Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 162 insertions, 0 deletions

diff --git a/kresources/factory.cpp b/kresources/factory.cpp
new file mode 100644
index 000000000..eadd7a2c2
--- /dev/null
+++ b/kresources/factory.cpp
@@ -0,0 +1,162 @@
+/*
+    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;
+}