source: trunk/tools/qtconcurrent/codegenerator/src/codegenerator.cpp@ 561

Last change on this file since 561 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.

File size: 4.8 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the tools applications of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this 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 have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41#include "codegenerator.h"
42#include <qdebug.h>
43namespace CodeGenerator
44{
45
46//Convenience constructor so you can say Item("foo")
47Item::Item(const char * const text) : generator(Text(QByteArray(text)).generator) {}
48
49int BaseGenerator::currentCount(GeneratorStack * const stack) const
50{
51 const int stackSize = stack->count();
52 for (int i = stackSize - 1; i >= 0; --i) {
53 BaseGenerator const * const generator = stack->at(i);
54 switch (generator->type) {
55 case RepeaterType: {
56 RepeaterGenerator const * const repeater = static_cast<RepeaterGenerator const * const>(generator);
57 return repeater->currentRepeat;
58 } break;
59 case GroupType: {
60 GroupGenerator const * const group = static_cast<GroupGenerator const * const>(generator);
61 return group->currentRepeat;
62 } break;
63 default:
64 break;
65 }
66 }
67 return -1;
68}
69
70int BaseGenerator::repeatCount(GeneratorStack * const stack) const
71{
72 const int stackSize = stack->count();
73 for (int i = stackSize - 1; i >= 0; --i) {
74 BaseGenerator const * const generator = stack->at(i);
75 switch (generator->type) {
76 case RepeaterType: {
77 RepeaterGenerator const * const repeater = static_cast<RepeaterGenerator const * const>(generator);
78 return repeater->currentRepeat;
79 } break;
80/* case GroupType: {
81 GroupGenerator const * const group = static_cast<GroupGenerator const * const>(generator);
82 return group->currentRepeat;
83 } break;
84*/
85 default:
86 break;
87 }
88 }
89 return -1;
90}
91
92QByteArray RepeaterGenerator::generate(GeneratorStack * const stack)
93{
94 GeneratorStacker stacker(stack, this);
95 QByteArray generated;
96 for (int i = repeatOffset; i < repeatCount + repeatOffset; ++i) {
97 currentRepeat = i;
98 generated += childGenerator->generate(stack);
99 }
100 return generated;
101};
102
103QByteArray GroupGenerator::generate(GeneratorStack * const stack)
104{
105 const int repeatCount = currentCount(stack);
106 GeneratorStacker stacker(stack, this);
107 QByteArray generated;
108
109 if (repeatCount > 0)
110 generated += prefix->generate(stack);
111
112 for (int i = 1; i <= repeatCount; ++i) {
113 currentRepeat = i;
114 generated += childGenerator->generate(stack);
115 if (i != repeatCount)
116 generated += separator->generate(stack);
117 }
118
119 if (repeatCount > 0)
120 generated += postfix->generate(stack);
121
122 return generated;
123};
124
125const Compound operator+(const Item &a, const Item &b)
126{
127 return Compound(a, b);
128}
129
130const Compound operator+(const Item &a, const char * const text)
131{
132 return Compound(a, Text(text));
133}
134
135const Compound operator+(const char * const text, const Item &b)
136{
137 return Compound(Text(text), b);
138}
139
140}
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