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Extend widgets available in shiny

Overview

This package provide custom widgets and other components to enhance your shiny applications.

You can replace classical checkboxes with switch button, add colors to radio buttons and checkbox group, use buttons as radio or checkboxes. Each widget has an update method to change the value of an input from the server.

Installation

Install from CRAN with:

install.packages("shinyWidgets")

Or install the development version from GitHub with:

# install.packages("remotes")
remotes::install_github("dreamRs/shinyWidgets")

Demo

A gallery application is included in the package. Once installed, use the following command to launch it:

shinyWidgets::shinyWidgetsGallery()

A live version is available here : http://shinyapps.dreamrs.fr/shinyWidgets

Widgets

Single checkbox

  • Bootstrap switch

Turn checkboxes into toggle switches :

switchInput
switchInput
switchInput(inputId = "id", value = TRUE)
  • Material switch

Turn checkboxes into toggle switches :

materialSwitch
materialSwitch
materialSwitch(inputId = "id", label = "Primary switch", status = "danger")
  • Pretty checkbox
prettyCheckbox(
  inputId = "id", label = "Check me!", icon = icon("check")
)
  • Pretty switch
prettySwitch(
  inputId = "id",
  label = "Switch:",
  fill = TRUE, 
  status = "primary"
)
  • Pretty toggle
prettyToggle(
  inputId = "id",
  label_on = "Checked!",
  label_off = "Unchecked..."
)

Checkboxes and radio buttons

  • Bootstrap buttons
checkboxGroupButtons
checkboxGroupButtons
checkboxGroupButtons( # or radioGroupButtons
  inputId = "id",
  label = "Choice: ",
  choices = c("A", "B", "C")
)
  • Pretty checkbox group and radio buttons
prettyCheckboxGroup( # or prettyRadioButtons
  inputId = "id",
  label = "Choice",
  choices = c("A", "B", "c"),
  outline = TRUE,
  plain = TRUE,
  status = "primary",
  icon = icon("check")
)

Select menu

  • Bootstrap select picker

Select menu with lot of configurations options available:

pickerInput
pickerInput
pickerInput(
  inputId = "id", 
  label = "Select:", 
  choices = month.name, 
  options = pickerOptions(
    actionsBox = TRUE, 
    size = 10,
    selectedTextFormat = "count > 3"
  ), 
  multiple = TRUE
)
  • Virtual select

Select menu that can support long list of choices:

virtualSelectInput
virtualSelectInput
virtualSelectInput(
  inputId = "id",
  label = "Select:",
  choices = list(
    "Spring" = c("March", "April", "May"),
    "Summer" = c("June", "July", "August"),
    "Autumn" = c("September", "October", "November"),
    "Winter" = c("December", "January", "February")
  ),
  showValueAsTags = TRUE,
  search = TRUE,
  multiple = TRUE
)

Date picker

  • Air Datepicker

Date (or month or year) picker with lot of options and a timepicker integrated :

airDatepickerInput
airDatepickerInput
airDatepickerInput(
  inputId = "id",
  label = "Select:",
  placeholder = "Placeholder",
  multiple = 5, 
  clearButton = TRUE
)

Sliders

  • Slider with Text

Slider with strings, to pass whatever you want:

sliderText
sliderText
sliderTextInput(
  inputId = "id", 
  label = "Choice:", 
  grid = TRUE, 
  force_edges = TRUE,
  choices = c(
    "Strongly disagree",
    "Disagree",
    "Neither agree nor disagree", 
    "Agree", 
    "Strongly agree"
  )
)
  • noUiSlider

A range slider that can be colored, have more than two handles and positioned vertically (among other things):

noUiSliderInput
noUiSliderInput
noUiSliderInput(
  inputId = "id",
  label = "Select:",
  min = 0, 
  max = 600,
  value = c(100, 220, 400),
  tooltips = TRUE,
  step = 1
)

Tree

  • Tree check

Select value(s) in a hierarchical structure:

treeInput
treeInput
treeInput(
  inputId = "ID2",
  label = "Select cities:",
  choices = create_tree(cities),
  returnValue = "text",
  closeDepth = 1
)

Text

  • Search

A text input only triggered by hitting ‘Enter’ or clicking search button :

search_input
search_input
searchInput(
  inputId = "id", 
  label = "Enter your search :", 
  placeholder = "This is a placeholder", 
  btnSearch = icon("search"), 
  btnReset = icon("remove"), 
  width = "100%"
)

Other functionnalities

Sweet Alert

Show an alert message to the user to provide some feedback, via sweetalert2 library:

sendSweetAlert
sendSweetAlert

See examples in ?show_alert.

Request confirmation from the user :

confirmSweetAlert
confirmSweetAlert

See examples in ?ask_confirmation.

Hide input in a button :
dropdown_offdropdown_on

dropdownButton(
  tags$h3("List of Input"),
  selectInput(inputId = 'xcol', label = 'X Variable', choices = names(iris)),
  selectInput(inputId = 'ycol', label = 'Y Variable', choices = names(iris), selected = names(iris)[[2]]),
  sliderInput(inputId = 'clusters', label = 'Cluster count', value = 3, min = 1, max = 9),
  circle = TRUE,
  status = "danger", 
  icon = icon("gear"), width = "300px",
  tooltip = tooltipOptions(title = "Click to see inputs !")
)

See also ?dropMenu()