Hostess

Add hostess dependencies.

use_hostess()

useHostess()

Methods

Public methods

• Hostess$new()

• Hostess$start()

• Hostess$print()

• Hostess$set()

• Hostess$inc()

• Hostess$close()

• Hostess$get_loader()

• Hostess$set_loader()

• Hostess$notify()

• Hostess$clone()

---

Method new()

Usage

Hostess$new(id = NULL, min = 0, max = 100, n = 1, infinite = FALSE)

Arguments

id

Id used in hostess_loader if you generate the loader with the loader method you may leave this NULL.

min, max

Minimum and maximum representing the starting and ending points of the progress bar.

n

Number of loaders to generate.

infinite

Set to TRUE to create a never ending loading bar, ideal when you cannot compute increments or assess the time it might take before the loading bar should be removed.

Details

Create a hostess.

Examples

\dontrun{Hostess$new()}

---

Method start()

Usage

Hostess$start()

Details

Start the hostess

---

Method print()

Usage

Hostess$print()

Details

Print the hostess

---

Method set()

Usage

Hostess$set(value)

Arguments

value

Value to set, between 0 and 100.

Details

Set the hostess loading bar.

Examples

\dontrun{Hostess$new()$set(20)}

---

Method inc()

Usage

Hostess$inc(value)

Arguments

value

Value to set, between 0 and 100.

Details

Increase the hostess loading bar.

Examples

\dontrun{Hostess$new()$inc(10)}

---

Method close()

Usage

Hostess$close()

Details

Close the hostess

Examples

\dontrun{Waitress$new("#plot")$close()}

---

Method get_loader()

Usage

Hostess$get_loader(
  preset = NULL,
  text_color = "#FFFFFF",
  center_page = FALSE,
  class = "",
  min = NULL,
  max = NULL,
  svg = NULL,
  progress_type = c("stroke", "fill"),
  fill_direction = c("btt", "ttb", "ltr", "rtl"),
  stroke_direction = c("normal", "reverse"),
  fill_color = NULL,
  stroke_color = NULL,
  ...
)

Arguments

preset

A loading bar preset, see section below.

text_color

The color of the loading text.

center_page

By default the hostess is centered in the middle of the screen, ideal when using it with waiter full screen, set to FALSE to prevent that.

class

CSS class.

min, max

Minimum and maximum representing the starting and ending points of the progress bar.

svg

Either an svg path e.g.: M10 10L90 10 or the path to a .svg file. Note that if passing the latter it must be made available to Shiny by placing it either in the www folder or using shiny::addResourcePath().

progress_type

The progress type, either stroke or fill. Ther former traces the path of the svg while the latter fills it progressively.

fill_direction, stroke_direction

The direction which the progress bar should take. Wether fill_direction or stroke_direction is used depends on progress_type.

fill_color, stroke_color

The color to use for the progress bar. Wether fill_color or stroke_color is used depends on progress_type.

...

Any other other advanced options to pass to the loaded see the official documentation.

Details

Create a hostess loading bar.

Examples

\dontrun{Hostess$new()$get_loader()}

---

Method set_loader()

Usage

Hostess$set_loader(loader)

Arguments

loader

Loader as defined by hostess_loader().

Details

Set a hostess loader as defined by hostess_loader().

Examples

\dontrun{
loader <- hostess_loader()
Hostess$new()$set_loader(loader)
}

---

Method notify()

Usage

Hostess$notify(
  html = NULL,
  background_color = "transparent",
  text_color = "black",
  position = c("br", "tr", "bl", "tl")
)

Arguments

html

Additional HTML content of the tag or a character string.

background_color

Background color of the notification.

text_color

Color of text of html.

position

Position of the notification on the screen. Where br is the bottom-right, tr is the top-right, bl is bottom-left, and tl is the top-left.

Details

Use the hostess as a notification. It is hidden when set tpo 100.

Examples

\dontrun{Hostess$new()$notify()}

---

Method clone()

The objects of this class are cloneable with this method.

Usage

Hostess$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

Examples

## ------------------------------------------------
## Method `Hostess$new`
## ------------------------------------------------

if (FALSE) Hostess$new()

## ------------------------------------------------
## Method `Hostess$set`
## ------------------------------------------------

if (FALSE) Hostess$new()$set(20)

## ------------------------------------------------
## Method `Hostess$inc`
## ------------------------------------------------

if (FALSE) Hostess$new()$inc(10)

## ------------------------------------------------
## Method `Hostess$close`
## ------------------------------------------------

if (FALSE) Waitress$new("#plot")$close()

## ------------------------------------------------
## Method `Hostess$get_loader`
## ------------------------------------------------

if (FALSE) Hostess$new()$get_loader()

## ------------------------------------------------
## Method `Hostess$set_loader`
## ------------------------------------------------

if (FALSE) {
loader <- hostess_loader()
Hostess$new()$set_loader(loader)
}

## ------------------------------------------------
## Method `Hostess$notify`
## ------------------------------------------------

if (FALSE) Hostess$new()$notify()