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authorQt by Nokia <qt-info@nokia.com>2011-04-27 12:05:43 +0200
committeraxis <qt-info@nokia.com>2011-04-27 12:05:43 +0200
commit38be0d13830efd2d98281c645c3a60afe05ffece (patch)
tree6ea73f3ec77f7d153333779883e8120f82820abe /src/sql/kernel/qsqldriverplugin.cpp
Initial import from the monolithic Qt.
This is the beginning of revision history for this module. If you want to look at revision history older than this, please refer to the Qt Git wiki for how to use Git history grafting. At the time of writing, this wiki is located here: http://qt.gitorious.org/qt/pages/GitIntroductionWithQt If you have already performed the grafting and you don't see any history beyond this commit, try running "git log" with the "--follow" argument. Branched from the monolithic repo, Qt master branch, at commit 896db169ea224deb96c59ce8af800d019de63f12
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+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qsqldriverplugin.h"
+
+QT_BEGIN_NAMESPACE
+
+/*!
+ \class QSqlDriverPlugin
+ \brief The QSqlDriverPlugin class provides an abstract base for custom QSqlDriver plugins.
+
+ \ingroup plugins
+ \inmodule QtSql
+
+ The SQL driver plugin is a simple plugin interface that makes it
+ easy to create your own SQL driver plugins that can be loaded
+ dynamically by Qt.
+
+ Writing a SQL plugin is achieved by subclassing this base class,
+ reimplementing the pure virtual functions keys() and create(), and
+ exporting the class with the Q_EXPORT_PLUGIN2() macro. See the SQL
+ plugins that come with Qt for example implementations (in the
+ \c{plugins/src/sqldrivers} subdirectory of the source
+ distribution).
+
+ \sa {How to Create Qt Plugins}
+*/
+
+/*!
+ \fn QStringList QSqlDriverPlugin::keys() const
+
+ Returns the list of drivers (keys) this plugin supports.
+
+ These keys are usually the class names of the custom drivers that
+ are implemented in the plugin.
+
+ \sa create()
+*/
+
+/*!
+ \fn QSqlDriver *QSqlDriverPlugin::create(const QString& key)
+
+ Creates and returns a QSqlDriver object for the driver called \a
+ key. The driver key is usually the class name of the required
+ driver. Keys are case sensitive.
+
+ \sa keys()
+*/
+
+/*!
+ Constructs a SQL driver plugin and sets the parent to \a parent.
+ This is invoked automatically by the Q_EXPORT_PLUGIN2() macro.
+*/
+
+QSqlDriverPlugin::QSqlDriverPlugin(QObject *parent)
+ : QObject(parent)
+{
+}
+
+/*!
+ Destroys the SQL driver plugin.
+
+ You never have to call this explicitly. Qt destroys a plugin
+ automatically when it is no longer used.
+*/
+QSqlDriverPlugin::~QSqlDriverPlugin()
+{
+}
+
+QT_END_NAMESPACE