Et2SelectEmail: Fix keyboard navigation in search results

api/js/etemplate/Et2Select/Et2SelectEmail.ts

@@ -115,6 +115,24 @@ export class Et2SelectEmail extends Et2Select
 		});
 	}
 
+	/**
+	 * Handle keypresses inside the search input
+	 * Overridden from parent to also skip the hidden selected options, which other selects do not do
+	 *
+	 * @param {KeyboardEvent} event
+	 * @protected
+	 */
+	protected _handleSearchKeyDown(event : KeyboardEvent)
+	{
+		// Pass off some keys to select
+		if(['ArrowDown', 'ArrowUp', 'Home', 'End'].includes(event.key))
+		{
+			// Strip out hidden non-matching selected so key navigation works
+			this.menuItems = this.menuItems.filter(i => !i.checked);
+		}
+		return super._handleSearchKeyDown(event);
+	}
+
 	/**
 	 * Actually query the server.
 	 *