/usr/include/CLAM/ControlArray.hxx is in libclam-dev 1.4.0-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _ControlArray_hxx_
#define _ControlArray_hxx_
#include "Assert.hxx"
#include <vector>
#include <list>
#include <string>
#include <sstream>
namespace CLAM
{
class Processing;
/**
* This class wrapps a vector (array) of Controls and gives its Controls
* automatic names at construction.
*/
template <class ControlT>
class ControlArray
{
typedef std::vector<ControlT *> Controls;
Controls mControls;
public:
ControlArray() { }
ControlArray(int size, const std::string &name, Processing* parent) {
Resize(size,name,parent);
}
ControlArray(int size, const std::list<std::string> &names,
Processing* parent)
{
Resize(size, names, parent);
}
template <typename ProcessingType, typename ValueType>
ControlArray(int size, const std::string &name, ProcessingType * parent,
void (ProcessingType::*method)(unsigned, ValueType) )
{
Resize(size,name,parent,method);
}
~ControlArray() { Clear(); }
ControlT &operator[](int i) { return *mControls[i]; }
const ControlT &operator[](int i) const { return *mControls[i]; }
void Resize(int size, const std::string &name, Processing* parent);
void Resize(int size, const std::list<std::string>& names, Processing* parent);
template <typename ProcessingType, typename ValueType>
void Resize(int size, const std::string &name, ProcessingType * parent,
void (ProcessingType::*method)(unsigned, ValueType) )
{
int previousSize = mControls.size();
if(size < previousSize)
{
Shrink(size);
return;
}
mControls.resize(size);
for (int i = previousSize; i<size; i++) {
std::stringstream str;
str << name << "_" << i;
mControls[i] = new ControlT(i, str.str(), parent, method);
}
}
void Append(int size, const std::string &names, Processing* parent);
void Append(int size, const std::list<std::string>& names, Processing* parent);
int Size() const { return mControls.size(); }
void Clear() { Shrink(0); }
protected:
void Shrink(int size);
};
template <class ControlT>
void ControlArray<ControlT>::Resize(int size, const std::string &name,
Processing* parent)
{
int previousSize = mControls.size();
if(size < previousSize)
{
Shrink(size);
return;
}
mControls.resize(size);
for (int i = previousSize; i<size; i++) {
std::stringstream str;
str << name << "_" << i;
mControls[i] = new ControlT(str.str(), parent);
}
}
template <class ControlT>
void ControlArray<ControlT>::Resize(int size,
const std::list<std::string>& names, Processing* parent)
{
int previousSize = mControls.size();
if (size < previousSize)
{
Shrink(size);
return;
}
CLAM_ASSERT(size - previousSize <= int(names.size()),
"ControlArray::Resize: error, not enough labels provided");
mControls.resize(size);
std::list<std::string>::const_iterator name = names.begin();
for (int i = previousSize; i<size; i++, name++)
mControls[i] = new ControlT(*name, parent);
}
template <class ControlT>
void ControlArray<ControlT>::Append(int count,
const std::string &name, Processing* parent)
{
Resize(Size() + count, name, parent);
}
template <class ControlT>
void ControlArray<ControlT>::Append(int count,
const std::list<std::string>& names, Processing* parent)
{
Resize(Size() + count, names, parent);
}
template <class ControlT>
void ControlArray<ControlT>::Shrink(int size)
{
int previousSize = mControls.size();
if (size == previousSize) return;
CLAM_ASSERT(size < previousSize,
"ControlArray::Cannot Shrink a ControlArray to a larger size");
for (int i = previousSize-1; i >= size; i--)
delete mControls[i];
mControls.resize(size);
}
}; //namespace CLAM
#endif
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