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Diffstat (limited to 'libk3b/plugin/k3bpluginmanager.cpp')
| -rw-r--r-- | libk3b/plugin/k3bpluginmanager.cpp | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/libk3b/plugin/k3bpluginmanager.cpp b/libk3b/plugin/k3bpluginmanager.cpp new file mode 100644 index 0000000..3e963a2 --- /dev/null +++ b/libk3b/plugin/k3bpluginmanager.cpp @@ -0,0 +1,189 @@ +/* + * + * $Id: k3bpluginmanager.cpp 619556 2007-01-03 17:38:12Z trueg $ + * Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org> + * + * This file is part of the K3b project. + * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * See the file "COPYING" for the exact licensing terms. + */ + +#include "k3bpluginmanager.h" +#include "k3bplugin.h" +#include "k3bpluginconfigwidget.h" +#include <k3bversion.h> + +#include <kdebug.h> +#include <ksimpleconfig.h> +#include <klocale.h> +#include <kglobal.h> +#include <kstandarddirs.h> +#include <kdialogbase.h> +#include <kmessagebox.h> +#include <klibloader.h> + +#include <qptrlist.h> +#include <qmap.h> +#include <qdir.h> + + + +class K3bPluginManager::Private +{ +public: + QPtrList<K3bPlugin> plugins; +}; + + + + +K3bPluginManager::K3bPluginManager( QObject* parent, const char* name ) + : QObject( parent, name ) +{ + d = new Private(); +} + + +K3bPluginManager::~K3bPluginManager() +{ + delete d; +} + + + +QStringList K3bPluginManager::groups() const +{ + QStringList grps; + + QPtrList<K3bPlugin> fl; + for( QPtrListIterator<K3bPlugin> it( d->plugins ); + it.current(); ++it ) { + if( !grps.contains( it.current()->group() ) ) + grps.append( it.current()->group() ); + } + + return grps; +} + + +QPtrList<K3bPlugin> K3bPluginManager::plugins( const QString& group ) const +{ + QPtrList<K3bPlugin> fl; + for( QPtrListIterator<K3bPlugin> it( d->plugins ); + it.current(); ++it ) { + if( it.current()->group() == group || group.isEmpty() ) + fl.append( it.current() ); + } + return fl; +} + + +void K3bPluginManager::loadPlugin( const QString& fileName ) +{ + KSimpleConfig c( fileName, true ); + c.setGroup( "K3b Plugin" ); + + QString libName = c.readEntry( "Lib" ); + if( libName.isEmpty() ) { + kdDebug() << "(K3bPluginManager) no Lib specified in " << fileName << endl; + return; + } + + // read the lib + KLibFactory* factory = KLibLoader::self()->factory( libName.latin1() ); + if( factory ) { + K3bPlugin* plugin = dynamic_cast<K3bPlugin*>( factory->create( this ) ); + if( plugin ) { + // FIXME: improve this versioning stuff + if( plugin->pluginSystemVersion() != K3B_PLUGIN_SYSTEM_VERSION ) { + delete plugin; + kdDebug() << "(K3bPluginManager) plugin system does not fit lib " << libName << endl; + } + else { + plugin->m_pluginInfo = K3bPluginInfo( libName, + c.readEntry( "Name" ), + c.readEntry( "Author" ), + c.readEntry( "Email" ), + c.readEntry( "Comment" ), + c.readEntry( "Version" ), + c.readEntry( "License" ) ); + + // make sure to only use the latest version of one plugin + bool addPlugin = true; + for( QPtrListIterator<K3bPlugin> it( d->plugins ); *it; ++it ) { + if( it.current()->pluginInfo().name() == plugin->pluginInfo().name() ) { + if( K3bVersion(it.current()->pluginInfo().version()) < K3bVersion(plugin->pluginInfo().version()) ) { + K3bPlugin* p = it.current(); + d->plugins.removeRef( p ); + delete p; + } + else { + addPlugin = false; + } + break; + } + } + if( addPlugin ) + d->plugins.append( plugin ); + else + delete plugin; + } + } + else + kdDebug() << "(K3bPluginManager) lib " << libName << " not a K3b plugin" << endl; + } + else + kdDebug() << "(K3bPluginManager) lib " << libName << " not found" << endl; +} + + +void K3bPluginManager::loadAll() +{ + // we simply search the K3b plugin dir for now + QStringList dirs = KGlobal::dirs()->findDirs( "data", "k3b/plugins/" ); + + for( QStringList::const_iterator it = dirs.begin(); + it != dirs.end(); ++it ) { + QStringList entries = QDir(*it).entryList( "*.plugin", QDir::Files ); + for( QStringList::const_iterator it2 = entries.begin(); + it2 != entries.end(); ++it2 ) { + loadPlugin( *it + *it2 ); + } + } +} + +int K3bPluginManager::pluginSystemVersion() const +{ + return K3B_PLUGIN_SYSTEM_VERSION; +} + + +int K3bPluginManager::execPluginDialog( K3bPlugin* plugin, QWidget* parent, const char* name ) +{ + KDialogBase dlg( parent, + name, + true, + i18n("Configure plugin %1").arg( plugin->pluginInfo().name() ) ); + + K3bPluginConfigWidget* configWidget = plugin->createConfigWidget( &dlg ); + if( configWidget ) { + dlg.setMainWidget( configWidget ); + connect( &dlg, SIGNAL(applyClicked()), configWidget, SLOT(saveConfig()) ); + connect( &dlg, SIGNAL(okClicked()), configWidget, SLOT(saveConfig()) ); + configWidget->loadConfig(); + int r = dlg.exec(); + delete configWidget; + return r; + } + else { + KMessageBox::sorry( parent, i18n("No settings available for plugin %1.").arg( plugin->pluginInfo().name() ) ); + return 0; + } +} + +#include "k3bpluginmanager.moc" |