kcmkontactsummary.cpp

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/*
  This file is part of KDE Kontact.

  Copyright (c) 2004 Tobias Koenig <tokoe@kde.org>
  Copyright (c) 2008 Allen Winter <winter@kde.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.

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

  As a special exception, permission is given to link this program
  with any edition of Qt, and distribute the resulting executable,
  without including the source code for Qt in the source distribution.
*/

#include "kcmkontactsummary.h"

#include <KontactInterface/Plugin>

#include <KAboutData>
#include <KComponentData>
#include <KDialog>
#include <KIcon>
#include <KLocalizedString>
#include <KPluginInfo>
#include <KService>
#include <KServiceTypeTrader>

#include <QLabel>
#include <QVBoxLayout>

extern "C"
{
  KDE_EXPORT KCModule *create_kontactsummary( QWidget *parent, const char * ) {
    KComponentData inst( "kcmkontactsummary" );
    return new KCMKontactSummary( inst, parent );
  }
}

class PluginItem : public QTreeWidgetItem
{
  public:
    PluginItem( const KPluginInfo &info, QTreeWidget *parent )
      : QTreeWidgetItem( parent ), mInfo( info )
    {
      setIcon( 0, KIcon( mInfo.icon() ) );
      setText( 0, mInfo.name() );
      setToolTip( 0, mInfo.comment() );
      setFlags( Qt::ItemIsEnabled | Qt::ItemIsUserCheckable );
    }

    KPluginInfo pluginInfo() const
    {
      return mInfo;
    }

    virtual QString text( int column ) const
    {
      if ( column == 0 ) {
        return mInfo.name();
      } else if ( column == 1 ) {
        return mInfo.comment();
      } else {
        return QString();
      }
    }

  private:
    KPluginInfo mInfo;
};

PluginView::PluginView( QWidget *parent )
  : QTreeWidget( parent )
{
  setColumnCount( 1 );
  setHeaderLabel( i18nc( "@title:column plugin name", "Summary Plugin Name" ) );
  setRootIsDecorated(false);
}

PluginView::~PluginView()
{
}

KCMKontactSummary::KCMKontactSummary( const KComponentData &inst, QWidget *parent )
  : KCModule( inst, parent )
{
  setButtons( NoAdditionalButton );
  QVBoxLayout *layout = new QVBoxLayout( this );
  layout->setSpacing( KDialog::spacingHint() );
  layout->setMargin( 0 );

  QLabel *label =
    new QLabel( i18n( "Select the plugin summaries to show on the summary page." ), this );
  layout->addWidget( label );

  mPluginView = new PluginView( this );
  layout->addWidget( mPluginView );

  layout->setStretchFactor( mPluginView, 1 );

  load();
  connect( mPluginView, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
           this, SLOT(changed()) );

  KAboutData *about = new KAboutData( I18N_NOOP( "kontactsummary" ), 0,
                                      ki18n( "KDE Kontact Summary" ),
                                      0, KLocalizedString(), KAboutData::License_GPL,
                                      ki18n( "(c), 2004 Tobias Koenig" ) );

  about->addAuthor( ki18n( "Tobias Koenig" ), KLocalizedString(), "tokoe@kde.org" );
  setAboutData( about );
}

void KCMKontactSummary::load()
{
  KService::List offers = KServiceTypeTrader::self()->query(
      QString::fromLatin1( "Kontact/Plugin" ),
      QString::fromLatin1( "[X-KDE-KontactPluginVersion] == %1" ).arg( KONTACT_PLUGIN_VERSION ) );

  QStringList activeSummaries;

  KConfig config( QLatin1String("kontact_summaryrc") );
  KConfigGroup grp( &config, QString() );
  if ( !grp.hasKey( "ActiveSummaries" ) ) {
    activeSummaries << QLatin1String("kontact_kaddressbookplugin");
    activeSummaries << QLatin1String("kontact_specialdatesplugin");
    activeSummaries << QLatin1String("kontact_korganizerplugin");
    activeSummaries << QLatin1String("kontact_todoplugin");
    activeSummaries << QLatin1String("kontact_knotesplugin");
    activeSummaries << QLatin1String("kontact_kmailplugin");
    activeSummaries << QLatin1String("kontact_weatherplugin");
    activeSummaries << QLatin1String("kontact_newstickerplugin");
    activeSummaries << QLatin1String("kontact_plannerplugin");
  } else {
    activeSummaries = grp.readEntry( "ActiveSummaries", QStringList() );
  }

  mPluginView->clear();

  KPluginInfo::List pluginList =
    KPluginInfo::fromServices( offers, KConfigGroup( &config, "Plugins" ) );
  KPluginInfo::List::Iterator it;
  KPluginInfo::List::Iterator end(pluginList.end());
  for ( it = pluginList.begin(); it != end; ++it ) {
    it->load();

    if ( !it->isPluginEnabled() ) {
      continue;
    }

    QVariant var = it->property( QLatin1String("X-KDE-KontactPluginHasSummary") );
    if ( var.isValid() && var.toBool() == true ) {
      PluginItem *item = new PluginItem( *it, mPluginView );

      if ( activeSummaries.contains( it->pluginName() ) ) {
        item->setCheckState( 0, Qt::Checked );
      } else {
        item->setCheckState( 0, Qt::Unchecked );
      }
    }
  }
}

void KCMKontactSummary::save()
{
  QStringList activeSummaries;

  QTreeWidgetItemIterator it( mPluginView );
  while ( *it ) {
    PluginItem *item = static_cast<PluginItem *>( *it );
    if ( item->checkState( 0 ) == Qt::Checked ) {
      activeSummaries.append( item->pluginInfo().pluginName() );
    }
    ++it;
  }

  KConfig config( QLatin1String("kontact_summaryrc") );
  KConfigGroup grp( &config, QString() );
  grp.writeEntry( "ActiveSummaries", activeSummaries );
}