Dialog
Dialog is a floating surface used to display transient content such as confirmation actions, selection options, and more.
On this page
Description
A Dialog is used to remove the user from the main application flow,
to confirm actions, ask for disambiguation or to present small forms.
Accessibility
- Dialog Accessible Name: A dialog should have an accessible name,
so screen readers are aware of the purpose of the dialog when it opens.
Give an accessible name setting 
:title. The accessible name will be used as the main heading inside the dialog. - Dialog unique id: A dialog should be unique. Give a unique id
setting 
:dialog_id. If no:dialog_idis given, a default randomize hex id is generated. 
The combination of both :title and :dialog_id establishes an
aria-labelledby relationship between the title and the unique id of
the dialog.
Arguments
| Name | Type | Default | Description | 
|---|---|---|---|
id  | String | 
  | The id of the dialog.  | 
title  | String | N/A  | Describes the content of the dialog.  | 
subtitle  | String | 
  | Provides additional context for the dialog, also setting the   | 
size  | Symbol | 
  | The size of the dialog. One of   | 
position  | Symbol | 
  | The position of the dialog. One of   | 
position_narrow  | Symbol | 
  | The position of the dialog when narrow. One of   | 
visually_hide_title  | Boolean | 
  | If true will hide the heading title, while still making it available to Screen Readers.  | 
disable_scroll  | Boolean | 
  | When true, disables scrolling the page when the dialog is open.  | 
system_arguments  | Hash | N/A  | 
Examples
Slots
show_button
Optional button to open the dialog.
| Name | Type | Default | Description | 
|---|---|---|---|
system_arguments  | Hash | N/A  | The same arguments as Button.  | 
header
Header content.
| Name | Type | Default | Description | 
|---|---|---|---|
show_divider  | Boolean | N/A  | Show a divider between the header and body.  | 
visually_hide_title  | Boolean | N/A  | Visually hide the   | 
system_arguments  | Hash | N/A  | The arguments accepted by Dialog::Header.  | 
body
Required body content.
| Name | Type | Default | Description | 
|---|---|---|---|
system_arguments  | Hash | N/A  | 
footer
Footer content.
| Name | Type | Default | Description | 
|---|---|---|---|
show_divider  | Boolean | N/A  | Show a divider between the footer and body.  | 
system_arguments  | Hash | N/A  | 
Methods
id
The dialog's ID value.
Dialog::Header
A Dialog::Header is a compositional component, used to render the
Header of a dialog. See Dialog.
Arguments
| Name | Type | Default | Description | 
|---|---|---|---|
id  | String | N/A  | The HTML element's ID value.  | 
title  | String | N/A  | Describes the content of the dialog.  | 
subtitle  | String | 
  | Provides additional context for the dialog, also setting the   | 
show_divider  | Boolean | 
  | Show a divider between the header and body.  | 
visually_hide_title  | Boolean | 
  | Visually hide the   | 
variant  | Symbol | 
  | One of   | 
system_arguments  | Hash | N/A  | 
Slots
filter
Optional filter slot for adding a filter input to the header.
| Name | Type | Default | Description | 
|---|---|---|---|
system_arguments  | Hash | N/A  | 
subtitle
Optional subtitle slot for adding a subtitle to the header.
| Name | Type | Default | Description | 
|---|---|---|---|
system_arguments  | Hash | N/A  | 
Dialog::Body
A Dialog::Body is a compositional component, used to render the
Body of a dialog. See Dialog.
Arguments
| Name | Type | Default | Description | 
|---|---|---|---|
system_arguments  | Hash | N/A  | 
Dialog::Footer
A Dialog::Footer is a compositional component, used to render the
Footer of a dialog. See Dialog.
Arguments
| Name | Type | Default | Description | 
|---|---|---|---|
show_divider  | Boolean | 
  | Show a divider between the footer and body.  | 
system_arguments  | Hash | N/A  |