62 lines
2.4 KiB
Python
62 lines
2.4 KiB
Python
"""ApplicationCard — one card in the Applications tab: everything MeterCard
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gives every card (icon+name, live peak bar, volume meter/L-R pair, mute),
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plus a dropdown to route this one app's playback stream to a different
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output device (`pactl move-sink-input`)."""
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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.card_base import MeterCard
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class ApplicationCard(MeterCard):
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def __init__(self, backend, peaks, item: dict, sinks: list[dict]) -> None:
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self._sinks = sinks
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self._sink_names: list[str] = []
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super().__init__(backend, peaks, "sink-input", item)
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def _build_extra(self, item: dict):
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box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=2)
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label = Gtk.Label(label="Output", xalign=0.0)
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label.add_css_class("sb-field-label")
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box.append(label)
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self._sink_dropdown = Gtk.DropDown()
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self._sink_dropdown.add_css_class("sb-device-dropdown")
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self._dropdown_guard = False
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self._sink_dropdown.connect("notify::selected", self._on_sink_selected)
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box.append(self._sink_dropdown)
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self._sync_sink_dropdown(item, self._sinks)
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return box
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def _update_extra(self, item: dict, sinks: list[dict]) -> None:
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self._sinks = sinks
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self._sync_sink_dropdown(item, sinks)
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def _sync_sink_dropdown(self, item: dict, sinks: list[dict]) -> None:
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names = [s["name"] for s in sinks]
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if names != self._sink_names:
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self._sink_names = names
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self._dropdown_guard = True
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self._sink_dropdown.set_model(Gtk.StringList.new([s["description"] for s in sinks]))
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self._dropdown_guard = False
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current = item.get("device")
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idx = next((i for i, s in enumerate(sinks) if s["id"] == current), None)
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if idx is not None and self._sink_dropdown.get_selected() != idx:
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self._dropdown_guard = True
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self._sink_dropdown.set_selected(idx)
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self._dropdown_guard = False
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def _on_sink_selected(self, dropdown: Gtk.DropDown, _pspec) -> None:
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if self._dropdown_guard:
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return
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idx = dropdown.get_selected()
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if 0 <= idx < len(self._sink_names):
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self._backend.move_sink_input(self._id, self._sink_names[idx])
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def _peak_target(self, item: dict) -> list[str] | None:
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return [f"--monitor-stream={item['id']}"]
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