shinydashboard

问题 I'm trying to generate a UI element that is dynamic based on how the user wishes to provide their input. I'm using the Shiny Dashboard for simplicity but I have encountered an issue with the sidebarMenu. Previously when I was placing static UI elements directly into the sidebarMenu, I had no issue, however when trying to place dynamic UI elements into the sidebarMenu I have problems. I'm using R 3.3.2 and Shiny 1.0.0 and Dashboard 0.5.3. The specific problem I have is that when the program

问题 I'm trying to generate a UI element that is dynamic based on how the user wishes to provide their input. I'm using the Shiny Dashboard for simplicity but I have encountered an issue with the sidebarMenu. Previously when I was placing static UI elements directly into the sidebarMenu, I had no issue, however when trying to place dynamic UI elements into the sidebarMenu I have problems. I'm using R 3.3.2 and Shiny 1.0.0 and Dashboard 0.5.3. The specific problem I have is that when the program

问题 Here's my ui.R and server.R. I'm not sure why the headers in dashboardBody don't show up. server.R shinyServer(function(input, output){ }) ui.R dashboardPage( dashboardHeader(title = "Analysis"), dashboardSidebar( sidebarMenu( menuItem("Data Pull", tabName = "dataPull", icon = icon("database"), dateInput("startDateInput", "What is the starting date?", value = NULL, min = NULL, max = NULL, format = "yyyy-mm-dd", startview = "month", weekstart = 0, language = "en"), dateInput("endDateInput",

问题 Here's my ui.R and server.R. I'm not sure why the headers in dashboardBody don't show up. server.R shinyServer(function(input, output){ }) ui.R dashboardPage( dashboardHeader(title = "Analysis"), dashboardSidebar( sidebarMenu( menuItem("Data Pull", tabName = "dataPull", icon = icon("database"), dateInput("startDateInput", "What is the starting date?", value = NULL, min = NULL, max = NULL, format = "yyyy-mm-dd", startview = "month", weekstart = 0, language = "en"), dateInput("endDateInput",

问题 Here's my ui.R and server.R. I'm not sure why the headers in dashboardBody don't show up. server.R shinyServer(function(input, output){ }) ui.R dashboardPage( dashboardHeader(title = "Analysis"), dashboardSidebar( sidebarMenu( menuItem("Data Pull", tabName = "dataPull", icon = icon("database"), dateInput("startDateInput", "What is the starting date?", value = NULL, min = NULL, max = NULL, format = "yyyy-mm-dd", startview = "month", weekstart = 0, language = "en"), dateInput("endDateInput",

问题 Here's my ui.R and server.R. I'm not sure why the headers in dashboardBody don't show up. server.R shinyServer(function(input, output){ }) ui.R dashboardPage( dashboardHeader(title = "Analysis"), dashboardSidebar( sidebarMenu( menuItem("Data Pull", tabName = "dataPull", icon = icon("database"), dateInput("startDateInput", "What is the starting date?", value = NULL, min = NULL, max = NULL, format = "yyyy-mm-dd", startview = "month", weekstart = 0, language = "en"), dateInput("endDateInput",

问题 Here's my ui.R and server.R. I'm not sure why the headers in dashboardBody don't show up. server.R shinyServer(function(input, output){ }) ui.R dashboardPage( dashboardHeader(title = "Analysis"), dashboardSidebar( sidebarMenu( menuItem("Data Pull", tabName = "dataPull", icon = icon("database"), dateInput("startDateInput", "What is the starting date?", value = NULL, min = NULL, max = NULL, format = "yyyy-mm-dd", startview = "month", weekstart = 0, language = "en"), dateInput("endDateInput",

问题 Is there any way to scroll to the top of the page in ShinyDashboard on a button click? I've added the following lines in ui.R under dashboardSidebar( : useShinyjs(), extendShinyjs(text = "shinyjs.button = function() {document.body.scrollTop = 0;}"), and the following in server.R under observeEvent(input$button, { : js$button() This seems to work in the app preview in RStudio, but not in browser. 回答1: Using the first Google hit for "javascript scroll to top", the most upvoted answer is window

问题 I am building a shiny form which will take data from the textInput field and combined those input with a text file (which will be uploaded by file input) and show the output in the main panel. There is an action button to update the data for the first time (take the data from text input and merge with the processed text file) and I added another action button for add new data (the purpose of this Add new data to add a new set of data as row with the existing one, The new set of data will be

问题 I am trying to creating a simple weather display, which will change the infobox color based on the temperature. The color value is correct as it displays correctly, but the color parameter will not recognize the color. It reports Error in validateColor(color) : Invalid color: . Valid colors are: red, yellow, aqua, blue, light-blue, green, navy, teal, olive, lime, orange, fuchsia, purple, maroon, black. In addition: Warning message: In if (color %in% validColors) { : the condition has length >