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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() or toastr_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.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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