shinybusy

Automated (or not) busy indicator for Shiny apps & other progress / notifications tools

Installation

Install from CRAN with:

install.packages("shinybusy")

You can install dev version of shinybusy from GitHub:

remotes::install_github("dreamRs/shinybusy")

Examples

Automated busy indicators

Gif

Animate a Gif when server is busy and pause animation when server is idle :

# Somewhere in UI
add_busy_gif(src = "https://jeroen.github.io/images/banana.gif", height = 70, width = 70)

Progress bar

Make an infinite progress bar appear on top of the page when server is busy :

add_busy_bar(color = "#FF0000")

Spinner

Add a spinner when server is busy on top-right corner of the page with:

add_busy_spinner(spin = "fading-circle")

Other functionalities

Display a loading indicator at the start of the application until it is ready to be used, block application interaction until a calculation is done, send notifications to user, … See vignette or online website for more.

Development

This package use {packer} to manage JavaScript assets, see packer’s documentation for more.

Install nodes modules with:

packer::npm_install()

Modify srcjs/exts/busy.js (or other scripts), then run:

packer::bundle()

Re-install R package and try demo applications in examples/.

Other related packages

These packages provide cool alternative to add progress indicator in shiny application :

• {waiter} : Loading screens for Shiny
• {shinycssloaders} : Add CSS loader animations to Shiny outputs
• {shinycustomloader} : Add a custom loader for R shiny

Acknowledgements

Development of this package was funded by Silex Technologies (https://www.silex-ip.com)