/usr/include/camp/qt/qtfunction.hpp is in libcamp0.7-dev 0.7.1.1-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | /****************************************************************************
**
** Copyright (C) 2009-2010 TECHNOGERMA Systems France and/or its subsidiary(-ies).
** Contact: Technogerma Systems France Information (contact@technogerma.fr)
**
** This file is part of the CAMP library.
**
** CAMP is free software: you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** CAMP 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 Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with CAMP. If not, see <http://www.gnu.org/licenses/>.
**
****************************************************************************/
#ifndef CAMP_QT_QTFUNCTION_HPP
#define CAMP_QT_QTFUNCTION_HPP
#include <camp/qt/qthelper.hpp>
#include <camp/function.hpp>
#include <camp/userobject.hpp>
#include <camp/value.hpp>
#include <QMetaMethod>
#include <QVariant>
#include <QString>
namespace camp_ext
{
/**
* \brief Specialization of camp::Function implemented using a Qt method
*
* This class is instanciated and returned by QtMapper<T>.
*
* \sa QtMapper
*/
template <typename T>
class QtFunction : public camp::Function
{
public:
/**
* \brief Construct the function from a QMetaMethod
*
* \param metaMethod Qt meta method
*/
QtFunction(const QMetaMethod& metaMethod)
: camp::Function(functionName(metaMethod), returnType(metaMethod), argTypes(metaMethod))
, m_metaMethod(metaMethod)
{
}
/**
* \see Function::execute
*/
virtual camp::Value execute(const camp::UserObject& object, const camp::Args& args) const
{
QVariant value(QtHelper::variantType(QMetaType::type(m_metaMethod.typeName())));
QGenericReturnArgument ret(m_metaMethod.typeName(), value.data());
switch (args.count())
{
case 0:
{
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret);
break;
}
case 1:
{
QVariant arg1 = QtHelper::valueToVariant(args[0]);
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret
, QGenericArgument(arg1.typeName(), arg1.data()));
break;
}
case 2:
{
QVariant arg1 = QtHelper::valueToVariant(args[0]);
QVariant arg2 = QtHelper::valueToVariant(args[1]);
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret
, QGenericArgument(arg1.typeName(), arg1.data())
, QGenericArgument(arg2.typeName(), arg2.data()));
break;
}
case 3:
{
QVariant arg1 = QtHelper::valueToVariant(args[0]);
QVariant arg2 = QtHelper::valueToVariant(args[1]);
QVariant arg3 = QtHelper::valueToVariant(args[2]);
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret
, QGenericArgument(arg1.typeName(), arg1.data())
, QGenericArgument(arg2.typeName(), arg2.data())
, QGenericArgument(arg3.typeName(), arg3.data()));
break;
}
case 4:
{
QVariant arg1 = QtHelper::valueToVariant(args[0]);
QVariant arg2 = QtHelper::valueToVariant(args[1]);
QVariant arg3 = QtHelper::valueToVariant(args[2]);
QVariant arg4 = QtHelper::valueToVariant(args[3]);
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret
, QGenericArgument(arg1.typeName(), arg1.data())
, QGenericArgument(arg2.typeName(), arg2.data())
, QGenericArgument(arg3.typeName(), arg3.data())
, QGenericArgument(arg4.typeName(), arg4.data()));
break;
}
case 5:
{
QVariant arg1 = QtHelper::valueToVariant(args[0]);
QVariant arg2 = QtHelper::valueToVariant(args[1]);
QVariant arg3 = QtHelper::valueToVariant(args[2]);
QVariant arg4 = QtHelper::valueToVariant(args[3]);
QVariant arg5 = QtHelper::valueToVariant(args[4]);
m_metaMethod.invoke(object.get<T*>(), Qt::DirectConnection, ret
, QGenericArgument(arg1.typeName(), arg1.data())
, QGenericArgument(arg2.typeName(), arg2.data())
, QGenericArgument(arg3.typeName(), arg3.data())
, QGenericArgument(arg4.typeName(), arg4.data())
, QGenericArgument(arg5.typeName(), arg5.data()));
break;
}
}
return QtHelper::variantToValue(value);
}
private:
/**
* \brief Extract the name of a meta method
*
* \param metaMethod Qt meta method
*
* \return Name of the meta method
*/
static std::string functionName(const QMetaMethod& metaMethod)
{
QString signature = metaMethod.signature();
return signature.left(signature.indexOf('(')).toStdString();
}
/**
* \brief Extract the return type of a meta method
*
* \param metaMethod Qt meta method
*
* \return Return type of the meta method
*/
static camp::Type returnType(const QMetaMethod& metaMethod)
{
return QtHelper::type(metaMethod.typeName());
}
/**
* \brief Extract the arguments types of a meta method
*
* \param metaMethod Qt meta method
*
* \return Arguments types of the meta method
*/
static std::vector<camp::Type> argTypes(const QMetaMethod& metaMethod)
{
std::vector<camp::Type> types;
QList<QByteArray> args = metaMethod.parameterTypes();
Q_FOREACH(QByteArray arg, args)
{
types.push_back(QtHelper::type(arg));
}
return types;
}
private:
QMetaMethod m_metaMethod; ///< Internal Qt method
};
} // namespace camp_ext
#endif // CAMP_QT_QTFUNCTION_HPP
|