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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /netwerk/base/nsILoadGroup.idl
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Add m-esr52 at 52.6.0
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#include "nsIRequest.idl"
+
+interface nsISimpleEnumerator;
+interface nsIRequestObserver;
+interface nsIInterfaceRequestor;
+interface nsIRequestContext;
+
+/**
+ * A load group maintains a collection of nsIRequest objects.
+ * This is used in lots of places where groups of requests need to be tracked.
+ * For example, nsIDocument::mDocumentLoadGroup is used to track all requests
+ * made for subdocuments in order to track page load progress and allow all
+ * requests made on behalf of the document to be stopped, etc.
+ */
+[scriptable, uuid(f0c87725-7a35-463c-9ceb-2c07f23406cc)]
+interface nsILoadGroup : nsIRequest
+{
+ /**
+ * The group observer is notified when requests are added to and removed
+ * from this load group. The groupObserver is weak referenced.
+ */
+ attribute nsIRequestObserver groupObserver;
+
+ /**
+ * Accesses the default load request for the group. Each time a number
+ * of requests are added to a group, the defaultLoadRequest may be set
+ * to indicate that all of the requests are related to a base request.
+ *
+ * The load group inherits its load flags from the default load request.
+ * If the default load request is NULL, then the group's load flags are
+ * not changed.
+ */
+ attribute nsIRequest defaultLoadRequest;
+
+ /**
+ * Adds a new request to the group. This will cause the default load
+ * flags to be applied to the request. If this is a foreground
+ * request then the groupObserver's onStartRequest will be called.
+ *
+ * If the request is the default load request or if the default load
+ * request is null, then the load group will inherit its load flags from
+ * the request.
+ */
+ void addRequest(in nsIRequest aRequest,
+ in nsISupports aContext);
+
+ /**
+ * Removes a request from the group. If this is a foreground request
+ * then the groupObserver's onStopRequest will be called.
+ *
+ * By the time this call ends, aRequest will have been removed from the
+ * loadgroup, even if this function throws an exception.
+ */
+ void removeRequest(in nsIRequest aRequest,
+ in nsISupports aContext,
+ in nsresult aStatus);
+
+ /**
+ * Returns the requests contained directly in this group.
+ * Enumerator element type: nsIRequest.
+ */
+ readonly attribute nsISimpleEnumerator requests;
+
+ /**
+ * Returns the count of "active" requests (ie. requests without the
+ * LOAD_BACKGROUND bit set).
+ */
+ readonly attribute unsigned long activeCount;
+
+ /**
+ * Notification callbacks for the load group.
+ */
+ attribute nsIInterfaceRequestor notificationCallbacks;
+
+ /**
+ * Context for managing things like js/css connection blocking,
+ * and per-tab connection grouping.
+ */
+ [noscript] readonly attribute nsID requestContextID;
+
+ /**
+ * The set of load flags that will be added to all new requests added to
+ * this group. Any existing requests in the load group are not modified,
+ * so it is expected these flags will be added before requests are added
+ * to the group - typically via nsIDocShell::defaultLoadFlags on a new
+ * docShell.
+ * Note that these flags are *not* added to the default request for the
+ * load group; it is expected the default request will already have these
+ * flags (again, courtesy of setting nsIDocShell::defaultLoadFlags before
+ * the docShell has created the default request.)
+ */
+ attribute nsLoadFlags defaultLoadFlags;
+
+ /**
+ * The cached user agent override created by UserAgentOverrides.jsm. Used
+ * for all sub-resource requests in the loadgroup.
+ */
+ attribute ACString userAgentOverrideCache;
+};