1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is mozilla.org code.
16 : *
17 : * The Initial Developer of the Original Code is Neil Deakin
18 : * Portions created by the Initial Developer are Copyright (C) 2005
19 : * the Initial Developer. All Rights Reserved.
20 : *
21 : * Contributor(s):
22 : *
23 : * Alternatively, the contents of this file may be used under the terms of
24 : * either of the GNU General Public License Version 2 or later (the "GPL"),
25 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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36 :
37 : #ifndef nsXULTemplateResultSetRDF_h__
38 : #define nsXULTemplateResultSetRDF_h__
39 :
40 : #include "nsFixedSizeAllocator.h"
41 : #include "nsISimpleEnumerator.h"
42 : #include "nsRuleNetwork.h"
43 : #include "nsRDFQuery.h"
44 : #include "nsXULTemplateResultRDF.h"
45 :
46 : class nsXULTemplateQueryProcessorRDF;
47 : class nsXULTemplateResultRDF;
48 :
49 : /**
50 : * An enumerator used to iterate over a set of results.
51 : */
52 : class nsXULTemplateResultSetRDF : public nsISimpleEnumerator
53 : {
54 : private:
55 : nsXULTemplateQueryProcessorRDF* mProcessor;
56 :
57 : nsRDFQuery* mQuery;
58 :
59 : const InstantiationSet* mInstantiations;
60 :
61 : nsCOMPtr<nsIRDFResource> mResource;
62 :
63 : InstantiationSet::List *mCurrent;
64 :
65 : bool mCheckedNext;
66 :
67 : public:
68 :
69 : // nsISupports interface
70 : NS_DECL_ISUPPORTS
71 :
72 : // nsISimpleEnumerator interface
73 : NS_DECL_NSISIMPLEENUMERATOR
74 :
75 0 : nsXULTemplateResultSetRDF(nsXULTemplateQueryProcessorRDF *aProcessor,
76 : nsRDFQuery* aQuery,
77 : const InstantiationSet* aInstantiations)
78 : : mProcessor(aProcessor),
79 : mQuery(aQuery),
80 : mInstantiations(aInstantiations),
81 : mCurrent(nsnull),
82 0 : mCheckedNext(false)
83 0 : { }
84 :
85 0 : ~nsXULTemplateResultSetRDF()
86 0 : {
87 0 : delete mInstantiations;
88 0 : }
89 : };
90 :
91 : #endif // nsXULTemplateResultSetRDF_h__
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