shinyWidgets

Extend widgets available in shiny

CRAN status cranlogs cran checks Coverage Status AppVeyor build status R-CMD-check

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

Turn checkboxes into toggle switches :

switchInput 
switchInput(inputId = "id", value = TRUE)

Turn checkboxes into toggle switches :

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

Checkboxes and radio buttons

checkboxGroupButtons 
checkboxGroupButtons( # or radioGroupButtons
  inputId = "id",
  label = "Choice: ",
  choices = c("A", "B", "C")
)
prettyCheckboxGroup( # or prettyRadioButtons
  inputId = "id",
  label = "Choice",
  choices = c("A", "B", "c"),
  outline = TRUE,
  plain = TRUE,
  status = "primary",
  icon = icon("check")
)

Select menu

Select menu with lot of configurations options available:

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

Select menu that can support long list of choices:

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

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

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

Sliders

Slider with strings, to pass whatever you want:

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

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

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

Tree

Select value(s) in a hierarchical structure:

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

Text

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

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

See examples in ?show_alert.

Request confirmation from the user :

confirmSweetAlert

See examples in ?ask_confirmation.

Hide input in a button :
dropdown_off dropdown_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()

Development

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

Install nodes modules with:

packer::npm_install()

Modify inputs bindings in srcjs/inputs/, then run:

packer::bundle()

Re-install R package and try functions.