Hammerspoon config

init.lua

function class(classname, super)
    local superType = type(super)
    local cls
    if superType ~= "function" and superType ~= "table" then
        superType = nil
        super = nil
    end
    if superType == "function" or (super and super.__ctype == 1) then
        -- inherited from native C++ Object
        cls = {}
        if superType == "table" then
            -- copy fields from super
            for k,v in pairs(super) do cls[k] = v end
            cls.__create = super.__create
            cls.super    = super
        else
            cls.__create = super
        end
        cls.ctor    = function() end
        cls.__cname = classname
        cls.__ctype = 1
        function cls.new(...)
            local instance = cls.__create(...)
            -- copy fields from class to native object
            for k,v in pairs(cls) do instance[k] = v end
            instance.class = cls
            instance:ctor(...)
            return instance
        end

    else
        -- inherited from Lua Object
        if super then
            cls = clone(super)
            cls.super = super
        else
            cls = {ctor = function() end}
        end

        cls.__cname = classname
        cls.__ctype = 2 -- lua
        cls.__index = cls

        function cls.new(...)
            local instance = setmetatable({}, cls)
            instance.class = cls
            instance:ctor(...)
            return instance
        end
    end
    return cls
end









defaultKeyMappers = {
  {{'ctrl'},'w',{{{'cmd'},'x'}}}, --剪切
  {{'alt'},'w',{{{'cmd'},'c'}}}, --复制
  {{'ctrl'},'y',{{{'cmd'},'v'}}}, --粘贴
  {{"ctrl","shift"},'-',{{{'cmd'},'z'}}}, --撤销
  {{'ctrl'},'v',{{{},'pagedown'}}}, --剪切
  {{'alt'},'v',{{{},'pageup'}}}, --复制

  {{'ctrl'},'s',{{{'cmd'},'f'}}}, --查找

  {{'alt'},'f',{{{'alt'},'right'}}}, --前移一词
  {{'alt'},'b',{{{'alt'},'left'}}}, --后移一词

  {{'ctrl','shift'},'S',{{{'cmd'},'s'}}}, --保存
  {{'ctrl','shift'},'A',{{{'cmd'},'a'}}}, --全选

  {{'ctrl'},'g',{{nil,'escape'}}}, --取消
}

appKeyMappers = {
  ['印象笔记']={
    {{'ctrl'},'w',{{{'cmd'},'x'}}}, --剪切
    {{'alt'},'w',{{{'cmd'},'c'}}}, --复制
    {{'ctrl'},'y',{{{'cmd'},'v'}}}, --粘贴
    {{"ctrl","shift"},'-',{{{'cmd'},'z'}}}, --撤销
    {{'ctrl'},'v',{{{},'pagedown'}}}, --剪切
    {{'alt'},'v',{{{},'pageup'}}}, --复制

    {{'ctrl'},'s',{{{'cmd'},'f'}}}, --查找

    {{'alt'},'f',{{{'alt'},'right'}}}, --前移一词
    {{'alt'},'b',{{{'alt'},'left'}}}, --后移一词

    {{'ctrl','shift'},'S',{{{'cmd'},'s'}}}, --保存
    {{'ctrl','shift'},'A',{{{'cmd'},'a'}}}, --全选

    {{'ctrl'},'g',{{nil,'escape'}}}, --取消

    {{'ctrl','shift'},'V',{{{'cmd','shift'},'v'}}}, --去格式粘贴
  },

  ["iTerm2"] = {
    {{'ctrl'},'w',{{{'cmd'},'x'}}}, --剪切
    {{'alt'},'w',{{{'cmd'},'c'}}}, --复制
    {{'ctrl'},'y',{{{'cmd'},'v'}}}, --粘贴
    {{"ctrl","shift"},'-',{{{'cmd'},'z'}}}, --撤销
    {{'ctrl'},'v',{{{},'pagedown'}}}, --剪切
    {{'alt'},'v',{{{},'pageup'}}}, --复制
    
    {{'alt','shift'},',',{{{'cmd'},'up'}}}, --文首
    {{'alt','shift'},'.',{{{'cmd'},'down'}}}, --文末

    {{'ctrl'},'s',{{{'cmd'},'f'}}}, --查找

    {{'alt'},'f',{{nil,"escape"}, {nil,"f"}}}, --前移一词
    {{'alt'},'b',{{nil,"escape"}, {nil,"b"}}}, --后移一词

    {{'ctrl','shift'},'S',{{{'cmd'},'s'}}}, --保存
    {{'ctrl','shift'},'A',{{{'cmd'},'a'}}}, --全选

    {{'ctrl'},'g',{{nil,'escape'}}}, --取消
  },

  ["VMware Fusion"] = "nochange",
  ["Sublime Text"] = "nochange",
  ["IntelliJ IDEA"] = "nochange",
  ["PyCharm"] = "nochange",
  ["向日葵控制端"] = "nochange",
  ["PyCharm-EAP"] = "nochange",
}

function bindKeyMappers(keyMappers,modal)
  for i,mapper in ipairs(keyMappers) do
    if modal == nil then
      hs.hotkey.bind(mapper[1], mapper[2], function()
        print(string.format("no modal, %s %s=>", mapper[1], mapper[2]))
        target_list = mapper[3]
        for i, key_pair in ipairs(target_list) do
          print(string.format("%s %s", key_pair[1], key_pair[2]))
          hs.eventtap.keyStroke(key_pair[1],key_pair[2])

        end
      end)
    else

      modal:bind(mapper[1], mapper[2], nil, function()
        print(string.format("modal, %s %s=>", mapper[1], mapper[2]))
        modal.triggered = true
        target_list = mapper[3]
        for i, key_pair in ipairs(target_list) do
          print(string.format("%s %s", key_pair[1], key_pair[2]))
          hs.eventtap.keyStroke(key_pair[1],key_pair[2])

        end
      end)
    end
  end

  hs.hotkey.bind({'alt'}, 'f', function()
        hs.eventtap.keyStroke(nil,"escape")
        hs.eventtap.keyStroke(nil,"f")
      end)
end


function initModal()
  for app, keyMappers in pairs(appKeyMappers) do
    if keyMappers ~= "nochange" then
      spoon.ModalMgr:new(app)
      bindKeyMappers(keyMappers,spoon.ModalMgr.modal_list[app])
    end
  end
  spoon.ModalMgr:new('default')
  bindKeyMappers(defaultKeyMappers,spoon.ModalMgr.modal_list['default'])
end

function applicationWatcher(appName, eventType, appObject)
  --hs.alert.show(appName..eventType)
  if (eventType == hs.application.watcher.activated) then
    actApp(appName)
  end
end


preMapper = nil
function actApp(appName, is_init)
  print('\n\n')
  print(appName.." activated.")
  mapper = appKeyMappers[appName]

  if is_init == nil then
    is_init = false
  end

  print("preMapper:",preMapper,"mapper:",mapper) 
  if is_init == false and preMapper == mapper then
    print('modal eq, not change.')
    return
  end

  print('start deactivate', preMapper)
  --spoon.ModalMgr:deactivateAll()  --bug  https://github.com/Hammerspoon/Spoons/issues/114
  id_list = {}
  for k,v in pairs(spoon.ModalMgr.active_list) do
    table.insert(id_list, k)
  end
  spoon.ModalMgr:deactivate(id_list)
  
  print('start activate', mapper)
  if mapper == nil then
    spoon.ModalMgr:activate({'default'}, nil, nil)
    --mapper = defaultKeyMappers
  elseif mapper == 'nochange' then
  else
    spoon.ModalMgr:activate({appName}, nil, nil)
    --spoon.ModalMgr:toggleCheatsheet({appName})
  end
  preMapper = mapper

  print('\n\n')
end

--[[
modal = hs.hotkey.modal.new({}, nil )
function actApp(appName)
  print(appName.." activated.")
    local isMatch = false
    for app, keyMappers in pairs(appKeyMappers) do
      if(appName == app) then
        if keyMappers == "nochange" then
          print("nochange")
          modal:exit()
        else
          modal:exit()
          bindKeyMappers(keyMappers,modal)
          modal:enter()
        end
        isMatch = true
        break
      end
    end
    if isMatch == false then
      modal:exit()
      bindKeyMappers(defaultKeyMappers,modal)
      modal:enter()
    end
end
]]--


-- 去掉剪切板中句子内的空格后再粘贴.
hs.hotkey.bind({"ctrl", "shift"}, "y", function()
  local text = hs.pasteboard.getContents()
  --print(text)
  local newText,_ = string.gsub(text, "%s", "")
  newText,_ = string.gsub(newText, "（", "(")
  newText,_ = string.gsub(newText, "）", ")")
  newText,_ = string.gsub(newText, "，", ", ")
  newText,_ = string.gsub(newText, "、", ", ")
  newText,_ = string.gsub(newText, "。", ". ")
  newText,_ = string.gsub(newText, "：", ":")
  newText,_ = string.gsub(newText, "？", "?")
  newText,_ = string.gsub(newText, "“", "\"")
  newText,_ = string.gsub(newText, "”", "\"")
  --print(newText)
  hs.pasteboard.setContents(newText)
  hs.eventtap.keyStroke({"cmd"},"v")
end)



--[[
local modifierHandler = function(e)
    local flags = e:getFlags()
    local onlyFnPressed = false
    for k, v in pairs(flags) do
        onlyFnPressed = v and k == "fn"
        if not onlyFnPressed then break end
    end
    -- you must tap and hold ctrl by itself to turn this on
    if onlyFnPressed

    elseif not next(flags) and module.keyListener then
    end
    return false
endmodifierListener = hs.eventtap.new({ hs.eventtap.event.types.flagschanged }, modifierHandler):start()
]]--


hs.loadSpoon("ModalMgr")
initModal()

local appWatcher = hs.application.watcher.new(applicationWatcher)
appWatcher:start()
-- bind key after reload, because appWatcher can't capturer the event
local fw = hs.window.focusedWindow()
if fw ~= nil then
  actApp(fw:application():name(), true)
end

-- Reload config when any lua file in config directory changes
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

local myWatcher = hs.pathwatcher.new(os.getenv('HOME') .. '/.hammerspoon/', reloadConfig):start()
hs.alert.show('Config loaded')

hs.hotkey.bind({"ctrl","shift"}, "R", function()
  hs.reload()
end)

hs.loadSpoon("FnMate")