The Tor Browser: rdf/base/idl/nsIRDFContainerUtils.idl@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     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

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "nsISupports.idl"

     7 #include "nsIRDFContainer.idl"

     8 #include "nsIRDFResource.idl"

    11 // Container utilities

    12 [scriptable, uuid(D4214E91-FB94-11D2-BDD8-00104BDE6048)]

    13 interface nsIRDFContainerUtils : nsISupports {

    14     /**

    15      * Returns 'true' if the property is an RDF ordinal property.

    16      */

    17     boolean IsOrdinalProperty(in nsIRDFResource aProperty);

    19     /**

    20      * Convert the specified index to an ordinal property.

    21      */

    22     nsIRDFResource IndexToOrdinalResource(in long aIndex);

    24     /**

    25      * Convert the specified ordinal property into an index

    26      */

    27     long OrdinalResourceToIndex(in nsIRDFResource aOrdinal);

    29     /**

    30      * Return 'true' if the specified resource is a container

    31      */

    32     boolean IsContainer(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    34     /**

    35      * Return 'true' if the specified resource is a container and it is empty

    36      */

    37     boolean IsEmpty(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    39     /**

    40      * Return 'true' if the specified resource is a bag

    41      */

    42     boolean IsBag(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    44     /**

    45      * Return 'true' if the specified resource is a sequence

    46      */

    47     boolean IsSeq(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    49     /**

    50      * Return 'true' if the specified resource is an alternation

    51      */

    52     boolean IsAlt(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    54     /**

    55      * Decorates the specified resource appropriately to make it

    56      * usable as an empty bag in the specified data source.

    57      */

    58     nsIRDFContainer MakeBag(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    60     /**

    61      * Decorates the specified resource appropriately to make it

    62      * usable as an empty sequence in the specified data source.

    63      */

    64     nsIRDFContainer MakeSeq(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    66     /**

    67      * Decorates the specified resource appropriately to make it

    68      * usable as an empty alternation in the specified data source.

    69      */

    70     nsIRDFContainer MakeAlt(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);

    72     /**

    73      * Retrieve the index of element in the container. Returns -1 if

    74      * the element is not in the container.

    75      */

    76     long indexOf(in nsIRDFDataSource aDataSource, in nsIRDFResource aContainer, in nsIRDFNode aElement);

    77 };

    79 %{C++

    80 extern nsresult

    81 NS_NewRDFContainerUtils(nsIRDFContainerUtils** aResult);

    82 %}

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