class FilterBox(WidgetWrap): def __init__(self, edit_changed_cb, label="", info_text=""): self.label = Text(label) self.info_text = Text(info_text) self.editbox = Edit(caption=('text', "Filter: ")) connect_signal(self.editbox, 'change', edit_changed_cb) w = Pile([Columns([AttrMap(self.editbox, 'filter', 'filter_focus')]) # self.info_text # -- WORKAROUND for issue #194 ]) super().__init__(w) def set_info(self, n_showing, n_total): m = ["Filter ", ('label', "({} of {} shown): ".format(n_showing, n_total))] self.editbox.set_caption(m) if False: # WORKAROUND for issue #194 t = '' else: t = ('label', " Filter on hostname or hardware info like 'cores:4'") self.info_text.set_text(t)
class FilterBox(ContainerWidgetWrap): def __init__(self, edit_changed_cb, label="", info_text=""): self.label = Text(label) self.info_text = Text(info_text) self.editbox = Edit(caption=('text', "Filter: ")) connect_signal(self.editbox, 'change', edit_changed_cb) w = Pile([ Columns( [AttrMap(self.editbox, 'string_input', 'string_input_focus')]) # self.info_text # -- WORKAROUND for issue #194 ]) super().__init__(w) def set_info(self, n_showing, n_total): m = [ "Filter ", ('label', "({} of {} shown): ".format(n_showing, n_total)) ] self.editbox.set_caption(m) if False: # WORKAROUND for issue #194 t = '' else: t = ('label', " Filter on hostname or hardware info like 'cores:4'") self.info_text.set_text(t)
class NoteEditor(WidgetWrap): __metaclass__ = signals.MetaSignals signals = ['done'] def __init__(self, done_handler, note=None): self.modes = ['title', 'tags', 'text'] self.mode = self.modes[0] self.note = note if note is None: self.title = '' self.tags = '' self.text = '' else: self.title = note.title self.tags = note.formatted_tags() self.text = note.text self.editor = Edit(u'title :: ', self.title) connect_signal(self, 'done', done_handler) WidgetWrap.__init__(self, self.editor) def keypress(self, size, key): if key == 'enter': if self.mode == 'title': self.title = self.editor.get_edit_text() self.init_tags_mode() elif self.mode == 'tags': # Enforce lower case tags for consistency self.tags = self.editor.get_edit_text().lower() self.init_text_mode() elif key == 'esc': self.emit_done() return size = size, self.editor.keypress(size, key) def init_tags_mode(self): self.mode = self.modes[1] self.editor.set_caption('tags :: ') self.editor.set_edit_text(self.tags) def init_text_mode(self): self.mode = self.modes[2] editor = os.environ.get('EDITOR', 'vim') with tempfile.NamedTemporaryFile(prefix="aerende_tmp", suffix=".tmp") as temp: temp.write(self.text.encode('utf-8')) temp.flush() call([editor, temp.name]) temp.seek(0) self.text = temp.read().decode('utf-8').strip() os.system('clear') self.emit_done((self.title, self.tags, self.text)) def emit_done(self, note=None): emit_signal(self, 'done', note, self.note)
class CursesGUI(object): def __init__(self, choice_callback=None, command_callback=None, help_callback=None): self.palette = [ ('brick', 'light red', 'black'), ('rubble', 'yellow', 'black'), ('wood', 'light green', 'black'), ('concrete', 'white', 'black'), ('stone', 'light cyan', 'black'), ('marble', 'light magenta', 'black'), ('jack', 'dark gray', 'white'), ('msg_info', 'white', 'black'), ('msg_err', 'light red', 'black'), ('msg_debug', 'light green', 'black'), ] self.choice_callback = choice_callback self.command_callback = command_callback self.help_callback = help_callback self.screen = None self.loop = None self.called_loop_stop = False self.reactor_stop_fired = False self.quit_flag = False self.edit_msg = "Make selection ('q' to quit): " self.roll_list = SimpleListWalker([]) self.game_log_list = SimpleListWalker([]) self.choices_list = SimpleListWalker([]) self.state_text = SimpleListWalker([Text('Connecting...')]) self.edit_widget = Edit(self.edit_msg) self.roll = ListBox(self.roll_list) self.game_log = ListBox(self.game_log_list) self.choices = ListBox(self.choices_list) self.state = ListBox(self.state_text) self.left_frame = Pile([ LineBox(self.state), (13, LineBox(self.choices)), ]) self.right_frame = Pile([LineBox(self.game_log), LineBox(self.roll)]) self.state.set_focus(len(self.state_text) - 1) self.columns = Columns([('weight', 0.75, self.left_frame), ('weight', 0.25, self.right_frame)]) self.frame_widget = Frame(footer=self.edit_widget, body=self.columns, focus_part='footer') self.exc_info = None def register_loggers(self): """Gets the global loggers and sets up log handlers. """ self.game_logger_handler = RollLogHandler(self._roll_write) self.logger_handler = RollLogHandler(self._roll_write) self.game_logger = logging.getLogger('gtr.game') self.logger = logging.getLogger('gtr') self.logger.addHandler(self.logger_handler) self.game_logger.addHandler(self.game_logger_handler) #self.set_log_level(logging.INFO) def unregister_loggers(self): self.game_logger.removeHandler(self.game_logger_handler) self.logger.removeHandler(self.logger_handler) def fail_safely(f): """Wraps functions in this class to catch arbitrary exceptions, shut down the event loop and reset the terminal to a normal state. It then re-raises the exception. """ @wraps(f) def wrapper(self, *args, **kwargs): retval = None try: retval = f(self, *args, **kwargs) except urwid.ExitMainLoop: from twisted.internet import reactor if not self.reactor_stop_fired and reactor.running: # Make sure to call reactor.stop once reactor.stop() self.reactor_stop_fired = True except: #pdb.set_trace() from twisted.internet import reactor if not self.reactor_stop_fired and reactor.running: # Make sure to call reactor.stop once reactor.stop() self.reactor_stop_fired = True if not self.called_loop_stop: self.called_loop_stop = True self.loop.stop() # Save exception info for printing later outside the GUI. self.exc_info = sys.exc_info() raise return retval return wrapper def set_log_level(self, level): """Set the log level as per the standard library logging module. Default is logging.INFO. """ logging.getLogger('gtr.game').setLevel(level) logging.getLogger('gtr').setLevel(level) def run(self): loop = MainLoop(self.frame_widget, unhandled_input=self.handle_input) loop.run() def run_twisted(self): from twisted.internet import reactor evloop = urwid.TwistedEventLoop(reactor, manage_reactor=False) self.screen = urwid.raw_display.Screen() self.screen.register_palette(self.palette) self.loop = MainLoop(self.frame_widget, unhandled_input=self.handle_input, screen=self.screen, event_loop=evloop) self.loop.set_alarm_in(0.1, lambda loop, _: loop.draw_screen()) self.loop.start() # The loggers get a Handler that writes to the screen. We want this to only # happen if the screen exists, so de-register them after the reactor stops. reactor.addSystemEventTrigger('after', 'startup', self.register_loggers) reactor.addSystemEventTrigger('before', 'shutdown', self.unregister_loggers) reactor.run() # We might have stopped the screen already, and the stop() method # doesn't check for stopping twice. if self.called_loop_stop: self.logger.warn('Internal error!') else: self.loop.stop() self.called_loop_stop = True @fail_safely def handle_input(self, key): if key == 'enter': text = self.edit_widget.edit_text if text in ['q', 'Q']: self.handle_quit_request() else: self.quit_flag = False try: i = int(text) except ValueError: i = None self.handle_invalid_choice(text) if i is not None: self.handle_choice(i) self.edit_widget.set_edit_text('') def _roll_write(self, line, attr=None): """Add a line to the roll with palette attributes 'attr'. If no attr is specified, None is used. Default attr is plain text """ text = Text((attr, '* ' + line)) self.roll_list.append(text) self.roll_list.set_focus(len(self.roll_list) - 1) self._modified() @fail_safely def update_state(self, state): """Sets the game state window via one large string. """ self.logger.debug('Drawing game state.') self.state_text[:] = [self.colorize(s) for s in state.split('\n')] self._modified() @fail_safely def update_game_log(self, log): """Sets the game log window via one large string. """ self.logger.debug('Drawing game log.') self.game_log_list[:] = [self.colorize(s) for s in log.split('\n')] self.game_log_list.set_focus(len(self.game_log_list) - 1) self._modified() @fail_safely def update_choices(self, choices): """Update choices list. """ self.choices_list[:] = [self.colorize(str(c)) for c in choices] self._modified() length = len([c for c in choices if c[2] == '[']) i = randint(1, length) if length else 0 self.choices_list.append( self.colorize('\nPicking random choice: {0} in 1s'.format(i))) self._modified() #from twisted.internet import reactor #reactor.callLater(1, self.handle_choice, i) @fail_safely def update_prompt(self, prompt): """Set the prompt for the input field. """ self.edit_widget.set_caption(prompt) self._modified() def _modified(self): if self.loop: self.loop.draw_screen() @fail_safely def quit(self): """Quit the program. """ #import pdb; pdb.set_trace() #raise TypeError('Artificial TypeError') raise urwid.ExitMainLoop() def handle_invalid_choice(self, s): if len(s): text = 'Invalid choice: "' + s + '". Please enter an integer.' self.logger.warn(text) def handle_quit_request(self): if True or self.quit_flag: self.quit() else: self.quit_flag = True text = 'Are you sure you want to quit? Press Q again to confirm.' self.logger.warn(text) def handle_choice(self, i): if self.choice_callback: self.choice_callback(i) def colorize(self, s): """Applies color to roles found in a string. A string with attributes applied looks like Text([('attr1', 'some text'), 'some more text']) so we need to split into a list of tuples of text. """ regex_color_dict = { r'\b([Ll]egionaries|[Ll]egionary|[Ll]eg|LEGIONARIES|LEGIONARY|LEG)\b': 'brick', r'\b([Ll]aborers?|[Ll]ab|LABORERS?|LAB)\b': 'rubble', r'\b([Cc]raftsmen|[Cc]raftsman|[Cc]ra|CRAFTSMEN|CRAFTSMAN|CRA)\b': 'wood', r'\b([Aa]rchitects?|[Aa]rc|ARCHITECTS?|ARC)\b': 'concrete', r'\b([Mm]erchants?|[Mm]er|MERCHANTS?|MER)\b': 'stone', r'\b([Pp]atrons?|[Pp]at|PATRONS?|PAT)\b': 'marble', r'\b([Jj]acks?|JACKS?)\b': 'jack', r'\b([Bb]ricks?|[Bb]ri|BRICKS?|BRI)\b': 'brick', r'\b([Rr]ubble|[Rr]ub|RUBBLE|RUB)\b': 'rubble', r'\b([Ww]ood|[Ww]oo|WOOD|WOO)\b': 'wood', r'\b([Cc]oncrete|[Cc]on|CONCRETE|CON)\b': 'concrete', r'\b([Ss]tone|[Ss]to|STONE|STO)\b': 'stone', r'\b([Mm]arble|[Mm]ar|MARBLE|MAR)\b': 'marble', } def _colorize(s, regex, attr): """s is a tuple of ('attr', 'text'). This splits based on the regex and adds attr to any matches. Returns a list of tuples [('attr1', 'text1'), ('attr2', 'text2'), ('attr3','text3')] with some attributes being None if they aren't colored. """ output = [] a, t = s # Make a list of all tokens, split by matches tokens = re.split(regex, t) for tok in tokens: m = re.match(regex, tok) if m: # matches get the new attributes output.append((attr, tok)) else: # non-matches keep the old ones output.append((a, tok)) return output output = [(None, s)] for k, v in regex_color_dict.items(): new_output = [] for token in output: new_output.extend(_colorize(token, k, v)) output[:] = new_output return Text(output)
class TaskTag(urwid.PopUpLauncher): signals = ['delete'] size = None def __init__(self, tag_index, tag_text, new=False): self.new_tag = new op_char = tag_text[0] if op_char == 'o': self.strikethrough = False elif op_char == 'x': self.strikethrough = True tag_text = tag_text.lstrip(op_char) self.tag_index = tag_index self.tag_text = tag_text # Default color specs self.index_attr = AttrSpec('h11', '') self.index_STRIKE = AttrSpec('h11, strikethrough', '') self.text_attr = AttrSpec('', '') self.text_STRIKE = AttrSpec(', strikethrough', '') self.focus_attr = AttrSpec(', bold', '') self.focus_STRIKE = AttrSpec(', bold, strikethrough', '') # Build widget stack self.edit = Edit( caption=self.build_caption(), edit_text=self.tag_text, multiline=False, wrap ='clip') if not self.strikethrough: self.tag_map = AttrMap( self.edit, attr_map=self.text_attr, focus_map=self.focus_attr) else: self.tag_map = AttrMap( self.edit, attr_map=self.text_STRIKE, focus_map=self.focus_STRIKE) self.tag_fill = Filler(self.tag_map, 'top') super().__init__(self.tag_map) def build_caption(self, expan=False): trailing_space = ' ' if not expan else '*' caption_tag = '' if not self.strikethrough: caption_tag = str(self.tag_index) else: caption_tag = 'X' leading_space = ' ' if len(caption_tag) < 2 else '' if not self.strikethrough: caption = (self.index_attr, leading_space + caption_tag + trailing_space) else: caption = (self.index_STRIKE, leading_space + caption_tag + trailing_space) return caption def get_text(self): return self.edit.edit_text def move_cursor(self, translation): self.edit.edit_pos += translation def prompt_delete(self): self.open_pop_up() def toggle_strike(self): if self.strikethrough: self.strikethrough = False caption = self.build_caption() self.edit.set_caption(caption) self.tag_map.set_attr_map({None: self.text_attr}) self.tag_map.set_focus_map({None: self.focus_attr}) else: self.strikethrough = True caption = self.build_caption() self.edit.set_caption(caption) self.tag_map.set_attr_map({None: self.text_STRIKE}) self.tag_map.set_focus_map({None: self.focus_STRIKE}) def create_pop_up(self): prompt = ConfPrompt('line') urwid.connect_signal(prompt, 'close', self.confirm_delete) return prompt def confirm_delete(self, obj): response = obj.response if response == 'yes': self.close_pop_up() self._emit('delete') else: self.close_pop_up() def get_pop_up_parameters(self): width = len(self.edit.text)-3 if len(self.edit.text)-3 > 21 else 21 if width > self.size[0]-3: width = self.size[0]-3 return {'left': 3, 'top': 1, 'overlay_width': width, 'overlay_height': 1} def keypress(self, size, key): if self.new_tag: if self.edit.valid_char(key) or key == 'backspace': self.edit.set_edit_text('') self.new_tag = False super().keypress(size, key) def render(self, size, focus=False): self.size = size return super().render(size, focus)
class CursesGUI(object): def __init__(self, choice_callback=None, command_callback=None, help_callback=None): self.palette = [ ('brick', 'light red', 'black'), ('rubble', 'yellow', 'black'), ('wood', 'light green', 'black'), ('concrete', 'white', 'black'), ('stone', 'light cyan', 'black'), ('marble', 'light magenta', 'black'), ('jack', 'dark gray', 'white'), ('msg_info', 'white', 'black'), ('msg_err', 'light red', 'black'), ('msg_debug', 'light green', 'black'), ] self.choice_callback = choice_callback self.command_callback = command_callback self.help_callback = help_callback self.screen = None self.loop = None self.called_loop_stop = False self.reactor_stop_fired = False self.quit_flag = False self.edit_msg = "Make selection ('q' to quit): " self.roll_list = SimpleListWalker([]) self.game_log_list = SimpleListWalker([]) self.choices_list = SimpleListWalker([]) self.state_text = SimpleListWalker([Text('Connecting...')]) self.edit_widget = Edit(self.edit_msg) self.roll = ListBox(self.roll_list) self.game_log = ListBox(self.game_log_list) self.choices = ListBox(self.choices_list) self.state = ListBox(self.state_text) self.left_frame = Pile([ LineBox(self.state), (13, LineBox(self.choices)), ]) self.right_frame = Pile([ LineBox(self.game_log), LineBox(self.roll) ]) self.state.set_focus(len(self.state_text)-1) self.columns = Columns([('weight', 0.75, self.left_frame), ('weight', 0.25, self.right_frame) ]) self.frame_widget = Frame(footer=self.edit_widget, body=self.columns, focus_part='footer') self.exc_info = None def register_loggers(self): """Gets the global loggers and sets up log handlers. """ self.game_logger_handler = RollLogHandler(self._roll_write) self.logger_handler = RollLogHandler(self._roll_write) self.game_logger = logging.getLogger('gtr.game') self.logger = logging.getLogger('gtr') self.logger.addHandler(self.logger_handler) self.game_logger.addHandler(self.game_logger_handler) #self.set_log_level(logging.INFO) def unregister_loggers(self): self.game_logger.removeHandler(self.game_logger_handler) self.logger.removeHandler(self.logger_handler) def fail_safely(f): """Wraps functions in this class to catch arbitrary exceptions, shut down the event loop and reset the terminal to a normal state. It then re-raises the exception. """ @wraps(f) def wrapper(self, *args, **kwargs): retval = None try: retval = f(self, *args, **kwargs) except urwid.ExitMainLoop: from twisted.internet import reactor if not self.reactor_stop_fired and reactor.running: # Make sure to call reactor.stop once reactor.stop() self.reactor_stop_fired = True except: #pdb.set_trace() from twisted.internet import reactor if not self.reactor_stop_fired and reactor.running: # Make sure to call reactor.stop once reactor.stop() self.reactor_stop_fired = True if not self.called_loop_stop: self.called_loop_stop = True self.loop.stop() # Save exception info for printing later outside the GUI. self.exc_info = sys.exc_info() raise return retval return wrapper def set_log_level(self, level): """Set the log level as per the standard library logging module. Default is logging.INFO. """ logging.getLogger('gtr.game').setLevel(level) logging.getLogger('gtr').setLevel(level) def run(self): loop = MainLoop(self.frame_widget, unhandled_input=self.handle_input) loop.run() def run_twisted(self): from twisted.internet import reactor evloop = urwid.TwistedEventLoop(reactor, manage_reactor=False) self.screen = urwid.raw_display.Screen() self.screen.register_palette(self.palette) self.loop = MainLoop(self.frame_widget, unhandled_input=self.handle_input, screen = self.screen, event_loop = evloop) self.loop.set_alarm_in(0.1, lambda loop, _: loop.draw_screen()) self.loop.start() # The loggers get a Handler that writes to the screen. We want this to only # happen if the screen exists, so de-register them after the reactor stops. reactor.addSystemEventTrigger('after','startup', self.register_loggers) reactor.addSystemEventTrigger('before','shutdown', self.unregister_loggers) reactor.run() # We might have stopped the screen already, and the stop() method # doesn't check for stopping twice. if self.called_loop_stop: self.logger.warn('Internal error!') else: self.loop.stop() self.called_loop_stop = True @fail_safely def handle_input(self, key): if key == 'enter': text = self.edit_widget.edit_text if text in ['q', 'Q']: self.handle_quit_request() else: self.quit_flag = False try: i = int(text) except ValueError: i = None self.handle_invalid_choice(text) if i is not None: self.handle_choice(i) self.edit_widget.set_edit_text('') def _roll_write(self, line, attr=None): """Add a line to the roll with palette attributes 'attr'. If no attr is specified, None is used. Default attr is plain text """ text = Text((attr, '* ' + line)) self.roll_list.append(text) self.roll_list.set_focus(len(self.roll_list)-1) self._modified() @fail_safely def update_state(self, state): """Sets the game state window via one large string. """ self.logger.debug('Drawing game state.') self.state_text[:] = [self.colorize(s) for s in state.split('\n')] self._modified() @fail_safely def update_game_log(self, log): """Sets the game log window via one large string. """ self.logger.debug('Drawing game log.') self.game_log_list[:] = [self.colorize(s) for s in log.split('\n')] self.game_log_list.set_focus(len(self.game_log_list)-1) self._modified() @fail_safely def update_choices(self, choices): """Update choices list. """ self.choices_list[:] = [self.colorize(str(c)) for c in choices] self._modified() length = len([c for c in choices if c[2] == '[']) i = randint(1,length) if length else 0 self.choices_list.append(self.colorize('\nPicking random choice: {0} in 1s'.format(i))) self._modified() #from twisted.internet import reactor #reactor.callLater(1, self.handle_choice, i) @fail_safely def update_prompt(self, prompt): """Set the prompt for the input field. """ self.edit_widget.set_caption(prompt) self._modified() def _modified(self): if self.loop: self.loop.draw_screen() @fail_safely def quit(self): """Quit the program. """ #import pdb; pdb.set_trace() #raise TypeError('Artificial TypeError') raise urwid.ExitMainLoop() def handle_invalid_choice(self, s): if len(s): text = 'Invalid choice: "' + s + '". Please enter an integer.' self.logger.warn(text) def handle_quit_request(self): if True or self.quit_flag: self.quit() else: self.quit_flag = True text = 'Are you sure you want to quit? Press Q again to confirm.' self.logger.warn(text) def handle_choice(self, i): if self.choice_callback: self.choice_callback(i) def colorize(self, s): """Applies color to roles found in a string. A string with attributes applied looks like Text([('attr1', 'some text'), 'some more text']) so we need to split into a list of tuples of text. """ regex_color_dict = { r'\b([Ll]egionaries|[Ll]egionary|[Ll]eg|LEGIONARIES|LEGIONARY|LEG)\b' : 'brick', r'\b([Ll]aborers?|[Ll]ab|LABORERS?|LAB)\b' : 'rubble', r'\b([Cc]raftsmen|[Cc]raftsman|[Cc]ra|CRAFTSMEN|CRAFTSMAN|CRA)\b' : 'wood', r'\b([Aa]rchitects?|[Aa]rc|ARCHITECTS?|ARC)\b' : 'concrete', r'\b([Mm]erchants?|[Mm]er|MERCHANTS?|MER)\b' : 'stone', r'\b([Pp]atrons?|[Pp]at|PATRONS?|PAT)\b' : 'marble', r'\b([Jj]acks?|JACKS?)\b' : 'jack', r'\b([Bb]ricks?|[Bb]ri|BRICKS?|BRI)\b' : 'brick', r'\b([Rr]ubble|[Rr]ub|RUBBLE|RUB)\b' : 'rubble', r'\b([Ww]ood|[Ww]oo|WOOD|WOO)\b' : 'wood', r'\b([Cc]oncrete|[Cc]on|CONCRETE|CON)\b' : 'concrete', r'\b([Ss]tone|[Ss]to|STONE|STO)\b' : 'stone', r'\b([Mm]arble|[Mm]ar|MARBLE|MAR)\b' : 'marble', } def _colorize(s, regex, attr): """s is a tuple of ('attr', 'text'). This splits based on the regex and adds attr to any matches. Returns a list of tuples [('attr1', 'text1'), ('attr2', 'text2'), ('attr3','text3')] with some attributes being None if they aren't colored. """ output = [] a, t = s # Make a list of all tokens, split by matches tokens = re.split(regex, t) for tok in tokens: m = re.match(regex, tok) if m: # matches get the new attributes output.append( (attr,tok) ) else: # non-matches keep the old ones output.append( (a, tok) ) return output output = [ (None, s) ] for k,v in regex_color_dict.items(): new_output = [] for token in output: new_output.extend(_colorize(token, k, v)) output[:] = new_output return Text(output)
class _Expan(urwid.PopUpLauncher): signals = ['delete'] def __init__(self, edit_text, strike=False, new=False): self.strikethrough = strike self.new_expan = new # Spacing strings self.leading_space = ' ' self.leading_char = '- ' self.leading_STRIKE = 'x ' # Default color specs self.text_attr = AttrSpec('h6', '') self.text_STRIKE = AttrSpec('h6, strikethrough', '') self.focus_attr = AttrSpec('h6, bold', '') self.focus_STRIKE = AttrSpec('h6, bold, strikethrough', '') if not self.strikethrough: caption = self.leading_space + self.leading_char attr = self.text_attr attr_focus = self.focus_attr else: caption = self.leading_space + self.leading_STRIKE attr = self.text_STRIKE attr_focus = self.focus_STRIKE self.edit = Edit(caption, edit_text, wrap='clip') self.map = AttrMap(self.edit, attr_map=attr, focus_map=attr_focus) self.fill = Filler(self.map) super().__init__(self.map) def toggle_strike(self): if self.strikethrough: self.strikethrough = False attr = self.text_attr attr_focus = self.focus_attr self.map.set_attr_map({None: attr}) self.map.set_focus_map({None: attr_focus}) self.edit.set_caption(self.leading_space + self.leading_char) else: self.strikethrough = True caption = self.leading_space + self.leading_STRIKE attr = self.text_STRIKE attr_focus = self.focus_STRIKE self.map.set_attr_map({None: attr}) self.map.set_focus_map({None: attr_focus}) self.edit.set_caption(self.leading_space + self.leading_STRIKE) def create_pop_up(self): prompt = ConfPrompt('line') urwid.connect_signal(prompt, 'close', self.confirm_delete) return prompt def confirm_delete(self, obj): response = obj.response if response == 'yes': self.close_pop_up() self._emit('delete') else: self.close_pop_up() def get_pop_up_parameters(self): width = len(self.edit.text)-5 if len(self.edit.text)-5 > 21 else 21 return {'left': 5, 'top': 1, 'overlay_width': width, 'overlay_height': 1} def keypress(self, size, key): if self.new_expan: if self.edit.valid_char(key) or key == 'backspace': self.edit.set_edit_text('') self.new_expan= False super().keypress(size, key)