45 lines
1.3 KiB
Python
Executable File
45 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
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#https://wiki.archlinux.org/index.php/keyboard_backlight
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import dbus
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import sys
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def kb_light_set(delta):
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bus = dbus.SystemBus()
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kbd_backlight_proxy = bus.get_object('org.freedesktop.UPower', '/org/freedesktop/UPower/KbdBacklight')
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kbd_backlight = dbus.Interface(kbd_backlight_proxy, 'org.freedesktop.UPower.KbdBacklight')
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current = kbd_backlight.GetBrightness()
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maximum = kbd_backlight.GetMaxBrightness()
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new = max(0, min(current + delta, maximum))
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if 0 <= new <= maximum:
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current = new
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kbd_backlight.SetBrightness(current)
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# Return current backlight level percentage
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return 100 * current / maximum
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if __name__ == '__main__':
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if len(sys.argv) == 2 or len(sys.argv) == 3:
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if sys.argv[1] == "--up" or sys.argv[1] == "+":
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if len(sys.argv) == 3:
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print(kb_light_set(int(sys.argv[2])))
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else:
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print(kb_light_set(17))
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elif sys.argv[1] == "--down" or sys.argv[1] == "-":
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if len(sys.argv) == 3:
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print(kb_light_set(-int(sys.argv[2])))
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else:
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print(kb_light_set(-17))
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else:
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print("Unknown argument:", sys.argv[1])
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else:
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print("Script takes one or two argument.", len(sys.argv) - 1, "arguments provided.")
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