88 lines
2.8 KiB
Python
88 lines
2.8 KiB
Python
import re
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import shlex
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import subprocess
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from fabric.utils.helpers import DesktopApp, get_desktop_applications
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from fabric.widgets.box import Box
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from fabric.widgets.image import Image
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from fabric.widgets.label import Label
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from gi.repository import Gtk
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from .base import FuzzyMenu
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ICON_SIZE = 32
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_FIELD_CODE_RE = re.compile(r"^%[fFuUickdDnNvm]$")
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class AppProvider:
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def items(self) -> list[DesktopApp]:
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return get_desktop_applications()
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def filter(self, items: list[DesktopApp], query: str) -> list[DesktopApp]:
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if not query:
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return items
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q = query.lower()
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return [a for a in items if _matches(a, q)]
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def render(self, item: DesktopApp) -> Gtk.Widget:
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children: list[Gtk.Widget] = []
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pixbuf = item.get_icon_pixbuf(size=ICON_SIZE)
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if pixbuf is not None:
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children.append(Image(pixbuf=pixbuf, name="app-icon"))
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primary = item.display_name or item.name or ""
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text_box = Box(name="app-text", orientation="v", spacing=0)
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text_box.add(Label(label=primary, name="app-name", h_align="start"))
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if item.generic_name and item.generic_name != primary:
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text_box.add(
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Label(label=item.generic_name, name="app-generic", h_align="start")
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)
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children.append(text_box)
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return Box(name="slot-box", orientation="h", spacing=10, children=children)
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def activate(self, item: DesktopApp) -> None:
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# Launch in a transient systemd --user scope so the app gets its own
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# cgroup instead of inheriting sims.service's. start_new_session alone
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# only changes POSIX session/pgid; systemd tracks units by cgroup and
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# would kill children with sims on stop (default KillMode=control-group).
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if item.command_line:
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argv = [
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t for t in shlex.split(item.command_line) if not _FIELD_CODE_RE.match(t)
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]
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if argv:
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subprocess.Popen(
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[
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"systemd-run",
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"--quiet",
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"--user",
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"--scope",
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"--collect",
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"--",
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*argv,
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],
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start_new_session=True,
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)
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return
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item.launch()
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def _matches(app: DesktopApp, q: str) -> bool:
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for field in (app.name, app.display_name, app.generic_name, app.executable):
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if field and q in field.lower():
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return True
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return False
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def AppLauncher(monitor: int = 0) -> FuzzyMenu:
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return FuzzyMenu(
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provider=AppProvider(),
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monitor=monitor,
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placeholder="Search Apps...",
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window_name="app-launcher",
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max_results=8,
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)
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