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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include <cplusplus/SafeMatcher.h>
#include <QSet>
namespace CPlusPlus {
template<typename T>
class AlreadyConsideredClassContainer
{
public:
AlreadyConsideredClassContainer() : _class(nullptr) {}
void insert(const T *item)
{
if (_container.isEmpty())
_class = item;
_container.insert(item);
}
bool contains(const T *item)
{
if (_container.contains(item))
return true;
SafeMatcher matcher;
for (const T *existingItem : qAsConst(_container)) {
if (Matcher::match(existingItem, item, &matcher))
return true;
}
return false;
}
void clear(const T *item)
{
if (_class != item || _container.size() == 1)
_container.clear();
}
private:
QSet<const T *> _container;
const T * _class;
};
} // namespace CPlusPlus
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