hammerspoon/init.lua

   1 -- Sample Hello World
   2 hs.hotkey.bind({"cmd", "alt", "ctrl"}, "W", function()
   3   hs.notify.new({title="Hammerspoon", informativeText="Hello World"}):send()
   4 --  hs.alert.show("Hello World!")
   5 end)
   6
   7 -- Reload configuration
   8 hs.hotkey.bind({"cmd", "alt", "ctrl"}, "R", function()
   9   hs.reload()
  10 end)
  11 hs.alert.show("Config loaded")
  12
  13
  14 -- Sample - Drawing on the screen - http://www.hammerspoon.org/go/#simplereload
  15 mouseCircle = nil
  16 mouseCircleTimer = nil
  17
  18 function mouseHighlight()
  19     -- Delete an existing highlight if it exists
  20     if mouseCircle then
  21         mouseCircle:delete()
  22         if mouseCircleTimer then
  23             mouseCircleTimer:stop()
  24         end
  25     end
  26     -- Get the current co-ordinates of the mouse pointer
  27     mousepoint = hs.mouse.getAbsolutePosition()
  28     -- Prepare a big red circle around the mouse pointer
  29     mouseCircle = hs.drawing.circle(hs.geometry.rect(mousepoint.x-40, mousepoint.y-40, 80, 80))
  30     mouseCircle:setStrokeColor({["red"]=1,["blue"]=0,["green"]=0,["alpha"]=1})
  31     mouseCircle:setFill(false)
  32     mouseCircle:setStrokeWidth(5)
  33     mouseCircle:show()
  34
  35     -- Set a timer to delete the circle after 3 seconds
  36     mouseCircleTimer = hs.timer.doAfter(3, function() mouseCircle:delete() end)
  37 end
  38 hs.hotkey.bind({"cmd","alt","shift"}, "D", mouseHighlight)
  39
  40
  41 -- window movement
  42 hs.hotkey.bind({"cmd", "alt", "ctrl"}, "H", function()
  43   local win = hs.window.focusedWindow()
  44   local f = win:frame()
  45
  46   f.x = f.x - 10
  47   win:setFrame(f)
  48 end)
  49
  50 -- Window Movement
  51 -- https://andrich.blog/2016/11/20/hammerspoon-an-awesome-tool-to-automate-your-mac/
  52 -- CTRL + ALT + Left - Move current window to the left half of the screen.
  53 -- CTRL + ALT + Right - Move current window to the right half of the screen.
  54 -- CTRL + ALT + Up - Go "fullscreen".
  55 -- CTRL + ALT + Down - Center window, covering 2/3 of screen size.
  56 --
  57
  58 function move_window(direction)
  59     return function()
  60         local win      = hs.window.focusedWindow()
  61         local app      = win:application()
  62         local app_name = app:name()
  63         local f        = win:frame()
  64         local screen   = win:screen()
  65         local max      = screen:frame()
  66
  67         if direction == "left" then
  68             f.x = max.x
  69             f.y = max.y
  70             f.w = max.w / 2
  71             f.h = max.h
  72         elseif direction == "right" then
  73             f.x = max.x + (max.w / 2)
  74             f.y = max.y
  75             f.w = max.w / 2
  76             f.h = max.h
  77         elseif direction == "up" then
  78             f.x = max.x
  79             f.y = max.y
  80             f.w = max.w
  81             f.h = max.h / 2
  82         elseif direction == "down" then
  83             f.x = max.x
  84             f.y = max.y + (max.h / 2)
  85             f.w = max.w
  86             f.h = max.h / 2
  87         elseif direction == "max" then
  88             f.x = max.x
  89             f.y = max.y
  90             f.w = max.w
  91             f.h = max.h
  92         elseif direction == "center" then
  93             f.x = max.x + (max.w / 6)
  94             f.y = max.y + (max.h / 6)
  95             f.w = max.w * 2 / 3
  96             f.h = max.h * 2 / 3
  97         else
  98             hs.alert.show("move_window(): Freaky parameter received " .. direction)
  99         end
 100
 101         win:setFrame(f, 0)
 102     end
 103 end
 104
 105 local hyper = {"ctrl", "alt"}
 106 hs.hotkey.bind(hyper, "h", move_window("left"))
 107 hs.hotkey.bind(hyper, "l", move_window("right"))
 108 hs.hotkey.bind(hyper, "k", move_window("up"))
 109 hs.hotkey.bind(hyper, "j", move_window("down"))
 110 hs.hotkey.bind(hyper, "m", move_window("max"))
 111 hs.hotkey.bind(hyper, "c", move_window("center"))
 112
 113 -- Search and dictionary
 114 -- Past and copy
 115 -- App quick startup