shiny.semantic (version 0.3.0)

search_selection_choices: Add Semantic UI search selection dropdown based on provided choices

Description

Define the (multiple) search selection dropdown input component serving search options using provided choices.

Usage

search_selection_choices(
  name,
  choices,
  value = NULL,
  multiple = FALSE,
  default_text = "Select",
  groups = NULL,
  dropdown_settings = list(forceSelection = FALSE)
)

Arguments

name

Input name. Reactive value is available under input[[name]].

choices

Vector or a list of choices to search through.

value

String with default values to set when initialize the component. Values should be delimited with a comma when multiple to set. Default NULL.

multiple

TRUE if the dropdown should allow multiple selections, FALSE otherwise (default FALSE).

default_text

Text to be visible on dropdown when nothing is selected.

groups

Vector of length equal to choices, specifying to which group the choice belongs. Specifying the parameter enables group dropdown search implementation.

dropdown_settings

Settings passed to dropdown() semantic-ui method. See https://semantic-ui.com/modules/dropdown.html#/settings

Examples

# NOT RUN {
## Only run examples in interactive R sessions
if (interactive()) {
  library(shiny)
  library(shiny.semantic)

  ui <- function() {
    shinyUI(
      semanticPage(
        title = "Dropdown example",
        uiOutput("search_letters"),
        p("Selected letter:"),
        textOutput("selected_letters")
      )
    )
  }

  server <- shinyServer(function(input, output, session) {
    choices <- LETTERS
    output$search_letters <- shiny::renderUI(
      search_selection_choices("search_result", choices, multiple = TRUE)
    )
    output$selected_letters <- renderText(input[["search_result"]])
  })

  shinyApp(ui = ui(), server = server)
}
# }