gistfile1.txt

-- Modal bindings, have to resort to this because on mac there
-- isn't a reserved modifier key for interacting with the OS.
modal_keymap = hs.hotkey.modal.new("cmd", "escape")
modal_keymap:bind('', 'escape', nil, function() modal_keymap:exit() end)

-- Maximize toggling
local window_table = {}

function toggleFocusedWindowFullscreen()
   local focused_window = hs.window.focusedWindow()
   local old_frame = window_table[focused_window:id()]
   if old_frame == nil then
      window_table[focused_window:id()] = focused_window:frame()      
      focused_window:maximize()
   else
      window_table[focused_window:id()] = nil
      focused_window:setFrame(old_frame)
   end
end

modal_keymap:bind('', 'return', nil, function()
		     modal_keymap:exit()
		     toggleFocusedWindowFullscreen()
end)