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 TransforMiiX XSLT processor code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Jonas Sicking.
19 : * Portions created by the Initial Developer are Copyright (C) 2002
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Jonas Sicking <sicking@bigfoot.com>
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either the GNU General Public License Version 2 or later (the "GPL"), or
27 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 : * in which case the provisions of the GPL or the LGPL are applicable instead
29 : * of those above. If you wish to allow use of your version of this file only
30 : * under the terms of either the GPL or the LGPL, and not to allow others to
31 : * use your version of this file under the terms of the MPL, indicate your
32 : * decision by deleting the provisions above and replace them with the notice
33 : * and other provisions required by the GPL or the LGPL. If you do not delete
34 : * the provisions above, a recipient may use your version of this file under
35 : * the terms of any one of the MPL, the GPL or the LGPL.
36 : *
37 : * ***** END LICENSE BLOCK ***** */
38 :
39 : #ifndef TRANSFRMX_TXXSLTNUMBER_H
40 : #define TRANSFRMX_TXXSLTNUMBER_H
41 :
42 : #include "txError.h"
43 : #include "txList.h"
44 : #include "nsString.h"
45 :
46 : class Expr;
47 : class txPattern;
48 : class txIEvalContext;
49 : class txIMatchContext;
50 : class txXPathTreeWalker;
51 :
52 : class txXSLTNumber {
53 : public:
54 : enum LevelType {
55 : eLevelSingle,
56 : eLevelMultiple,
57 : eLevelAny
58 : };
59 :
60 : static nsresult createNumber(Expr* aValueExpr, txPattern* aCountPattern,
61 : txPattern* aFromPattern, LevelType aLevel,
62 : Expr* aGroupSize, Expr* aGroupSeparator,
63 : Expr* aFormat, txIEvalContext* aContext,
64 : nsAString& aResult);
65 :
66 : private:
67 : static nsresult getValueList(Expr* aValueExpr, txPattern* aCountPattern,
68 : txPattern* aFromPattern, LevelType aLevel,
69 : txIEvalContext* aContext, txList& aValues,
70 : nsAString& aValueString);
71 :
72 : static nsresult getCounters(Expr* aGroupSize, Expr* aGroupSeparator,
73 : Expr* aFormat, txIEvalContext* aContext,
74 : txList& aCounters, nsAString& aHead,
75 : nsAString& aTail);
76 :
77 : /**
78 : * getSiblingCount uses aWalker to walk the siblings of aWalker's current
79 : * position.
80 : *
81 : */
82 : static PRInt32 getSiblingCount(txXPathTreeWalker& aWalker,
83 : txPattern* aCountPattern,
84 : txIMatchContext* aContext);
85 :
86 : static bool getPrevInDocumentOrder(txXPathTreeWalker& aWalker);
87 :
88 : static bool isAlphaNumeric(PRUnichar ch);
89 : };
90 :
91 0 : class txFormattedCounter {
92 : public:
93 0 : virtual ~txFormattedCounter()
94 0 : {
95 0 : }
96 :
97 : virtual void appendNumber(PRInt32 aNumber, nsAString& aDest) = 0;
98 :
99 : static nsresult getCounterFor(const nsAFlatString& aToken, int aGroupSize,
100 : const nsAString& aGroupSeparator,
101 : txFormattedCounter*& aCounter);
102 :
103 : nsString mSeparator;
104 : };
105 :
106 : #endif //TRANSFRMX_TXXSLTNUMBER_H
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