49 lines
1.3 KiB
Python
Executable File
49 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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sys.path.append(os.path.abspath(os.path.dirname(__file__) + "/.."))
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import asyncio
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from dbus_next.aio import MessageBus
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loop = asyncio.get_event_loop()
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async def main():
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bus = await MessageBus().connect()
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# the introspection xml would normally be included in your project, but
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# this is convenient for development
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introspection = await bus.introspect(
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"org.mpris.MediaPlayer2.vlc", "/org/mpris/MediaPlayer2"
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)
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obj = bus.get_proxy_object(
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"org.mpris.MediaPlayer2.vlc", "/org/mpris/MediaPlayer2", introspection
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)
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player = obj.get_interface("org.mpris.MediaPlayer2.Player")
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properties = obj.get_interface("org.freedesktop.DBus.Properties")
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# call methods on the interface (this causes the media player to play)
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await player.call_play()
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volume = await player.get_volume()
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print(f"current volume: {volume}, setting to 0.5")
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await player.set_volume(0.5)
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# listen to signals
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def on_properties_changed(
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interface_name, changed_properties, invalidated_properties
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):
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for changed, variant in changed_properties.items():
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print(f"property changed: {changed} - {variant.value}")
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properties.on_properties_changed(on_properties_changed)
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await bus.wait_for_disconnect()
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loop.run_until_complete(main())
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