perspectiveProxy: Create a Perspective Proxy Object for Shiny

In perspectiveR: Interactive Pivot Tables and Visualizations with 'Perspective'

Create a Perspective Proxy Object for Shiny

Description

Creates a proxy object that can be used to update an existing Perspective viewer in a Shiny app without re-rendering the entire widget. Use this with psp_update, psp_replace, psp_clear, psp_restore, and psp_reset to modify the viewer.

Usage

perspectiveProxy(session, outputId)

Arguments

session	The Shiny session object (usually session).
outputId	The output ID of the Perspective widget to control.

Value

A proxy object of class "perspective_proxy".

Examples

if (interactive()) {
server <- function(input, output, session) {
  output$viewer <- renderPerspective({
    perspective(mtcars)
  })

  observeEvent(input$add_data, {
    proxy <- perspectiveProxy(session, "viewer")
    psp_update(proxy, new_data)
  })
}
}

perspectiveR documentation built on March 30, 2026, 9:06 a.m.