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kbabeldictbox.cpp

/* ****************************************************************************
  This file is part of KBabel

  Copyright (C) 2000 by Matthias Kiefer
                            <matthias.kiefer@gmx.de>
            2003 by Stanislav Visnovsky
                      <visnovsky@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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

**************************************************************************** */


#include <dcopclient.h>
#include <kaboutapplication.h>

#include "aboutmoduledlg.h"
#include "kbabeldictbox.h"
#include <version.h>
#include <resources.h>

#include <kaboutdata.h>
#include <kaboutdialog.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kcmenumngr.h>
#include <kdialogbase.h>
#include <klibloader.h>
#include <klistview.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kstandarddirs.h>
#include <kglobal.h>
#include <kdebug.h>
#include <ktrader.h>
#include <kwin.h>

#include <qclipboard.h>
#include <qdir.h>
#include <qlabel.h>
#include <qlayout.h>
#include <qpopupmenu.h>
#include <qpushbutton.h>
#include <qtextview.h>
#include <qstylesheet.h>
#include <qtoolbutton.h>
#include <qwhatsthis.h>
#include <qtimer.h>

#define KBABELDICT 5321

using namespace KBabel;

class ResultListItem : public QListViewItem
{
public:
    ResultListItem(QListView *parent, const SearchResult& result,bool richText);

    virtual QString key(int column, bool ascending) const;
    const SearchResult* result() const;
    bool richText() const { return _richText; }

private:
    SearchResult _result;
    bool _richText;
};

ResultListItem::ResultListItem(QListView *parent, const SearchResult& result
                , bool richText)
        : QListViewItem(parent)
        , _result(result)
        , _richText(richText)
{
    int score=_result.score;
    if(score<0)
        score=0;
    else if(score>100)
        score=100;
    setText(0,QString::number(score));
    
    QString tmp;
    if(richText)
        tmp=_result.plainFound;
    else
      // FIXME: what about plural forms?
        tmp=result.found.first();
    
    bool cutted=false;
    int index=tmp.find('\n');
    if(index > 0)
    {
        tmp=tmp.left(index);
        cutted=true;
    }
    if(tmp.length() > 30)
    {
        tmp=tmp.left(30);
        cutted=true;
    }
    tmp=tmp.stripWhiteSpace();
    if(cutted)
        tmp+="...";

    setText(1,tmp);
    
    if(richText)
        tmp=_result.plainTranslation;
    else
        tmp=result.translation;
    
    cutted=false;
    index=tmp.find('\n');
    if(index > 0)
    {
        tmp=tmp.left(index);
        cutted=true;
    }
    if(tmp.length() > 30)
    {
        tmp=tmp.left(30);
        cutted=true;
    }
    tmp=tmp.stripWhiteSpace();
    if(cutted)
        tmp+="...";
    setText(2,tmp);


    if(!_result.descriptions.isEmpty())
    {
        TranslationInfo *ti = _result.descriptions.first();
        if(ti)
        {
            setText(3,ti->location);
        }
    }

}

QString ResultListItem::key(int column, bool ascending) const
{
    if(column==0)
    {
        QString result=QString::number(_result.score);
        result=result.rightJustify(10,'0');

        return result;
    }
    
    return QListViewItem::key(column,ascending);
}

const SearchResult *ResultListItem::result() const
{
    return &_result;
}

/* 
 *  Constructs a KBabelDictBox which is a child of 'parent', with the 
 *  name 'name' and widget flags set to 'f' 
 */
KBabelDictBox::KBabelDictBox( QWidget* parent,  const char* name, WFlags fl )
    : DCOPObject("KBabelDict"), QWidget( parent, name, fl )
{
   active=-1;
   currentResult=0;
   currentInfo=0;
   moduleList.setAutoDelete(false);


   QVBoxLayout *mainLayout = new QVBoxLayout(this);
   mainLayout->setMargin(KDialog::marginHint());
   mainLayout->setSpacing(KDialog::spacingHint());
   
   QGridLayout *grid = new QGridLayout(mainLayout);

   QHBoxLayout *hbox = new QHBoxLayout;
   QLabel *label = new QLabel(i18n("Total:"),this);
   hbox->addWidget(label);
   totalResultsLabel = new QLabel("0",this);
   hbox->addWidget(totalResultsLabel);
   grid->addLayout(hbox,0,0);  
    
   hbox = new QHBoxLayout;
   label = new QLabel(i18n("Current:"), this);
   hbox->addWidget(label);
   currentLabel = new QLabel("0",this);
   hbox->addWidget(currentLabel);
   grid->addLayout(hbox,1,0);  


   hbox = new QHBoxLayout;
   label = new QLabel(i18n("Found in:"), this);
   hbox->addWidget(label);
   locationLabel = new QLabel(this);
   hbox->addWidget(locationLabel);
   hbox->setStretchFactor(locationLabel,2);
   grid->addLayout(hbox,0,1);  

   hbox = new QHBoxLayout;
   label = new QLabel(i18n("Translator:"), this);
   hbox->addWidget(label);
   translatorLabel = new QLabel(this);
   translatorLabel->setMinimumSize(50,0);
   hbox->addWidget(translatorLabel);
   hbox->setStretchFactor(translatorLabel,2);
   grid->addLayout(hbox,1,1);
   
   grid->setColStretch(1,2);


   hbox = new QHBoxLayout;
   label = new QLabel(i18n("Date:"),this);
   hbox->addWidget(label);
   dateLabel = new QLabel(this);
   dateLabel->setMinimumSize(50,0);
   hbox->addWidget(dateLabel);
   hbox->setStretchFactor(dateLabel,2);

   moreButton = new QPushButton(this,"moreButton");
   moreButton->setText(i18n("&More"));
   moreButton->setEnabled(false);
   moreButton->setAutoRepeat(true);
   hbox->addWidget(moreButton);

   mainLayout->addLayout(hbox);

   
   hbox = new QHBoxLayout;
   hbox->addStretch(1);
   listButton = new QToolButton(Qt::UpArrow,this);
   listButton->setFixedSize(20,15);
   listButton->setAutoRepeat(false);
   connect(listButton,SIGNAL(clicked()),this,SLOT(showListOnly()));
   hbox->addWidget(listButton);
   detailButton = new QToolButton(Qt::DownArrow,this);
   detailButton->setFixedSize(20,15);
   detailButton->setAutoRepeat(false);
   connect(detailButton,SIGNAL(clicked()),this,SLOT(showDetailsOnly()));
   hbox->addWidget(detailButton);

   mainLayout->addLayout(hbox);


   resultSplitter = new QSplitter(Qt::Vertical,this
           ,"resultsplitter");
   mainLayout->addWidget(resultSplitter);
   
   viewContainer = new QSplitter(Qt::Vertical,resultSplitter, "singleEntrySplitter");
   QVBoxLayout *vbox = new QVBoxLayout(viewContainer);
   vbox->setResizeMode(QLayout::FreeResize);
   origView = new QTextView(viewContainer,"origView");
   origView->setWordWrap( QTextEdit::WidgetWidth );
   origView->setMinimumSize(1,1);
   vbox->addWidget(origView);
   translationView = new QTextView(viewContainer,"translationView");
   translationView->setMinimumSize(1,1);
   vbox->addWidget(translationView);
   viewContainer->setMinimumSize(1,1);
   
   resultListView = new KListView( resultSplitter, "resultListView" );
   resultListView->setMinimumSize(1,1);
   resultListView->addColumn( i18n( "Score" ) );
   resultListView->addColumn( i18n( "Original" ) );
   resultListView->addColumn( i18n( "Translation" ) );
   resultListView->addColumn( i18n( "Location" ) );

   resultListView->installEventFilter(this);
   connect(resultListView
           , SIGNAL(doubleClicked(QListViewItem *,const QPoint&,int))
           , this, SLOT(editFile()));
   connect(resultListView, SIGNAL(returnPressed(QListViewItem *))
           , this, SLOT(editFile()));
   connect(resultListView
           , SIGNAL(contextMenu(KListView *,QListViewItem *,const QPoint&))
           , this
           , SLOT(showContextMenu(KListView *,QListViewItem *,const QPoint&)));
   
   resultSplitter->setResizeMode(viewContainer,QSplitter::KeepSize);
   QValueList<int> sizes;
   sizes.append(50);
   sizes.append(50);
   resultSplitter->setSizes(sizes);


   hbox = new QHBoxLayout;
   hbox->addStretch(1);
   
   prevButton = new QPushButton(i18n("< &Previous"),this);
   prevButton->setEnabled(false);
   prevButton->setAutoRepeat(true);
   hbox->addWidget(prevButton);
   
   nextButton = new QPushButton(i18n("&Next >"),this);
   nextButton->setEnabled(false);
   nextButton->setAutoRepeat(true);
   hbox->addWidget(nextButton);
   
   hbox->addStretch(1);
   mainLayout->addLayout(hbox);
   
   totalResultsLabel->setNum(100000);
   totalResultsLabel->setFixedSize(totalResultsLabel->sizeHint());
   totalResultsLabel->setNum(0);
   currentLabel->setNum(100000);
   currentLabel->setFixedSize(currentLabel->sizeHint());
   currentLabel->setNum(0);

   setRMBMenu(new QPopupMenu(this));
   QStringList fileList;
#if 0
   // try to find installed modules by looking into directories
   // kbabeldict/modules and getting all files *.rc
   QStringList dirList = KGlobal::dirs()->findDirs("data"
                                    ,"kbabeldict/modules");

   for ( QStringList::Iterator it = dirList.begin(); it != dirList.end()
                                             ; ++it )
   {
      QDir dir((*it),"*.rc");
      QStringList list = dir.entryList(QDir::Files|QDir::Readable);
      
      for ( QStringList::Iterator fit = list.begin(); fit != list.end()
                                             ; ++fit )
      {
         if(!fileList.contains((*fit)))
         {
            fileList.append((*fit));
         }
      }
   }
#endif

   // use locate to locate the actual file, because rcfiles in the users
   // directory is prefered for systemwide rc files
   QStringList rcList;
   for( QStringList::Iterator fit = fileList.begin(); fit != fileList.end();
                                             ++fit)
   {
      rcList.append(locate("data","kbabeldict/modules/"+(*fit)));
   }
   
   for( QStringList::Iterator rit = rcList.begin(); rit != rcList.end();
                                             ++rit)
   {
      KConfig rcConfig((*rit),true,false);
      
      rcConfig.setGroup("SearchEngine");

      QStringList appList = rcConfig.readListEntry("Applications");
      KInstance *inst = KGlobal::instance();
      if(inst && !appList.isEmpty() && !appList.contains(inst->instanceName()))
      {
          continue;
      }

      QString libName = rcConfig.readEntry("Lib");

      if(!libName.isNull())
      {
         kdDebug(KBABELDICT) << "loading library " << libName << endl;

         KLibFactory *factory=KLibLoader::self()->factory(libName.latin1());
   
         if(factory)
         {
            SearchEngine *e = (SearchEngine *)factory->create(this
                  , "searchengine", "SearchEngine");
            if(!e)
            {
               kdError() << "searchengine not initialized" << endl;
            }
            else
            {
            registerModule(e);
            }
         }
         else
         {
            kdError() << "wasn't able to load library" << endl;
         }

      }
   }
   
   kdDebug(KBABEL_SEARCH) << "Now using trader for " << KGlobal::instance()->instanceName() << endl;

   // try to find installed modules by KTrader
   KTrader::OfferList offers = KTrader::self()->query("KBabelDictModule",
          "('"+KGlobal::instance()->instanceName()+"' in [Applications])");
          
   for(KTrader::OfferList::ConstIterator it = offers.begin(); it != offers.end(); ++it )
   {
      KLibFactory *factory = KLibLoader::self()->factory( (*it)->library().local8Bit() );
   
      if(factory)
      {
            SearchEngine *e = (SearchEngine *)factory->create(this
                  , "searchengine", "SearchEngine");
            if(!e)
            {
               kdError() << "searchengine not initialized" << endl;
            }
            else
            {
            registerModule(e);
            }
      }
      else
      {
            kdError() << "wasn't able to load library" << endl;
      }
   }
   
   kdDebug(KBABEL_SEARCH) << "Now for any application" << endl;

   offers = KTrader::self()->query("KBabelDictModule",
          "not ( exist Applications)");
          
   for(KTrader::OfferList::ConstIterator it = offers.begin(); it != offers.end(); ++it )
   {
      KLibFactory *factory = KLibLoader::self()->factory( (*it)->library().local8Bit() );
   
      if(factory)
      {
            SearchEngine *e = (SearchEngine *)factory->create(this
                  , "searchengine", "SearchEngine");
            if(!e)
            {
               kdError() << "searchengine not initialized" << endl;
            }
            else
            {
            registerModule(e);
            }
      }
      else
      {
            kdError() << "wasn't able to load library" << endl;
      }
   }

   connect(nextButton,SIGNAL(clicked()),this,SLOT(slotNextResult()));
   connect(prevButton,SIGNAL(clicked()),this,SLOT(slotPrevResult()));
   connect(moreButton,SIGNAL(clicked()),this,SLOT(nextInfo()));
   

   origView->installEventFilter(this);
   translationView->installEventFilter(this);

   resultListView->setSorting(0,false);
   resultListView->setAllColumnsShowFocus(true);

   connect(resultListView,SIGNAL(selectionChanged(QListViewItem*))
           , this, SLOT(showResult(QListViewItem*)));
}

/*  
 *  Destroys the object and frees any allocated resources
 */
KBabelDictBox::~KBabelDictBox()
{
}

void KBabelDictBox::registerModule( SearchEngine* e )
{
    active = 0;
    moduleList.append(e);
    connect(e, SIGNAL(started()),this,SIGNAL(searchStarted()));
    connect(e, SIGNAL(finished()),this,SIGNAL(searchStopped()));
    connect(e, SIGNAL(finished()),this
        ,SLOT(clearModuleResults()));
    connect(e, SIGNAL(progress(int)),this,SIGNAL(progressed(int)));
    connect(e, SIGNAL(progressStarts(const QString&)),this
        , SIGNAL(progressStarts(const QString&)));
    connect(e, SIGNAL(progressEnds()),this,SIGNAL(progressEnds()));
    connect(e, SIGNAL(resultFound(const SearchResult*)), this
        , SLOT(addResult(const SearchResult*)));
    connect(e, SIGNAL(hasError(const QString&)), this
        , SIGNAL(errorInModule(const QString&)));
}

void KBabelDictBox::saveSettings(KConfigBase *config)
{
   KConfigGroupSaver cs(config,"KBabelDict");

   config->writeEntry("ResultSplitter",resultSplitter->sizes());
   
   SearchEngine *e;

   e = moduleList.at(active);
   if(e)
   {
      config->writeEntry("ActiveModule",e->id());
   }

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      config->setGroup(e->id());
      e->saveSettings(config);
   }


}

void KBabelDictBox::saveSettings(const QString& moduleId, KConfigBase *config)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == moduleId)
      {
        e->saveSettings(config);
      break;
      }
   }
}

void KBabelDictBox::readSettings(KConfigBase *config)
{
   SearchEngine *e;
   KConfigGroupSaver cs(config,"KBabelDict");
   QValueList<int> sizes=config->readIntListEntry("ResultSplitter");
   if(!sizes.isEmpty())
       resultSplitter->setSizes(sizes);
   
   QString m = config->readEntry("ActiveModule");
   if(!m.isEmpty())
   {
      setActiveModule(m);
   }

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      config->setGroup(e->id());
      e->readSettings(config);
   }
}

void KBabelDictBox::readSettings(const QString& moduleId, KConfigBase *config)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == moduleId)
      {
        e->readSettings(config);
      break;
      }
   }
}

void KBabelDictBox::setAutoUpdateOptions(bool on)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      e->setAutoUpdateOptions(on);
   }
}


int KBabelDictBox::activeModule()
{
   return active;
}

/* 
 * public slot
 */
void KBabelDictBox::setActiveModule(int a)
{
   if( a == active)
      return;
      
   if( a < (int)moduleList.count())
   {
      SearchEngine *engine = moduleList.at(active);
   
      if(!engine)
      {
         kdDebug(KBABELDICT) << "no module available" << endl;
      }
      else if(engine->isSearching())
      {
         engine->stopSearch();
         engine->clearResults();
      }
      
      engine = moduleList.at(a);
      if(engine)
      {
          active =  a;
          emit activeModuleChanged(active);   
          emit activeModuleChanged(engine->isEditable());   
      }

      
   }
}

void KBabelDictBox::setActiveModule(QString id)
{   
   SearchEngine *e;   

   int i=0;
   
   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == id)
      {
         setActiveModule(i);
         break;
      }

      i++;
   }
}

/* 
 * public slot
 */
void KBabelDictBox::startSearch(const QString text)
{
   clear();
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      if(engine->isSearching())
      {
         engine->stopSearch();
         connect(this, SIGNAL(searchStopped()), this
                     , SLOT(startDelayedSearch()));

         searchText=text;
      }
      else engine->startSearch(text);
   }
}

/* 
 * public slot
 */
void KBabelDictBox::startTranslationSearch(const QString text)
{
   clear();
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      if(engine->isSearching())
      {
         engine->stopSearch();
         connect(this, SIGNAL(searchStopped()), this
                     , SLOT(startDelayedTranslationSearch()));

         searchText=text;
      }
      else engine->startSearchInTranslation(text);
   }
}

void KBabelDictBox::startDelayedSearch(const QString text)
{
   clear();
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      searchText=text;
      
      if(engine->isSearching())
      {
         engine->stopSearch();
   
         connect(this, SIGNAL(searchStopped()), this
            , SLOT(startDelayedSearch()));

      }
      else
      {
         QTimer::singleShot(5,this,SLOT(startDelayedSearch()));
      }
   }
}

void KBabelDictBox::startDelayedTranslationSearch(const QString text)
{
   clear();
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      searchText=text;
      
      if(engine->isSearching())
      {
         engine->stopSearch();
   
         connect(this, SIGNAL(searchStopped()), this
            , SLOT(startDelayedTranslationSearch()));

      }
      else
      {
         QTimer::singleShot(5,this,SLOT(startDelayedTranslationSearch()));
      }
   }
}

QString KBabelDictBox::translate(const QString text)
{
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
      return QString::null;
   }
   else 
   {
      if(engine->isSearching())
      {
         engine->stopSearch();
      }

      return engine->translate(text);
   }
}

QString KBabelDictBox::fuzzyTranslation(const QString text, int &score)
{
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
      return QString::null;
   }
   else 
   {
      if(engine->isSearching())
      {
         engine->stopSearch();
      }

      return engine->fuzzyTranslation(text, score);
   }
}

QString KBabelDictBox::searchTranslation(const QString text, int &score)
{
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
      return QString::null;
   }
   else 
   {
      if(engine->isSearching())
      {
         engine->stopSearch();
      }

      return engine->searchTranslation(text, score);
   }
}

void KBabelDictBox::startDelayedSearch()
{
   clear();

   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      disconnect(this, SIGNAL(searchStopped()), this
                     , SLOT(startDelayedSearch()));


      engine->startSearch(searchText);
   }
}

void KBabelDictBox::startDelayedTranslationSearch()
{
   clear();

   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      disconnect(this, SIGNAL(searchStopped()), this
                     , SLOT(startDelayedTranslationSearch()));


      engine->startSearchInTranslation(searchText);
   }
}

/* 
 * public slot
 */
void KBabelDictBox::stopSearch()
{
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
   }
   else 
   {
      engine->stopSearch();
   }

}

bool KBabelDictBox::isSearching() 
{
   SearchEngine *engine = moduleList.at(active);
   
   if(!engine)
   {
      kdDebug(KBABELDICT) << "no module available" << endl;
      return false;
   }

   return engine->isSearching();
}


QStringList KBabelDictBox::moduleNames()
{
   QStringList list;
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      list.append(e->name());
   }

   return list;
}

QStringList KBabelDictBox::modules()
{
   QStringList list;
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      list.append(e->id());
   }

   return list;
}

QPtrList<ModuleInfo> KBabelDictBox::moduleInfos()
{
   QPtrList<ModuleInfo> list;
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      ModuleInfo *info = new ModuleInfo;
      info->id=e->id();
      info->name=e->name();
      info->editable=e->isEditable();

      list.append(info);
   }

   return list;
}


QPtrList<PrefWidget> KBabelDictBox::modPrefWidgets(QWidget *parent)
{
   QPtrList<PrefWidget> list;
   list.setAutoDelete(false);
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      list.append(e->preferencesWidget(parent));
   }

   return list;

}


void KBabelDictBox::showResult(QListViewItem *item)
{  
   ResultListItem *resultItem = static_cast<ResultListItem*>(item);
   
   if(!item)
   {
      kdError(KBABELDICT) << "no item" << endl;
      if(rmbPopup)
      {
        rmbPopup->changeItem(editFileIndex, i18n("Edit File"));
        rmbPopup->setItemEnabled(editFileIndex,false);
      }
   }
   else
   {
      const SearchResult *result= resultItem->result();
      if(!result)
         return;

      resultListView->ensureItemVisible(item);

      currentResult = resultListView->itemIndex(item);
      currentInfo = 0;

      bool richText=resultItem->richText();
      if(richText)
      {
         // FIXME: what about plural forms?
         origView->setText(result->found.first());
         translationView->setText(result->translation);
      }
      else
      {
         // FIXME: what about plural forms?
         origView->setText(QStyleSheet::convertFromPlainText(result->found.first()));
         translationView->setText(
               QStyleSheet::convertFromPlainText(result->translation));
      }

      if(result->descriptions.count() > 0)
      {
         QPtrListIterator<TranslationInfo> it(result->descriptions);
         TranslationInfo *info=it.current();
         if(info)
         {
            if(info->lastChange.isValid())
            {
               dateLabel->setText(KGlobal::locale()->formatDate(
                    info->lastChange.date(),true));
            }
            else
            {
                dateLabel->setText("");
            }
            locationLabel->setText(info->location);
            translatorLabel->setText(info->translator); 
       
            if(rmbPopup)
            {
                if(!info->filePath.isEmpty())
                {
                    rmbPopup->changeItem(editFileIndex
                        ,i18n("Edit File %1").arg(info->location));
                    rmbPopup->setItemEnabled(editFileIndex,true);
                }
                else
                {
                    rmbPopup->changeItem(editFileIndex, i18n("Edit File"));
                    rmbPopup->setItemEnabled(editFileIndex,false);
                }
             }
         }
      }
      else
      {
         dateLabel->setText("");
         locationLabel->setText("");
         translatorLabel->setText("");

         rmbPopup->changeItem(editFileIndex, i18n("Edit File"));
         rmbPopup->setItemEnabled(editFileIndex,false);
      }

      moreButton->setEnabled((result->descriptions.count() > 1));

      currentLabel->setText(QString::number(currentResult+1));

      prevButton->setEnabled(currentResult > 0);
      nextButton->setEnabled(currentResult+1 < total);
   }

}

void KBabelDictBox::nextResult()
{
    QListViewItem *item=resultListView->selectedItem();
    if(item)
    {
        item=item->itemBelow();
        if(item)
        {
            resultListView->setSelected(item,true);
        }
    }
}


void KBabelDictBox::prevResult()
{    
    QListViewItem *item=resultListView->selectedItem();
    if(item)
    {
        item=item->itemAbove();
        if(item)
        {
            resultListView->setSelected(item,true);
        }
    }

}

void KBabelDictBox::addResult(const SearchResult* result)
{
   SearchEngine *e;

   e = moduleList.at(active);
   if(!e)
   {
       kdError(KBABELDICT) << "no module available" << endl;
       return;
   }

   QListViewItem *item=resultListView->selectedItem();
   int index=0;
   if(item)
   {
       index=resultListView->itemIndex(item);
   }
  
   new ResultListItem(resultListView, *result,e->usesRichTextResults());
   total++;
   totalResultsLabel->setText(QString::number(total));

   if(total==1)
   {
      resultListView->setSelected(resultListView->firstChild(),true);
   }
   else
   {
      nextButton->setEnabled((currentResult+1) < total);
      item=resultListView->itemAtIndex(index);
      if(item)
      {
          resultListView->setSelected(item,true);
      }
   }
}

void KBabelDictBox::clear()
{     
    dateLabel->setText("");
    locationLabel->setText("");
    translatorLabel->setText("");
    currentLabel->setText(QString::number(0));
    totalResultsLabel->setText(QString::number(0));
    origView->setText("");
    translationView->setText("");
    currentResult=0;
    currentInfo=0;
    total=0;

    resultListView->clear();
    clearModuleResults();

    moreButton->setEnabled(false);
    prevButton->setEnabled(false);
    nextButton->setEnabled(false);

    if(rmbPopup)
    {
        rmbPopup->changeItem(editFileIndex,i18n("Edit File"));
        rmbPopup->setItemEnabled(editFileIndex,false);
    }
}

void KBabelDictBox::nextInfo()
{   
   ResultListItem *item = static_cast<ResultListItem*>(resultListView->selectedItem());
   
   if(!item)
   {
      kdDebug(KBABELDICT) << "no item available" << endl;
   }
   else 
   {
      const SearchResult *result = item->result();
      if(!result)
         return;

      if(result->descriptions.count() > 0)
      {
         currentInfo++;
         TranslationInfo *info;
         if(currentInfo == (int)result->descriptions.count())
         {
            QPtrListIterator<TranslationInfo> it(result->descriptions);
            info = it.current();
            currentInfo = 0;
         }
         else
         {
            QPtrListIterator<TranslationInfo> it(result->descriptions);
            for(int i=0; i < currentInfo; i++)
            {
                ++it;
            }
            info=*it;
         }

         if(info->lastChange.isValid())
         {
             dateLabel->setText(KGlobal::locale()->formatDate(
                           info->lastChange.date(),true));
         }
         else
         {
             dateLabel->setText("");
         }

         locationLabel->setText(info->location);
         translatorLabel->setText(info->translator);
         
         if(rmbPopup)
         {
            if(!info->filePath.isEmpty())
            {
                rmbPopup->changeItem(editFileIndex
                        ,i18n("Edit File %1").arg(info->location));
                rmbPopup->setItemEnabled(editFileIndex,true);
            }
            else
            {
                rmbPopup->changeItem(editFileIndex, i18n("Edit File"));
                rmbPopup->setItemEnabled(editFileIndex,false);
            }
         }
      }
   }

}

void KBabelDictBox::showListOnly()
{
   int h=resultSplitter->height();
   QValueList<int> sizes;
   sizes.append(1);
   sizes.append(h-1);
   resultSplitter->setSizes(sizes);
}

void KBabelDictBox::showDetailsOnly()
{
   int h=resultSplitter->height();
   QValueList<int> sizes;
   sizes.append(h-1);
   sizes.append(h);
   resultSplitter->setSizes(sizes);
}

void KBabelDictBox::clearModuleResults()
{
    SearchEngine *engine = moduleList.at(active);
    if(engine)
        engine->clearResults();
}

void KBabelDictBox::about()
{
   KAboutApplication *aboutDlg = new KAboutApplication(this);

   SearchEngine *e;
   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      KAboutContainer *page = aboutDlg->addScrolledContainerPage(e->name());

      const KAboutData *aboutData = e->about();
      if(aboutData)
      {

         QString text = aboutData->programName() + " " +
                      aboutData->version() + "\n";
               
         text += "\n"+aboutData->shortDescription()+"\n";

         if(!aboutData->homepage().isEmpty())
         {
            text += "\n" + aboutData->homepage() + "\n";
         }
         if(!aboutData->otherText().isEmpty())
         {
            text += "\n" + aboutData->otherText() + "\n";
         }
         if(!aboutData->copyrightStatement().isEmpty())
         {
            text += "\n" + aboutData->copyrightStatement() + "\n";
         }
      
         if(aboutData->bugAddress() != "submit@bugs.kde.org")
         {
            text += "\n" + i18n("Send bugs to %1")
                  .arg(aboutData->bugAddress()) +"\n";
         }

         QLabel *label = new QLabel(text,0);
         page->addWidget(label);

         int authorCount = aboutData->authors().count();
         if(authorCount)
         {
            if(authorCount==1)
                  text=i18n("Author:");
            else
                  text=i18n("Authors:");

            label = new QLabel(text,0);
            page->addWidget(label);

            QValueList<KAboutPerson>::ConstIterator it;
            for(it = aboutData->authors().begin(); 
                        it != aboutData->authors().end(); ++it)
            {
               page->addPerson( (*it).name(), (*it).emailAddress(),
                        (*it).webAddress(), (*it).task() ); 
            }
         }
         int creditsCount = aboutData->credits().count();
         if(creditsCount)
         {
            text = i18n("Thanks to:");
            label = new QLabel(text,0);
            page->addWidget(label);

            QValueList<KAboutPerson>::ConstIterator it;
            for(it = aboutData->credits().begin(); 
                        it != aboutData->credits().end(); ++it)
            {
               page->addPerson( (*it).name(), (*it).emailAddress(),
                        (*it).webAddress(), (*it).task() ); 
            }

         }
      }
      else
      {
         QString text = i18n("No information available.");
         QLabel *label = new QLabel(text,0);
         page->addWidget(label);
      }
         
   }

   aboutDlg->setInitialSize(QSize(400,1));
   aboutDlg->exec();

   delete aboutDlg;
}

void KBabelDictBox::aboutActiveModule()
{
    SearchEngine *engine = moduleList.at(active);
    if(!engine)
        return;

    aboutModule(engine->id());
}

void KBabelDictBox::aboutModule(const QString& id)
{
   SearchEngine *e;   

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == id)
      {
          break;
      }
   }
 
   if(!e)
       return;

   AboutModuleDlg *aboutDlg = new AboutModuleDlg(e->about(),this);
   aboutDlg->exec();

   delete aboutDlg;

}


void KBabelDictBox::slotNextResult()
{
   nextResult();
}

void KBabelDictBox::slotPrevResult()
{
   prevResult();
}


void KBabelDictBox::slotStopSearch()
{
   stopSearch();
}

void KBabelDictBox::slotStartSearch(const QString& text)
{
   startSearch(text);
}

void KBabelDictBox::setEditedPackage(const QString& name)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      e->setEditedPackage(name);
   }
}


void KBabelDictBox::setEditedFile(const QString& path)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      e->setEditedFile(path);
   }
}

void KBabelDictBox::setLanguage(const QString& languageCode,
        const QString& languageName)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      e->setLanguage(languageCode,languageName);
      e->setLanguageCode(languageCode);
   }
}

void KBabelDictBox::copy()
{ 
   if(origView->hasSelectedText())
   {
      origView->copy();
   }
   else if(translationView->hasSelectedText())
   {
      translationView->copy();
   }
   else
   {
      QClipboard *cb = KApplication::clipboard();
      cb->setText(translation());
   }
}

QString KBabelDictBox::translation()
{
   QString trans;
   
   QListViewItem *item=resultListView->selectedItem();
   if(item)
   {
       ResultListItem *r=static_cast<ResultListItem*>(item);
       if(r)
       {
           const SearchResult *sr=r->result();
           if(sr)
           {
               if(r->richText())
                   trans=sr->plainTranslation;
               else
                   trans=sr->translation;
           }
       }
   }

   return trans;
}

void KBabelDictBox::setRMBMenu(QPopupMenu *popup)
{    
   if(popup)
   {
      if(popup->count() > 0)
          popup->insertSeparator();

      editFileIndex = popup->insertItem(i18n("Edit File")
              , this, SLOT(editFile()));
      popup->setItemEnabled(editFileIndex,false);
       
      KContextMenuManager::insert(origView,popup);
      KContextMenuManager::insert(origView->viewport(),popup);
      KContextMenuManager::insert(translationView,popup);
      KContextMenuManager::insert(translationView->viewport(),popup);
      KContextMenuManager::insert(this,popup);
      //KContextMenuManager::insert(resultListView->viewport(),popup);

      rmbPopup = popup;
   }
}

bool KBabelDictBox::hasSelectedText() const
{
   bool have=false;
   if(origView->hasSelectedText())
      have=true;
   else if(translationView->hasSelectedText())
      have=true;
   else if(resultListView->selectedItem() )
      have=true;
  
   return have;
}

QString KBabelDictBox::selectedText() const
{
   QString text;
   if(origView->hasSelectedText())
      text=origView->selectedText();
   else if(translationView->hasSelectedText())
      translationView->selectedText();

   return text;
}



void KBabelDictBox::configure(const QString& id, bool modal)
{

   QWidget* w = prefDialogs[id];
   if(w)
   {
       KWin::setActiveWindow(w->winId());
       return;
   }

   SearchEngine *e;
   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == id)
      {
         QString caption = i18n("Configure Dictionary %1").arg(e->name());
         KDialogBase *dialog = new KDialogBase(this,"prefDialog"
                   , modal, caption
                   , KDialogBase::Ok|KDialogBase::Apply|KDialogBase::Cancel|
                   KDialogBase::Default);

         QWhatsThis::add(dialog,"");

         PrefWidget *prefWidget = e->preferencesWidget(dialog);
         dialog->setMainWidget(prefWidget);
         
         connect(dialog, SIGNAL(okClicked()),prefWidget,SLOT(apply()));
         connect(dialog, SIGNAL(applyClicked()),prefWidget,SLOT(apply()));
         connect(dialog, SIGNAL(defaultClicked()),prefWidget,SLOT(standard()));
         connect(dialog, SIGNAL(cancelClicked()),prefWidget,SLOT(cancel()));
         
         connect(dialog, SIGNAL(finished()),this,SLOT(destroyConfigDialog()));
         
         prefDialogs.insert(id,dialog);

         if( modal ) dialog->exec();
       else dialog->show();

         break;
      }
   }

}


void KBabelDictBox::destroyConfigDialog()
{
    const QObject *obj = sender();
    if(obj && obj->inherits("KDialogBase"))
    {
       KDialogBase *dialog = (KDialogBase*)obj;
       if(dialog)
       {
           dialog->delayedDestruct();

           QDictIterator<QWidget> it(prefDialogs);
           while(it.current() != dialog)
           {
               ++it;
           }

           prefDialogs.remove(it.currentKey());
       }
    }
}

void KBabelDictBox::edit(const QString& id)
{
   SearchEngine *e;   

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      if(e->id() == id)
      {
         if(e->isEditable())
             e->edit();
         
         break;
      }
   }
}

void KBabelDictBox::edit()
{
    SearchEngine *engine = moduleList.at(active);
    if(!engine)
        return;

    if(engine->isEditable())
        engine->edit();
}

void KBabelDictBox::setTextChanged(const QStringList& orig, 
        const QString& translation, uint pluralForm, const QString& description)
{
   SearchEngine *e;

   for(e = moduleList.first(); e != 0; e = moduleList.next())
   {
      e->stringChanged(orig,translation,pluralForm,description);
   }
}


void KBabelDictBox::wheelEvent(QWheelEvent *we)
{
    if(we->delta() > 0)
    {
        prevResult();
    }
    else
    {
        nextResult();
    }

    we->accept();
}

bool KBabelDictBox::eventFilter(QObject *o, QEvent *e)
{
    if(e->type() == QEvent::Wheel)
    {
        QWheelEvent *we = static_cast<QWheelEvent*>(e);
        if(we)
        {
            wheelEvent(we);
            return true;
        }
    }
    else if(e->type() == QEvent::Resize && o == resultListView)
    {
        if(resultListView->height() < 2)
        {
           detailButton->setEnabled(false); 
           listButton->setEnabled(true); 
        }
        else if(resultListView->height() > resultSplitter->height()-10)
        {
           detailButton->setEnabled(true); 
           listButton->setEnabled(false); 
        }
        else
        {
           detailButton->setEnabled(true); 
           listButton->setEnabled(true); 
        }
    }

    return false;
}

void KBabelDictBox::editFile()
{
    ResultListItem *item = static_cast<ResultListItem*>(resultListView->currentItem());
   
   if(!item)
   {
      kdDebug(KBABELDICT) << "no item available" << endl;
   }
   else 
   {
      const SearchResult *result = item->result();
      if(!result)
         return;

      if(!result->descriptions.isEmpty())
      {
         TranslationInfo *info;
         QPtrListIterator<TranslationInfo> it(result->descriptions);
         for(int i=0; i < currentInfo; i++)
         {
             ++it;
         }
         info=*it;

         if(!info->filePath.isEmpty())
         {
             QString url = info->filePath;
             QString msgid;
             
             if( item->richText() )
             {
                msgid = result->plainFound;
             }
             else
             {
                 msgid = result->found.first();
             }

             DCOPClient *dcop = kapp->dcopClient();

             QCStringList list = dcop->registeredApplications();
             int index = list.findIndex("kbabel");
             if(index < 0)
//             if(!dcop->isApplicationRegistered("kbabel"));
             {
                 kdDebug(KBABELDICT) << "kbabel is not registered" << endl;
                 
                 QString error;
                 QStringList argList;
                 argList.append("--nosplash");
                 argList.append("--gotomsgid");
                 argList.append(msgid.local8Bit());
                 argList.append(url.local8Bit());
                 kapp->kdeinitExec("kbabel",argList,&error);
                 if(!error.isNull())
                 {
                     KMessageBox::sorry(this
                             ,i18n("There was an error starting KBabel:\n%1")
                                    .arg(error));
                     return;
                 }
             }
             else
             {             
                 QByteArray data;
                 QDataStream arg(data, IO_WriteOnly);
                 arg << url.utf8() << msgid.utf8();
                 if (!dcop->send("kbabel", "KBabelIFace"
                         , "gotoFileEntry(QCString,QCString)",data)) 
                 {
                     KMessageBox::sorry(this
                             ,i18n("There was an error using DCOP."));
                 }
             }
          }
       }
   }
}

void KBabelDictBox::showContextMenu(KListView *,QListViewItem *,const QPoint& p)
{
    if(rmbPopup)
    {
        rmbPopup->exec(p);
    }
}


bool KBabelDictBox::messagesForPackage(const QString& package
           , QValueList<DiffEntry>& resultList, QString& error)
{
   setActiveModule("dbsearchengine");
   SearchEngine *engine = moduleList.at(active);

   if(!engine)
   {
       KMessageBox::sorry(this
          ,i18n("The \"Translation Database\" module\n"
              "appears not to be installed on your system."));
       return false;
   }

   QValueList<SearchResult> rList;

   SearchFilter* filter = new SearchFilter();
   filter->setLocation(package);
   
   bool success = engine->messagesForFilter(filter,rList,error);

   if(success)
   {
       QValueList<SearchResult>::Iterator it;
       for(it=rList.begin(); it != rList.end(); it++)
       {
         // FIXME: what about plural forms?
           DiffEntry e;
           e.msgid = (*it).found.first();
           e.msgstr = (*it).translation;
           resultList.append(e);
       }
   }
   
   return success;
}

#include "kbabeldictbox.moc"


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