Nothing
library(shiny)
library(shinyTree)
elem <- structure("", sttype = "elem")
my_tree <- list(root1 = structure(list(elem1 = elem, elem2 = elem, elem3 = elem),
sttype = "root"),
root2 = structure(list(elem1 = elem, elem2 = elem, elem3 = elem),
sttype = "root"),
root3 = structure(list(elem1 = elem, elem2 = elem, elem3 = elem),
sttype = "root"))
get_part_tree <- function(scope) {
part_tree <- my_tree[-sample(3, 1)]
names(part_tree) <- paste(scope, names(part_tree), sep = "_")
part_tree
}
tree_module_ui <- function(id) {
ns <- NS(id)
tagList(
actionButton(ns("go"), "Go!"),
h4("Tree with Types"),
shinyTree(ns("tree_with_type"),
types = "{'root': {'icon': 'fa fa-archive'}, 'elem':{'icon': 'fa fa-file'}}"),
h4("Tree without Types"),
shinyTree(ns("tree_without_type"))
)
}
tree_module <- function(input, output, session) {
output$tree_without_type <- renderTree({
input$go
get_part_tree("Module w/o Type")
})
output$tree_with_type <- renderTree({
input$go
get_part_tree("Module w/ Type")
})
}
ui <- fluidPage(
h3("Module 1"),
tree_module_ui("tree_module1"),
h3("Module 2"),
tree_module_ui("tree_module2")
)
server <- function(input, output, session) {
callModule(tree_module,
"tree_module1")
callModule(tree_module,
"tree_module2")
}
shinyApp(ui, server)
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