Hammerspoon how to#
Hammerspoon install#
Hammerspoon code#
Hammerspoon download#

Local application = hs. It bridges various system level APIs into a Lua scripting engine, allowing you to add powerful effects to your system by writing Lua scripts.What gives Hammerspoon its power is a set of extensions that expose specific pieces of system functionality to the user. KeyboardTracker = hs.eventtap.new(, function (e) Hammerspoon is a desktop automation tool for OS X. You should be able to rework this example for FireFox and your shortcuts. When CMD+N is pressed a boolean ( allowOverride) is set to true to allow the very next CMD+F keypress which is simulated. For all other application do nothing to allow the default action. Get the bundle ID of the app, and only if its Google Chrome block CMD+F and remap CMD+N.

The trick is to check which is the frontmost (active) application while doing so.

Detect when CMD+N is pressed and create key events to simulate CMD+F.

See System Preferences->Keyboard->Shortcuts Answered my own question by a more exploration: I found out that on macOS (at least for some users) the F11 key is mapped to 'Show Desktop' in the System -> Keyboard -> Shortcuts.

Detect when CMD+F is pressed and return true to block it It may be a duplicate in your Hammerspoon config, or it may be registered by macOS.

Afterwards, launch Hammerspoon.app and enable accessability.

Hammerspoon download#

If you dont use brew cask (you really should), you can download the latest release from GitHub then drag the application over to your /Applications/ folder.

Hammerspoon install#

Setup an event tap for the key down event If you use brew cask, you can install Hammerspoon in seconds by running the command: brew cask install hammerspoon.Or for more advanced users, using the Homebrew command-line tool by running the below command in the terminal of your choice (e.g.I made an example which blocks CMD+F (Find) in Google Chrome and remaps CMD+N (New Window) to this functionality instead. You can download it from the Karabiner Elements website and follow the installation instruction, It is a free application with an easy setup for changes in the functionality of your keys. People use it for all sorts of automations, with key remappings and quick window switchers being the most common applications. If you want to remap some of your keys, the easiest way to do that is to use the Karabiner Elements application. Hammerspoon is a macOS automation framework that allows you to hook into all sort of OS interfaces using Lua scripts. As a result, you will be not stretching your hands but confidently pressing only two keys on your keyboard.

Hammerspoon how to#

And you are right! Such a combination makes my shortcuts unique, and now I will show you how to remap not so often used keys to this tricky combination.

Hammerspoon code#

There is a lot of awesome Hammerspoon code to help you with that, from clones of popular Mac applications like Spectacle to complex tiling systems. You can think that it is a lot of keys to be pressed at once. One of the main things people do with Hammerspoon is wrangle their window layouts. I defined my shortcuts using HYPER + selected letter.

The right global shortcut has to be unique to not overlap with any shortcuts in your system or IDE. Later in the post, I will call this combination a Hyper Key. In my case, it will be the combination of 4 other control keys pressed at once: CMD (⌘) + SHIFT (⇧) + OPTION (⌥) + CTRL(˄). In my particular case, CAPSLOCK (⇪) is the least used key - I can remap it to a combination of keys, which would be more useful for me! When I need to type capital letters, I hold the SHIFT (⇧) key most of the time. Easy way to remap keys - Karabiner Elementsĭid you ever wonder what key do you use the least often? I figured out it was a CAPSLOCK (⇪) key.