1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/***************************************************************************
* This file is part of the KDE project
* copyright (C) 2005 by Sebastian Sauer ([email protected])
* copyright (C) 2005 by Tobi Krebs ([email protected])
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
***************************************************************************/
#include "metaparameter.h"
#include "exception.h"
#include "variable.h"
#include <kdebug.h>
using namespace KoMacro;
namespace KoMacro {
/**
* @internal d-pointer class to be more flexible on future extension of the
* functionality without to much risk to break the binary compatibility.
*/
class MetaParameter::Private
{
public:
/**
* The signatures argument that represents this MetaParameter.
* This could be something like "const QString&", "int" or
* "QMap < QString, QVariant > ".
*/
QString signatureargument;
/**
* The type of the @a Variable .
*/
MetaParameter::Type type;
/**
* If the @a MetaParameter::Type is a Variant this QVariant::Type
* is used to defined what kind of Variant it is.
*/
QVariant::Type varianttype;
};
}
MetaParameter::MetaParameter(const QString& signatureargument)
: KShared()
, d( new Private() ) // create the private d-pointer instance.
{
d->type = TypeNone;
if(! signatureargument.isNull()) {
setSignatureArgument( signatureargument );
}
}
MetaParameter::~MetaParameter()
{
delete d;
}
MetaParameter::Type MetaParameter::type() const
{
return d->type;
}
const QString MetaParameter::typeName() const
{
switch( d->type ) {
case TypeNone:
return "None";
case TypeVariant:
return "Variant";
case TypeObject:
return "Object";
}
return QString::null;
}
void MetaParameter::setType(MetaParameter::Type type)
{
d->type = type;
d->varianttype = QVariant::Invalid;
}
QVariant::Type MetaParameter::variantType() const
{
return d->varianttype;
}
void MetaParameter::setVariantType(QVariant::Type varianttype)
{
d->type = TypeVariant;
d->varianttype = varianttype;
}
void MetaParameter::setSignatureArgument(const QString& signatureargument)
{
d->signatureargument = signatureargument;
QString argument = signatureargument;
if(argument.startsWith("const")) {
argument = argument.mid(5).stripWhiteSpace();
}
if(argument.endsWith("&")) {
argument = argument.left( argument.length() - 1 ).stripWhiteSpace();
}
if(argument.isEmpty()) {
throw Exception(QString("Empty signature argument passed."));
}
if(argument == "QVariant") {
setVariantType( QVariant::Invalid );
}
QVariant::Type type = argument.isNull() ? QVariant::Invalid : QVariant::nameToType(argument.latin1());
if (type != QVariant::Invalid) {
setVariantType( type );
}
else {
setType( TypeObject );
}
}
bool MetaParameter::validVariable(KSharedPtr<Variable> variable) const
{
if( type() != variable->type() ) {
return false;
}
return true;
}
|
