Vehicle-Anti-Theft-Face-Rec.../venv/Lib/site-packages/prompt_toolkit/key_binding/bindings/search.py

93 lines
2.5 KiB
Python

"""
Search related key bindings.
"""
from prompt_toolkit import search
from prompt_toolkit.application.current import get_app
from prompt_toolkit.filters import Condition, control_is_searchable, is_searching
from prompt_toolkit.key_binding.key_processor import KeyPressEvent
from ..key_bindings import key_binding
__all__ = [
"abort_search",
"accept_search",
"start_reverse_incremental_search",
"start_forward_incremental_search",
"reverse_incremental_search",
"forward_incremental_search",
"accept_search_and_accept_input",
]
E = KeyPressEvent
@key_binding(filter=is_searching)
def abort_search(event: E) -> None:
"""
Abort an incremental search and restore the original
line.
(Usually bound to ControlG/ControlC.)
"""
search.stop_search()
@key_binding(filter=is_searching)
def accept_search(event: E) -> None:
"""
When enter pressed in isearch, quit isearch mode. (Multiline
isearch would be too complicated.)
(Usually bound to Enter.)
"""
search.accept_search()
@key_binding(filter=control_is_searchable)
def start_reverse_incremental_search(event: E) -> None:
"""
Enter reverse incremental search.
(Usually ControlR.)
"""
search.start_search(direction=search.SearchDirection.BACKWARD)
@key_binding(filter=control_is_searchable)
def start_forward_incremental_search(event: E) -> None:
"""
Enter forward incremental search.
(Usually ControlS.)
"""
search.start_search(direction=search.SearchDirection.FORWARD)
@key_binding(filter=is_searching)
def reverse_incremental_search(event: E) -> None:
"""
Apply reverse incremental search, but keep search buffer focused.
"""
search.do_incremental_search(search.SearchDirection.BACKWARD, count=event.arg)
@key_binding(filter=is_searching)
def forward_incremental_search(event: E) -> None:
"""
Apply forward incremental search, but keep search buffer focused.
"""
search.do_incremental_search(search.SearchDirection.FORWARD, count=event.arg)
@Condition
def _previous_buffer_is_returnable() -> bool:
"""
True if the previously focused buffer has a return handler.
"""
prev_control = get_app().layout.search_target_buffer_control
return bool(prev_control and prev_control.buffer.is_returnable)
@key_binding(filter=is_searching & _previous_buffer_is_returnable)
def accept_search_and_accept_input(event: E) -> None:
"""
Accept the search operation first, then accept the input.
"""
search.accept_search()
event.current_buffer.validate_and_handle()