Module: Muter

Extended by:
FFI::Library, Muter
Included in:
Muter
Defined in:
lib/muter.rb

Constant Summary collapse

VK_VOLUME_DOWN =

from msdn on keybd_event …

0xAE
VK_VOLUME_UP = 
0xAF
VK_VOLUME_MUTE = 
0xAD
KEYEVENTF_KEYUP = 
2

Instance Method Summary collapse

Instance Method Details

#hit_mute_key ⇒ Object 



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# File 'lib/muter.rb', line 18

def hit_mute_key
  # simulate pressing the mute key
  keybd_event(VK_VOLUME_MUTE, 0, 0, nil)
  keybd_event(VK_VOLUME_MUTE, 0, KEYEVENTF_KEYUP, nil)
end

#hit_volume_down_key ⇒ Object 



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# File 'lib/muter.rb', line 29

def hit_volume_down_key
  keybd_event(VK_VOLUME_DOWN, 0, 0, nil)
  keybd_event(VK_VOLUME_DOWN, 0, KEYEVENTF_KEYUP, nil)
end

#hit_volume_up_key ⇒ Object 



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# File 'lib/muter.rb', line 24

def hit_volume_up_key
  keybd_event(VK_VOLUME_UP, 0, 0, nil)
  keybd_event(VK_VOLUME_UP, 0, KEYEVENTF_KEYUP, nil)
end

#mute! ⇒ Object 



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# File 'lib/muter.rb', line 34

def mute!
  #unmute! # just in case
  hit_mute_key
end

#unmute! ⇒ Object

TODO better for doze 7…



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# File 'lib/muter.rb', line 40

def unmute!
  hit_mute_key # Windows XP...
  hit_volume_down_key
  hit_volume_up_key
end