Karabinier

complex modifications.json

{
  "title": "Personal",
  "rules": [
    {
      "description": "Text Shortcut",
      "manipulators": [
        {
          "from": {
            "key_code": "s",
            "modifiers": { "mandatory": ["right_command"], "optional": ["any"] }
          },
          "to": [
            { "key_code": "s", "modifiers": ["shift"] },
            { "key_code": "e" }
          ],
          "type": "basic"
        },
        {
          "from": {
            "key_code": "i",
            "modifiers": { "mandatory": ["right_command"], "optional": ["any"] }
          },
          "to": [
            { "key_code": "i", "modifiers": ["shift"] },
            { "key_code": "l" }
          ],
          "type": "basic"
        }
      ]
    },
    {
      "description": "CapsLock to Hyper for Hammerspoon",
      "manipulators": [
        {
          "from": { "key_code": "caps_lock", "modifiers": { "optional": ["any"] } },
          "to": [
            {
              "key_code": "left_shift",
              "modifiers": ["command", "control", "option"]
            }
          ],
          "to_if_alone": [{ "key_code": "tab", "modifiers": ["command"] }],
          "type": "basic"
        }
      ]
    },
    {
      "description": "FN Keys for Hammerspoon workflows",
      "manipulators": [
        {
          "description": "Hammerspoon - key combination",
          "from": {
            "key_code": "q",
            "modifiers": { "mandatory": ["right_command", "right_option"], "optional": ["any"] }
          },
          "to": [{ "key_code": "f10", "modifiers": ["shift"] }],
          "type": "basic"
        },
        {
          "description": "Hammerspoon - key combination",
          "from": {
            "key_code": "w",
            "modifiers": { "mandatory": ["right_command", "right_option"], "optional": ["any"] }
          },
          "to": [{ "key_code": "f11", "modifiers": ["shift"] }],
          "type": "basic"
        },
        {
          "description": "Hammerspoon - key combination",
          "from": {
            "key_code": "e",
            "modifiers": { "mandatory": ["right_command", "right_option"], "optional": ["any"] }
          },
          "to": [{ "key_code": "f12", "modifiers": ["shift"] }],
          "type": "basic"
        }
      ]
    }
  ]
}

hammerspoon.lua

   
HOTKEY = hs.hotkey
HYPER = { "shift", "command", "control", "option" } -- Karabinier maps this as: Caps_Lock

window.lua

hs.hotkey.bind({"cmd", "alt", "ctrl"}, "W", function()
      hs.alert.show(
         "Hello World!",
         {
            textFont= "Comic Sans MS",
            textSize=72,
            fadeOutDuration=1
         }
      )
end)

-- Magnet replacement bindings

hs.hotkey.bind({"ctrl", "alt"}, "left", function()
  -- size focused window to left half of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x
  f.y = max.y
  f.w = max.w / 2
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "a", function()
  -- size focused window to left third of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x
  f.y = max.y
  f.w = max.w / 3
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "s", function()
  -- size focused window to middle third of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x + (max.w / 3)
  f.y = max.y
  f.w = max.w / 3
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "d", function()
  -- size focused window to right third of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x + (max.w / 3 * 2)
  f.y = max.y
  f.w = max.w / 3
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "right", function()
  -- size focused window to right half of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x + (max.w / 2)
  f.y = max.y
  f.w = max.w / 2
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "return", function()
  -- size focused window to size of desktop
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x
  f.y = max.y
  f.w = max.w
  f.h = max.h
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "up", function()
  -- size focused window to top half of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x
  f.y = max.y
  f.w = max.w
  f.h = max.h / 2
  win:setFrame(f)
end)

hs.hotkey.bind({"ctrl", "alt"}, "down", function()
  -- size focused window to bottom half of display
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x
  f.y = max.y + (max.h / 2)
  f.w = max.w
  f.h = max.h / 2
  win:setFrame(f)
end)



hs.hotkey.bind({"cmd", "alt", "ctrl"}, "F", function()
  -- toggle the focused window to full screen (workspace)
  local win = hs.window.focusedWindow()
  win:setFullScreen(not win:isFullScreen())
end)

hs.hotkey.bind({"cmd", "alt", "ctrl"}, "right", function()
  -- move the focused window one display to the right
  local win = hs.window.focusedWindow()
  win:moveOneScreenEast()
end)

hs.hotkey.bind({"cmd", "alt", "ctrl"}, "left", function()
  -- move the focused window one display to the left
  local win = hs.window.focusedWindow()
  win:moveOneScreenWest()
end)

hs.hotkey.bind({"cmd", "alt", "ctrl"}, "R", function()
      RoundedCorners = hs.loadSpoon('RoundedCorners')
      RoundedCorners.radius = 20
      RoundedCorners:start()
      hs.alert.show("Oooooooooh, so ROUND!")
end)