Qt 4.8
qitemselectionmodel_p.h
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41 
42 #ifndef QITEMSELECTIONMODEL_P_H
43 #define QITEMSELECTIONMODEL_P_H
44 
45 //
46 // W A R N I N G
47 // -------------
48 //
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
52 //
53 // We mean it.
54 //
55 
56 #include "private/qobject_p.h"
57 
59 
60 #ifndef QT_NO_ITEMVIEWS
62 {
64 public:
66  : model(0),
68  tableSelected(false), tableColCount(0), tableRowCount(0) {}
69 
71  QItemSelectionModel::SelectionFlags command) const;
72 
74 
75  void _q_rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
76  void _q_columnsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
77  void _q_rowsAboutToBeInserted(const QModelIndex &parent, int start, int end);
78  void _q_columnsAboutToBeInserted(const QModelIndex &parent, int start, int end);
80  void _q_layoutChanged();
81 
82  inline void remove(QList<QItemSelectionRange> &r)
83  {
85  for (; it != r.constEnd(); ++it)
86  ranges.removeAll(*it);
87  }
88 
89  inline void finalize()
90  {
92  if (!currentSelection.isEmpty()) // ### perhaps this should be in QList
94  }
95 
100  QItemSelectionModel::SelectionFlags currentCommand;
103  // optimization when all indexes are selected
107 };
108 
109 #endif // QT_NO_ITEMVIEWS
110 
112 
113 #endif // QITEMSELECTIONMODEL_P_H
The QItemSelectionModel class keeps track of a view&#39;s selected items.
void merge(const QItemSelection &other, QItemSelectionModel::SelectionFlags command)
Merges the other selection with this QItemSelection using the command given.
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define it(className, varName)
void _q_columnsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
QList< QPersistentModelIndex > savedPersistentIndexes
void _q_columnsAboutToBeInserted(const QModelIndex &parent, int start, int end)
Split selection ranges if columns are about to be inserted in the middle.
bool isEmpty() const
Returns true if the list contains no items; otherwise returns false.
Definition: qlist.h:152
QPointer< QAbstractItemModel > model
void _q_rowsAboutToBeInserted(const QModelIndex &parent, int start, int end)
Split selection ranges if rows are about to be inserted in the middle.
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
QItemSelectionModel::SelectionFlags currentCommand
QList< QPersistentModelIndex > savedPersistentCurrentIndexes
void clear()
Removes all items from the list.
Definition: qlist.h:764
void _q_layoutChanged()
Merge the selected indexes into selection ranges again.
The QAbstractItemModel class provides the abstract interface for item model classes.
QItemSelection expandSelection(const QItemSelection &selection, QItemSelectionModel::SelectionFlags command) const
#define Q_DECLARE_PUBLIC(Class)
Definition: qglobal.h:2477
The QItemSelection class manages information about selected items in a model.
QPersistentModelIndex currentIndex
The QPersistentModelIndex class is used to locate data in a data model.
The QModelIndex class is used to locate data in a data model.
QObject * parent
Definition: qobject.h:92
void _q_layoutAboutToBeChanged()
Split selection into individual (persistent) indexes.
void initModel(QAbstractItemModel *model)
QPersistentModelIndex tableParent
static const KeyPair *const end
void _q_rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
const_iterator constEnd() const
Returns a const STL-style iterator pointing to the imaginary item after the last item in the list...
Definition: qlist.h:272
int removeAll(const T &t)
Removes all occurrences of value in the list and returns the number of entries removed.
Definition: qlist.h:770