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Diffstat (limited to 'tqtinterface/qt4/src/sql/tqsqldriverplugin.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/sql/tqsqldriverplugin.cpp | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/tqtinterface/qt4/src/sql/tqsqldriverplugin.cpp b/tqtinterface/qt4/src/sql/tqsqldriverplugin.cpp deleted file mode 100644 index c97dec5..0000000 --- a/tqtinterface/qt4/src/sql/tqsqldriverplugin.cpp +++ /dev/null @@ -1,161 +0,0 @@ -/**************************************************************************** -** -** Implementation of TQSqlDriverPlugin class -** -** Created : 2001-09-20 -** -** Copyright (C) 2001-2008 Trolltech ASA. All rights reserved. -** -** This file is part of the sql module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqsqldriverplugin.h" - -#ifndef TQT_NO_SQL -#ifndef TQT_NO_COMPONENT - -#include "tqsqldriverinterface_p.h" - -/*! - \class TQSqlDriverPlugin tqsqldriverplugin.h - \brief The TQSqlDriverPlugin class provides an abstract base for custom TQSqlDriver plugins. - - \ingroup plugins - \mainclass - - 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 TQt. - - 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 \c TQ_EXPORT_PLUGIN macro. See the SQL - plugins that come with TQt for example implementations (in the - \c{plugins/src/sqldrivers} subdirectory of the source - distribution). Read the \link plugins-howto.html plugins - documentation\endlink for more information on plugins. -*/ - -/*! - \fn TQStringList TQSqlDriverPlugin::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 TQSqlDriver* TQSqlDriverPlugin::create( const TQString& key ) - - Creates and returns a TQSqlDriver object for the driver key \a key. - The driver key is usually the class name of the required driver. - - \sa keys() -*/ - -class TQSqlDriverPluginPrivate : public TQSqlDriverFactoryInterface -{ -public: - TQSqlDriverPluginPrivate( TQSqlDriverPlugin *p ) - : plugin( p ) - { - } - virtual ~TQSqlDriverPluginPrivate(); - - TQRESULT queryInterface( const TQUuid &iid, TQUnknownInterface **iface ); - TQ_REFCOUNT; - - TQStringList featureList() const; - TQSqlDriver *create( const TQString &key ); - -private: - TQSqlDriverPlugin *plugin; -}; - -TQSqlDriverPluginPrivate::~TQSqlDriverPluginPrivate() -{ - delete plugin; -} - -TQRESULT TQSqlDriverPluginPrivate::queryInterface( const TQUuid &iid, TQUnknownInterface **iface ) -{ - *iface = 0; - - if ( iid == IID_TQUnknown ) - *iface = this; - else if ( iid == IID_TQFeatureList ) - *iface = this; - else if ( iid == IID_TQSqlDriverFactory ) - *iface = this; - else - return TQE_NOINTERFACE; - - (*iface)->addRef(); - return TQS_OK; -} - -TQStringList TQSqlDriverPluginPrivate::featureList() const -{ - return plugin->keys(); -} - -TQSqlDriver *TQSqlDriverPluginPrivate::create( const TQString &key ) -{ - return plugin->create( key ); -} - -/*! - Constructs a SQL driver plugin. This is invoked automatically by - the \c TQ_EXPORT_PLUGIN macro. -*/ - -TQSqlDriverPlugin::TQSqlDriverPlugin() - : TQGPlugin( d = new TQSqlDriverPluginPrivate( this ) ) -{ -} - -/*! - Destroys the SQL driver plugin. - - You never have to call this explicitly. TQt destroys a plugin - automatically when it is no longer used. -*/ -TQSqlDriverPlugin::~TQSqlDriverPlugin() -{ - // don't delete d, as this is deleted by d -} - -#endif // TQT_NO_COMPONENT -#endif // TQT_NO_SQL |