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 ------ multi-window layout
  51 --local laptopScreen = "Color LCD"
  52 --local windowLayout = {
  53 --    {"Safari",  nil,          laptopScreen, hs.layout.left50,    nil, nil},
  54 --    {"Mail",    nil,          laptopScreen, hs.layout.right50,   nil, nil},
  55 --    {"iTunes",  "iTunes",     laptopScreen, hs.layout.maximized, nil, nil},
  56 --    {"iTunes",  "MiniPlayer", laptopScreen, nil, nil, hs.geometry.rect(0, -48, 400, 48)},
  57 --}
  58 --hs.layout.apply(windowLayout)
  59
  60 ---- Creating a simple menubar item
  61 --caffeine = hs.menubar.new()
  62 --function setCaffeineDisplay(state)
  63 --    if state then
  64 --        caffeine:setTitle("AWAKE")
  65 --    else
  66 --        caffeine:setTitle("SLEEPY")
  67 --    end
  68 --end
  69 --
  70 --function caffeineClicked()
  71 --    setCaffeineDisplay(hs.caffeinate.toggle("displayIdle"))
  72 --end
  73 --
  74 --if caffeine then
  75 --    caffeine:setClickCallback(caffeineClicked)
  76 --    setCaffeineDisplay(hs.caffeinate.get("displayIdle"))
  77 --end
  78
  79 -- Reacting to application events
  80 -- wheny active the Finder applications, all of its windows
  81 -- will be brought to the front of the display.
  82 function applicationWatcher(appName, eventType, appObject)
  83     if (eventType == hs.application.watcher.activated) then
  84         if (appName == "Finder") then
  85             -- Bring all Finder windows forward when one gets activated
  86             appObject:selectMenuItem({"Window", "Bring All to Front"})
  87         end
  88     end
  89 end
  90 appWatcher = hs.application.watcher.new(applicationWatcher)
  91 appWatcher:start()
  92
  93
  94
  95
  96 --
  97 -- Window Movement
  98 -- https://andrich.blog/2016/11/20/hammerspoon-an-awesome-tool-to-automate-your-mac/
  99 -- CTRL + ALT + Left - Move current window to the left half of the screen.
 100 -- CTRL + ALT + Right - Move current window to the right half of the screen.
 101 -- CTRL + ALT + Up - Go "fullscreen".
 102 -- CTRL + ALT + Down - Center window, covering 2/3 of screen size.
 103 --
 104
 105 function move_window(direction)
 106     return function()
 107         local win      = hs.window.focusedWindow()
 108         local app      = win:application()
 109         local app_name = app:name()
 110         local f        = win:frame()
 111         local screen   = win:screen()
 112         local max      = screen:frame()
 113
 114         if direction == "left" then
 115             f.x = max.x
 116             f.y = max.y
 117             f.w = max.w / 2
 118             f.h = max.h
 119         elseif direction == "right" then
 120             f.x = max.x + (max.w / 2)
 121             f.y = max.y
 122             f.w = max.w / 2
 123             f.h = max.h
 124         elseif direction == "up" then
 125             f.x = max.x
 126             f.y = max.y
 127             f.w = max.w
 128             f.h = max.h / 2
 129         elseif direction == "down" then
 130             f.x = max.x
 131             f.y = max.y + (max.h / 2)
 132             f.w = max.w
 133             f.h = max.h / 2
 134         elseif direction == "max" then
 135             f.x = max.x
 136             f.y = max.y
 137             f.w = max.w
 138             f.h = max.h
 139         elseif direction == "center" then
 140             f.x = max.x + (max.w / 6)
 141             f.y = max.y + (max.h / 6)
 142             f.w = max.w * 2 / 3
 143             f.h = max.h * 2 / 3
 144         else
 145             hs.alert.show("move_window(): Freaky parameter received " .. direction)
 146         end
 147
 148         win:setFrame(f, 0)
 149     end
 150 end
 151
 152 local hyper = {"ctrl", "alt"}
 153 hs.hotkey.bind(hyper, "h", move_window("left"))
 154 hs.hotkey.bind(hyper, "l", move_window("right"))
 155 hs.hotkey.bind(hyper, "k", move_window("up"))
 156 hs.hotkey.bind(hyper, "j", move_window("down"))
 157 hs.hotkey.bind(hyper, "m", move_window("max"))
 158 hs.hotkey.bind(hyper, "c", move_window("center"))