/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
class IHistory : public nsISupports { public:
NS_DECLARE_STATIC_IID_ACCESSOR(IHISTORY_IID)
using ContentParentSet = nsTHashSet<RefPtr<dom::ContentParent>>;
/** * Registers the Link for notifications about the visited-ness of aURI. * Consumers should assume that the URI is unvisited after calling this, and * they will be notified if that state (unvisited) changes by having * VisitedQueryFinished called on themselves. Note that it may call * synchronously if the answer is already known. * * @note VisitedQueryFinished must not call RegisterVisitedCallback or * UnregisterVisitedCallback. * * @pre aURI must not be null. * @pre aLink may be null only in the parent (chrome) process. * * @param aURI * The URI to check. * @param aLink * The link to update whenever the history status changes. The * implementation will only hold onto a raw pointer, so if this * object should be destroyed, be sure to call * UnregisterVistedCallback first.
*/ virtualvoid RegisterVisitedCallback(nsIURI* aURI, dom::Link* aLink) = 0;
/** * Schedules a single visited query from a given child process. * * @param aURI the URI to query. * @param ContentParent the process interested in knowing about the visited * state of this URI.
*/ virtualvoid ScheduleVisitedQuery(nsIURI* aURI, dom::ContentParent*) = 0;
/** * Unregisters a previously registered Link object. This must be called * before destroying the registered object, and asserts when misused. * * @pre aURI must not be null. * @pre aLink must not be null. * * @param aURI * The URI that aLink was registered for. * @param aLink * The link object to unregister for aURI.
*/ virtualvoid UnregisterVisitedCallback(nsIURI* aURI, dom::Link* aLink) = 0;
/** * Notifies about the visited status of a given URI. The visited status cannot * be unknown, otherwise there's no point in notifying of anything. * * @param ContentParentSet a set of content processes that are interested on * this change. If null, it is broadcasted to all * child processes.
*/ virtualvoid NotifyVisited(nsIURI*, VisitedStatus, const ContentParentSet* = nullptr) = 0;
enum VisitFlags { /** * Indicates whether the URI was loaded in a top-level window.
*/
TOP_LEVEL = 1 << 0, /** * Indicates whether the URI is the target of a permanent redirect.
*/
REDIRECT_PERMANENT = 1 << 1, /** * Indicates whether the URI is the target of a temporary redirect.
*/
REDIRECT_TEMPORARY = 1 << 2, /** * Indicates the URI will redirect (Response code 3xx).
*/
REDIRECT_SOURCE = 1 << 3, /** * Indicates the URI caused an error that is unlikely fixable by a * retry, like a not found or unfetchable page.
*/
UNRECOVERABLE_ERROR = 1 << 4, /** * If REDIRECT_SOURCE is set, this indicates that the redirect is permanent. * Note this differs from REDIRECT_PERMANENT because that one refers to how * we reached the URI, while this is used when the URI itself redirects.
*/
REDIRECT_SOURCE_PERMANENT = 1 << 5, /** * If REDIRECT_SOURCE is set, this indicates that this is a special redirect * caused by HSTS or HTTPS-Only/First upgrading to the HTTPS version of the * URI.
*/
REDIRECT_SOURCE_UPGRADED = 1 << 6
};
/** * Adds a history visit for the URI. * * @pre aURI must not be null. * * @param aWidget * The widget for the DocShell. * @param aURI * The URI of the page being visited. * @param aLastVisitedURI * The URI of the last visit in the chain. * @param aFlags * The VisitFlags describing this visit. * @param aBrowserId * The id of browser used for this visit.
*/
NS_IMETHOD VisitURI(nsIWidget* aWidget, nsIURI* aURI, nsIURI* aLastVisitedURI,
uint32_t aFlags, uint64_t aBrowserId) = 0;
/** * Set the title of the URI. * * @pre aURI must not be null. * * @param aURI * The URI to set the title for. * @param aTitle * The title string.
*/
NS_IMETHOD SetURITitle(nsIURI* aURI, const nsAString& aTitle) = 0;
};
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