Settings', font='DEFAULT 25')], [sg.T('Path to Tree', font='_ 16')], [sg.Combo(sorted(sg.user_settings_get_entry('-folder names-', [])), default_value=sg.user_settings_get_entry('-demos folder-', get_demo_path()), size=(50, 1), key='-FOLDERNAME-'), sg.FolderBrowse('Folder Browse', target='-FOLDERNAME-'), sg.B('Clear History')], [sg.T('Editor Program', font='_ 16')], [sg.T('Leave blank to use global default'), sg.T(global_editor)], [ sg.In(sg.user_settings_get_entry('-editor program-', ''),k='-EDITOR PROGRAM-'), sg.FileBrowse()], [sg.T('File Explorer Program', font='_ 16')], [sg.T('Leave blank to use global default'), sg.T(global_explorer)], [ sg.In(sg.user_settings_get_entry('-explorer program-'), k='-EXPLORER PROGRAM-'), sg.FileBrowse()], [sg.T('Theme', font='_ 16')], [sg.T('Leave blank to use global default'), sg.T(global_theme)], [sg.Combo(['']+sg.theme_list(),sg.user_settings_get_entry('-theme-', ''), readonly=True, k='-THEME-')], [sg.CB('Use Advanced Interface', default=advanced_mode() ,k='-ADVANCED MODE-')], [sg.B('Ok', bind_return_key=True), sg.B('Cancel')], ] window = sg.Window('Settings', layout) settings_changed = False while True: event, values = window.read() if event in ('Cancel', sg.WIN_CLOSED): break if event == 'Ok': sg.user_settings_set_entry('-demos folder-', values['-FOLDERNAME-']) sg.user_settings_set_entry('-editor program-', values['-EDITOR PROGRAM-']) sg.user_settings_set_entry('-theme-', values['-THEME-']) sg.user_settings_set_entry('-folder names-', list(set(sg.user_settings_get_entry('-folder names-', []) + [values['-FOLDERNAME-'], ]))) sg.user_settings_set_entry('-explorer program-', values['-EXPLORER PROGRAM-']) sg.user_settings_set_entry('-advanced mode-', values['-ADVANCED MODE-']) settings_changed = True break elif event == 'Clear History': sg.user_settings_set_entry('-folder names-', []) sg.user_settings_set_entry('-last filename-', '') window['-FOLDERNAME-'].update(values=[], value='') window.close() return settings_changed ML_KEY = '-ML-' # Multline's key # --------------------------------- Create the window --------------------------------- def make_window(): """ Creates the main window :return: The main window object :rtype: (Window) """ theme = get_theme() if not theme: theme = sg.OFFICIAL_PYSIMPLEGUI_THEME sg.theme(theme) # First the window layout...2 columns find_tooltip = "Find in file\nEnter a string in box to search for string inside of the files.\nFile list will update with list of files string found inside." filter_tooltip = "Filter files\nEnter a string in box to narrow down the list of files.\nFile list will update with list of files with string in filename." find_re_tooltip = "Find in file using Regular Expression\nEnter a string in box to search for string inside of the files.\nSearch is performed after clicking the FindRE button." left_col = sg.Col([ [sg.Listbox(values=get_file_list(), select_mode=sg.SELECT_MODE_EXTENDED, size=(50, 20), key='-DEMO LIST-')], [sg.Text('Filter:', tooltip=filter_tooltip), sg.Input(size=(25, 1), enable_events=True, key='-FILTER-', tooltip=filter_tooltip), sg.T(size=(15,1), k='-FILTER NUMBER-')], [sg.Button('Run'), sg.B('Edit'), sg.B('Clear'), sg.B('Open Folder')], [sg.Text('Find:', tooltip=find_tooltip), sg.Input(size=(25, 1), enable_events=True, key='-FIND-', tooltip=find_tooltip), sg.T(size=(15,1), k='-FIND NUMBER-')], ], element_justification='l') lef_col_find_re = sg.pin(sg.Col([ [sg.Text('Find:', tooltip=find_re_tooltip), sg.Input(size=(25, 1),key='-FIND RE-', tooltip=find_re_tooltip),sg.B('Find RE')]], k='-RE COL-')) right_col = [ [sg.Multiline(size=(70, 21), write_only=True, key=ML_KEY, reroute_stdout=True, echo_stdout_stderr=True)], [sg.Button('Edit Me (this program)'), sg.B('Settings'), sg.Button('Exit')], [sg.T('PySimpleGUI ver ' + sg.version.split(' ')[0] + ' tkinter ver ' + sg.tclversion_detailed, font='Default 8', pad=(0,0))], ] options_at_bottom = sg.pin(sg.Column([[sg.CB('Verbose', enable_events=True, k='-VERBOSE-'), sg.CB('Show only first match in file', default=True, enable_events=True, k='-FIRST MATCH ONLY-'), sg.CB('Find ignore case', default=True, enable_events=True, k='-IGNORE CASE-'), sg.T('<---- NOTE: Only the "Verbose" setting is implemented at this time')]], pad=(0,0), k='-OPTIONS BOTTOM-')) choose_folder_at_top = sg.pin(sg.Column([[sg.T('Click settings to set top of your tree or choose a previously chosen folder'), sg.Combo(sorted(sg.user_settings_get_entry('-folder names-', [])), default_value=sg.user_settings_get_entry('-demos folder-', ''), size=(50, 1), key='-FOLDERNAME-', enable_events=True, readonly=True)]], pad=(0,0), k='-FOLDER CHOOSE-')) # ----- Full layout ----- layout = [[sg.Text('PySimpleGUI Demo Program & Project Browser', font='Any 20')], [choose_folder_at_top], sg.vtop([sg.Column([[left_col],[ lef_col_find_re]], element_justification='l'), sg.Col(right_col, element_justification='c') ]), [options_at_bottom] ] # --------------------------------- Create Window --------------------------------- window = sg.Window('PSG Demo & Project Browser', layout, finalize=True, icon=icon) if not advanced_mode(): window['-FOLDER CHOOSE-'].update(visible=False) window['-RE COL-'].update(visible=False) window['-OPTIONS BOTTOM-'].update(visible=False) sg.cprint_set_output_destination(window, ML_KEY) return window # --------------------------------- Main Program Layout --------------------------------- def main(): """ The main program that contains the event loop. It will call the make_window function to create the window. """ find_in_file.old_file_list = None old_typed_value = None file_list_dict = get_file_list_dict() file_list = get_file_list() window = make_window() window['-FILTER NUMBER-'].update(f'{len(file_list)} files') counter = 0 while True: event, values = window.read() counter += 1 if event in (sg.WINDOW_CLOSED, 'Exit'): break if event == 'Edit': editor_program = get_editor() for file in values['-DEMO LIST-']: sg.cprint(f'Editing using {editor_program}', text_color='white', background_color='red', end='') sg.cprint('') sg.cprint(f'{file_list_dict[file]}', text_color='white', background_color='purple') execute_command_subprocess(f'{editor_program}', f'"{file_list_dict[file]}"') elif event == 'Run': sg.cprint('Running....', c='white on green', end='') sg.cprint('') for file in values['-DEMO LIST-']: file_to_run = str(file_list_dict[file]) sg.cprint(file_to_run,text_color='white', background_color='purple') execute_py_file(f'{file_to_run}') elif event.startswith('Edit Me'): editor_program = get_editor() sg.cprint(f'opening using {editor_program}:') sg.cprint(f'{__file__}', text_color='white', background_color='red', end='') execute_command_subprocess(f'{editor_program}', f'"{__file__}"') elif event == '-FILTER-': new_list = [i for i in file_list if values['-FILTER-'].lower() in i.lower()] window['-DEMO LIST-'].update(new_list) window['-FILTER NUMBER-'].update(f'{len(new_list)} files') window['-FIND NUMBER-'].update('') window['-FIND-'].update('') window['-FIND RE-'].update('') elif event == '-FIND-' or event == '-FIRST MATCH ONLY-' or event == '-VERBOSE-' or event == '-FIND RE-': is_ignore_case = values['-IGNORE CASE-'] old_ignore_case = False current_typed_value = str(values['-FIND-']) if len(values['-FIND-']) == 1: window[ML_KEY].update('') window['-VERBOSE-'].update(False) values['-VERBOSE-'] = False if values['-VERBOSE-']: window[ML_KEY].update('') if values['-FIND-']: if find_in_file.old_file_list is None or old_typed_value is None or old_ignore_case is not is_ignore_case: # New search. old_typed_value = current_typed_value file_list = find_in_file(values['-FIND-'], get_file_list_dict(), verbose=values['-VERBOSE-'], window=window, ignore_case=is_ignore_case, show_first_match=values['-FIRST MATCH ONLY-']) elif current_typed_value.startswith(old_typed_value) and old_ignore_case is is_ignore_case: old_typed_value = current_typed_value file_list = find_in_file(values['-FIND-'], find_in_file.old_file_list, verbose=values['-VERBOSE-'], window=window, ignore_case=is_ignore_case, show_first_match=values['-FIRST MATCH ONLY-']) else: old_typed_value = current_typed_value file_list = find_in_file(values['-FIND-'], get_file_list_dict(), verbose=values['-VERBOSE-'], window=window, ignore_case=is_ignore_case, show_first_match=values['-FIRST MATCH ONLY-']) window['-DEMO LIST-'].update(sorted(file_list)) window['-FIND NUMBER-'].update(f'{len(file_list)} files') window['-FILTER NUMBER-'].update('') window['-FIND RE-'].update('') window['-FILTER-'].update('') elif values['-FIND RE-']: window['-ML-'].update('') file_list = find_in_file(values['-FIND RE-'], get_file_list_dict(), regex=True, verbose=values['-VERBOSE-'],window=window) window['-DEMO LIST-'].update(sorted(file_list)) window['-FIND NUMBER-'].update(f'{len(file_list)} files') window['-FILTER NUMBER-'].update('') window['-FIND-'].update('') window['-FILTER-'].update('') elif event == 'Find RE': window['-ML-'].update('') file_list = find_in_file(values['-FIND RE-'], get_file_list_dict(), regex=True, verbose=values['-VERBOSE-'],window=window) window['-DEMO LIST-'].update(sorted(file_list)) window['-FIND NUMBER-'].update(f'{len(file_list)} files') window['-FILTER NUMBER-'].update('') window['-FIND-'].update('') window['-FILTER-'].update('') sg.cprint('Regular expression find completed') elif event == 'Settings': if settings_window() is True: window.close() window = make_window() file_list_dict = get_file_list_dict() file_list = get_file_list() window['-FILTER NUMBER-'].update(f'{len(file_list)} files') elif event == 'Clear': file_list = get_file_list() window['-FILTER-'].update('') window['-FILTER NUMBER-'].update(f'{len(file_list)} files') window['-FIND-'].update('') window['-DEMO LIST-'].update(file_list) window['-FIND NUMBER-'].update('') window['-FIND RE-'].update('') window['-ML-'].update('') elif event == '-FOLDERNAME-': sg.user_settings_set_entry('-demos folder-', values['-FOLDERNAME-']) file_list_dict = get_file_list_dict() file_list = get_file_list() window['-DEMO LIST-'].update(values=file_list) window['-FILTER NUMBER-'].update(f'{len(file_list)} files') window['-ML-'].update('') window['-FIND NUMBER-'].update('') window['-FIND-'].update('') window['-FIND RE-'].update('') window['-FILTER-'].update('') elif event == 'Open Folder': explorer_program = get_explorer() if explorer_program: sg.cprint(f'Opening Folder using {explorer_program}...', c='white on green', end='') sg.cprint('') for file in values['-DEMO LIST-']: file_selected = str(file_list_dict[file]) file_path = os.path.dirname(file_selected) if running_windows(): file_path = file_path.replace('/', '\\') sg.cprint(file_path, text_color='white', background_color='purple') execute_command_subprocess(explorer_program, file_path) window.close() try: execute_py_file = sg.execute_py_file except: def execute_py_file(pyfile, parms=None, cwd=None): if parms is not None: execute_command_subprocess('python' if running_windows() else 'python3', pyfile, parms, wait=False, cwd=cwd) else: execute_command_subprocess('python' if running_windows() else 'python3', pyfile, wait=False, cwd=cwd) try: execute_command_subprocess = sg.execute_command_subprocess except: def execute_command_subprocess(command, *args, wait=False, cwd=None): if running_linux(): arg_string = '' for arg in args: arg_string += ' ' + str(arg) sp = subprocess.Popen(str(command) + arg_string, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=cwd) else: expanded_args = ' '.join(args) sp = subprocess.Popen([command, *args], shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=cwd) if wait: out, err = sp.communicate() if out: print(out.decode("utf-8")) if err: print(err.decode("utf-8")) if __name__ == '__main__': # https://www.vecteezy.com/free-vector/idea-bulb is where I got the icon icon = 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mhibaCJokiigw2FxbZimszAUIIutTq8D3xW36wmE0OFmVC7WICpqs0SQmnSOf5hFpCGMpWTAd7hGV9ePgdiVSmyNu7r8zPx3egU7XQwCOl51J/URJItr5xVZxYcgCgbH9q25MBQgiM4+NcmUjUrair23FJFtt81hnkrDPIZhZIf37eUXvx7H4TcrjcCZ6nx0hsfHx9nEzWsJEGImiAC8B1leP8f/Ym/JvEctwm5a/JFMyQzsc0T4EBwIuK/pGbkVVuN5i9KSOE4C2ZVMFYLPRI4ZHiHjbIfTbILhbISOGRYnuxqOV8zaL9/TR+gYF98w96Qs3DQ3wA0HO4xmalctOq4JAee7Co53/D/z2BPwAlMRlLdQS6SQAAAABJRU5ErkJggg==' main()