Monthly Downloads: 3,624,904
Programming language: Ruby
License: MIT License
Latest version: v0.8.1

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TTY::Screen Gitter

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Terminal screen size detection which works on Linux, OS X and Windows/Cygwin platforms and supports MRI, JRuby, TruffleRuby and Rubinius interpreters.

TTY::Screen provides independent terminal screen size detection component for TTY toolkit.


Add this line to your application's Gemfile:

gem 'tty-screen'

And then execute:

$ bundle

Or install it yourself as:

$ gem install tty-screen

1. Usage

TTY::Screen allows you to detect terminal screen size by calling size method which returns [height, width] tuple.

TTY::Screen.size     # => [51, 280]

To read terminal width do:

TTY::Screen.width    # => 280
TTY::Screen.columns  # => 280
TTY::Screen.cols     # => 280

Similarly, to read terminal height do:

TTY::Screen.height   # => 51
TTY::Screen.rows     # => 51
TTY::Screen.lines    # => 51


  1. Fork it ( https://github.com/piotrmurach/tty-screen/fork )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request

This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.


Copyright (c) 2014 Piotr Murach. See LICENSE for further details.

*Note that all licence references and agreements mentioned in the tty-screen README section above are relevant to that project's source code only.