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| |
| #ifndef QITEMSELECTIONMODEL_P_H |
| #define QITEMSELECTIONMODEL_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "private/qobject_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| #ifndef QT_NO_ITEMVIEWS |
| class QItemSelectionModelPrivate: public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QItemSelectionModel) |
| public: |
| QItemSelectionModelPrivate() |
| : model(0), |
| currentCommand(QItemSelectionModel::NoUpdate), |
| tableSelected(false), tableColCount(0), tableRowCount(0) {} |
| |
| QItemSelection expandSelection(const QItemSelection &selection, |
| QItemSelectionModel::SelectionFlags command) const; |
| |
| void initModel(QAbstractItemModel *model); |
| |
| void _q_rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end); |
| void _q_columnsAboutToBeRemoved(const QModelIndex &parent, int start, int end); |
| void _q_rowsAboutToBeInserted(const QModelIndex &parent, int start, int end); |
| void _q_columnsAboutToBeInserted(const QModelIndex &parent, int start, int end); |
| void _q_layoutAboutToBeChanged(const QList<QPersistentModelIndex> &parents = QList<QPersistentModelIndex>(), QAbstractItemModel::LayoutChangeHint hint = QAbstractItemModel::NoLayoutChangeHint); |
| void _q_layoutChanged(const QList<QPersistentModelIndex> &parents = QList<QPersistentModelIndex>(), QAbstractItemModel::LayoutChangeHint hint = QAbstractItemModel::NoLayoutChangeHint); |
| |
| inline void remove(QList<QItemSelectionRange> &r) |
| { |
| QList<QItemSelectionRange>::const_iterator it = r.constBegin(); |
| for (; it != r.constEnd(); ++it) |
| ranges.removeAll(*it); |
| } |
| |
| inline void finalize() |
| { |
| ranges.merge(currentSelection, currentCommand); |
| if (!currentSelection.isEmpty()) // ### perhaps this should be in QList |
| currentSelection.clear(); |
| } |
| |
| QPointer<QAbstractItemModel> model; |
| QItemSelection ranges; |
| QItemSelection currentSelection; |
| QPersistentModelIndex currentIndex; |
| QItemSelectionModel::SelectionFlags currentCommand; |
| QVector<QPersistentModelIndex> savedPersistentIndexes; |
| QVector<QPersistentModelIndex> savedPersistentCurrentIndexes; |
| QVector<QPair<QPersistentModelIndex, uint> > savedPersistentRowLengths; |
| QVector<QPair<QPersistentModelIndex, uint> > savedPersistentCurrentRowLengths; |
| // optimization when all indexes are selected |
| bool tableSelected; |
| QPersistentModelIndex tableParent; |
| int tableColCount, tableRowCount; |
| }; |
| |
| #endif // QT_NO_ITEMVIEWS |
| |
| QT_END_NAMESPACE |
| |
| #endif // QITEMSELECTIONMODEL_P_H |