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refs #325, added async. sort (kind of experimental feature to see performance impact)

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Klaus Basan
2014-09-16 13:41:37 +02:00
parent 5d6713032f
commit 053c248f06
1 changed files with 23 additions and 0 deletions
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23
src/blackmisc/sequence.h
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@@ -20,6 +20,7 @@
#include <iterator> #include <iterator>
#include <utility> #include <utility>
#include <initializer_list> #include <initializer_list>
#include <QtConcurrent/QtConcurrent>
namespace BlackMisc namespace BlackMisc
{ {
@@ -465,6 +466,28 @@ namespace BlackMisc
return result; return result;
} }
/*!
* \brief Return a copy as derived container sorted by a given comparator predicate.
*/
template <class TargetContainer, class Predicate>
TargetContainer sortedDerived(Predicate p) const
{
CSequence result = *this;
result.sort(p);
return result;
}
/*!
* \brief Return a copy as derived container sorted by a given comparator predicate.
* \remarks Sorts in background.
*/
template <class TargetContainer, class Predicate>
QFuture<TargetContainer> sortedAsync(Predicate p) const
{
QFuture<TargetContainer> f = QtConcurrent::run(this, &CSequence::sortedDerived<TargetContainer, Predicate>, p);
return f;
}
/*! /*!
* \brief Return a copy sorted by some particular key(s). * \brief Return a copy sorted by some particular key(s).
* \param key1 A pointer to a member function of T. * \param key1 A pointer to a member function of T.