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palemoon27/netwerk/protocol/about/nsIAboutModule.idl
T
2018-07-24 23:30:48 +08:00

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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 "nsISupports.idl"
interface nsIURI;
interface nsIChannel;
interface nsILoadInfo;
[scriptable, uuid(0ca881e4-bec7-45a4-a970-970b343f34aa)]
interface nsIAboutModule : nsISupports
{
/**
* Constructs a new channel for the about protocol module.
*
* @param aURI the uri of the new channel
* @param aLoadInfo the loadinfo of the new channel
*/
nsIChannel newChannel(in nsIURI aURI,
in nsILoadInfo aLoadInfo);
/**
* A flag that indicates whether a URI should be run with content
* privileges. If it is, the about: protocol handler will enforce that
* the principal of channels created for it are based on their
* originalURI or URI (depending on the channel flags) by setting
* their "owner" to null.
* If content needs to be able to link to this URI, you must specify
* URI_CONTENT_LINKABLE as well.
*/
const unsigned long URI_SAFE_FOR_UNTRUSTED_CONTENT = (1 << 0);
/**
* A flag that indicates whether script should be enabled for the
* given about: URI even if it's disabled in general.
*/
const unsigned long ALLOW_SCRIPT = (1 << 1);
/**
* A flag that indicates whether this about: URI doesn't want to be listed
* in about:about, especially if it's not useful without a query string.
*/
const unsigned long HIDE_FROM_ABOUTABOUT = (1 << 2);
/**
* A flag that indicates whether this about: URI wants Indexed DB enabled.
*/
const unsigned long ENABLE_INDEXED_DB = (1 << 3);
/**
* A flag that indicates that this URI can be loaded in a child process
*/
const unsigned long URI_CAN_LOAD_IN_CHILD = (1 << 4);
/**
* A flag that indicates that this URI must be loaded in a child process
*/
const unsigned long URI_MUST_LOAD_IN_CHILD = (1 << 5);
/**
* Obsolete. This flag no longer has any effect and will be removed in future.
*/
const unsigned long MAKE_UNLINKABLE = (1 << 6);
/**
* A flag that indicates that this URI should be linkable from content.
* Ignored unless URI_SAFE_FOR_UNTRUSTED_CONTENT is also specified.
*/
const unsigned long MAKE_LINKABLE = (1 << 7);
/**
* A method to get the flags that apply to a given about: URI. The URI
* passed in is guaranteed to be one of the URIs that this module
* registered to deal with.
*/
unsigned long getURIFlags(in nsIURI aURI);
/**
* Returns the Indexed DB origin's postfix used for the given about: URI.
* If the postfix returned is null then the URI's path (e.g. "home" for
* about:home) will be used to construct the origin.
*/
DOMString getIndexedDBOriginPostfix(in nsIURI aURI);
};
%{C++
#define NS_ABOUT_MODULE_CONTRACTID "@mozilla.org/network/protocol/about;1"
#define NS_ABOUT_MODULE_CONTRACTID_PREFIX NS_ABOUT_MODULE_CONTRACTID "?what="
#define NS_ABOUT_MODULE_CONTRACTID_LENGTH 49 // strlen(NS_ABOUT_MODULE_CONTRACTID_PREFIX)
%}