Tag: shiny

Communicate from JS to Shiny in a module

I want to set an input element from the JS side and react upon it from the Shiny side. Shiny.setInputValue(<name>, <val>) does that for me. However, I want to listen to that element from within a module, which makes that I have to namespace <name>, which makes it a bit difficult. I found the…

Shiny: Using enter key with action button on login screen

javascript r shiny shinyjs

I created a login screen for my Shiny app and would like users to be able to use the Enter key instead of having to use the mouse to click the OK button. I found an example that looks like it solves it for an input form but unfortunately, it does not work for my example. I am imagining it

shiny: start the app with hidden tabs, with NO delay

hide javascript r shiny shinyjs

I would like to build an application and some of the tabs will be hidden to the user until he types the right password. I know how to do this with shinyjs::hideTab: However there is a little “thing”. In my application, the hidden tabs have a lot of stuff, like widgets, uiOutputs, plots, images, fi…

Need to replace default “No data available in table” message in Shiny R renderDataTable

javascript r shiny

I don’t know much of JavaScript, and I’m having a problem to override the default message in the Shiny R App, when I’m outputting table. When table is empty, it’s giving message “No data available in table” in the first row. I wanted to put some app-specific instructions in…

R shiny – last clicked button id

action-button javascript observer-pattern r shiny

I have multiple action buttons, on which i want to show different select Inputs and I want to know last clicked button id, how can I do that? When I use It shows me all button which were clicked, however I want to know which one was the last in order to enable click once again on previous buttons. How