81 lines
2.2 KiB
Plaintext
81 lines
2.2 KiB
Plaintext
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#!/usr/bin/env python3
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import sys
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import pulsectl
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from Xlib import X, XK, display
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from Xlib.ext import record
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from Xlib.protocol import rq
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KEY = XK.XK_F7
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def mute(state):
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with pulsectl.Pulse('list-source') as pulse:
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for source in pulse.source_list():
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if source.port_active:
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if source.mute != state:
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pulse.mute(source, state)
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print(f"{source.name} {'un' if not state else ''}muted")
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mute(True)
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local_dpy = display.Display()
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record_dpy = display.Display()
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def record_callback(reply):
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if reply.category != record.FromServer:
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return
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if reply.client_swapped:
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print("* received swapped protocol data, cowardly ignored")
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return
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if not len(reply.data) or reply.data[0] < 2:
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# not an event
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return
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data = reply.data
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while len(data):
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event, data = rq.EventField(None).parse_binary_value(
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data, record_dpy.display, None, None)
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if event.type in [X.KeyPress, X.KeyRelease]:
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keysym = local_dpy.keycode_to_keysym(event.detail, 0)
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if keysym == KEY:
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mute(event.type == X.KeyRelease)
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# Check if the extension is present
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if not record_dpy.has_extension("RECORD"):
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print("RECORD extension not found")
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sys.exit(1)
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r = record_dpy.record_get_version(0, 0)
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print("RECORD extension version %d.%d" %
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(r.major_version, r.minor_version))
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# Create a recording context; we only want key and mouse events
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ctx = record_dpy.record_create_context(
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0,
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[record.AllClients],
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[{
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'core_requests': (0, 0),
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'core_replies': (0, 0),
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'ext_requests': (0, 0, 0, 0),
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'ext_replies': (0, 0, 0, 0),
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'delivered_events': (0, 0),
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'device_events': (X.KeyPress, X.MotionNotify),
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'errors': (0, 0),
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'client_started': False,
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'client_died': False,
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}])
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# Enable the context; this only returns after a call to record_disable_context,
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# while calling the callback function in the meantime
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try:
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record_dpy.record_enable_context(ctx, record_callback)
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except KeyboardInterrupt:
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local_dpy.record_disable_context(ctx)
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local_dpy.flush()
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# Finally free the context
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record_dpy.record_free_context(ctx)
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