source: trunk/src/xmlpatterns/parser/qparsercontext.cpp@ 439

Last change on this file since 439 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 4.4 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <QtGlobal>
43
44#include "qexpression_p.h"
45#include "qstaticcontext_p.h"
46#include "qtokenizer_p.h"
47
48#include "qparsercontext_p.h"
49
50QT_BEGIN_NAMESPACE
51
52using namespace QPatternist;
53
54ParserContext::ParserContext(const StaticContext::Ptr &context,
55 const QXmlQuery::QueryLanguage lang,
56 Tokenizer *const tokener) : staticContext(context)
57 , tokenizer(tokener)
58 , languageAccent(lang)
59 , nodeTestSource(BuiltinTypes::element)
60 , moduleNamespace(StandardNamespaces::empty)
61 , isPreviousEnclosedExpr(false)
62 , elementConstructorDepth(0)
63 , hasSecondPrologPart(false)
64 , preserveNamespacesMode(true)
65 , inheritNamespacesMode(true)
66 , isParsingPattern(false)
67 , currentImportPrecedence(1)
68 , m_evaluationCacheSlot(-1)
69 , m_expressionSlot(0)
70 , m_positionSlot(-1)
71 , m_globalVariableSlot(-1)
72 , m_currentTemplateID(InitialTemplateID)
73{
74 resolvers.push(context->namespaceBindings());
75 Q_ASSERT(tokenizer);
76 Q_ASSERT(context);
77 m_isParsingWithParam.push(false);
78 isBackwardsCompat.push(false);
79}
80
81void ParserContext::finalizePushedVariable(const int amount,
82 const bool shouldPop)
83{
84 for(int i = 0; i < amount; ++i)
85 {
86 const VariableDeclaration::Ptr var(shouldPop ? variables.pop() : variables.top());
87 Q_ASSERT(var);
88
89 if(var->isUsed())
90 continue;
91 else
92 {
93 staticContext->warning(QtXmlPatterns::tr("The variable %1 is unused")
94 .arg(formatKeyword(var, staticContext->namePool())));
95 }
96 }
97}
98
99QT_END_NAMESPACE
100
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