12/15/2023 0 Comments Hammerspoon remap key![]() This is shown in our example above, which will place the iTunes Mini Player window at the very bottom left of the screen, even if the dock is there. The sixth item is similar to the fifth, except it does take the OS menubar and dock into account. The fifth item is a rect that will be given to hs.window:setFrame() and should specify the position/size values as pixel positions on the screen, but without the OS menubar and dock taken into account. Open the Hammerspoon API docs in your browser, to explore the extensions we provide, and the functions they offerĪll good programming tutorials start with a Hello World example of some kind, so we will use Hammerspoon’s ability to bind keyboard hotkeys to demonstrate saying Hello World with a simple notification.Click on the Hammerspoon menu bar icon and choose Open Config from the menu.Run Hammerspoon.app and follow the prompts to enable Accessibility access for the app.Download the latest release of Hammerspoon and drag it to your /Applications folder.If you have never programmed in Lua before, you may want to run through Learn Lua in Y minutes before you begin. It bridges various system level APIs into a Lua scripting engine, allowing you to have powerful effects on your system by writing Lua scripts. Hammerspoon is a desktop automation tool for macOS. Lots of people! You can find out more on our Contributors page.Getting Started with Hammerspoon What is Hammerspoon? If you find a bug, or have a suggestion, you can also file an issue on the issue tracker. You can usually get a quick answer in our IRC channel, #hammerspoon on Libera. For more information, see the contribution guidelines on GitHub.īugs found on can be reported on GitHub Where can I get help? They can either be pure Lua scripts that offer useful helper functions, or you can write Objective-C extensions to expose new areas of system functionality to users. More extensions will always be a huge benefit to Hammerspoon. You can learn more about the Lua scripting language at lua.org. If you are new to Hammerspoon, read the Getting Started Guide with reference to the full API documentation. You will need to create a Lua script in ~/.hammerspoon/a using our APIs and standard Lua APIs. Out of the box, Hammerspoon does nothing. How do I install it?ĭownload the latest release and then drag the application to /Applications/. You might want to do something crazy like have iTunes automatically start playing when your Mac detects you are in Paris. ![]() ![]() You might want to display an alert when your battery drops below a certain percentage. You might want to run a series of commands when your wifi interface connects to your home network. You might want to bind a keyboard shortcut to a series of window operations, or an applescript. Typically you would write a configuration file in Lua that connects events to actions. If you want to explore the options Hammerspoon offers, check out the Getting Started Guide and the full API documentation as well as the already pre-made plugins called Spoons. You can write Lua code that interacts with macOS APIs for applications, windows, mouse pointers, filesystem objects, audio devices, batteries, screens, low-level keyboard/mouse events, clipboards, location services, wifi, and more. What gives Hammerspoon its power is a set of extensions that expose specific pieces of system functionality, to the user. ![]() At its core, Hammerspoon is just a bridge between the operating system and a Lua scripting engine. This is a tool for powerful automation of macOS.
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