R包shiny开发网页--5.shinydashboard的标题栏

标题栏

可以包括标题和下拉菜单。

(1)标题

dashboardHeader(title = "My Dashboard")

(2)消息菜单

dropdownMenu(type = "messages",
  messageItem(
    from = "Sales Dept",
    message = "Sales are steady this month."
  ),
  messageItem(
    from = "New User",
    message = "How do I register?",
    icon = icon("question"),
    time = "13:45"
  ),
  messageItem(
    from = "Support",
    message = "The new server is ready.",
    icon = icon("life-ring"),
    time = "2014-12-01"
  )
)

(3)通知菜单

dropdownMenu(type = "notifications",
  notificationItem(
    text = "5 new users today",
    icon("users")
  ),
  notificationItem(
    text = "12 items delivered",
    icon("truck"),
    status = "success"
  ),
  notificationItem(
    text = "Server load at 86%",
    icon = icon("exclamation-triangle"),
    status = "warning"
  )
)

(4)任务菜单

dropdownMenu(type = "tasks", badgeStatus = "success",
  taskItem(value = 90, color = "green",
    "Documentation"
  ),
  taskItem(value = 17, color = "aqua",
    "Project X"
  ),
  taskItem(value = 75, color = "yellow",
    "Server deployment"
  ),
  taskItem(value = 80, color = "red",
    "Overall project"
  )
)
R包shiny开发网页--5.shinydashboard的标题栏_第1张图片

附上正确的全套臃肿代码:

library(shiny)
library(shinydashboard)
ui <- dashboardPage(
  dashboardHeader(title = "My Dashboard",
                  dropdownMenu(type = "notifications",
                               notificationItem(
                                 text = "5 new users today",
                                 icon("users")
                               ),
                               notificationItem(
                                 text = "12 items delivered",
                                 icon("truck"),
                                 status = "success"
                               ),
                               notificationItem(
                                 text = "Server load at 86%",
                                 icon = icon("exclamation-triangle"),
                                 status = "warning"
                               )
                  ),
                  dropdownMenu(type = "messages",
                               messageItem(
                                 from = "Sales Dept",
                                 message = "Sales are steady this month."
                               ),
                               messageItem(
                                 from = "New User",
                                 message = "How do I register?",
                                 icon = icon("question"),
                                 time = "13:45"
                               ),
                               messageItem(
                                 from = "Support",
                                 message = "The new server is ready.",
                                 icon = icon("life-ring"),
                                 time = "2014-12-01"
                               )
                  ),
                  dropdownMenu(type = "tasks", badgeStatus = "success",
                               taskItem(value = 90, color = "green",
                                        "Documentation"
                               ),
                               taskItem(value = 17, color = "aqua",
                                        "Project X"
                               ),
                               taskItem(value = 75, color = "yellow",
                                        "Server deployment"
                               ),
                               taskItem(value = 80, color = "red",
                                        "Overall project"
                               )
                  )
  ),
  dashboardSidebar(),
  dashboardBody()
)
server <- function(input, output) {
  output$messageMenu <- renderMenu({
    msgs <- apply(messageData, 1, function(row) {
      messageItem(from = row[["from"]], message = row[["message"]])
    })
    dropdownMenu(type = "messages", .list = msgs)
  })
}
shinyApp(ui, server)

优化一下

library(shiny)
library(shinydashboard)
d1 <- dropdownMenu(type = "notifications",
                   notificationItem(
                     text = "5 new users today",
                     icon("users")
                   ),
                   notificationItem(
                     text = "12 items delivered",
                     icon("truck"),
                     status = "success"
                   ),
                   notificationItem(
                     text = "Server load at 86%",
                     icon = icon("exclamation-triangle"),
                     status = "warning"
                   )
)
d2 <- dropdownMenu(type = "messages",
                   messageItem(
                     from = "Sales Dept",
                     message = "Sales are steady this month."
                   ),
                   messageItem(
                     from = "New User",
                     message = "How do I register?",
                     icon = icon("question"),
                     time = "13:45"
                   ),
                   messageItem(
                     from = "Support",
                     message = "The new server is ready.",
                     icon = icon("life-ring"),
                     time = "2014-12-01"
                   )
)
d3 <- dropdownMenu(type = "tasks", badgeStatus = "success",
                   taskItem(value = 90, color = "green",
                            "Documentation"
                   ),
                   taskItem(value = 17, color = "aqua",
                            "Project X"
                   ),
                   taskItem(value = 75, color = "yellow",
                            "Server deployment"
                   ),
                   taskItem(value = 80, color = "red",
                            "Overall project"
                   )
)
ui <- dashboardPage(
  dashboardHeader(title = "My Dashboard",d1,d2,d3),
  dashboardSidebar(),
  dashboardBody()
)
server <- function(input, output) {
  output$messageMenu <- renderMenu({
    msgs <- apply(messageData, 1, function(row) {
      messageItem(from = row[["from"]], message = row[["message"]])
    })
    dropdownMenu(type = "messages", .list = msgs)
  })
}
shinyApp(ui, server)

(5)不显示标题栏

dashboardHeader(disable = TRUE)

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