Hammerspoon

init.lua

local left = "DELL U2723QE (1)"
local right = "DELL U2723QE (2)"
local windowLayout1 = {
  {"Slack",         nil, left, {x=0.0, y=0.0, w=0.5, h=1.0}, nil, nil},
  {"Brave Browser", nil, left, {x=0.499, y=0.0, w=0.5, h=1.0}, nil, nil},
}

-- local windowLayout2 = {
--   {"iTerm2",        nil, wide34, {x=0.0, y=0.0, w=0.2, h=1.0}, nil, nil},
--   {"Code",          nil, wide34, {x=0.199, y=0.0, w=0.4, h=1.0}, nil, nil},
--   {"Brave Browser", nil, wide34, {x=0.599, y=0.0, w=0.4, h=1.0}, nil, nil},
-- }

-- local windowLayout3 = {
--   {"Brave Browser", nil, wide34, hs.layout.left30, nil, nil},
--   {"Code",          nil, wide34, hs.layout.right70, nil, nil},
-- }

-- local windowLayout4 = {
--   {"iTerm2",        nil, wide34, hs.layout.left30, nil, nil},
--   {"Code",          nil, wide34, hs.layout.right70, nil, nil},
-- }

local unhideWindows = function()
  hs.application("iTerm2"):unhide()
  hs.application("Brave Browser"):unhide()
--  hs.application("Google Chrome"):unhide()
  hs.application("Code"):unhide()
  hs.application("Finder"):unhide()
  hs.application("Bitwarden"):unhide()
end

-- unhideWindows()
-- hs.layout.apply(windowLayout1)

hs.hotkey.bind({"command", "ctrl"}, "1", function()
  hs.layout.apply(windowLayout1)
  unhideWindows()
end)

hs.hotkey.bind({"command", "ctrl"}, "2", function()
  hs.layout.apply(windowLayout2)
  unhideWindows()
end)

hs.hotkey.bind({"command", "ctrl"}, "3", function()
  hs.layout.apply(windowLayout3)
  unhideWindows()
  hs.application("iTerm2"):hide()
end)

hs.hotkey.bind({"command", "ctrl"}, "4", function()
  hs.layout.apply(windowLayout4)
  unhideWindows()
  hs.application("Brave Browser"):hide()
end)

hs.hotkey.bind({"command", "ctrl"}, "5", function()
  local windows = hs.application.get('Brave Browser'):allWindows()
  local chromeWindows = {}
  local chromeSize = 0

  for i, window in ipairs(windows) do
    if window:title() ~= "" then table.insert(chromeWindows, window) end
    chromeSize = chromeSize + 1
  end

  local layout = {}
  for i, chrome in ipairs(chromeWindows) do
    table.insert(layout, {"Brave Browser", chrome:title(), left, {x=((i -1) / chromeSize), y=0.0, w=(1 / chromeSize), h=1.0}, nil, nil})
  end
  hs.layout.apply(layout)
  unhideWindows()
  hs.application("iTerm2"):hide()
  hs.application("Code"):hide()
end)

hs.hotkey.bind({"command", "ctrl"}, "6", function()
  local windows = hs.application.get('Google Chrome'):allWindows()
  local chromeWindows = {}

  for i, window in ipairs(windows) do
    if window:title() ~= "" then table.insert(chromeWindows, window) end
  end

  local chromeSize = #chromeWindows -- タイトルがあるウィンドウの数だけをカウント

  local layout = {}
  for i, chrome in ipairs(chromeWindows) do
    table.insert(layout, {"Google Chrome", chrome:title(), right, {x=((i -1) / chromeSize), y=0.0, w=(1 / chromeSize), h=1.0}, nil, nil})
  end
  hs.layout.apply(layout)
end)


hs.hotkey.bind({"command", "ctrl"}, "7", function()
  local windows = hs.application.get('Google Chrome'):allWindows()
  local chromeWindows = {}

  for i, window in ipairs(windows) do
    if window:title() ~= "" then table.insert(chromeWindows, window) end
  end

  local layout = {}
  local numberOfWindows = #chromeWindows
  local activeWindow = hs.window.focusedWindow()

  -- アクティブなウィンドウをスクリーンの上部に配置（高さは1/3）
  table.insert(layout, {"Google Chrome", activeWindow:title(), "current",
                        {x=0.0, y=0.0, w=1.0, h=1/3}, nil, nil})

  -- 残りのウィンドウを下部に等間隔で配置（高さは2/3）
  local counter = 0
  for i = 1, numberOfWindows do
    if chromeWindows[i]:id() ~= activeWindow:id() then
      counter = counter + 1
      table.insert(layout, {"Google Chrome", chromeWindows[i]:title(), "current",
                            {x=((counter-1) / (numberOfWindows-1)), y=1/3, w=(1 / (numberOfWindows-1)), h=2/3}, nil, nil})
    end
  end

  hs.layout.apply(layout)
end)



hs.hotkey.bind({"command", "ctrl"}, "Left", function()
  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({"command", "ctrl"}, "Right", function()
  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({"command", "ctrl"}, "Up", function()
  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({"command", "ctrl"}, "Down", function()
  local win = hs.window.focusedWindow()
  local f = win:frame()
  local screen = win:screen()
  local max = screen:frame()

  f.x = max.x + max.w / 6
  f.y = max.y
  f.w = max.w * 2 / 3
  f.h = max.h
  win:setFrame(f)
end)

-- 右のディスプレイに移動
hs.hotkey.bind({"cmd", "ctrl", "shift"}, "right", function()
  local win = hs.window.focusedWindow()
  local screen = win:screen()
  local nextScreen = screen:next()

  if nextScreen then
    win:moveToScreen(nextScreen)
  end
end)

-- 左のディスプレイに移動
hs.hotkey.bind({"cmd", "ctrl", "shift"}, "left", function()
  local win = hs.window.focusedWindow()
  local screen = win:screen()
  local prevScreen = screen:previous()

  if prevScreen then
    win:moveToScreen(prevScreen)
  end
end)

switcher = hs.window.switcher.new()
hs.hotkey.bind('alt','tab','Next window',function()switcher:next()end)
hs.hotkey.bind('alt-shift','tab','Prev window',function()switcher:previous()end)

-- cmd + tab で切り替えた後に マウスをアクティブウィンドウの中央に移動させる
local cmdPressed = false
local tabPressed = false
local function moveMouseToActiveWindow()
  local win = hs.window.focusedWindow()
  if win then
    local frame = win:frame()
    hs.mouse.absolutePosition({x = frame.x + frame.w / 2, y = frame.y + frame.h / 2})
  end
end
_tap = hs.eventtap.new({ hs.eventtap.event.types.keyDown, hs.eventtap.event.types.flagsChanged }, function(e)
  local keyCode = e:getKeyCode()
  if e:getType() == hs.eventtap.event.types.keyDown then
    if keyCode == hs.keycodes.map["tab"] and e:getFlags().cmd then
      tabPressed = true
    elseif keyCode == hs.keycodes.map["escape"] and cmdPressed then
      tabPressed = false  -- `esc`キーでキャンセルした場合、フラグをリセット
    end
  end
  if e:getType() == hs.eventtap.event.types.flagsChanged and not e:getFlags().cmd and tabPressed then
    hs.timer.doAfter(0.1, function()
      moveMouseToActiveWindow()
    end)
    tabPressed = false
  end
  return false
end)
_tap:start()

-- reset
hs.hotkey.bind({"command", "ctrl"}, "R", function()
  hs.reload()
end)
hs.alert.show("Config loaded")