kaddressbook Library API Documentation

extensionmanager.cpp

00001 /*
00002     This file is part of KAddressbook.
00003     Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
00004 
00005     This program is free software; you can redistribute it and/or modify
00006     it under the terms of the GNU General Public License as published by
00007     the Free Software Foundation; either version 2 of the License, or
00008     (at your option) any later version.
00009 
00010     This program is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00013     GNU General Public License for more details.
00014 
00015     You should have received a copy of the GNU General Public License
00016     along with this program; if not, write to the Free Software
00017     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018 
00019     As a special exception, permission is given to link this program
00020     with any edition of Qt, and distribute the resulting executable,
00021     without including the source code for Qt in the source distribution.
00022 */
00023 
00024 #include <kactionclasses.h>
00025 #include <kconfig.h>
00026 #include <kdebug.h>
00027 #include <klocale.h>
00028 #include <ktrader.h>
00029 
00030 #include "addresseeeditorwidget.h"
00031 #include "core.h"
00032 #include "kabprefs.h"
00033 
00034 #include "extensionmanager.h"
00035 
00036 ExtensionManager::ExtensionManager( KAB::Core *core, QWidget *parent,
00037                                     const char *name )
00038   : QHBox( parent, name ), mCore( core ), mCurrentExtensionWidget( 0 )
00039 {
00040   mActionExtensions = new KSelectAction( i18n( "Show Extension Bar" ), 0,
00041                                          mCore->actionCollection(),
00042                                          "options_show_extensions" );
00043 
00044   connect( mActionExtensions, SIGNAL( activated( int ) ),
00045            SLOT( setActiveExtension( int ) ) );
00046 
00047   createExtensionWidgets();
00048 }
00049 
00050 ExtensionManager::~ExtensionManager()
00051 {
00052 }
00053 
00054 void ExtensionManager::restoreSettings()
00055 {
00056   mActionExtensions->setCurrentItem( KABPrefs::instance()->mCurrentExtension );
00057   setActiveExtension( mActionExtensions->currentItem() );
00058 }
00059 
00060 void ExtensionManager::saveSettings()
00061 {
00062   KABPrefs::instance()->mCurrentExtension = mActionExtensions->currentItem();
00063 }
00064 
00065 void ExtensionManager::reconfigure()
00066 {
00067   saveSettings();
00068   createExtensionWidgets();
00069   restoreSettings();  
00070 }
00071 
00072 bool ExtensionManager::isQuickEditVisible() const
00073 {
00074   return ( mCurrentExtensionWidget &&
00075       mCurrentExtensionWidget->identifier() == "contact_editor" );
00076 }
00077 
00078 void ExtensionManager::setSelectionChanged()
00079 {
00080   if ( mCurrentExtensionWidget )
00081     mCurrentExtensionWidget->contactsSelectionChanged();
00082 }
00083 
00084 void ExtensionManager::setActiveExtension( int id )
00085 {
00086   if ( id == 0 ) {
00087     hide();
00088     if ( mCurrentExtensionWidget )
00089       mCurrentExtensionWidget->hide();
00090     mCurrentExtensionWidget = 0;
00091   } else if ( id > 0 ) {
00092     if ( mCurrentExtensionWidget )
00093       mCurrentExtensionWidget->hide();
00094 
00095     mCurrentExtensionWidget = mExtensionWidgetList.at( id - 1 );
00096     if ( mCurrentExtensionWidget ) {
00097       show();
00098       mCurrentExtensionWidget->show();
00099       mCurrentExtensionWidget->contactsSelectionChanged();
00100     } else {
00101       hide();
00102       mCurrentExtensionWidget = 0;
00103     }
00104   }
00105 }
00106 
00107 void ExtensionManager::createExtensionWidgets()
00108 {
00109   // clear extension widget list
00110   mExtensionWidgetList.setAutoDelete( true );
00111   QPtrListIterator<KAB::ExtensionWidget> wdgIt( mExtensionWidgetList );
00112   KAB::ExtensionWidget *wdg = 0;
00113   while ( ( wdg = wdgIt.current() ) != 0 )
00114     mExtensionWidgetList.remove( wdg );
00115 
00116   mExtensionWidgetList.setAutoDelete( false );
00117 
00118   QStringList extensionNames( i18n( "None" ) );
00119 
00120   // add addressee editor as default
00121   wdg = new AddresseeEditorWidget( mCore, true, this );
00122   wdg->hide();
00123   connect( wdg, SIGNAL( modified( const KABC::Addressee::List& ) ),
00124            SIGNAL( modified( const KABC::Addressee::List& ) ) );
00125   mExtensionWidgetList.append( wdg );
00126   extensionNames.append( wdg->title() );
00127 
00128   // load the other extensions
00129   QStringList activeExtensions = KABPrefs::instance()->mActiveExtensions;
00130 
00131   KTrader::OfferList plugins = KTrader::self()->query( "KAddressBook/Extension" );
00132   KTrader::OfferList::ConstIterator it;
00133 
00134   for ( it = plugins.begin(); it != plugins.end(); ++it ) {
00135     KLibFactory *factory = KLibLoader::self()->factory( (*it)->library().latin1() );
00136     if ( !factory ) {
00137       kdDebug(5720) << "ExtensionManager::loadExtensions(): Factory creation failed" << endl;
00138       continue;
00139     }
00140 
00141     KAB::ExtensionFactory *extensionFactory = static_cast<KAB::ExtensionFactory*>( factory );
00142 
00143     if ( !extensionFactory ) {
00144       kdDebug(5720) << "ExtensionManager::loadExtensions(): Cast failed" << endl;
00145       continue;
00146     }
00147 
00148     if ( !activeExtensions.contains( extensionFactory->identifier() ) )
00149       continue;
00150 
00151     wdg = extensionFactory->extension( mCore, this );
00152     if ( wdg ) {
00153       wdg->hide();
00154       connect( wdg, SIGNAL( modified( const KABC::Addressee::List& ) ),
00155                SIGNAL( modified( const KABC::Addressee::List& ) ) );
00156       mExtensionWidgetList.append( wdg );
00157       extensionNames.append( wdg->title() );
00158     }
00159   }
00160 
00161   mActionExtensions->setItems( extensionNames );
00162   mCurrentExtensionWidget = 0;
00163 }
00164 
00165 #include "extensionmanager.moc"
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This file is part of the documentation for kaddressbook Library Version 3.2.2.
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