def _create_default_buffer(self):
"""
Create and return the default input buffer.
"""
dyncond = self._dyncond
# Create buffers list.
def accept(buff):
""" Accept the content of the default buffer. This is called when
the validation succeeds. """
self.app.exit(result=buff.document.text)
return True # Keep text, we call 'reset' later on.
return Buffer(
name=DEFAULT_BUFFER,
# Make sure that complete_while_typing is disabled when
# enable_history_search is enabled. (First convert to Filter,
# to avoid doing bitwise operations on bool objects.)
complete_while_typing=Condition(lambda:
is_true(self.complete_while_typing) and not
is_true(self.enable_history_search) and not
self.complete_style == CompleteStyle.READLINE_LIKE),
validate_while_typing=dyncond('validate_while_typing'),
enable_history_search=dyncond('enable_history_search'),
validator=DynamicValidator(lambda: self.validator),
completer=DynamicCompleter(lambda:
ThreadedCompleter(self.completer)
if self.complete_in_thread and self.completer
else self.completer),
history=self.history,
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept,
tempfile_suffix=lambda: self.tempfile_suffix)
def _create_default_buffer(self):
"""
Create and return the default input buffer.
"""
dyncond = self._dyncond
# Create buffers list.
def accept(buff):
""" Accept the content of the default buffer. This is called when
the validation succeeds. """
self.app.exit(result=buff.document.text)
return True # Keep text, we call 'reset' later on.
return Buffer(
name=DEFAULT_BUFFER,
# Make sure that complete_while_typing is disabled when
# enable_history_search is enabled. (First convert to Filter,
# to avoid doing bitwise operations on bool objects.)
complete_while_typing=Condition(
lambda: is_true(self.complete_while_typing) and not is_true(
self.enable_history_search) and not self.complete_style ==
CompleteStyle.READLINE_LIKE),
validate_while_typing=dyncond('validate_while_typing'),
enable_history_search=dyncond('enable_history_search'),
validator=DynamicValidator(lambda: self.validator),
completer=DynamicCompleter(
lambda: ThreadedCompleter(self.completer) if self.
complete_in_thread and self.completer else self.completer),
history=self.history,
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept,
tempfile_suffix=lambda: self.tempfile_suffix)
def _get_continuation(self, width: int, line_number: int,
wrap_count: int) -> StyleAndTextTuples:
"""
Insert the prompt continuation.
:param width: The width that was used for the prompt. (more or less can
be used.)
:param line_number:
:param wrap_count: Amount of times that the line has been wrapped.
"""
prompt_continuation = self.prompt_continuation
if callable(prompt_continuation):
continuation: AnyFormattedText = prompt_continuation(
width, line_number, wrap_count)
else:
continuation = prompt_continuation
# When the continuation prompt is not given, choose the same width as
# the actual prompt.
if not continuation and is_true(self.multiline):
continuation = ' ' * width
return to_formatted_text(continuation,
style='class:prompt-continuation')
def _get_line_prefix(self, line_number, wrap_count, get_prompt_text_2):
"""
Return whatever needs to be inserted before every line.
(the prompt, or a line continuation.)
"""
# First line: display the "arg" or the prompt.
if line_number == 0 and wrap_count == 0:
if not is_true(self.multiline) and get_app().key_processor.arg is not None:
return self._inline_arg()
else:
return get_prompt_text_2()
# For the next lines, display the appropriate continuation.
prompt_width = get_cwidth(fragment_list_to_text(get_prompt_text_2()))
return self._get_continuation(prompt_width, line_number, wrap_count)
def _get_line_prefix(self, line_number, wrap_count, get_prompt_text_2):
"""
Return whatever needs to be inserted before every line.
(the prompt, or a line continuation.)
"""
# First line: display the "arg" or the prompt.
if line_number == 0 and wrap_count == 0:
if not is_true(self.multiline) and get_app().key_processor.arg is not None:
return self._inline_arg()
else:
return get_prompt_text_2()
# For the next lines, display the appropriate continuation.
prompt_width = get_cwidth(fragment_list_to_text(get_prompt_text_2()))
return self._get_continuation(prompt_width, line_number, wrap_count)
def _get_continuation(self, width, line_number, wrap_count):
"""
Insert the prompt continuation.
:param width: The width that was used for the prompt. (more or less can
be used.)
:param line_number:
:param wrap_count: Amount of times that the line has been wrapped.
"""
prompt_continuation = self.prompt_continuation
if callable(prompt_continuation):
prompt_continuation = prompt_continuation(width, line_number, wrap_count)
# When the continuation prompt is not given, choose the same width as
# the actual prompt.
if not prompt_continuation and is_true(self.multiline):
prompt_continuation = ' ' * width
return to_formatted_text(
prompt_continuation, style='class:prompt-continuation')
def __init__(self, text='', multiline=True, password=False,
lexer=None, auto_suggest=None, completer=None,
complete_while_typing=True, accept_handler=None, history=None,
focusable=True, focus_on_click=False, wrap_lines=True,
read_only=False, width=None, height=None,
dont_extend_height=False, dont_extend_width=False,
line_numbers=False, get_line_prefix=None, scrollbar=False,
style='', search_field=None, preview_search=True, prompt='',
input_processors=None, max_line_count=1000, initial_text="", align=WindowAlign.LEFT):
assert isinstance(text, six.text_type)
assert search_field is None or isinstance(search_field, SearchToolbar)
if search_field is None:
search_control = None
elif isinstance(search_field, SearchToolbar):
search_control = search_field.control
if input_processors is None:
input_processors = []
# Writeable attributes.
self.completer = completer
self.complete_while_typing = complete_while_typing
self.lexer = lexer
self.auto_suggest = auto_suggest
self.read_only = read_only
self.wrap_lines = wrap_lines
self.max_line_count = max_line_count
self.buffer = CustomBuffer(
document=Document(text, 0),
multiline=multiline,
read_only=Condition(lambda: is_true(self.read_only)),
completer=DynamicCompleter(lambda: self.completer),
complete_while_typing=Condition(
lambda: is_true(self.complete_while_typing)),
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept_handler,
history=history)
self.control = BufferControl(
buffer=self.buffer,
lexer=DynamicLexer(lambda: self.lexer),
input_processors=[
ConditionalProcessor(
AppendAutoSuggestion(),
has_focus(self.buffer) & ~is_done),
ConditionalProcessor(
processor=PasswordProcessor(),
filter=to_filter(password)
),
BeforeInput(prompt, style='class:text-area.prompt'),
] + input_processors,
search_buffer_control=search_control,
preview_search=preview_search,
focusable=focusable,
focus_on_click=focus_on_click)
if multiline:
if scrollbar:
right_margins = [ScrollbarMargin(display_arrows=True)]
else:
right_margins = []
if line_numbers:
left_margins = [NumberedMargin()]
else:
left_margins = []
else:
left_margins = []
right_margins = []
style = 'class:text-area ' + style
self.window = Window(
height=height,
width=width,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
content=self.control,
style=style,
wrap_lines=Condition(lambda: is_true(self.wrap_lines)),
left_margins=left_margins,
right_margins=right_margins,
get_line_prefix=get_line_prefix,
align=align)
self.log_lines: Deque[str] = deque()
self.log(initial_text)
def __init__(self,
text: str = '',
multiline: FilterOrBool = True,
password: FilterOrBool = False,
lexer: Optional[Lexer] = None,
auto_suggest: Optional[AutoSuggest] = None,
completer: Optional[Completer] = None,
complete_while_typing: FilterOrBool = True,
accept_handler: Optional[BufferAcceptHandler] = None,
history: Optional[History] = None,
focusable: FilterOrBool = True,
focus_on_click: FilterOrBool = False,
wrap_lines: FilterOrBool = True,
read_only: FilterOrBool = False,
width: AnyDimension = None,
height: AnyDimension = None,
dont_extend_height: FilterOrBool = False,
dont_extend_width: FilterOrBool = False,
line_numbers: bool = False,
get_line_prefix: Optional[GetLinePrefixCallable] = None,
scrollbar: bool = False,
style: str = '',
search_field: Optional[SearchToolbar] = None,
preview_search: FilterOrBool = True,
prompt: AnyFormattedText = '',
input_processors: Optional[List[Processor]] = None) -> None:
if search_field is None:
search_control = None
elif isinstance(search_field, SearchToolbar):
search_control = search_field.control
if input_processors is None:
input_processors = []
# Writeable attributes.
self.completer = completer
self.complete_while_typing = complete_while_typing
self.lexer = lexer
self.auto_suggest = auto_suggest
self.read_only = read_only
self.wrap_lines = wrap_lines
self.buffer = Buffer(
document=Document(text, 0),
multiline=multiline,
read_only=Condition(lambda: is_true(self.read_only)),
completer=DynamicCompleter(lambda: self.completer),
complete_while_typing=Condition(
lambda: is_true(self.complete_while_typing)),
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept_handler,
history=history)
self.control = BufferControl(
buffer=self.buffer,
lexer=DynamicLexer(lambda: self.lexer),
input_processors=[
ConditionalProcessor(AppendAutoSuggestion(),
has_focus(self.buffer) & ~is_done),
ConditionalProcessor(processor=PasswordProcessor(),
filter=to_filter(password)),
BeforeInput(prompt, style='class:text-area.prompt'),
] + input_processors,
search_buffer_control=search_control,
preview_search=preview_search,
focusable=focusable,
focus_on_click=focus_on_click)
if multiline:
if scrollbar:
right_margins = [ScrollbarMargin(display_arrows=True)]
else:
right_margins = []
if line_numbers:
left_margins = [NumberedMargin()]
else:
left_margins = []
else:
height = D.exact(1)
left_margins = []
right_margins = []
style = 'class:text-area ' + style
self.window = Window(
height=height,
width=width,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
content=self.control,
style=style,
wrap_lines=Condition(lambda: is_true(self.wrap_lines)),
left_margins=left_margins,
right_margins=right_margins,
get_line_prefix=get_line_prefix)
def do_accept():
return (not is_true(self.multiline)
and self.app.layout.has_focus(DEFAULT_BUFFER))
def get_search_buffer_control():
" Return the UIControl to be focused when searching start. "
if is_true(self.multiline):
return search_toolbar.control
else:
return search_buffer_control
def __init__(self, text='', multiline=True, password=False,
lexer=None, auto_suggest=None, completer=None,
complete_while_typing=True, accept_handler=None, history=None,
focusable=True, focus_on_click=False, wrap_lines=True,
read_only=False, width=None, height=None,
dont_extend_height=False, dont_extend_width=False,
line_numbers=False, get_line_prefix=None, scrollbar=False,
style='', search_field=None, preview_search=True, prompt='',
input_processors=None):
# assert isinstance(text, six.text_type)
if search_field is None:
search_control = None
if input_processors is None:
input_processors = []
# Writeable attributes.
self.completer = completer
self.complete_while_typing = complete_while_typing
self.lexer = lexer
self.auto_suggest = auto_suggest
self.read_only = read_only
self.wrap_lines = wrap_lines
self.buffer = Buffer(
document=Document(text, 0),
multiline=multiline,
read_only=Condition(lambda: is_true(self.read_only)),
completer=DynamicCompleter(lambda: self.completer),
complete_while_typing=Condition(
lambda: is_true(self.complete_while_typing)),
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept_handler,
history=history)
self.control = BufferControl(
buffer=self.buffer,
lexer=DynamicLexer(lambda: self.lexer),
input_processors=[
ConditionalProcessor(
AppendAutoSuggestion(),
has_focus(self.buffer) & is_done), #
ConditionalProcessor(
processor=PasswordProcessor(),
filter=to_filter(password)
),
BeforeInput(prompt, style='class:text-area.prompt'),
] + input_processors,
search_buffer_control=search_control,
preview_search=preview_search,
focusable=focusable,
focus_on_click=focus_on_click)
if multiline:
if scrollbar:
right_margins = [ScrollbarMargin(display_arrows=True)]
else:
right_margins = []
if line_numbers:
left_margins = [NumberedMargin()]
else:
left_margins = []
else:
height = D.exact(1)
left_margins = []
right_margins = []
style = 'class:text-area ' + style
self.window = Window(
height=height,
width=width,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
content=self.control,
style=style,
wrap_lines=Condition(lambda: is_true(self.wrap_lines)),
left_margins=left_margins,
right_margins=right_margins,
get_line_prefix=get_line_prefix)
def __init__(self, multiline: FilterOrBool = True,
password: FilterOrBool = False,
focusable: FilterOrBool = True,
focus_on_click: FilterOrBool = False,
width: AnyDimension = None,
height: AnyDimension = None,
dont_extend_height: FilterOrBool = False,
dont_extend_width: FilterOrBool = False,
line_numbers: bool = False,
get_line_prefix: Optional[GetLinePrefixCallable] = None,
scrollbar: bool = False, style: str = "",
search_field: Optional[SearchToolbar] = None,
preview_search: FilterOrBool = True,
prompt: AnyFormattedText = "",
input_processors: Optional[List[Processor]] = None,
key_bindings: KeyBindings = None, **kwargs) -> None:
super().__init__(multiline=multiline, password=password,
focusable=focusable, focus_on_click=focus_on_click,
width=width, height=height,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
line_numbers=line_numbers,
get_line_prefix=get_line_prefix,
scrollbar=scrollbar, style=style,
search_field=search_field,
preview_search=preview_search, prompt=prompt,
input_processors=input_processors, **kwargs)
if search_field is None:
search_control = None
elif isinstance(search_field, SearchToolbar):
search_control = search_field.control
if input_processors is None:
input_processors = []
self.control = BufferControl(
buffer=self.buffer,
lexer=DynamicLexer(lambda: self.lexer),
input_processors=[
ConditionalProcessor(
AppendAutoSuggestion(),
has_focus(self.buffer) & ~is_done
),
ConditionalProcessor(
processor=PasswordProcessor(),
filter=to_filter(password)
),
BeforeInput(prompt,
style="class:text-area.prompt"),
] + input_processors,
search_buffer_control=search_control,
preview_search=preview_search,
focusable=focusable,
focus_on_click=focus_on_click,
key_bindings=key_bindings
)
if multiline:
right_margins = [ScrollbarMargin(display_arrows=True)] \
if scrollbar else []
left_margins = [NumberedMargin()] if line_numbers else []
else:
height = D.exact(1)
left_margins = []
right_margins = []
style = "class:text-area " + style
self.window = Window(
height=height,
width=width,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
content=self.control,
style=style,
wrap_lines=Condition(lambda: is_true(self.wrap_lines)),
left_margins=left_margins,
right_margins=right_margins,
get_line_prefix=get_line_prefix
)
def __init__(self,
text: str = '',
multiline: FilterOrBool = True,
password: FilterOrBool = False,
lexer: Optional[Lexer] = None,
auto_suggest: Optional[AutoSuggest] = None,
completer: Optional[Completer] = None,
complete_while_typing: FilterOrBool = True,
accept_handler: Optional[BufferAcceptHandler] = None,
history: Optional[History] = None,
focusable: FilterOrBool = True,
focus_on_click: FilterOrBool = False,
wrap_lines: FilterOrBool = True,
read_only: FilterOrBool = False,
width: AnyDimension = None,
height: AnyDimension = None,
dont_extend_height: FilterOrBool = False,
dont_extend_width: FilterOrBool = False,
line_numbers: bool = False,
get_line_prefix: Optional[GetLinePrefixCallable] = None,
scrollbar: bool = False,
style: str = '',
search_field: Optional[SearchToolbar] = None,
preview_search: FilterOrBool = True,
prompt: AnyFormattedText = '',
input_processors: Optional[List[Processor]] = None) -> None:
if search_field is None:
search_control = None
elif isinstance(search_field, SearchToolbar):
search_control = search_field.control
if input_processors is None:
input_processors = []
# Writeable attributes.
self.completer = completer
self.complete_while_typing = complete_while_typing
self.lexer = lexer
self.auto_suggest = auto_suggest
self.read_only = read_only
self.wrap_lines = wrap_lines
self.buffer = Buffer(
document=Document(text, 0),
multiline=multiline,
read_only=Condition(lambda: is_true(self.read_only)),
completer=DynamicCompleter(lambda: self.completer),
complete_while_typing=Condition(
lambda: is_true(self.complete_while_typing)),
auto_suggest=DynamicAutoSuggest(lambda: self.auto_suggest),
accept_handler=accept_handler,
history=history)
self.control = BufferControl(
buffer=self.buffer,
lexer=DynamicLexer(lambda: self.lexer),
input_processors=[
ConditionalProcessor(
AppendAutoSuggestion(),
has_focus(self.buffer) & ~is_done),
ConditionalProcessor(
processor=PasswordProcessor(),
filter=to_filter(password)
),
BeforeInput(prompt, style='class:text-area.prompt'),
] + input_processors,
search_buffer_control=search_control,
preview_search=preview_search,
focusable=focusable,
focus_on_click=focus_on_click)
if multiline:
if scrollbar:
right_margins = [ScrollbarMargin(display_arrows=True)]
else:
right_margins = []
if line_numbers:
left_margins = [NumberedMargin()]
else:
left_margins = []
else:
height = D.exact(1)
left_margins = []
right_margins = []
style = 'class:text-area ' + style
self.window = Window(
height=height,
width=width,
dont_extend_height=dont_extend_height,
dont_extend_width=dont_extend_width,
content=self.control,
style=style,
wrap_lines=Condition(lambda: is_true(self.wrap_lines)),
left_margins=left_margins,
right_margins=right_margins,
get_line_prefix=get_line_prefix)
def do_accept():
return (not is_true(self.multiline) and
self.app.layout.has_focus(DEFAULT_BUFFER))
def get_search_buffer_control():
" Return the UIControl to be focused when searching start. "
if is_true(self.multiline):
return search_toolbar.control
else:
return search_buffer_control