src/sql/drivers/sqlite2/qsql_sqlite2.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtSql module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef QSQL_SQLITE2_H
       
    43 #define QSQL_SQLITE2_H
       
    44 
       
    45 #include <QtSql/qsqldriver.h>
       
    46 #include <QtSql/qsqlresult.h>
       
    47 #include <QtSql/qsqlrecord.h>
       
    48 #include <QtSql/qsqlindex.h>
       
    49 #include <QtSql/private/qsqlcachedresult_p.h>
       
    50 
       
    51 #if defined (Q_OS_WIN32)
       
    52 # include <QtCore/qt_windows.h>
       
    53 #endif
       
    54 
       
    55 struct sqlite;
       
    56 
       
    57 QT_BEGIN_HEADER
       
    58 
       
    59 QT_BEGIN_NAMESPACE
       
    60 
       
    61 class QSQLite2DriverPrivate;
       
    62 class QSQLite2ResultPrivate;
       
    63 class QSQLite2Driver;
       
    64 
       
    65 class QSQLite2Result : public QSqlCachedResult
       
    66 {
       
    67     friend class QSQLite2Driver;
       
    68     friend class QSQLite2ResultPrivate;
       
    69 public:
       
    70     explicit QSQLite2Result(const QSQLite2Driver* db);
       
    71     ~QSQLite2Result();
       
    72     QVariant handle() const;
       
    73 
       
    74 protected:
       
    75     bool gotoNext(QSqlCachedResult::ValueCache& row, int idx);
       
    76     bool reset (const QString& query);
       
    77     int size();
       
    78     int numRowsAffected();
       
    79     QSqlRecord record() const;
       
    80     void virtual_hook(int id, void *data);
       
    81 
       
    82 private:
       
    83     QSQLite2ResultPrivate* d;
       
    84 };
       
    85 
       
    86 class QSQLite2Driver : public QSqlDriver
       
    87 {
       
    88     Q_OBJECT
       
    89     friend class QSQLite2Result;
       
    90 public:
       
    91     explicit QSQLite2Driver(QObject *parent = 0);
       
    92     explicit QSQLite2Driver(sqlite *connection, QObject *parent = 0);
       
    93     ~QSQLite2Driver();
       
    94     bool hasFeature(DriverFeature f) const;
       
    95     bool open(const QString & db,
       
    96                    const QString & user,
       
    97                    const QString & password,
       
    98                    const QString & host,
       
    99                    int port,
       
   100                    const QString & connOpts);
       
   101     bool open(const QString & db,
       
   102             const QString & user,
       
   103             const QString & password,
       
   104             const QString & host,
       
   105             int port) { return open (db, user, password, host, port, QString()); }
       
   106     void close();
       
   107     QSqlResult *createResult() const;
       
   108     bool beginTransaction();
       
   109     bool commitTransaction();
       
   110     bool rollbackTransaction();
       
   111     QStringList tables(QSql::TableType) const;
       
   112 
       
   113     QSqlRecord record(const QString& tablename) const;
       
   114     QSqlIndex primaryIndex(const QString &table) const;
       
   115     QVariant handle() const;
       
   116     QString escapeIdentifier(const QString &identifier, IdentifierType) const;
       
   117 
       
   118 private:
       
   119     QSQLite2DriverPrivate* d;
       
   120 };
       
   121 
       
   122 QT_END_NAMESPACE
       
   123 
       
   124 QT_END_HEADER
       
   125 
       
   126 #endif // QSQL_SQLITE2_H