79 lines
3.2 KiB
Python
79 lines
3.2 KiB
Python
# Copyright 2022 (c) Anna Schumaker.
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"""A widget for selecting ReplayGain mode."""
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from gi.repository import GObject
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from gi.repository import Gtk
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from gi.repository import Adw
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class CheckRow(Adw.ActionRow):
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"""A custom Adw.ActionRow displaying a Check Button."""
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active = GObject.Property(type=bool, default=False)
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group = GObject.Property(type=Adw.ActionRow)
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mode = GObject.Property(type=str)
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def __init__(self, mode: str, active: bool = False,
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group: Adw.ActionRow | None = None, **kwargs):
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"""Initialize the Check Row."""
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super().__init__(mode=mode, active=active, group=group, **kwargs)
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self._prefix = Gtk.CheckButton(active=active,
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group=group._prefix if group else None)
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self.bind_property("active", self._prefix, "active",
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GObject.BindingFlags.BIDIRECTIONAL)
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self.set_activatable_widget(self._prefix)
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self.add_prefix(self._prefix)
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def set_active(self, newval: bool) -> None:
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"""Set the active property."""
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if self.active != newval:
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self.active = newval
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class ReplayGainRow(Adw.ExpanderRow):
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"""Build up a widget for configuring ReplayGain settings."""
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enabled = GObject.Property(type=bool, default=False)
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mode = GObject.Property(type=str, default="auto")
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def __init__(self):
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"""Initialize the ReplayGain selector."""
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super().__init__(title="Volume Normalization",
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subtitle="Configure ReplayGain normalizing")
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self._switch = Gtk.Switch(valign=Gtk.Align.CENTER)
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self._automatic = CheckRow(title="Automatic Mode",
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subtitle="Emmental decides automatically",
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mode="auto", active=True)
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self._album = CheckRow(title="Album Mode",
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subtitle="Albums have the same volume",
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mode="album", group=self._automatic)
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self._track = CheckRow(title="Track Mode",
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subtitle="Tracks have the same volume",
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mode="track", group=self._automatic)
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self.add_prefix(self._switch)
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self.add_row(self._automatic)
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self.add_row(self._album)
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self.add_row(self._track)
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self.connect("notify::mode", self.__notify_mode)
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self._automatic.connect("notify::active", self.__row_activated)
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self._album.connect("notify::active", self.__row_activated)
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self._track.connect("notify::active", self.__row_activated)
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self._switch.bind_property("active", self, "expanded",
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GObject.BindingFlags.BIDIRECTIONAL)
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self.bind_property("enabled", self._switch, "active",
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GObject.BindingFlags.BIDIRECTIONAL)
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def __notify_mode(self, row: Adw.ExpanderRow, param) -> None:
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match self.mode:
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case "album": self._album.set_active(True)
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case "track": self._track.set_active(True)
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case _: self._automatic.set_active(True)
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def __row_activated(self, row: CheckRow, param: GObject.ParamSpec) -> None:
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if row.active:
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self.mode = row.mode
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