Vaadin WC API reference

Description

<vaadin-master-detail-layout> is a web component for building UIs with a master (or primary) area and a detail (or secondary) area that is displayed next to, or overlaid on top of, the master area, depending on configuration and viewport size.

Styling

The following shadow DOM parts are available for styling:

Part name Description
backdrop Backdrop covering the master area in the overlay mode
master The master area
detail The detail area

The following state attributes are available for styling:

Attribute Description
expand Set to master, detail, or both.
orientation Set to horizontal or vertical depending on the orientation.
has-detail Set when the detail content is provided and visible.
overflow Set when columns don't fit and the detail is shown as an overlay.
overlay-containment Set to layout or viewport.

The following custom CSS properties are available for styling:

Custom CSS property
--vaadin-master-detail-layout-border-color
--vaadin-master-detail-layout-border-width
--vaadin-master-detail-layout-detail-background
--vaadin-master-detail-layout-detail-shadow
--vaadin-overlay-backdrop-background

See Styling Components documentation.

Properties

detailSize

Type: string | null | undefined

Size (in CSS length units) to be set on the detail area in the CSS grid layout. If there is not enough space to show master and detail areas next to each other, the detail area is shown as an overlay. Defaults to 15em.

expand

Type: "master" | "detail" | "both"

Controls which column(s) expand to fill available space. Possible values: 'master', 'detail', 'both'. Defaults to 'both'.

masterSize

Type: string | null | undefined

Size (in CSS length units) to be set on the master area in the CSS grid layout. If there is not enough space to show master and detail areas next to each other, the detail area is shown as an overlay. Defaults to 30em.

noAnimation

Type: boolean

When true, the layout does not use animated transitions for the detail area.

orientation

Type: "horizontal" | "vertical"

Define how master and detail areas are shown next to each other, and the way how size and min-size properties are applied to them. Possible values are: horizontal or vertical. Defaults to horizontal.

overlayContainment

Type: "layout" | "viewport"

Defines the containment of the detail area when the layout is in overlay mode. When set to layout, the overlay is confined to the layout. When set to viewport, the overlay is confined to the browser's viewport. Defaults to layout.

overlaySize

Type: string | null | undefined

Size (in CSS length units) for the detail area when shown as an overlay. When not set, falls back to detailSize. Set to 100% to make the detail cover the full layout.

slotStyles

Type: string[]

Events

backdrop-click

Type: CustomEvent

backdrop-click Fired when the user clicks the backdrop in the overlay mode.

detail-escape-press

Type: CustomEvent

detail-escape-press Fired when the user presses Escape in the detail area.