GitHub - gaborcsardi/shinytoastr: Notifications in Shiny apps (original) (raw)

shinytoastr

Notifications in Shiny, via toastr

Project Status: Active - The project has reached a stable, usable state and is being actively developed. R-CMD-check CRAN RStudio mirror downloads

Installation

source("https://install-github.me/gaborcsardi/shinytoastr")

Usage

Call useToastr() at the beginning of ui definition, and then in the server definition use one of the notification functions,toastr_success(), toastr_info(), toastr_warning() ortoastr_error() to create notifications:

library(shinytoastr)

ui <- shinyUI(fluidPage( useToastr(), pageWithSidebar( headerPanel("Header"), sidebarPanel( ... actionButton(inputId = "save_button", label = "Save", class = "btn-primary") ... ), mainPanel( ... ) ) ))

server <- function(input, output, session) { ... observeEvent( input$save_button, { tryCatch( { writeToDB(data) toastr_success("Saved to database") }, error = function(e) { toastr_error(title = "Database error", conditionMessage(e)) } ) } ) }

License

MIT © John Papa, Tim Ferrell, Hans Fjällemark,Mango Solutions, Posit Software, PBC.