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refs #501, compareByPropertyIndex (performance for sort)

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This commit is contained in:
Klaus Basan
2015-10-26 19:13:43 +01:00
committed by Mathew Sutcliffe
parent 1e57ce7ecb
commit 0c94922bd6
55 changed files with 692 additions and 131 deletions
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12
src/blackmisc/propertyindex.h
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@@ -22,7 +22,6 @@
namespace BlackMisc
{
/*!
* Property index. The index can be nested, that's why it is a sequence
* (e.g. PropertyIndexPilot, PropertyIndexRealname).
@@ -136,13 +135,14 @@ namespace BlackMisc
return contains(static_cast<int>(ev));
}
//! First element casted to given type, usually then PropertIndex enum
//! Front to integer
int frontToInt() const;
//! First element casted to given type, usually the PropertIndex enum
template<class CastType> CastType frontCasted() const
{
QList<int> l = indexList();
Q_ASSERT(!l.isEmpty());
int f = l.isEmpty() ? 0 : l.first();
return static_cast<CastType>(f);
static_assert(std::is_enum<CastType>::value || std::is_integral<CastType>::value, "CastType must be an enum or integer");
return static_cast<CastType>(frontToInt());
}
//! Compare with index given by enum