kitty/kittens/command_palette/main.py
2026-04-06 09:54:56 -07:00

341 lines
12 KiB
Python

#!/usr/bin/env python
# License: GPLv3 Copyright: 2024, Kovid Goyal <kovid at kovidgoyal.net>
# Entry point: collect_keys_data(opts) — collects all keybinding, alias, and
# mouse data into a JSON-serializable dict consumed by the Go TUI.
import sys
from functools import partial
from typing import Any
from kitty.conf.types import Definition
from kitty.fast_data_types import add_timer, get_boss
from kitty.typing_compat import BossType
from ..tui.handler import result_handler
definition = Definition(
'!kittens.command_palette',
)
agr = definition.add_group
egr = definition.end_group
map = definition.add_map
# shortcuts {{{
agr('shortcuts', 'Keyboard shortcuts')
map('Move selection up',
'selection_up --allow-fallback=shifted,ascii ctrl+k selection_up',
)
map('Move selection up',
'selection_up --allow-fallback=shifted,ascii ctrl+p selection_up',
)
map('Move selection down',
'selection_down --allow-fallback=shifted,ascii ctrl+j selection_down',
)
map('Move selection down',
'selection_down --allow-fallback=shifted,ascii ctrl+n selection_down',
)
egr() # }}}
def classify_action(
definition: str, alias_map: Any, action_to_group: dict[str, str]
) -> tuple[str, str, str]:
"""Classify a keybinding definition into (action_name, category, alias).
Returns the resolved action name, the category it belongs to, and the alias
name if the definition uses one (empty string otherwise).
"""
raw_action = definition.split()[0] if definition else 'no_op'
if raw_action == 'combine':
return 'combine', 'Combined actions', ''
if raw_action in action_to_group or raw_action == 'no_op':
return raw_action, action_to_group.get(raw_action, 'Miscellaneous'), ''
# Not a known action — try alias resolution
resolved = alias_map.resolve_aliases(definition)
if resolved:
action_name = resolved[0].func
return action_name, 'Action aliases', raw_action
return raw_action, 'Miscellaneous', ''
def build_action_lookups() -> tuple[dict[str, str], dict[str, str], dict[str, str]]:
"""Build action->group, action->help, and action->long_help lookups."""
from kitty.actions import get_all_actions, groups
action_to_group: dict[str, str] = {}
action_to_help: dict[str, str] = {}
action_to_long_help: dict[str, str] = {}
for group_key, actions in get_all_actions().items():
for action in actions:
action_to_group[action.name] = groups[group_key]
action_to_help[action.name] = action.short_help
action_to_long_help[action.name] = action.long_help
return action_to_group, action_to_help, action_to_long_help
def deduplicate_definitions(defns: list[Any]) -> list[Any]:
"""Return unique definitions, keeping the last occurrence of each."""
seen: set[tuple[Any, ...]] = set()
uniq: list[Any] = []
for d in reversed(defns):
uid = d.unique_identity_within_keymap
if uid not in seen:
seen.add(uid)
uniq.append(d)
return uniq
def build_binding_entry(
key_repr: str, action_repr: str, definition: str, alias_map: Any,
action_to_group: dict[str, str], action_to_help: dict[str, str],
action_to_long_help: dict[str, str],
) -> tuple[dict[str, str], str]:
"""Build a single binding entry dict and return it with its category."""
action_name, category, alias = classify_action(definition, alias_map, action_to_group)
entry: dict[str, str] = {
'key': key_repr,
'action': action_name,
'action_display': action_repr,
'definition': definition or action_name,
'help': action_to_help.get(action_name, ''),
'long_help': action_to_long_help.get(action_name, ''),
}
if alias:
entry['alias'] = alias
return entry, category
def order_categories(
categories: dict[str, list[dict[str, str]]], group_order: list[str]
) -> dict[str, list[dict[str, str]]]:
"""Order categories by the groups order, with remaining categories sorted at the end."""
ordered: dict[str, list[dict[str, str]]] = {}
for group_title in group_order:
if group_title in categories:
ordered[group_title] = categories.pop(group_title)
for cat_name, binds in sorted(categories.items()):
ordered[cat_name] = binds
return ordered
def collect_keyboard_bindings(
opts: Any,
action_to_group: dict[str, str],
action_to_help: dict[str, str],
action_to_long_help: dict[str, str],
) -> dict[str, dict[str, list[dict[str, str]]]]:
"""Collect keybindings from all keyboard modes into categorized dicts."""
from kitty.actions import groups
from kitty.options.utils import KeyDefinition
from kitty.types import Shortcut
def as_sc(k: 'Any', v: KeyDefinition) -> Shortcut:
if v.is_sequence:
return Shortcut((v.trigger,) + v.rest)
return Shortcut((k,))
modes: dict[str, dict[str, list[dict[str, str]]]] = {}
for mode_name, mode in opts.keyboard_modes.items():
categories: dict[str, list[dict[str, str]]] = {}
for key, defns in mode.keymap.items():
for d in deduplicate_definitions(defns):
sc = as_sc(key, d)
entry, category = build_binding_entry(
sc.human_repr(opts.kitty_mod), d.human_repr(),
d.definition or '', opts.alias_map,
action_to_group, action_to_help, action_to_long_help)
categories.setdefault(category, []).append(entry)
for cat in categories:
categories[cat].sort(key=lambda b: b['key'])
modes[mode_name] = order_categories(categories, list(groups.values()))
return modes
def relocate_mode_entry_bindings(
modes: dict[str, dict[str, list[dict[str, str]]]]
) -> None:
"""Move push_keyboard_mode bindings into their target mode's section."""
if '' not in modes:
return
new_default_cats: dict[str, list[dict[str, str]]] = {}
for cat_name, bindings in modes[''].items():
keep: list[dict[str, str]] = []
for b in bindings:
if b['action'] == 'push_keyboard_mode':
parts = b['definition'].split()
target = parts[1] if len(parts) > 1 else ''
if target and target in modes:
if 'Enter mode' not in modes[target]:
new_target: dict[str, list[dict[str, str]]] = {'Enter mode': [b]}
new_target.update(modes[target])
modes[target] = new_target
else:
modes[target]['Enter mode'].append(b)
continue
keep.append(b)
if keep:
new_default_cats[cat_name] = keep
modes[''] = new_default_cats
def add_unmapped_actions(
modes: dict[str, dict[str, list[dict[str, str]]]]
) -> None:
"""Add actions with no keyboard shortcut to the default mode."""
from kitty.actions import get_all_actions, groups
mapped_actions: set[str] = set()
for mode_cats in modes.values():
for bindings in mode_cats.values():
for b in bindings:
mapped_actions.add(b['action'])
default_mode_cats = modes.setdefault('', {})
for group_key, actions in get_all_actions().items():
category = groups[group_key]
for action in actions:
if action.name not in mapped_actions:
default_mode_cats.setdefault(category, []).append({
'key': '',
'action': action.name,
'action_display': action.name,
'definition': action.name,
'help': action.short_help,
'long_help': action.long_help,
})
# Re-sort: mapped entries (non-empty key) first, then unmapped by action name.
for cat in default_mode_cats:
default_mode_cats[cat].sort(key=lambda b: (b['key'] == '', b['key'] or b['action']))
# Re-order by groups ordering
modes[''] = order_categories(default_mode_cats, list(groups.values()))
def collect_bound_aliases(
modes: dict[str, dict[str, list[dict[str, str]]]]
) -> set[str]:
"""Collect alias names that are already present from keybindings."""
bound: set[str] = set()
for mode_cats in modes.values():
for bindings in mode_cats.values():
bound.update(b['alias'] for b in bindings if 'alias' in b)
return bound
def build_alias_entry(alias_map: Any, display: str, expansion: str) -> dict[str, str]:
"""Build a single alias section entry."""
resolved = alias_map.resolve_aliases(display)
resolved_action = resolved[0].func if resolved else display.split()[0]
return {
'key': '',
'action': resolved_action,
'action_display': display,
'definition': expansion,
'help': f'Alias for: {expansion}',
'long_help': '',
'alias': display,
}
def add_alias_sections(
opts: Any,
modes: dict[str, dict[str, list[dict[str, str]]]]
) -> None:
"""Add Action aliases and Kitten aliases sections for unbound aliases."""
bound_aliases = collect_bound_aliases(modes)
action_alias_entries: list[dict[str, str]] = []
kitten_alias_entries: list[dict[str, str]] = []
for alias_name, alias_list in opts.alias_map.aliases.items():
for aa in alias_list:
if aa.replace_second_arg:
display = f'{alias_name} {aa.name}'
expansion = f'{alias_name} {aa.value}'
target_list = kitten_alias_entries
else:
display = aa.name
expansion = aa.value
target_list = action_alias_entries
if display not in bound_aliases:
target_list.append(build_alias_entry(opts.alias_map, display, expansion))
default_mode_cats = modes.setdefault('', {})
def sort_key(b: dict[str, str]) -> tuple[bool, str]:
return (b['key'] == '', b['key'] or b['action_display'])
for section_name, entries in (('Action aliases', action_alias_entries), ('Kitten aliases', kitten_alias_entries)):
if entries:
existing = default_mode_cats.get(section_name, [])
existing.extend(entries)
existing.sort(key=sort_key)
default_mode_cats[section_name] = existing
def collect_mouse_bindings(opts: Any) -> list[dict[str, str]]:
"""Collect mouse mappings."""
mouse: list[dict[str, str]] = []
for event, action in opts.mousemap.items():
key_repr = event.human_repr(opts.kitty_mod)
mouse.append({'key': key_repr, 'action': action, 'action_display': action, 'help': '', 'long_help': ''})
mouse.sort(key=lambda b: b['key'])
return mouse
def collect_keys_data(opts: Any) -> dict[str, Any]:
"""Collect all keybinding data from options into a JSON-serializable dict."""
action_to_group, action_to_help, action_to_long_help = build_action_lookups()
modes = collect_keyboard_bindings(opts, action_to_group, action_to_help, action_to_long_help)
relocate_mode_entry_bindings(modes)
add_unmapped_actions(modes)
add_alias_sections(opts, modes)
mode_order = list(modes.keys())
category_order: dict[str, list[str]] = {}
for mode_name, cats in modes.items():
category_order[mode_name] = list(cats.keys())
return {
'modes': modes,
'mouse': collect_mouse_bindings(opts),
'mode_order': mode_order,
'category_order': category_order,
}
def main(args: list[str]) -> None:
raise SystemExit('This kitten must be used only from a kitty.conf mapping')
def callback(target_window_id: int, action: str, timer_id: int | None) -> None:
boss = get_boss()
w = boss.window_id_map.get(target_window_id)
boss.combine(action, w)
@result_handler(has_ready_notification=True)
def handle_result(args: list[str], data: dict[str, Any], target_window_id: int, boss: BossType) -> None:
if data and (action := data.get('action')):
# run action after event loop tick so command palette overlay is closed
add_timer(partial(callback, target_window_id, action), 0, False)
help_text = 'Browse and trigger keyboard shortcuts and actions'
usage = ''
OPTIONS = r'''
'''.format
if __name__ == '__main__':
main(sys.argv)
elif __name__ == '__doc__':
cd = sys.cli_docs # type: ignore
cd['usage'] = usage
cd['options'] = OPTIONS
cd['help_text'] = help_text
cd['short_desc'] = help_text
elif __name__ == '__conf__':
sys.options_definition = definition # type: ignore