ukui-search/libsearch/plugininterface/data-queue.h

44 lines
970 B
C++

#ifndef DATAQUEUE_H
#define DATAQUEUE_H
#include <QMutex>
#include <QMutexLocker>
#include <QList>
#include "libsearch_global.h"
namespace UkuiSearch {
// TODO I want a unlocked queue
template <typename T>
class LIBSEARCH_EXPORT DataQueue : protected QList<T>
{
public:
inline void enqueue(const T &t) {
QMutexLocker locker(&m_mutex);
QList<T>::append(t);
}
inline T dequeue() {
QMutexLocker locker(&m_mutex);
return QList<T>::takeFirst();
}
inline void clear() {
QMutexLocker locker(&m_mutex);
QList<T>::clear();
return;
}
inline bool isEmpty() {
QMutexLocker locker(&m_mutex);
return QList<T>::isEmpty();
}
inline T tryDequeue() {
QMutexLocker locker(&m_mutex);
if(QList<T>::isEmpty()) {
return T();
} else {
return QList<T>::takeFirst();
}
}
private:
QMutex m_mutex;
};
}
#endif // DATAQUEUE_H