diff options
Diffstat (limited to 'src/declarative')
-rw-r--r-- | src/declarative/util/qdeclarativelistmodel.cpp | 60 |
1 files changed, 26 insertions, 34 deletions
diff --git a/src/declarative/util/qdeclarativelistmodel.cpp b/src/declarative/util/qdeclarativelistmodel.cpp index f01d9b4..401e400 100644 --- a/src/declarative/util/qdeclarativelistmodel.cpp +++ b/src/declarative/util/qdeclarativelistmodel.cpp @@ -58,6 +58,28 @@ Q_DECLARE_METATYPE(QListModelInterface *) QT_BEGIN_NAMESPACE +template<typename T> +void qdeclarativelistmodel_move(int from, int to, int n, T *items) +{ + if (n == 1) { + items->move(from, to); + } else { + T replaced; + int i=0; + typename T::ConstIterator it=items->begin(); it += from+n; + for (; i<to-from; ++i,++it) + replaced.append(*it); + i=0; + it=items->begin(); it += from; + for (; i<n; ++i,++it) + replaced.append(*it); + typename T::ConstIterator f=replaced.begin(); + typename T::Iterator t=items->begin(); t += from; + for (; f != replaced.end(); ++f, ++t) + *t = *f; + } +} + QDeclarativeListModelParser::ListInstruction *QDeclarativeListModelParser::ListModelData::instructions() const { return (QDeclarativeListModelParser::ListInstruction *)((char *)this + sizeof(ListModelData)); @@ -947,23 +969,7 @@ void FlatListModel::setProperty(int index, const QString& property, const QVaria void FlatListModel::move(int from, int to, int n) { - if (n == 1) { - m_values.move(from, to); - } else { - QList<QHash<int, QVariant> > replaced; - int i=0; - QList<QHash<int, QVariant> >::ConstIterator it=m_values.begin(); it += from+n; - for (; i<to-from; ++i,++it) - replaced.append(*it); - i=0; - it=m_values.begin(); it += from; - for (; i<n; ++i,++it) - replaced.append(*it); - QList<QHash<int, QVariant> >::ConstIterator f=replaced.begin(); - QList<QHash<int, QVariant> >::Iterator t=m_values.begin(); t += from; - for (; f != replaced.end(); ++f, ++t) - *t = *f; - } + qdeclarativelistmodel_move<QList<QHash<int, QVariant> > >(from, to, n, &m_values); } bool FlatListModel::addValue(const QScriptValue &value, QHash<int, QVariant> *row, QList<int> *roles) @@ -1130,23 +1136,9 @@ bool NestedListModel::insert(int index, const QScriptValue& valuemap) void NestedListModel::move(int from, int to, int n) { - if (n==1) { - _root->values.move(from,to); - } else { - QList<QVariant> replaced; - int i=0; - QVariantList::const_iterator it=_root->values.begin(); it += from+n; - for (; i<to-from; ++i,++it) - replaced.append(*it); - i=0; - it=_root->values.begin(); it += from; - for (; i<n; ++i,++it) - replaced.append(*it); - QVariantList::const_iterator f=replaced.begin(); - QVariantList::iterator t=_root->values.begin(); t += from; - for (; f != replaced.end(); ++f, ++t) - *t = *f; - } + if (!_root) + return; + qdeclarativelistmodel_move<QVariantList>(from, to, n, &_root->values); } bool NestedListModel::append(const QScriptValue& valuemap) |