src/sql/models/qsqltablemodel_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/sql/models/qsqltablemodel_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtSql 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSQLTABLEMODEL_P_H
+#define QSQLTABLEMODEL_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of qsql*model.h .  This header file may change from version to version
+// without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "QtCore/qmap.h"
+#include "private/qsqlquerymodel_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QSqlTableModelPrivate: public QSqlQueryModelPrivate
+{
+    Q_DECLARE_PUBLIC(QSqlTableModel)
+
+public:
+    QSqlTableModelPrivate()
+        : editIndex(-1), insertIndex(-1), sortColumn(-1),
+          sortOrder(Qt::AscendingOrder),
+          strategy(QSqlTableModel::OnRowChange)
+    {}
+    void clear();
+    QSqlRecord primaryValues(int index);
+    virtual void clearEditBuffer();
+    virtual void clearCache();
+    QSqlRecord record(const QVector<QVariant> &values) const;
+
+    bool exec(const QString &stmt, bool prepStatement,
+              const QSqlRecord &rec, const QSqlRecord &whereValues = QSqlRecord());
+    virtual void revertCachedRow(int row);
+    void revertInsertedRow();
+    bool setRecord(int row, const QSqlRecord &record);
+    virtual int nameToIndex(const QString &name) const;
+    void initRecordAndPrimaryIndex();
+
+    QSqlDatabase db;
+    int editIndex;
+    int insertIndex;
+
+    int sortColumn;
+    Qt::SortOrder sortOrder;
+
+    QSqlTableModel::EditStrategy strategy;
+
+    QSqlQuery editQuery;
+    QSqlIndex primaryIndex;
+    QString tableName;
+    QString filter;
+
+    enum Op { None, Insert, Update, Delete };
+
+    struct ModifiedRow
+    {
+        ModifiedRow(Op o = None, const QSqlRecord &r = QSqlRecord()): op(o), rec(r) {}
+        ModifiedRow(const ModifiedRow &other): op(other.op), rec(other.rec), primaryValues(other.primaryValues) {}
+        Op op;
+        QSqlRecord rec;
+		QSqlRecord primaryValues;
+    };
+
+    QSqlRecord editBuffer;
+
+    typedef QMap<int, ModifiedRow> CacheMap;
+    CacheMap cache;
+};
+
+QT_END_NAMESPACE
+
+#endif // QSQLTABLEMODEL_P_H