ShellHeadItem SAP SE Header Action item of the Shell. 1.15.1 sap.ui.core/Element If set to true, a divider is displayed before the item. Dividers are not supported anymore. If set to true, a separator is displayed after the item. Defines the toggle state in case the item represents a toggle button (see also property <code>toggleEnabled</code>). If set to true, the item represents a toggle button. The <code>selected</code> property can the be used to define the toggle state. Otherwise the item is displayed as action button. In this case the <code>selected</code> property is ignored. If set to true, a theme dependent marker is shown on the item. Markers should not be used anymore. The icon of the item, either defined in the sap.ui.core.IconPool or a URI to a custom image. An icon must be set. Invisible items are not shown on the UI. Event is fired when the user presses the item. Association to controls / ids which label this control (see WAI-ARIA attribute aria-labelledby).