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QFlatMap: add an alias for using QVarLengthArrays 

... in an attempt to foster the use of this data structure by making
it less onerous to spell.

Pick-to: 6.3 6.2
Change-Id: Ib9d17029c75278edde6ba90f65f68af179a6d230
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
This commit is contained in:
Marc Mutz 2022-01-09 10:15:21 +01:00
parent 234e0eadc8
commit d4611ba3a5
2 changed files with 4 additions and 2 deletions
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3
src/corelib/tools/qflatmap_p.h
View File

@ -993,6 +993,9 @@ private:
containers c; containers c;
}; };
template<class Key, class T, qsizetype N = 256, class Compare = std::less<Key>>
using QVarLengthFlatMap = QFlatMap<Key, T, Compare, QVarLengthArray<Key, N>, QVarLengthArray<T, N>>;
QT_END_NAMESPACE QT_END_NAMESPACE
#endif // QFLATMAP_P_H #endif // QFLATMAP_P_H

3
tests/auto/corelib/tools/qflatmap/tst_qflatmap.cpp
View File

@ -558,8 +558,7 @@ void tst_QFlatMap::viewIterators()
void tst_QFlatMap::varLengthArray() void tst_QFlatMap::varLengthArray()
{ {
using Map = QFlatMap<int, QByteArray, std::less<int>, using Map = QVarLengthFlatMap<int, QByteArray, 1024>;
QVarLengthArray<int, 1024>, QVarLengthArray<QByteArray, 1024>>;
Map m{ { 2, "twee" } }; Map m{ { 2, "twee" } };
m.insert(1, "een"); m.insert(1, "een");
m.remove(1); m.remove(1);