Long live Qt!

1 files changed, 111 insertions, 0 deletions

diff --git a/src/gui/itemviews/qitemselectionmodel_p.h b/src/gui/itemviews/qitemselectionmodel_p.h
new file mode 100644
index 0000000..4c11b9f
--- /dev/null
+++ b/src/gui/itemviews/qitemselectionmodel_p.h
@@ -0,0 +1,111 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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) {}
+
+    QItemSelection expandSelection(const QItemSelection &selection,
+                                   QItemSelectionModel::SelectionFlags command) const;
+
+    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();
+    void _q_layoutChanged();
+
+    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;
+    QList<QPersistentModelIndex> savedPersistentIndexes;
+    QList<QPersistentModelIndex> savedPersistentCurrentIndexes;
+    // optimization when all indexes are selected
+    bool tableSelected;
+    QPersistentModelIndex tableParent;
+    int tableColCount, tableRowCount;
+};
+
+#endif // QT_NO_ITEMVIEWS
+
+QT_END_NAMESPACE
+
+#endif // QITEMSELECTIONMODEL_P_H