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# SPDX-License-Identifier: GPL-3.0-only
from gi.repository import Adw, GObject, Gtk
class OsdProgressBar(Adw.Bin):
__gtype_name__ = "OsdProgressBar"
def __init__(self):
super().__init__()
progress = Gtk.ProgressBar(
visible=False,
halign=Gtk.Align.FILL,
valign=Gtk.Align.START,
pulse_step=0.01,
)
progress.add_css_class("osd")
overlay = Gtk.Overlay()
overlay.add_overlay(progress)
self.props.child = overlay
self._progress = progress
self._overlay = overlay
def callback(_value: float) -> None:
self._progress.pulse()
target = Adw.CallbackAnimationTarget.new(callback)
animation = Adw.TimedAnimation.new(
self,
0.0,
0.0,
Adw.DURATION_INFINITE,
target,
)
self._animation = animation
def start_pulse(self) -> None:
self._progress.set_visible(True)
self._animation.play()
def end_pulse(self) -> None:
self._progress.set_visible(False)
self._animation.pause()
self._animation.reset()
@GObject.Property(type=Gtk.Widget)
def content(self):
return self._overlay.props.child
@content.setter # type: ignore
def content(self, content):
self._overlay.props.child = content
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