50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
"""Output Devices tab: horizontally-scrolling row of every playback device
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(pactl sinks), each with its own volume meter/L-R pair, mute, live peak bar,
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profile dropdown (pro-audio vs stereo duplex etc.) and a "Set Default" button.
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"""
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from __future__ import annotations
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import gi
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gi.require_version("Gtk", "4.0")
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from gi.repository import Gtk # noqa: E402
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from ui.device_card import DeviceCard
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from ui.scroll_row import ScrollRow
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class OutputTab(Gtk.Box):
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def __init__(self, backend, peaks) -> None:
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super().__init__(orientation=Gtk.Orientation.VERTICAL)
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self.add_css_class("sb-tab-page")
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self._backend = backend
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self._peaks = peaks
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self._default_name = ""
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self._row = ScrollRow(self._make_card, empty_text="No output devices found")
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self.append(self._row)
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def _make_card(self, item: dict, cards_by_id: dict, default_name: str) -> DeviceCard:
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return DeviceCard(self._backend, self._peaks, "sink", item, cards_by_id,
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default_name, self._backend.set_default_sink)
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def refresh(self) -> None:
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def got_defaults(sink_name: str, _source_name: str) -> None:
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self._default_name = sink_name
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def got_cards(cards: list[dict]) -> None:
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cards_by_id = {c["id"]: c for c in cards}
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def got_sinks(sinks: list[dict]) -> None:
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self._row.sync(sinks, cards_by_id, self._default_name)
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self._backend.list_sinks(got_sinks)
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self._backend.list_cards(got_cards)
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self._backend.get_defaults(got_defaults)
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def activate(self) -> None:
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self._row.activate()
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self.refresh()
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def deactivate(self) -> None:
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self._row.deactivate()
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