Nothing
library(jsTree)
ui <- shiny::fluidPage(
shiny::column(width=4,jsTree::jsTreeOutput('tree')),
shiny::column(width=8,shiny::uiOutput('chosen'))
)
server <- function(input, output,session) {
network <- shiny::reactiveValues()
shiny::observeEvent(input$tree_update,{
current_selection <- input$tree_update$.current_tree
if(!is.null(current_selection))
network$tree <- jsonlite::fromJSON(current_selection)
})
shiny::observeEvent(network$tree,{
output$results <- shiny::renderPrint({
str.out <- ''
if(length(network$tree)>0)
str.out=network$tree
return(str.out)
})
})
output$chosen <- shiny::renderUI({
list(shiny::h3('Selected Items'),
shiny::verbatimTextOutput(outputId = "results"))
})
output$tree <- jsTree::renderJsTree({
nested_string <- apply(states,1,paste,collapse='/')
jsTree(nested_string)
})
}
shinyApp(ui, server)
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