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Leanpub is copyright © 2010-2023 Ruboss Technology Corp. 8 Writing your own extensions and Spoons.Other resources and configuration examples 7 DRAFT Hammerspoon cookbook, tips and tricks.5 Just enough Lua to be productive with Hammerspoon.In this book you will learn how to get started with Hammerspoon, how to use pre-made modules, and how to write your own, to achieve an unprecedented level of control over your Mac.ĭebugging tools and the Hammerspoon consoleĪutomated Spoon installation and configuration Automatically pause audio playback when headphones are unplugged.Keep a configurable and persistent clipboard history.Keyboard-triggered translation of selected text between arbitrary human languages.Set up actions to happen automatically when switching between WiFi networks-for example, for reconfiguring proxies in some applications.Replace Spotlight, Lacona and other launchers with a fully configurable, extensible launcher, which allows not only to open applications, files and bookmarks, but to trigger arbitrary Lua functions.When combined with Site-specific Browsers, this allows for highly flexible management of bookmarks, plugins and search configurations. Dispatch URLs to different browsers based on regular expression patterns.Manipulate windows using keyboard shortcuts to resize, move and arrange them.For example: automated tagging and filing in Evernote, mail archival in Mail or Outlook, filing items from multiple applications to OmniFocus using consistent keyboard shortcuts, or muting/unmuting a conversation in Skype. Add missing or more convenient keyboard shortcuts to applications, even for complex multi-step actions.Here are some examples of things you can do with it: Using Hammerspoon, you can replace many stand-alone Mac utilities for controlling or customizing specific aspects of your Mac (those that tend to overcrowd the menubar). Recently wrote a small Lua script for Hammerspoon that stacks & cascades the windows of a currently. Hammerspoon configuration is written in Lua, a popular embedded programming language. Kirjoitin hieman kokemuksista Peak Designing Capture. It also allows interfacing with AppleScript, the most common mechanism for automation on the Mac. It enables interaction with the system at multiple layers-from low-level file system or network access, mouse or keyboard event capture and generation, all the way to manipulating applications or windows, processing URLs and drawing on the screen. If you simulate a key press through JS, all the modifier states are false.In this book you will learn how to use Hammerspoon, a powerful open-source framework which makes using a Mac more pleasant, productive and fun. In terms of picking up the initial modifier state on page load, I looked into this at the time and couldn’t find a way to do it. mousemove events also provide modifier states - see You can add more listeners to update the state more regularly, at the cost of performance.

No matter what key you press, the event exposes the current modifier state of all modifier keys via the getModifierState function. There is no CAPS press so they are now typing with CAPS off, but your app thinks CAPS is on.

User comes back to your site and continues typing.Your page can’t detect this keypress and so doesn’t update the modifier state to false. User tabs off your site and turns CAPS off.User turns CAPS on while on your website.If you imagine the following situation in the case that we only updated on the modifier key being pressed: Hey I wrote this useKeyModifier function and just want to let you know the reason behind ‘bug 1’ - why the state is updated on ANY key press.

Hammerspoon capture event