PageTransitionEvent.webidl (1151B)
1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* This Source Code Form is subject to the terms of the Mozilla Public 3 * License, v. 2.0. If a copy of the MPL was not distributed with this file, 4 * You can obtain one at http://mozilla.org/MPL/2.0/. 5 */ 6 7 /** 8 * The PageTransitionEvent interface is used for the pageshow and 9 * pagehide events, which are generic events that apply to both page 10 * load/unload and saving/restoring a document from session history. 11 */ 12 13 [Exposed=Window] 14 interface PageTransitionEvent : Event 15 { 16 constructor(DOMString type, 17 optional PageTransitionEventInit eventInitDict = {}); 18 19 /** 20 * Set to true if the document has been or will be persisted across 21 * firing of the event. For example, if a document is being cached in 22 * session history, |persisted| is true for the PageHide event. 23 */ 24 readonly attribute boolean persisted; 25 26 // Whether the document is in the middle of a frame swap. 27 [ChromeOnly] 28 readonly attribute boolean inFrameSwap; 29 }; 30 31 dictionary PageTransitionEventInit : EventInit 32 { 33 boolean persisted = false; 34 boolean inFrameSwap = false; 35 };