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The nextGenShinyApps 2.1: Advanced R Tools for Modern Shiny Applications and Dashboards

Obinna N. Obianom

2024-07-29

Advanced tools and styling to allow the creation of the next generation of dashboards and shiny applications.

Installation and Library Attachment

The nextGenShinyApps package is available on CRAN and can be installed as shown below

install.packages(nextGenShinyApps)

Attach library

library(nextGenShinyApps)

Use

The nextGenShinyApps examples can be accessed as shown below


# library
library(nextGenShinyApps)

# load.example(EXAMPLEx)
# Where EXAMPLEx can be either “Plain”, “noSideBar”, “Card”, “Tab”, 
# “Modal”, “Form”, “Button”, “Spinner”, “Alert”, “Accordion”

Example code to get started

Output

Input


# library
library(shiny)
library(nextGenShinyApps)
library(r2social)
library(r2resize)
library(r2dictionary)
if(interactive()) {
# Define UI
ui <- fluidPage(
  # Theme: Select color style from 1-13
  style = "6",

  # Header: Insert header content using titlePanel ------------
  header = titlePanel(left = "A Demo to Showcase the Features of the nextGenShinyApp R package", right = "Image logo"),

  # Sidebar: Insert content for sidebar ----------------------
  sidebar = sidebarPanel(
    title = "NextGenShinyApp",
    "Sidebar content"
  ),
  empahsisCard(tags$h2("Welcome"),"Redefined cards with nextGenShinyApps. This box was created using r2resize R package", bg.color = "#ffffff"),

  # Body: Insert anything into the body--------------------
  tags$h2("Basic Moveable Advanced Card"),
  wrapper(
    altPanel(
      card(
        title = "Standard card with text and a slider",
        # card body content
        tags$h4("Sample text"),
        "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Mi bibendum neque egestas congue quisque egestas",
        tags$br(), tags$br(),
        tags$h4("Input slider for the image"),
        HTML(r2dictionary::define("box")),
        sliderInput(
          inputId = "bins",
          label = "Number of bins:",
          min = 1,
          max = 50,
          value = 30
        )
      )
    ),
    mainPanel(
      width = 4,
      card(
        title = "Standard card with a Figure",
        plotOutput(outputId = "distPlot"),
    HTML(r2dictionary::define("photo"))
      )
    )
  ),
  r2social.scripts(),
  shareButton(link = "https://rpkg.net", position = "inline")
)

# Define server content
server <- function(input, output) {

  # Sample user-defined sever logic
  output$distPlot <- renderPlot({
    x <- faithful$waiting
    bins <- seq(min(x), max(x), length.out = input$bins + 1)

    hist(x,
      breaks = bins, col = "#75AADB", border = "white",
      xlab = "Waiting time to next eruption (in mins)",
      main = "Histogram of waiting times"
    )
  })
}

# Create and initialize the Shiny application
shiny::shinyApp(ui, server)
}

Examples and Demo Pages

View examples and demo pages at https://nextgenshinyapps.obi.obianom.com/ View other packages created by me at https://coursewhiz.org

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
Health stats visible at Monitor.