我们从Python开源项目中，提取了以下21个代码示例，用于说明如何使用urwid.SimpleListWalker()。
def __init__(self, title, command_caption='Command: (Tab to switch focus to upper frame, where you can scroll text)', cmd_cb=None, max_size=1000): self.header=urwid.Text(title) self.model=urwid.SimpleListWalker([]) self.body=ListView(self.model, lambda: self._update_focus(False), max_size=max_size ) self.input=Input(lambda: self._update_focus(True)) foot=urwid.Pile([urwid.AttrMap(urwid.Text(command_caption), 'reversed'), urwid.AttrMap(self.input,'normal')]) urwid.Frame.__init__(self, urwid.AttrWrap(self.body, 'normal'), urwid.AttrWrap(self.header, 'reversed'), foot) self.set_focus_path(['footer',1]) self._focus=True urwid.connect_signal(self.input,'line_entered',self.on_line_entered) self._cmd=cmd_cb self._output_styles=[s[0] for s in self.PALLETE] self.eloop=None
def __init__(self, ui, query=None): self.ui = ui self.ui.set_header("Search: " + query) docs = self.ui.db.search(query) if len(docs) == 0: self.ui.set_status('No documents found.') items = [] for doc in docs: items.append(DocListItem(doc)) self.lenitems = len(items) self.listwalker = urwid.SimpleListWalker(items) self.listbox = urwid.ListBox(self.listwalker) w = self.listbox self.__super.__init__(w) self.update_prompt()
def __init__(self, title, command_caption='Command: (Tab to switch focus to upper frame, where you can scroll text)', cmd_cb=None, max_size=1000): self.header = urwid.Text(title) self.model = urwid.SimpleListWalker([]) self.body = ListView(self.model, lambda: self._update_focus(False), max_size=max_size) self.input = Input(lambda: self._update_focus(True)) foot = urwid.Pile([urwid.AttrMap(urwid.Text(command_caption), 'reversed'), urwid.AttrMap(self.input, 'normal')]) urwid.Frame.__init__(self, urwid.AttrWrap(self.body, 'normal'), urwid.AttrWrap(self.header, 'reversed'), foot) self.set_focus_path(['footer', 1]) self._focus = True urwid.connect_signal(self.input, 'line_entered', self.on_line_entered) self._cmd = cmd_cb self._output_styles = [s[0] for s in self.PALLETE] self.eloop = None
def make_failed_view(self): blank = urwid.Divider() status_header = urwid.AttrWrap(urwid.Text('Run Code Status: '), 'body') status = urwid.AttrWrap(urwid.Text('Wrong Answer'), 'hometag') columns = urwid.Columns([(17, status_header), (20, status)]) result_header = urwid.Text('--- Run Code Result: ---', align='center') passed_header = urwid.Text('Passed test cases:') s = self.result['compare_result'] passed = urwid.Text('%d/%d' % (s.count('1'), len(s))) your_input_header = urwid.Text('Your input:') your_input = urwid.Text(self.result['input']) your_answer_header = urwid.Text('Your answer:') your_answer = urwid.Text(self.result['code_output']) expected_answer_header = urwid.Text('Expected answer:') expected_answer = urwid.Text(self.result['expected_output']) list_items = [ result_header, blank, columns, blank, passed_header, passed, blank, your_input_header, your_input, blank, your_answer_header, your_answer, blank, expected_answer_header, expected_answer ] self._append_stdout_if_non_empty(list_items) return urwid.Padding(urwid.ListBox(urwid.SimpleListWalker(list_items)), left=2, right=2)
def make_compile_error_view(self): blank = urwid.Divider() status_header = urwid.AttrWrap(urwid.Text('Run Code Status: '), 'body') status = urwid.AttrWrap(urwid.Text('Compile Error'), 'hometag') columns = urwid.Columns([(17, status_header), (20, status)]) column_wrap = urwid.WidgetWrap(columns) result_header = urwid.Text('--- Run Code Result: ---', align='center') your_input_header = urwid.Text('Your input:') your_input = urwid.Text('') your_answer_header = urwid.Text('Your answer:') your_answer = urwid.Text(self.result['compile_error']) expected_answer_header = urwid.Text('Expected answer:') expected_answer = urwid.Text('Unkown Error') list_items = [ result_header, blank, column_wrap, blank, your_input_header, your_input, blank, your_answer_header, your_answer, blank, expected_answer_header, expected_answer ] self._append_stdout_if_non_empty(list_items) return urwid.Padding(urwid.ListBox(urwid.SimpleListWalker(list_items)), left=2, right=2)
def make_runtime_error_view(self): blank = urwid.Divider() status_header = urwid.AttrWrap(urwid.Text('Run Code Status: '), 'body') status = urwid.AttrWrap(urwid.Text('Runtime Error'), 'hometag') columns = urwid.Columns([(17, status_header), (20, status)]) column_wrap = urwid.WidgetWrap(columns) result_header = urwid.Text('--- Run Code Result: ---', align='center') error_header = urwid.Text('Runtime Error Message:') error_message = urwid.Text(self.result['runtime_error']) your_input_header = urwid.Text('Last input:') your_input = urwid.Text(self.result['last_testcase']) list_items = [ result_header, blank, column_wrap, blank, error_header, error_message, blank, your_input_header, your_input, ] self._append_stdout_if_non_empty(list_items) return urwid.Padding(urwid.ListBox(urwid.SimpleListWalker(list_items)), left=2, right=2)
def make_unified_error_view(self, error_title): blank = urwid.Divider() status_header = urwid.AttrWrap(urwid.Text('Run Code Status: '), 'body') status = urwid.AttrWrap(urwid.Text(error_title), 'hometag') columns = urwid.Columns([(17, status_header), (30, status)]) column_wrap = urwid.WidgetWrap(columns) if 'last_testcase' in self.result: result_header = urwid.Text('--- Run Code Result: ---', align='center') your_input_header = urwid.Text('Last executed input:') your_input = urwid.Text(self.result['last_testcase']) list_items = [ result_header, blank, column_wrap, blank, your_input_header, your_input, ] else: list_items = [ result_header, blank, column_wrap, ] self._append_stdout_if_non_empty(list_items) return urwid.Padding(urwid.ListBox(urwid.SimpleListWalker(list_items)), left=2, right=2)
def __init__( self, title, login, command_caption='Command: (Tab to switch focus to upper ' 'frame, where you can scroll text)\nType exit or quit ' 'to close', max_size=1000): self.header = urwid.Text(title) self.model = urwid.SimpleListWalker([]) self.body = ListView( self.model, lambda: self._update_focus(False), max_size=max_size) self.input = Input(lambda: self._update_focus(True)) foot = urwid.Pile([ urwid.AttrMap( urwid.Text(command_caption), 'reversed'), urwid.AttrMap(self.input, 'normal')]) urwid.Frame.__init__(self, urwid.AttrWrap(self.body, 'normal'), urwid.AttrWrap(self.header, 'reversed'), foot) self.set_focus_path(['footer', 1]) self._focus = True urwid.connect_signal(self.input, 'line_entered', self.on_line_entered) self._output_styles = [s[0] for s in self.PALLETE] self.eloop = None self.login = login
def __init__(self, result): self.result = result self.total = len(result) self.update_view('next_callback') walker = urwid.SimpleListWalker([urwid.Padding(self.top_columns, left=3, right=3), self.test_result]) adapter = urwid.BoxAdapter(urwid.ListBox(walker), height=14) urwid.WidgetWrap.__init__(self, adapter)
def show_help(self): """Create and return Frame object containing help docs.""" # Flags are gr8 against bugs. self.help_flag = True help_header = ur.Text(("green", "SSHCHAN HELP"), "center") pg1 = ur.Text( [("bold", "sshchan "), "is a textboard environment designed \ to run on remote SSH servers with multiple anonymous users simultaneously \ browsing and posting."], "center") pg2 = ur.Text(("bold", "Keybindings:")) pg3 = ur.Text([("green", "TAB"), ( None, " - switch focus between main body and top bar")]) pg4 = ur.Text( [("green", "H h"), (None, " - display this help dialog")]) pg5 = ur.Text( [("green", "B b"), (None, " - view available boards")]) pg6 = ur.Text( [("green", "ESC"), ( None, " - go back one screen (exits on MOTD screen)")]) back_btn = ur.AttrMap( ur.Button("Back", self.button_press, "back"), "red", "reverse") help_body = ur.Padding(ur.ListBox(ur.SimpleListWalker([ self.div, help_header, self.div, pg1, self.div, pg2, pg3, pg4, pg5, pg6, self.div, back_btn])), "center", self.width, 0, self.margin, self.margin) return ur.AttrMap(ur.Frame(help_body, self.header, self.footer, "body"), "bg")
def __init__(self, chat_widget): self.chat_widget = chat_widget self.list_walker = urwid.SimpleListWalker([]) self.w_listbox = urwid.ListBox(self.list_walker) self.update_list() self.__super.__init__(urwid.Padding(self.w_listbox, left=2)) keymaps.GLOBAL.add_command("redraw", self.update_list) def updlst(*args, **kwargs): self.update_list() self.chat_widget.discord.add_event_handler("on_member_join", updlst) self.chat_widget.discord.add_event_handler("on_member_remove", updlst) self.chat_widget.discord.add_event_handler("on_member_update", updlst)
def mk_test_subjects(self, *listbox_items): listbox = urwid.ListBox( urwid.SimpleListWalker(list(listbox_items)) ) return listbox
def clear(self): # We can't call super().clear() because it runs the more efficient # `self._listbox.body[:] = ()` # That doesn't work here because urwidtrees.TreeListWalker doesn't # support item assignment. self._listbox.body = urwid.SimpleListWalker([]) self._listbox._invalidate() self._initialized = False self._table.clear() self._marked.clear()
def __init__(self, srvapi, keymap, columns=None, sort=None, title=None): self._srvapi = srvapi self._keymap = keymap if self.focusable_items: self._ListItemClass = keymap.wrap(self.ListItemClass, context=self.keymap_context) else: self._ListItemClass = self.ListItemClass self._items = () self._marked = set() self._columns = columns or [] self._sort = sort self._sort_orig = sort self._title_name = title self.title_updater = None self._table = Table(**self.tuicolumns) self._table.columns = self._columns if self.focusable_items: walker = urwid.SimpleFocusListWalker([]) else: walker = urwid.SimpleListWalker([]) self._listbox = keymap.wrap(urwid.ListBox, context=self.keymap_context + 'list')(walker) listbox_sb = urwid.AttrMap( ScrollBar(urwid.AttrMap(self._listbox, self.palette_name)), 'scrollbar' ) pile = urwid.Pile([ ('pack', urwid.AttrMap(self._table.headers, self.palette_name + '.header')), listbox_sb ]) super().__init__(pile)
def make_success_view(self): blank = urwid.Divider() status_header = urwid.AttrWrap(urwid.Text('Run Code Status: '), 'body') status = urwid.AttrWrap(urwid.Text('Accepted'), 'accepted') columns = urwid.Columns([(20, status_header), (20, status)]) runtime = urwid.Text('Run time: %s' % self.result['status_runtime']) result_header = urwid.Text('--- Run Code Result: ---', align='center') list_items = [ result_header, blank, columns, blank, runtime ] self._append_stdout_if_non_empty(list_items) return urwid.Padding(urwid.ListBox(urwid.SimpleListWalker(list_items)), left=2, right=2)
def __init__(self, pubpen): self.pubpen = pubpen self._location = None self._free_space = 0 self._filled_space = 0 self._warehouse_free = 0 self._warehouse_used = 0 self._cash = 0 self._bank = 0 self._loan = 0 self._warehouse_sub_id = None #self._bank_sub_id = None ### FIXME: Implement bank, warehouse, bank, and loan header2 = urwid.Text('Ship Type:') self.ship_type_widget = urwid.Text(' ') header3 = urwid.Text('Free space:') self.free_space_widget = urwid.Text(' ') header4 = urwid.Text('Cargo:') self.filled_space_widget = urwid.Text(' ') header5 = urwid.Text('Warehouse:') self.warehouse_free_widget = urwid.Text(' ') header6 = urwid.Text('Transshipment:') self.warehouse_used_widget = urwid.Text(' ') header7 = urwid.Text('Cash:') self.cash_widget = urwid.Text(' ') header8 = urwid.Text('Bank:') self.bank_widget = urwid.Text(' ') header9 = urwid.Text('Loan:') self.loan_widget = urwid.Text(' ') info_list = urwid.SimpleListWalker([header2, self.ship_type_widget, header3, self.free_space_widget, header4, self.filled_space_widget, header5, self.warehouse_free_widget, header6, self.warehouse_used_widget, header7, self.cash_widget, header8, self.bank_widget, header9, self.loan_widget]) info = urwid.ListBox(info_list) box = LineBox(info, tlcorner='?', trcorner='?', lline=' ', rline=None, bline=None) super().__init__(box) # Primary triggers: These are events that tell us we need to refresh # our information self.pubpen.subscribe('ship.moved', self.handle_new_location) self.pubpen.subscribe('ship.cargo.update', self.handle_cargo_update) self.pubpen.subscribe('ship.equip.update', self.handle_ship_update) self.pubpen.subscribe('user.cash.update', self.handle_cash_update) #self.pubpen.subscribe('user.bank.update') #self.pubpen.subscribe('user.loan.update') # Secondary triggers: These are responses to requests for information self.pubpen.subscribe('ship.info', self.handle_ship_info) self.pubpen.subscribe('user.info', self.handle_user_info) # Defer populating the initial values until a user has logged in self.pubpen.subscribe('user.login_success', self.populate_info)
def __init__(self, output_prefix=None): self.exit_message = None self.output_prefix = output_prefix text_header = (u"Command Generation for 'rosbag record' ") buttons = OrderedDict() buttons['quit'] = urwid.Button(u"Quit(ESC/q)", self.on_quit) buttons['save'] = dialog.PopUpButton(u"Save(F2)", self.on_save, prompt_text=u"Input file name:", default_text=u"record.sh") buttons['mark'] = urwid.Button(u"Mark all(F3)", self.on_mark_all) buttons['unmark'] = urwid.Button(u"Unmark all(F4)", self.on_unmark_all) buttons['refresh'] = urwid.Button(u"Refresh(F5)", self.on_refresh) self.buttons = buttons # blank = urwid.Divider() header = urwid.AttrWrap(urwid.Text(text_header, align='center'), 'header') button_bar = urwid.GridFlow( [urwid.AttrWrap(btn, 'buttn', 'buttnf') for (key, btn) in buttons.iteritems()], 18, 3, 1, 'left') status_bar = urwid.AttrWrap(urwid.Text(u""), 'footer') footer = urwid.Pile([button_bar, status_bar]) self.listwalker = urwid.SimpleListWalker(self.create_listbox_from_ros()) listbox = urwid.ListBox(self.listwalker) body = urwid.AttrWrap(listbox, 'body') self.frame = urwid.Frame(body=body, header=header, footer=footer) self.frame_focus_table = dict() self.frame_focus_table[body] = 'footer' self.frame_focus_table[footer] = 'body' palette = [ ('body', 'white', 'black', 'standout'), ('reverse', 'light gray', 'black'), ('header', 'white', 'dark blue', 'bold'), ('footer', 'black', 'light gray'), ('important', 'dark blue', 'light gray', ('standout', 'underline')), ('editfc', 'white', 'dark blue', 'bold'), ('editbx', 'light gray', 'dark blue'), ('editcp', 'black', 'light gray', 'standout'), ('bright', 'dark gray', 'light gray', ('bold', 'standout')), ('buttn', 'black', 'light cyan'), ('buttnf', 'white', 'dark blue', 'bold'), ('popbg', 'white', 'dark gray'), ] self.show_msg = status_bar.set_text screen = urwid.raw_display.Screen() self.mainloop = urwid.MainLoop(self.frame, palette, screen, unhandled_input=self.unhandled, pop_ups=True) # UI functions
def key_test(): screen = Screen() header = urwid.Text("Values from get_input(). Q exits.") header = urwid.AttrWrap(header,'header') lw = urwid.SimpleListWalker([]) listbox = urwid.ListBox(lw) listbox = urwid.AttrWrap(listbox, 'listbox') top = urwid.Frame(listbox, header) def input_filter(keys, raw): if 'q' in keys or 'Q' in keys: raise urwid.ExitMainLoop t = [] a = [] for k in keys: if type(k) == tuple: out = [] for v in k: if out: out += [', '] out += [('key',repr(v))] t += ["("] + out + [")"] else: t += ["'",('key',k),"' "] rawt = urwid.Text(", ".join(["%d"%r for r in raw])) if t: lw.append( urwid.Columns([ ('weight',2,urwid.Text(t)), rawt]) ) listbox.set_focus(len(lw)-1,'above') return keys loop = urwid.MainLoop(top, [ ('header', 'black', 'dark cyan', 'standout'), ('key', 'yellow', 'dark blue', 'bold'), ('listbox', 'light gray', 'black' ), ], screen, input_filter=input_filter) try: old = screen.tty_signal_keys('undefined','undefined', 'undefined','undefined','undefined') loop.run() finally: screen.tty_signal_keys(*old)
def __init__(self, revert_order, remove_bash_prefix, remove_zsh_prefix, regexp, case_sensitive, remove_duplicates, show_hits, infile): self.show_hits = show_hits self.regexp_modifier = regexp self.case_modifier = case_sensitive self.remove_bash_prefix = remove_bash_prefix self.list_items = [] if revert_order: lines = reversed(infile.readlines()) else: lines = infile for line in lines: if remove_bash_prefix: line = line.split(None, 1)[1].strip() if remove_zsh_prefix: line = re.split('\s+', line, maxsplit=4)[-1] if 'selecta <(history)' not in line: if not remove_duplicates or line not in self.list_items: self.list_items.append(line) self.list_item_widgets = [] self.line_count_display = LineCountWidget('') self.search_edit = SearchEdit(edit_text='') self.modifier_display = urwid.Text('') urwid.connect_signal(self.search_edit, 'done', self.edit_done) urwid.connect_signal(self.search_edit, 'toggle_case_modifier', self.toggle_case_modifier) urwid.connect_signal(self.search_edit, 'toggle_regexp_modifier', self.toggle_regexp_modifier) urwid.connect_signal(self.search_edit, 'change', self.edit_change) header = urwid.AttrMap(urwid.Columns([ urwid.AttrMap(self.search_edit, 'input', 'input'), self.modifier_display, ('pack', self.line_count_display), ], dividechars=1, focus_column=0), 'head', 'head') self.item_list = urwid.SimpleListWalker(self.list_item_widgets) self.listbox = ResultList(self.item_list) urwid.connect_signal(self.listbox, 'resize', self.list_resize) self.view = urwid.Frame(body=self.listbox, header=header) self.loop = urwid.MainLoop(self.view, palette, unhandled_input=self.on_unhandled_input) self.loop.screen.set_terminal_properties(colors=256) self.line_count_display.update(self.listbox.last_size, len(self.item_list)) # TODO workaround, when update_list is called directly, the linecount widget gets not updated self.loop.set_alarm_in(0.01, lambda *loop: self.update_list('')) self.loop.run()
