1 /*
2 enumdefinition.cpp
3
4 This file is part of GammaRay, the Qt application inspection and
5 manipulation tool.
6
7 Copyright (C) 2016-2021 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
8 Author: Volker Krause <volker.krause@kdab.com>
9
10 Licensees holding valid commercial KDAB GammaRay licenses may use this file in
11 accordance with GammaRay Commercial License Agreement provided with the Software.
12
13 Contact info@kdab.com if any conditions of this licensing are not clear to you.
14
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation, either version 2 of the License, or
18 (at your option) any later version.
19
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
24
25 You should have received a copy of the GNU General Public License
26 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 */
28
29 #include "enumdefinition.h"
30
31 using namespace GammaRay;
32
EnumDefinitionElement(int value,const char * name)33 EnumDefinitionElement::EnumDefinitionElement(int value, const char *name)
34 : m_value(value)
35 , m_name(name)
36 {
37 }
38
name() const39 QByteArray EnumDefinitionElement::name() const
40 {
41 return m_name;
42 }
43
value() const44 int EnumDefinitionElement::value() const
45 {
46 return m_value;
47 }
48
49 namespace GammaRay {
operator <<(QDataStream & out,const EnumDefinitionElement & elem)50 QDataStream& operator<<(QDataStream &out, const EnumDefinitionElement &elem)
51 {
52 out << elem.m_value << elem.m_name;
53 return out;
54 }
55
operator >>(QDataStream & in,EnumDefinitionElement & elem)56 QDataStream& operator>>(QDataStream &in, EnumDefinitionElement &elem)
57 {
58 in >> elem.m_value >> elem.m_name;
59 return in;
60 }
61 }
62
EnumDefinition(EnumId id,const QByteArray & name)63 EnumDefinition::EnumDefinition(EnumId id, const QByteArray &name)
64 : m_id(id)
65 , m_name(name)
66 {
67 }
68
isValid() const69 bool EnumDefinition::isValid() const
70 {
71 return m_id != InvalidEnumId && !m_name.isEmpty() && !m_elements.isEmpty();
72 }
73
id() const74 EnumId EnumDefinition::id() const
75 {
76 return m_id;
77 }
78
name() const79 QByteArray EnumDefinition::name() const
80 {
81 return m_name;
82 }
83
isFlag() const84 bool EnumDefinition::isFlag() const
85 {
86 return m_isFlag;
87 }
88
setIsFlag(bool isFlag)89 void EnumDefinition::setIsFlag(bool isFlag)
90 {
91 m_isFlag = isFlag;
92 }
93
elements() const94 QVector<EnumDefinitionElement> EnumDefinition::elements() const
95 {
96 return m_elements;
97 }
98
setElements(const QVector<EnumDefinitionElement> & elements)99 void EnumDefinition::setElements(const QVector<EnumDefinitionElement>& elements)
100 {
101 m_elements = elements;
102 }
103
valueToString(const EnumValue & value) const104 QByteArray EnumDefinition::valueToString(const EnumValue& value) const
105 {
106 Q_ASSERT(value.id() == id());
107 if (isFlag()) {
108 QByteArray r;
109 int handledFlags = 0;
110 for (const auto &elem : m_elements) {
111 if ((elem.value() & value.value()) == elem.value() && elem.value() != 0) {
112 r += elem.name() + '|';
113 handledFlags |= elem.value();
114 }
115 }
116 if (value.value() & ~handledFlags)
117 r += "flag 0x" + QByteArray::number(value.value() & ~handledFlags, 16) + '|';
118
119 if (!r.isEmpty()) {
120 r.chop(1);
121 } else {
122 // check for dedicated 0-values
123 Q_ASSERT(value.value() == 0);
124 for (const auto &elem : m_elements) {
125 if (elem.value() == 0)
126 return elem.name();
127 }
128 return "<none>";
129 }
130 return r;
131 } else {
132 for (const auto &elem : m_elements) {
133 if (elem.value() == value.value())
134 return elem.name();
135 }
136 return "unknown (" + QByteArray::number(value.value()) + ')';
137 }
138 }
139
140 namespace GammaRay {
operator <<(QDataStream & out,const EnumDefinition & def)141 QDataStream& operator<<(QDataStream &out, const EnumDefinition &def)
142 {
143 out << def.m_id << def.m_isFlag << def.m_name << def.m_elements;
144 return out;
145 }
146
operator >>(QDataStream & in,EnumDefinition & def)147 QDataStream& operator>>(QDataStream &in, EnumDefinition &def)
148 {
149 in >> def.m_id >> def.m_isFlag >> def.m_name >> def.m_elements;
150 return in;
151 }
152
153 }
154