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/*
This file is part of libkresources.
Copyright (c) 2002 Tobias Koenig <tokoe@kde.org>
Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.org>
Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <kdebug.h>
#include <klocale.h>
#include <ksimpleconfig.h>
#include <kstandarddirs.h>
#include <kstaticdeleter.h>
#include <qfile.h>
#include "resource.h"
#include "factory.h"
using namespace KRES;
QDict<Factory> *Factory::mSelves = 0;
static KStaticDeleter< QDict<Factory> > staticDeleter;
Factory *Factory::self( const QString& resourceFamily )
{
kdDebug(5650) << "Factory::self()" << endl;
Factory *factory = 0;
if ( !mSelves )
staticDeleter.setObject( mSelves, new QDict<Factory> );
factory = mSelves->find( resourceFamily );
if ( !factory ) {
factory = new Factory( resourceFamily );
mSelves->insert( resourceFamily, factory );
}
return factory;
}
Factory::Factory( const QString& resourceFamily ) :
mResourceFamily( resourceFamily )
{
KTrader::OfferList plugins = KTrader::self()->query( "KResources/Plugin", QString( "[X-KDE-ResourceFamily] == '%1'" )
.arg( resourceFamily ) );
KTrader::OfferList::ConstIterator it;
for ( it = plugins.begin(); it != plugins.end(); ++it ) {
QVariant type = (*it)->property( "X-KDE-ResourceType" );
if ( !type.toString().isEmpty() )
mTypeMap.insert( type.toString(), *it );
}
}
Factory::~Factory()
{
}
QStringList Factory::typeNames() const
{
return mTypeMap.keys();
}
ConfigWidget *Factory::configWidget( const QString& type, QWidget *parent )
{
if ( type.isEmpty() || !mTypeMap.contains( type ) )
return 0;
KService::Ptr ptr = mTypeMap[ type ];
KLibFactory *factory = KLibLoader::self()->factory( ptr->library().latin1() );
if ( !factory ) {
kdDebug(5650) << "KRES::Factory::configWidget(): Factory creation failed "
<< KLibLoader::self()->lastErrorMessage() << endl;
return 0;
}
PluginFactoryBase *pluginFactory = static_cast<PluginFactoryBase *>( factory );
if ( !pluginFactory ) {
kdDebug(5650) << "KRES::Factory::configWidget(): no plugin factory."
<< endl;
return 0;
}
ConfigWidget *wdg = pluginFactory->configWidget( parent );
if ( !wdg ) {
kdDebug(5650) << "'" << ptr->library() << "' doesn't provide a ConfigWidget" << endl;
return 0;
}
return wdg;
}
QString Factory::typeName( const QString &type ) const
{
if ( type.isEmpty() || !mTypeMap.contains( type ) )
return QString();
KService::Ptr ptr = mTypeMap[ type ];
return ptr->name();
}
QString Factory::typeDescription( const QString &type ) const
{
if ( type.isEmpty() || !mTypeMap.contains( type ) )
return QString();
KService::Ptr ptr = mTypeMap[ type ];
return ptr->comment();
}
Resource *Factory::resource( const QString& type, const KConfig *config )
{
kdDebug(5650) << "Factory::resource( " << type << ", config )" << endl;
if ( type.isEmpty() || !mTypeMap.contains( type ) ) {
kdDebug(5650) << "Factory::resource() no such type " << type << endl;
return 0;
}
KService::Ptr ptr = mTypeMap[ type ];
KLibFactory *factory = KLibLoader::self()->factory( ptr->library().latin1() );
if ( !factory ) {
kdDebug(5650) << "KRES::Factory::resource(): Factory creation failed "
<< KLibLoader::self()->lastErrorMessage() << endl;
return 0;
}
PluginFactoryBase *pluginFactory = static_cast<PluginFactoryBase *>( factory );
if ( !pluginFactory ) {
kdDebug(5650) << "KRES::Factory::resource(): no plugin factory." << endl;
return 0;
}
Resource *resource = pluginFactory->resource( config );
if ( !resource ) {
kdDebug(5650) << "'" << ptr->library() << "' is not a " + mResourceFamily +
" plugin." << endl;
return 0;
}
resource->setType( type );
return resource;
}
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