如何使鼠标悬停时出现侧边栏而不是在“闪亮"中单击? [英] How to make appear sidebar on hover instead of click in Shiny?

问题描述

我正在开发一个闪亮的应用程序，并且UI部分使用了Shinydashboard程序包.我想在悬停时打开侧边栏，而不是单击按钮.我尝试了数据触发选项，但是它不起作用.有人可以帮我吗?

I am working on a shiny application and have used shinydashboard package for the UI part. I want to open the sidebar on hover instead of click on the button. I have tried data-trigger option but it is not working. Can anyone please help me in doing this?

闪亮的仪表板应用程序的最小示例

A minimal example for the shiny dashboard application

## app.R ##
library(shiny)
library(shinydashboard)

ui <- dashboardPage(
  dashboardHeader(),
  dashboardSidebar(),
  dashboardBody()
)

server <- function(input, output) { }

shinyApp(ui, server)

推荐答案

您可以使用JQuery做到这一点:

You can do it with JQuery:

## app.R ##
library(shiny)
library(shinydashboard)

ui <- dashboardPage(
  dashboardHeader(),
  dashboardSidebar(),
  dashboardBody(),
  tags$head(tags$script(HTML("$(function() { $('a.sidebar-toggle').mouseover(function(e) { $(this).click()})});")))
)

server <- function(input, output) { }

shinyApp(ui, server)

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