My Hammerspoon configuration

caffeine-off.pdf

caffeine-on.pdf

caffeine.lua

-- Replace Caffeine.app with 18 lines of Lua :D
local caffeine = hs.menubar.new()

function setCaffeineDisplay(state)
    local result
    if state then
        result = caffeine:setIcon("caffeine-on.pdf")
    else
        result = caffeine:setIcon("caffeine-off.pdf")
    end
end

function caffeineClicked()
    setCaffeineDisplay(hs.caffeinate.toggle("displayIdle"))
end

if caffeine then
    caffeine:setClickCallback(caffeineClicked)
    setCaffeineDisplay(hs.caffeinate.get("displayIdle"))
end

functions.lua

--
-- HELPERS
--

-- size window to left half
function toLeft()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.x = max.x
    frame.y = max.y
    frame.w = max.w / 2
    frame.h = max.h
    win:setFrame(frame)
end

-- size window to bottom half
function toBottom()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    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

-- size window to top half
function toTop()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    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

-- size window to right half
function toRight()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.x = max.x + (max.w / 2)
    frame.y = max.y
    frame.w = max.w / 2
    frame.h = max.h
    win:setFrame(frame)
end

-- move window to the left
function moveLeft()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.x = frame.x - 20
    win:setFrame(frame)
end

-- move window down
function moveDown()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.y = frame.y + 20
    win:setFrame(frame)
end

-- move window up
function moveUp()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.y = frame.y - 20
    win:setFrame(frame)
end

-- move window to the right
function moveRight()
    local win = hs.window.focusedWindow()
    if win == nil then
        return
    end
    local frame = win:frame()
    local screen = win:screen()
    local max = screen:frame()
    frame.x = frame.x + 20
    win:setFrame(frame)
end

-- move window to the east
function moveEast()
    local win = hs.window.focusedWindow()
    if win == false then
        return
    end
    win:moveOneScreenEast(0)
end

-- move window to the west
function moveWest()
    local win = hs.window.focusedWindow()
    if win == false then
        return
    end
    win:moveOneScreenWest(0)
end

-- Defines for window maximize toggler
local frameCache = {}
-- Toggle a window between its normal size, and being maximized
function toggleWindowMaximized()
    local win = hs.window.focusedWindow()
    if frameCache[win:id()] then
        win:setFrame(frameCache[win:id()])
        frameCache[win:id()] = nil
    else
        frameCache[win:id()] = win:frame()
        win:maximize()
    end
end

-- Toggle an application between being the frontmost app, and being hidden
function toggleApplication(_app)
    local app = hs.appfinder.appFromName(_app)
    if not app then
        -- FIXME: This should really launch _app
        return
    end
    local mainwin = app:mainWindow()
    if mainwin then
        if mainwin == hs.window.focusedWindow() then
            mainwin:application():hide()
        else
            mainwin:application():activate(true)
            mainwin:application():unhide()
            mainwin:focus()
        end
    end
end

function reloadConfig(files)
    doReload = false
    for _,file in pairs(files) do
        if file:sub(-4) == ".lua" then
            doReload = true
        end
    end
    if doReload then
        hs.reload()
    end
end
hs.pathwatcher.new(os.getenv("HOME") .. "/.hammerspoon/", reloadConfig):start()
hs.alert.show("Config loaded")

init.lua

-- https://github.com/cmsj/hammerspoon-config/blob/master/init.lua
-- https://github.com/BrianGilbert/.hammerspoon/blob/master/init.lua
require('functions')
require('caffeine')

-- init grid
hs.grid.MARGINX     = 0
hs.grid.MARGINY     = 0
hs.grid.GRIDWIDTH   = 2
hs.grid.GRIDHEIGHT  = 2

-- Define some keyboard modifier variables
-- mash = {"cmd", "shift"}
local mash = {"⌘", "⇧"}
-- mash_app = {"cmd", "alt", "ctrl"}
local mash_app = {"⌘", "⌥", "⌃"}
-- hyper = {"cmd", "alt", "ctrl", "shift"}
local hyper = {"⌘", "⌥", "⌃", "⇧"}

-- window animations (set to 0 to disable)
-- hs.window.animationDuration = 0

local lcd = "Color LCD"
local bigscreen = "HP Z30i"

hs.hotkey.bind(hyper, "H", toLeft)
hs.hotkey.bind(hyper, "Left", moveWest)
hs.hotkey.bind(hyper, "J", toBottom)
-- hs.hotkey.bind(hyper, "Down", toBottom)
hs.hotkey.bind(hyper, "K", toTop)
-- hs.hotkey.bind(hyper, "Up", toTop)
hs.hotkey.bind(hyper, "L", toRight)
hs.hotkey.bind(hyper, "Right", moveEast)
hs.hotkey.bind(hyper, "U", moveLeft)
hs.hotkey.bind(hyper, "I", moveDown)
hs.hotkey.bind(hyper, "O", moveUp)
hs.hotkey.bind(hyper, "P", moveRight)
hs.hotkey.bind(hyper, 'RETURN', toggleWindowMaximized)
hs.hotkey.bind(hyper, 'F', toggleWindowMaximized)

-- Application hotkeys
hs.hotkey.bind(hyper, 'E', function() toggleApplication("iTerm") end)
hs.hotkey.bind(hyper, 'Q', function() toggleApplication("Safari") end)
hs.hotkey.bind(hyper, 'Z', function() toggleApplication("Reeder") end)
hs.hotkey.bind(hyper, 'W', function() toggleApplication("IRC") end)

-- toggle window hints
hs.hotkey.bind(mash, '.', hs.hints.windowHints)

-- toggle apps
hs.hotkey.bind(mash_app, 'C', function() hs.application.launchOrFocus('Google Chrome') end)
hs.hotkey.bind(mash_app, 'I', function() hs.application.launchOrFocus('iTerm') end)
hs.hotkey.bind(mash_app, 'S', function() hs.application.launchOrFocus('Sublime Text') end)
hs.hotkey.bind(mash_app, 'M', function() hs.application.launchOrFocus('Sequel Pro') end)