updatePrettyCheckboxGroup: Change the value of a pretty checkbox on the client

In shinyWidgets: Custom Inputs Widgets for Shiny

Change the value of a pretty checkbox on the client

Description

Change the value of a pretty checkbox on the client

Usage

updatePrettyCheckboxGroup(
  session = getDefaultReactiveDomain(),
  inputId,
  label = NULL,
  choices = NULL,
  selected = NULL,
  inline = FALSE,
  choiceNames = NULL,
  choiceValues = NULL,
  prettyOptions = list()
)

Arguments

session	The session object passed to function given to shinyServer.
inputId	The id of the input object.
label	The label to set for the input object.
choices	The choices to set for the input object, updating choices will reset parameters like status, shape, ... on the checkboxes, you can re-specify (or change them) in argument prettyOptions.
selected	The value to set for the input object.
inline	If TRUE, render the choices inline (i.e. horizontally).
choiceNames	The choices names to set for the input object.
choiceValues	The choices values to set for the input object.
prettyOptions	Arguments passed to prettyCheckboxGroup for styling checkboxes. This can be needed if you update choices.

Examples

library(shiny)
library(shinyWidgets)

ui <- fluidPage(
  tags$h1("Update pretty checkbox group"),
  br(),

  fluidRow(
    column(
      width = 6,
      prettyCheckboxGroup(
        inputId = "checkgroup1",
        label = "Update my value!",
        choices = month.name[1:4],
        status = "danger",
        icon = icon("xmark")
      ),
      verbatimTextOutput(outputId = "res1"),
      br(),
      checkboxGroupInput(
        inputId = "update1", label = "Update value :",
        choices = month.name[1:4], inline = TRUE
      )
    ),
    column(
      width = 6,
      prettyCheckboxGroup(
        inputId = "checkgroup2",
        label = "Update my choices!",
        thick = TRUE,
        choices = month.name[1:4],
        animation = "pulse",
        status = "info"
      ),
      verbatimTextOutput(outputId = "res2"),
      br(),
      actionButton(inputId = "update2", label = "Update choices !")
    )
  )

)

server <- function(input, output, session) {

  output$res1 <- renderPrint(input$checkgroup1)

  observeEvent(input$update1, {
    if (is.null(input$update1)) {
      selected_ <- character(0) # no choice selected
    } else {
      selected_ <- input$update1
    }
    updatePrettyCheckboxGroup(
      session = session,
      inputId = "checkgroup1",
      selected = selected_
    )
  }, ignoreNULL = FALSE)

  output$res2 <- renderPrint(input$checkgroup2)
  observeEvent(input$update2, {
    updatePrettyCheckboxGroup(
      session = session,
      inputId = "checkgroup2",
      choices = sample(month.name, 4),
      prettyOptions = list(animation = "pulse", status = "info")
    )
  }, ignoreInit = TRUE)

}

if (interactive())
  shinyApp(ui, server)

shinyWidgets documentation built on Aug. 30, 2023, 5:17 p.m.