libkdepim

addresseelineedit.cpp

00001 /*
00002     This file is part of libkdepim.
00003     Copyright (c) 2002 Helge Deller <deller@gmx.de>
00004                   2002 Lubos Lunak <llunak@suse.cz>
00005                   2001,2003 Carsten Pfeiffer <pfeiffer@kde.org>
00006                   2001 Waldo Bastian <bastian@kde.org>
00007                   2004 Daniel Molkentin <danimo@klaralvdalens-datakonsult.se>
00008                   2004 Karl-Heinz Zimmer <khz@klaralvdalens-datakonsult.se>
00009 
00010     This library is free software; you can redistribute it and/or
00011     modify it under the terms of the GNU Library General Public
00012     License as published by the Free Software Foundation; either
00013     version 2 of the License, or (at your option) any later version.
00014 
00015     This library is distributed in the hope that it will be useful,
00016     but WITHOUT ANY WARRANTY; without even the implied warranty of
00017     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018     Library General Public License for more details.
00019 
00020     You should have received a copy of the GNU Library General Public License
00021     along with this library; see the file COPYING.LIB.  If not, write to
00022     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00023     Boston, MA 02110-1301, USA.
00024 */
00025 
00026 #include "addresseelineedit.h"
00027 
00028 #include "resourceabc.h"
00029 #include "completionordereditor.h"
00030 #include "ldapclient.h"
00031 
00032 #include <config.h>
00033 
00034 #ifdef KDEPIM_NEW_DISTRLISTS
00035 #include "distributionlist.h"
00036 #else
00037 #include <kabc/distributionlist.h>
00038 #endif
00039 
00040 #include <kabc/stdaddressbook.h>
00041 #include <kabc/resource.h>
00042 #include <libemailfunctions/email.h>
00043 
00044 #include <kcompletionbox.h>
00045 #include <kcursor.h>
00046 #include <kdebug.h>
00047 #include <kstandarddirs.h>
00048 #include <kstaticdeleter.h>
00049 #include <kstdaccel.h>
00050 #include <kurldrag.h>
00051 #include <klocale.h>
00052 
00053 #include <qpopupmenu.h>
00054 #include <qapplication.h>
00055 #include <qobject.h>
00056 #include <qptrlist.h>
00057 #include <qregexp.h>
00058 #include <qevent.h>
00059 #include <qdragobject.h>
00060 #include <qclipboard.h>
00061 
00062 using namespace KPIM;
00063 
00064 KMailCompletion * AddresseeLineEdit::s_completion = 0L;
00065 KPIM::CompletionItemsMap* AddresseeLineEdit::s_completionItemMap = 0L;
00066 QStringList* AddresseeLineEdit::s_completionSources = 0L;
00067 bool AddresseeLineEdit::s_addressesDirty = false;
00068 QTimer* AddresseeLineEdit::s_LDAPTimer = 0L;
00069 KPIM::LdapSearch* AddresseeLineEdit::s_LDAPSearch = 0L;
00070 QString* AddresseeLineEdit::s_LDAPText = 0L;
00071 AddresseeLineEdit* AddresseeLineEdit::s_LDAPLineEdit = 0L;
00072 
00073 // The weights associated with the completion sources in s_completionSources.
00074 // Both are maintained by addCompletionSource(), don't attempt to modifiy those yourself.
00075 QMap<QString,int>* s_completionSourceWeights = 0;
00076 
00077 // maps LDAP client indices to completion source indices
00078 // the assumption that they are always the first n indices in s_completion
00079 // does not hold when clients are added later on
00080 QMap<int, int>* AddresseeLineEdit::s_ldapClientToCompletionSourceMap = 0;
00081 
00082 static KStaticDeleter<KMailCompletion> completionDeleter;
00083 static KStaticDeleter<KPIM::CompletionItemsMap> completionItemsDeleter;
00084 static KStaticDeleter<QTimer> ldapTimerDeleter;
00085 static KStaticDeleter<KPIM::LdapSearch> ldapSearchDeleter;
00086 static KStaticDeleter<QString> ldapTextDeleter;
00087 static KStaticDeleter<QStringList> completionSourcesDeleter;
00088 static KStaticDeleter<QMap<QString,int> > completionSourceWeightsDeleter;
00089 static KStaticDeleter<QMap<int, int> > ldapClientToCompletionSourceMapDeleter;
00090 
00091 // needs to be unique, but the actual name doesn't matter much
00092 static QCString newLineEditDCOPObjectName()
00093 {
00094     static int s_count = 0;
00095     QCString name( "KPIM::AddresseeLineEdit" );
00096     if ( s_count++ ) {
00097       name += '-';
00098       name += QCString().setNum( s_count );
00099     }
00100     return name;
00101 }
00102 
00103 static const QString s_completionItemIndentString = "     ";
00104 
00105 static bool itemIsHeader( const QListBoxItem* item )
00106 {
00107   return item && !item->text().startsWith( s_completionItemIndentString );
00108 }
00109 
00110 
00111 
00112 AddresseeLineEdit::AddresseeLineEdit( QWidget* parent, bool useCompletion,
00113                                       const char *name )
00114   : ClickLineEdit( parent, QString::null, name ), DCOPObject( newLineEditDCOPObjectName() ),
00115     m_useSemiColonAsSeparator( false ), m_allowDistLists( true )
00116 {
00117   m_useCompletion = useCompletion;
00118   m_completionInitialized = false;
00119   m_smartPaste = false;
00120   m_addressBookConnected = false;
00121   m_searchExtended = false;
00122 
00123   init();
00124 
00125   if ( m_useCompletion )
00126     s_addressesDirty = true;
00127 }
00128 
00129 void AddresseeLineEdit::updateLDAPWeights()
00130 {
00131   /* Add completion sources for all ldap server, 0 to n. Added first so
00132    * that they map to the ldapclient::clientNumber() */
00133   s_LDAPSearch->updateCompletionWeights();
00134   QValueList< LdapClient* > clients =  s_LDAPSearch->clients();
00135   int clientIndex = 0;
00136   for ( QValueList<LdapClient*>::iterator it = clients.begin(); it != clients.end(); ++it, ++clientIndex ) {
00137     const int sourceIndex = addCompletionSource( "LDAP server: " + (*it)->server().host(), (*it)->completionWeight() );
00138     s_ldapClientToCompletionSourceMap->insert( clientIndex, sourceIndex );
00139   }
00140 }
00141 
00142 void AddresseeLineEdit::init()
00143 {
00144   if ( !s_completion ) {
00145     completionDeleter.setObject( s_completion, new KMailCompletion() );
00146     s_completion->setOrder( completionOrder() );
00147     s_completion->setIgnoreCase( true );
00148 
00149     completionItemsDeleter.setObject( s_completionItemMap, new KPIM::CompletionItemsMap() );
00150     completionSourcesDeleter.setObject( s_completionSources, new QStringList() );
00151     completionSourceWeightsDeleter.setObject( s_completionSourceWeights, new QMap<QString,int> );
00152     ldapClientToCompletionSourceMapDeleter.setObject( s_ldapClientToCompletionSourceMap, new QMap<int,int> );
00153   }
00154 //  connect( s_completion, SIGNAL( match( const QString& ) ),
00155 //           this, SLOT( slotMatched( const QString& ) ) );
00156 
00157   if ( m_useCompletion ) {
00158     if ( !s_LDAPTimer ) {
00159       ldapTimerDeleter.setObject( s_LDAPTimer, new QTimer( 0, "ldapTimerDeleter" ) );
00160       ldapSearchDeleter.setObject( s_LDAPSearch, new KPIM::LdapSearch );
00161       ldapTextDeleter.setObject( s_LDAPText, new QString );
00162     }
00163 
00164     updateLDAPWeights();
00165 
00166     if ( !m_completionInitialized ) {
00167       setCompletionObject( s_completion, false );
00168       connect( this, SIGNAL( completion( const QString& ) ),
00169           this, SLOT( slotCompletion() ) );
00170       connect( this, SIGNAL( returnPressed( const QString& ) ),
00171           this, SLOT( slotReturnPressed( const QString& ) ) );
00172 
00173       KCompletionBox *box = completionBox();
00174       connect( box, SIGNAL( highlighted( const QString& ) ),
00175           this, SLOT( slotPopupCompletion( const QString& ) ) );
00176       connect( box, SIGNAL( userCancelled( const QString& ) ),
00177           SLOT( slotUserCancelled( const QString& ) ) );
00178 
00179       // The emitter is always called KPIM::IMAPCompletionOrder by contract
00180       if ( !connectDCOPSignal( 0, "KPIM::IMAPCompletionOrder", "orderChanged()",
00181             "slotIMAPCompletionOrderChanged()", false ) )
00182         kdError() << "AddresseeLineEdit: connection to orderChanged() failed" << endl;
00183 
00184       connect( s_LDAPTimer, SIGNAL( timeout() ), SLOT( slotStartLDAPLookup() ) );
00185       connect( s_LDAPSearch, SIGNAL( searchData( const KPIM::LdapResultList& ) ),
00186           SLOT( slotLDAPSearchData( const KPIM::LdapResultList& ) ) );
00187 
00188       m_completionInitialized = true;
00189     }
00190   }
00191 }
00192 
00193 AddresseeLineEdit::~AddresseeLineEdit()
00194 {
00195   if ( s_LDAPSearch && s_LDAPLineEdit == this )
00196     stopLDAPLookup();
00197 }
00198 
00199 void AddresseeLineEdit::setFont( const QFont& font )
00200 {
00201   KLineEdit::setFont( font );
00202   if ( m_useCompletion )
00203     completionBox()->setFont( font );
00204 }
00205 
00206 void AddresseeLineEdit::allowSemiColonAsSeparator( bool useSemiColonAsSeparator )
00207 {
00208   m_useSemiColonAsSeparator = useSemiColonAsSeparator;
00209 }
00210 
00211 void AddresseeLineEdit::allowDistributionLists( bool allowDistLists )
00212 {
00213   m_allowDistLists = allowDistLists;
00214 }
00215 
00216 void AddresseeLineEdit::keyPressEvent( QKeyEvent *e )
00217 {
00218   bool accept = false;
00219 
00220   if ( KStdAccel::shortcut( KStdAccel::SubstringCompletion ).contains( KKey( e ) ) ) {
00221     //TODO: add LDAP substring lookup, when it becomes available in KPIM::LDAPSearch
00222     updateSearchString();
00223     doCompletion( true );
00224     accept = true;
00225   } else if ( KStdAccel::shortcut( KStdAccel::TextCompletion ).contains( KKey( e ) ) ) {
00226     int len = text().length();
00227 
00228     if ( len == cursorPosition() ) { // at End?
00229       updateSearchString();
00230       doCompletion( true );
00231       accept = true;
00232     }
00233   }
00234 
00235   const QString oldContent = text();
00236   if ( !accept )
00237     KLineEdit::keyPressEvent( e );
00238 
00239   // if the text didn't change (eg. because a cursor navigation key was pressed)
00240   // we don't need to trigger a new search
00241   if ( oldContent == text() )
00242     return;
00243 
00244   if ( e->isAccepted() ) {
00245     updateSearchString();
00246     QString searchString( m_searchString );
00247     //LDAP does not know about our string manipulation, remove it
00248     if ( m_searchExtended )
00249         searchString = m_searchString.mid( 1 );
00250 
00251     if ( m_useCompletion && s_LDAPTimer != NULL ) {
00252       if ( *s_LDAPText != searchString || s_LDAPLineEdit != this )
00253         stopLDAPLookup();
00254 
00255       *s_LDAPText = searchString;
00256       s_LDAPLineEdit = this;
00257       s_LDAPTimer->start( 500, true );
00258     }
00259   }
00260 }
00261 
00262 void AddresseeLineEdit::insert( const QString &t )
00263 {
00264   if ( !m_smartPaste ) {
00265     KLineEdit::insert( t );
00266     return;
00267   }
00268 
00269   //kdDebug(5300) << "     AddresseeLineEdit::insert( \"" << t << "\" )" << endl;
00270 
00271   QString newText = t.stripWhiteSpace();
00272   if ( newText.isEmpty() )
00273     return;
00274 
00275   // remove newlines in the to-be-pasted string
00276   QStringList lines = QStringList::split( QRegExp("\r?\n"), newText, false );
00277   for ( QStringList::iterator it = lines.begin();
00278        it != lines.end(); ++it ) {
00279     // remove trailing commas and whitespace
00280     (*it).remove( QRegExp(",?\\s*$") );
00281   }
00282   newText = lines.join( ", " );
00283 
00284   if ( newText.startsWith("mailto:") ) {
00285     KURL url( newText );
00286     newText = url.path();
00287   }
00288   else if ( newText.find(" at ") != -1 ) {
00289     // Anti-spam stuff
00290     newText.replace( " at ", "@" );
00291     newText.replace( " dot ", "." );
00292   }
00293   else if ( newText.find("(at)") != -1 ) {
00294     newText.replace( QRegExp("\\s*\\(at\\)\\s*"), "@" );
00295   }
00296 
00297   QString contents = text();
00298   int start_sel = 0;
00299   int pos = cursorPosition( );
00300 
00301   if ( hasSelectedText() ) {
00302     // Cut away the selection.
00303     start_sel = selectionStart();
00304     pos = start_sel;
00305     contents = contents.left( start_sel ) + contents.mid( start_sel + selectedText().length() );
00306   }
00307 
00308   int eot = contents.length();
00309   while ( ( eot > 0 ) && contents[ eot - 1 ].isSpace() ) {
00310     eot--;
00311   }
00312   if ( eot == 0 ) {
00313     contents = QString::null;
00314   } else if ( pos >= eot ) {
00315     if ( contents[ eot - 1 ] == ',' ) {
00316       eot--;
00317     }
00318     contents.truncate( eot );
00319     contents += ", ";
00320     pos = eot + 2;
00321   }
00322 
00323   contents = contents.left( pos ) + newText + contents.mid( pos );
00324   setText( contents );
00325   setEdited( true );
00326   setCursorPosition( pos + newText.length() );
00327 }
00328 
00329 void AddresseeLineEdit::setText( const QString & text )
00330 {
00331   ClickLineEdit::setText( text.stripWhiteSpace() );
00332 }
00333 
00334 void AddresseeLineEdit::paste()
00335 {
00336   if ( m_useCompletion )
00337     m_smartPaste = true;
00338 
00339   KLineEdit::paste();
00340   m_smartPaste = false;
00341 }
00342 
00343 void AddresseeLineEdit::mouseReleaseEvent( QMouseEvent *e )
00344 {
00345   // reimplemented from QLineEdit::mouseReleaseEvent()
00346   if ( m_useCompletion
00347        && QApplication::clipboard()->supportsSelection()
00348        && !isReadOnly()
00349        && e->button() == MidButton ) {
00350     m_smartPaste = true;
00351   }
00352 
00353   KLineEdit::mouseReleaseEvent( e );
00354   m_smartPaste = false;
00355 }
00356 
00357 void AddresseeLineEdit::dropEvent( QDropEvent *e )
00358 {
00359   KURL::List uriList;
00360   if ( !isReadOnly() ) {
00361     if ( KURLDrag::canDecode(e) && KURLDrag::decode( e, uriList ) ) {
00362       QString contents = text();
00363       // remove trailing white space and comma
00364       int eot = contents.length();
00365       while ( ( eot > 0 ) && contents[ eot - 1 ].isSpace() )
00366         eot--;
00367       if ( eot == 0 )
00368         contents = QString::null;
00369       else if ( contents[ eot - 1 ] == ',' ) {
00370         eot--;
00371         contents.truncate( eot );
00372       }
00373       bool mailtoURL = false;
00374       // append the mailto URLs
00375       for ( KURL::List::Iterator it = uriList.begin();
00376             it != uriList.end(); ++it ) {
00377         if ( !contents.isEmpty() )
00378           contents.append( ", " );
00379         KURL u( *it );
00380         if ( u.protocol() == "mailto" ) {
00381           mailtoURL = true;
00382           contents.append( (*it).path() );
00383         }
00384       }
00385       if ( mailtoURL ) {
00386         setText( contents );
00387         setEdited( true );
00388         return;
00389       }
00390     } else {
00391       // Let's see if this drop contains a comma separated list of emails
00392       QStringList addrs = splitEmailAddrList( QString::fromUtf8( e->encodedData( "text/plain" ) ) );
00393       if ( addrs.count() > 0 ) {
00394         QStringList::ConstIterator it;
00395         QStringList emails;
00396         for ( it = addrs.begin(); it != addrs.end(); ++it ) {
00397           QString name, mail;
00398           if ( getNameAndMail( (*it), name, mail ) ) {
00399             emails.append( mail );
00400           } else {
00401             continue;
00402           }
00403         }
00404         if ( emails.count() > 0 ) {
00405           setText( emails.join( "," ) );
00406           setEdited( true );
00407           return;
00408         }
00409       }
00410     }
00411   }
00412 
00413   if ( m_useCompletion )
00414     m_smartPaste = true;
00415   QLineEdit::dropEvent( e );
00416   m_smartPaste = false;
00417 }
00418 
00419 void AddresseeLineEdit::cursorAtEnd()
00420 {
00421   setCursorPosition( text().length() );
00422 }
00423 
00424 void AddresseeLineEdit::enableCompletion( bool enable )
00425 {
00426   m_useCompletion = enable;
00427 }
00428 
00429 void AddresseeLineEdit::doCompletion( bool ctrlT )
00430 {
00431   m_lastSearchMode = ctrlT;
00432 
00433   KGlobalSettings::Completion  mode = completionMode();
00434 
00435   if ( mode == KGlobalSettings::CompletionNone  )
00436     return;
00437 
00438   if ( s_addressesDirty ) {
00439     loadContacts(); // read from local address book
00440     s_completion->setOrder( completionOrder() );
00441   }
00442 
00443   // cursor at end of string - or Ctrl+T pressed for substring completion?
00444   if ( ctrlT ) {
00445     const QStringList completions = getAdjustedCompletionItems( false );
00446 
00447     if ( completions.count() > 1 )
00448       ; //m_previousAddresses = prevAddr;
00449     else if ( completions.count() == 1 )
00450       setText( m_previousAddresses + completions.first().stripWhiteSpace() );
00451 
00452     setCompletedItems( completions, true ); // this makes sure the completion popup is closed if no matching items were found
00453 
00454     cursorAtEnd();
00455     setCompletionMode( mode ); //set back to previous mode
00456     return;
00457   }
00458 
00459 
00460   switch ( mode ) {
00461     case KGlobalSettings::CompletionPopupAuto:
00462     {
00463       if ( m_searchString.isEmpty() )
00464         break;
00465     }
00466 
00467     case KGlobalSettings::CompletionPopup:
00468     {
00469       const QStringList items = getAdjustedCompletionItems( true );
00470       setCompletedItems( items, false );
00471       break;
00472     }
00473 
00474     case KGlobalSettings::CompletionShell:
00475     {
00476       QString match = s_completion->makeCompletion( m_searchString );
00477       if ( !match.isNull() && match != m_searchString ) {
00478         setText( m_previousAddresses + match );
00479         setEdited( true );
00480         cursorAtEnd();
00481       }
00482       break;
00483     }
00484 
00485     case KGlobalSettings::CompletionMan: // Short-Auto in fact
00486     case KGlobalSettings::CompletionAuto:
00487     {
00488       //force autoSuggest in KLineEdit::keyPressed or setCompletedText will have no effect
00489       setCompletionMode( completionMode() );
00490 
00491       if ( !m_searchString.isEmpty() ) {
00492 
00493         //if only our \" is left, remove it since user has not typed it either
00494         if ( m_searchExtended && m_searchString == "\"" ){
00495           m_searchExtended = false;
00496           m_searchString = QString::null;
00497           setText( m_previousAddresses );
00498           break;
00499         }
00500 
00501         QString match = s_completion->makeCompletion( m_searchString );
00502 
00503         if ( !match.isEmpty() ) {
00504           if ( match != m_searchString ) {
00505             QString adds = m_previousAddresses + match;
00506             setCompletedText( adds );
00507           }
00508         } else {
00509           if ( !m_searchString.startsWith( "\"" ) ) {
00510             //try with quoted text, if user has not type one already
00511             match = s_completion->makeCompletion( "\"" + m_searchString );
00512             if ( !match.isEmpty() && match != m_searchString ) {
00513               m_searchString = "\"" + m_searchString;
00514               m_searchExtended = true;
00515               setText( m_previousAddresses + m_searchString );
00516               setCompletedText( m_previousAddresses + match );
00517             }
00518           } else if ( m_searchExtended ) {
00519             //our added \" does not work anymore, remove it
00520             m_searchString = m_searchString.mid( 1 );
00521             m_searchExtended = false;
00522             setText( m_previousAddresses + m_searchString );
00523             //now try again
00524             match = s_completion->makeCompletion( m_searchString );
00525             if ( !match.isEmpty() && match != m_searchString ) {
00526               QString adds = m_previousAddresses + match;
00527               setCompletedText( adds );
00528             }
00529           }
00530         }
00531       }
00532       break;
00533     }
00534 
00535     case KGlobalSettings::CompletionNone:
00536     default: // fall through
00537       break;
00538   }
00539 }
00540 
00541 void AddresseeLineEdit::slotPopupCompletion( const QString& completion )
00542 {
00543   setText( m_previousAddresses + completion.stripWhiteSpace() );
00544   cursorAtEnd();
00545 //  slotMatched( m_previousAddresses + completion );
00546   updateSearchString();
00547 }
00548 
00549 void AddresseeLineEdit::slotReturnPressed( const QString& item )
00550 {
00551   Q_UNUSED( item );
00552   QListBoxItem* i = completionBox()->selectedItem();
00553   if ( i != 0 )
00554     slotPopupCompletion( i->text() );
00555 }
00556 
00557 void AddresseeLineEdit::loadContacts()
00558 {
00559   s_completion->clear();
00560   s_completionItemMap->clear();
00561   s_addressesDirty = false;
00562   //m_contactMap.clear();
00563 
00564   QApplication::setOverrideCursor( KCursor::waitCursor() ); // loading might take a while
00565 
00566   KConfig config( "kpimcompletionorder" ); // The weights for non-imap kabc resources is there.
00567   config.setGroup( "CompletionWeights" );
00568 
00569   KABC::AddressBook *addressBook = KABC::StdAddressBook::self( true );
00570   // Can't just use the addressbook's iterator, we need to know which subresource
00571   // is behind which contact.
00572   QPtrList<KABC::Resource> resources( addressBook->resources() );
00573   for( QPtrListIterator<KABC::Resource> resit( resources ); *resit; ++resit ) {
00574     KABC::Resource* resource = *resit;
00575     KPIM::ResourceABC* resabc = dynamic_cast<ResourceABC *>( resource );
00576     if ( resabc ) { // IMAP KABC resource; need to associate each contact with the subresource
00577       const QMap<QString, QString> uidToResourceMap = resabc->uidToResourceMap();
00578       KABC::Resource::Iterator it;
00579       for ( it = resource->begin(); it != resource->end(); ++it ) {
00580         QString uid = (*it).uid();
00581         QMap<QString, QString>::const_iterator wit = uidToResourceMap.find( uid );
00582         const QString subresourceLabel = resabc->subresourceLabel( *wit );
00583         const int weight = ( wit != uidToResourceMap.end() ) ? resabc->subresourceCompletionWeight( *wit ) : 80;
00584         const int idx = addCompletionSource( subresourceLabel, weight );
00585 
00586         //kdDebug(5300) << (*it).fullEmail() << " subres=" << *wit << " weight=" << weight << endl;
00587         addContact( *it, weight, idx );
00588       }
00589     } else { // KABC non-imap resource
00590       int weight = config.readNumEntry( resource->identifier(), 60 );
00591       int sourceIndex = addCompletionSource( resource->resourceName(), weight );
00592       KABC::Resource::Iterator it;
00593       for ( it = resource->begin(); it != resource->end(); ++it ) {
00594         addContact( *it, weight, sourceIndex );
00595       }
00596     }
00597   }
00598 
00599 #ifndef KDEPIM_NEW_DISTRLISTS // new distr lists are normal contact, already done above
00600   int weight = config.readNumEntry( "DistributionLists", 60 );
00601   KABC::DistributionListManager manager( addressBook );
00602   manager.load();
00603   const QStringList distLists = manager.listNames();
00604   QStringList::const_iterator listIt;
00605   int idx = addCompletionSource( i18n( "Distribution Lists" ) );
00606   for ( listIt = distLists.begin(); listIt != distLists.end(); ++listIt ) {
00607 
00608     //for KGlobalSettings::CompletionAuto
00609     addCompletionItem( (*listIt).simplifyWhiteSpace(), weight, idx );
00610 
00611     //for CompletionShell, CompletionPopup
00612     QStringList sl( (*listIt).simplifyWhiteSpace() );
00613     addCompletionItem( (*listIt).simplifyWhiteSpace(), weight, idx, &sl );
00614 
00615   }
00616 #endif
00617 
00618   QApplication::restoreOverrideCursor();
00619 
00620   if ( !m_addressBookConnected ) {
00621     connect( addressBook, SIGNAL( addressBookChanged( AddressBook* ) ), SLOT( loadContacts() ) );
00622     m_addressBookConnected = true;
00623   }
00624 }
00625 
00626 void AddresseeLineEdit::addContact( const KABC::Addressee& addr, int weight, int source )
00627 {
00628 #ifdef KDEPIM_NEW_DISTRLISTS
00629   if ( KPIM::DistributionList::isDistributionList( addr ) ) {
00630     //kdDebug(5300) << "AddresseeLineEdit::addContact() distribution list \"" << addr.formattedName() << "\" weight=" << weight << endl;
00631 
00632     if ( m_allowDistLists ) {
00633       //for CompletionAuto
00634       addCompletionItem( addr.formattedName(), weight, source );
00635 
00636       //for CompletionShell, CompletionPopup
00637       QStringList sl( addr.formattedName() );
00638       addCompletionItem( addr.formattedName(), weight, source, &sl );
00639     }
00640 
00641     return;
00642   }
00643 #endif
00644   //m_contactMap.insert( addr.realName(), addr );
00645   const QStringList emails = addr.emails();
00646   QStringList::ConstIterator it;
00647   const int prefEmailWeight = 1;     //increment weight by prefEmailWeight
00648   int isPrefEmail = prefEmailWeight; //first in list is preferredEmail
00649   for ( it = emails.begin(); it != emails.end(); ++it ) {
00650     //TODO: highlight preferredEmail
00651     const QString email( (*it) );
00652     const QString givenName = addr.givenName();
00653     const QString familyName= addr.familyName();
00654     const QString nickName  = addr.nickName();
00655     const QString domain    = email.mid( email.find( '@' ) + 1 );
00656     QString fullEmail = addr.fullEmail( email );
00657     //TODO: let user decide what fields to use in lookup, e.g. company, city, ...
00658 
00659     //for CompletionAuto
00660     if ( givenName.isEmpty() && familyName.isEmpty() ) {
00661       addCompletionItem( fullEmail, weight + isPrefEmail, source ); // use whatever is there
00662     } else {
00663       const QString byFirstName=  "\"" + givenName + " " + familyName + "\" <" + email + ">";
00664       const QString byLastName =  "\"" + familyName + ", " + givenName + "\" <" + email + ">";
00665       addCompletionItem( byFirstName, weight + isPrefEmail, source );
00666       addCompletionItem( byLastName, weight + isPrefEmail, source );
00667     }
00668 
00669     addCompletionItem( email, weight + isPrefEmail, source );
00670 
00671     if ( !nickName.isEmpty() ){
00672       const QString byNick     =  "\"" + nickName + "\" <" + email + ">";
00673       addCompletionItem( byNick, weight + isPrefEmail, source );
00674     }
00675 
00676     if ( !domain.isEmpty() ){
00677       const QString byDomain   =  "\"" + domain + " " + familyName + " " + givenName + "\" <" + email + ">";
00678       addCompletionItem( byDomain, weight + isPrefEmail, source );
00679     }
00680 
00681     //for CompletionShell, CompletionPopup
00682     QStringList keyWords;
00683     const QString realName  = addr.realName();
00684 
00685     if ( !givenName.isEmpty() && !familyName.isEmpty() ) {
00686       keyWords.append( givenName  + " "  + familyName );
00687       keyWords.append( familyName + " "  + givenName );
00688       keyWords.append( familyName + ", " + givenName);
00689     }else if ( !givenName.isEmpty() )
00690       keyWords.append( givenName );
00691     else if ( !familyName.isEmpty() )
00692       keyWords.append( familyName );
00693 
00694     if ( !nickName.isEmpty() )
00695       keyWords.append( nickName );
00696 
00697     if ( !realName.isEmpty() )
00698       keyWords.append( realName );
00699 
00700     if ( !domain.isEmpty() )
00701       keyWords.append( domain );
00702 
00703     keyWords.append( email );
00704 
00705     /* KMailCompletion does not have knowledge about identities, it stores emails and
00706      * keywords for each email. KMailCompletion::allMatches does a lookup on the
00707      * keywords and returns an ordered list of emails. In order to get the preferred
00708      * email before others for each identity we use this little trick.
00709      * We remove the <blank> in getAdjustedCompletionItems.
00710      */
00711     if ( isPrefEmail == prefEmailWeight )
00712       fullEmail.replace( " <", "  <" );
00713 
00714     addCompletionItem( fullEmail, weight + isPrefEmail, source, &keyWords );
00715     isPrefEmail = 0;
00716 
00717 #if 0
00718     int len = (*it).length();
00719     if ( len == 0 ) continue;
00720     if( '\0' == (*it)[len-1] )
00721       --len;
00722     const QString tmp = (*it).left( len );
00723     const QString fullEmail = addr.fullEmail( tmp );
00724     //kdDebug(5300) << "AddresseeLineEdit::addContact() \"" << fullEmail << "\" weight=" << weight << endl;
00725     addCompletionItem( fullEmail.simplifyWhiteSpace(), weight, source );
00726     // Try to guess the last name: if found, we add an extra
00727     // entry to the list to make sure completion works even
00728     // if the user starts by typing in the last name.
00729     QString name( addr.realName().simplifyWhiteSpace() );
00730     if( name.endsWith("\"") )
00731       name.truncate( name.length()-1 );
00732     if( name.startsWith("\"") )
00733       name = name.mid( 1 );
00734 
00735     // While we're here also add "email (full name)" for completion on the email
00736     if ( !name.isEmpty() )
00737       addCompletionItem( addr.preferredEmail() + " (" + name + ")", weight, source );
00738 
00739     bool bDone = false;
00740     int i = -1;
00741     while( ( i = name.findRev(' ') ) > 1 && !bDone ) {
00742       QString sLastName( name.mid( i+1 ) );
00743       if( ! sLastName.isEmpty() &&
00744             2 <= sLastName.length() &&   // last names must be at least 2 chars long
00745           ! sLastName.endsWith(".") ) { // last names must not end with a dot (like "Jr." or "Sr.")
00746         name.truncate( i );
00747         if( !name.isEmpty() ){
00748           sLastName.prepend( "\"" );
00749           sLastName.append( ", " + name + "\" <" );
00750         }
00751         QString sExtraEntry( sLastName );
00752         sExtraEntry.append( tmp.isEmpty() ? addr.preferredEmail() : tmp );
00753         sExtraEntry.append( ">" );
00754         //kdDebug(5300) << "AddresseeLineEdit::addContact() added extra \"" << sExtraEntry.simplifyWhiteSpace() << "\" weight=" << weight << endl;
00755         addCompletionItem( sExtraEntry.simplifyWhiteSpace(), weight, source );
00756         bDone = true;
00757       }
00758       if( !bDone ) {
00759         name.truncate( i );
00760         if( name.endsWith("\"") )
00761           name.truncate( name.length()-1 );
00762       }
00763     }
00764 #endif
00765   }
00766 }
00767 
00768 void AddresseeLineEdit::addCompletionItem( const QString& string, int weight, int completionItemSource, const QStringList * keyWords )
00769 {
00770   // Check if there is an exact match for item already, and use the max weight if so.
00771   // Since there's no way to get the information from KCompletion, we have to keep our own QMap
00772   CompletionItemsMap::iterator it = s_completionItemMap->find( string );
00773   if ( it != s_completionItemMap->end() ) {
00774     weight = QMAX( ( *it ).first, weight );
00775     ( *it ).first = weight;
00776   } else {
00777     s_completionItemMap->insert( string, qMakePair( weight, completionItemSource ) );
00778   }
00779   if ( keyWords == 0 )
00780     s_completion->addItem( string, weight );
00781   else
00782     s_completion->addItemWithKeys( string, weight, keyWords );
00783 }
00784 
00785 void AddresseeLineEdit::slotStartLDAPLookup()
00786 {
00787   KGlobalSettings::Completion  mode = completionMode();
00788 
00789   if ( mode == KGlobalSettings::CompletionNone  )
00790     return;
00791 
00792   if ( !s_LDAPSearch->isAvailable() ) {
00793     return;
00794   }
00795   if (  s_LDAPLineEdit != this )
00796     return;
00797 
00798   startLoadingLDAPEntries();
00799 }
00800 
00801 void AddresseeLineEdit::stopLDAPLookup()
00802 {
00803   s_LDAPSearch->cancelSearch();
00804   s_LDAPLineEdit = NULL;
00805 }
00806 
00807 void AddresseeLineEdit::startLoadingLDAPEntries()
00808 {
00809   QString s( *s_LDAPText );
00810   // TODO cache last?
00811   QString prevAddr;
00812   int n = s.findRev( ',' );
00813   if ( n >= 0 ) {
00814     prevAddr = s.left( n + 1 ) + ' ';
00815     s = s.mid( n + 1, 255 ).stripWhiteSpace();
00816   }
00817 
00818   if ( s.isEmpty() )
00819     return;
00820 
00821   //loadContacts(); // TODO reuse these?
00822   s_LDAPSearch->startSearch( s );
00823 }
00824 
00825 void AddresseeLineEdit::slotLDAPSearchData( const KPIM::LdapResultList& adrs )
00826 {
00827   if ( adrs.isEmpty() || s_LDAPLineEdit != this )
00828     return;
00829 
00830   for ( KPIM::LdapResultList::ConstIterator it = adrs.begin(); it != adrs.end(); ++it ) {
00831     KABC::Addressee addr;
00832     addr.setNameFromString( (*it).name );
00833     addr.setEmails( (*it).email );
00834 
00835     if ( !s_ldapClientToCompletionSourceMap->contains( (*it).clientNumber ) )
00836       updateLDAPWeights(); // we got results from a new source, so update the completion sources
00837 
00838     addContact( addr, (*it).completionWeight, (*s_ldapClientToCompletionSourceMap)[ (*it ).clientNumber ]  );
00839   }
00840 
00841   if ( (hasFocus() || completionBox()->hasFocus() )
00842        && completionMode() != KGlobalSettings::CompletionNone
00843        && completionMode() != KGlobalSettings::CompletionShell ) {
00844     setText( m_previousAddresses + m_searchString );
00845     // only complete again if the user didn't change the selection while we were waiting
00846     // otherwise the completion box will be closed
00847     if ( m_searchString.stripWhiteSpace() != completionBox()->currentText().stripWhiteSpace() )
00848       doCompletion( m_lastSearchMode );
00849   }
00850 }
00851 
00852 void AddresseeLineEdit::setCompletedItems( const QStringList& items, bool autoSuggest )
00853 {
00854     KCompletionBox* completionBox = this->completionBox();
00855 
00856     if ( !items.isEmpty() &&
00857          !(items.count() == 1 && m_searchString == items.first()) )
00858     {
00859         QString oldCurrentText = completionBox->currentText();
00860         QListBoxItem *itemUnderMouse = completionBox->itemAt(
00861             completionBox->viewport()->mapFromGlobal(QCursor::pos()) );
00862         QString oldTextUnderMouse;
00863         QPoint oldPosOfItemUnderMouse;
00864         if ( itemUnderMouse ) {
00865             oldTextUnderMouse = itemUnderMouse->text();
00866             oldPosOfItemUnderMouse = completionBox->itemRect( itemUnderMouse ).topLeft();
00867         }
00868 
00869         completionBox->setItems( items );
00870 
00871         if ( !completionBox->isVisible() ) {
00872           if ( !m_searchString.isEmpty() )
00873             completionBox->setCancelledText( m_searchString );
00874           completionBox->popup();
00875           // we have to install the event filter after popup(), since that
00876           // calls show(), and that's where KCompletionBox installs its filter.
00877           // We want to be first, though, so do it now.
00878           if ( s_completion->order() == KCompletion::Weighted )
00879             qApp->installEventFilter( this );
00880         }
00881 
00882         // Try to re-select what was selected before, otherrwise use the first
00883         // item, if there is one
00884         QListBoxItem* item = 0;
00885         if ( oldCurrentText.isEmpty()
00886            || ( item = completionBox->findItem( oldCurrentText ) ) == 0 ) {
00887             item = completionBox->item( 1 );
00888         }
00889         if ( item )
00890         {
00891           if ( itemUnderMouse ) {
00892               QListBoxItem *newItemUnderMouse = completionBox->findItem( oldTextUnderMouse );
00893               // if the mouse was over an item, before, but now that's elsewhere,
00894               // move the cursor, so folks don't accidently click the wrong item
00895               if ( newItemUnderMouse ) {
00896                   QRect r = completionBox->itemRect( newItemUnderMouse );
00897                   QPoint target = r.topLeft();
00898                   if ( oldPosOfItemUnderMouse != target ) {
00899                       target.setX( target.x() + r.width()/2 );
00900                       QCursor::setPos( completionBox->viewport()->mapToGlobal(target) );
00901                   }
00902               }
00903           }
00904           completionBox->blockSignals( true );
00905           completionBox->setSelected( item, true );
00906           completionBox->setCurrentItem( item );
00907           completionBox->ensureCurrentVisible();
00908 
00909           completionBox->blockSignals( false );
00910         }
00911 
00912         if ( autoSuggest )
00913         {
00914             int index = items.first().find( m_searchString );
00915             QString newText = items.first().mid( index );
00916             setUserSelection(false);
00917             setCompletedText(newText,true);
00918         }
00919     }
00920     else
00921     {
00922         if ( completionBox && completionBox->isVisible() ) {
00923             completionBox->hide();
00924             completionBox->setItems( QStringList() );
00925         }
00926     }
00927 }
00928 
00929 QPopupMenu* AddresseeLineEdit::createPopupMenu()
00930 {
00931   QPopupMenu *menu = KLineEdit::createPopupMenu();
00932   if ( !menu )
00933     return 0;
00934 
00935   if ( m_useCompletion ){
00936     menu->setItemVisible( ShortAutoCompletion, false );
00937     menu->setItemVisible( PopupAutoCompletion, false );
00938     menu->insertItem( i18n( "Configure Completion Order..." ),
00939                       this, SLOT( slotEditCompletionOrder() ) );
00940   }
00941   return menu;
00942 }
00943 
00944 void AddresseeLineEdit::slotEditCompletionOrder()
00945 {
00946   init(); // for s_LDAPSearch
00947   CompletionOrderEditor editor( s_LDAPSearch, this );
00948   editor.exec();
00949   if ( m_useCompletion ) {
00950     updateLDAPWeights();
00951     s_addressesDirty = true;
00952   }
00953 }
00954 
00955 void KPIM::AddresseeLineEdit::slotIMAPCompletionOrderChanged()
00956 {
00957   if ( m_useCompletion )
00958     s_addressesDirty = true;
00959 }
00960 
00961 void KPIM::AddresseeLineEdit::slotUserCancelled( const QString& cancelText )
00962 {
00963   if ( s_LDAPSearch && s_LDAPLineEdit == this )
00964     stopLDAPLookup();
00965   userCancelled( m_previousAddresses + cancelText ); // in KLineEdit
00966 }
00967 
00968 void AddresseeLineEdit::updateSearchString()
00969 {
00970   m_searchString = text();
00971 
00972   int n = -1;
00973   bool inQuote = false;
00974   uint searchStringLength = m_searchString.length();
00975   for ( uint i = 0; i < searchStringLength; ++i ) {
00976     if ( m_searchString[ i ] == '"' ) {
00977       inQuote = !inQuote;
00978     }
00979     if ( m_searchString[ i ] == '\\' &&
00980          (i + 1) < searchStringLength && m_searchString[ i + 1 ] == '"' ) {
00981       ++i;
00982     }
00983     if ( inQuote ) {
00984       continue;
00985     }
00986     if ( i < searchStringLength &&
00987          ( m_searchString[ i ] == ',' ||
00988            ( m_useSemiColonAsSeparator && m_searchString[ i ] == ';' ) ) ) {
00989       n = i;
00990     }
00991   }
00992 
00993   if ( n >= 0 ) {
00994     ++n; // Go past the ","
00995 
00996     int len = m_searchString.length();
00997 
00998     // Increment past any whitespace...
00999     while ( n < len && m_searchString[ n ].isSpace() )
01000       ++n;
01001 
01002     m_previousAddresses = m_searchString.left( n );
01003     m_searchString = m_searchString.mid( n ).stripWhiteSpace();
01004   } else {
01005     m_previousAddresses = QString::null;
01006   }
01007 }
01008 
01009 void KPIM::AddresseeLineEdit::slotCompletion()
01010 {
01011   // Called by KLineEdit's keyPressEvent for CompletionModes Auto,Popup -> new text, update search string
01012   // not called for CompletionShell, this is been taken care of in AddresseeLineEdit::keyPressEvent
01013   updateSearchString();
01014   if ( completionBox() )
01015     completionBox()->setCancelledText( m_searchString );
01016   doCompletion( false );
01017 }
01018 
01019 // not cached, to make sure we get an up-to-date value when it changes
01020 KCompletion::CompOrder KPIM::AddresseeLineEdit::completionOrder()
01021 {
01022   KConfig config( "kpimcompletionorder" );
01023   config.setGroup( "General" );
01024   const QString order = config.readEntry( "CompletionOrder", "Weighted" );
01025 
01026   if ( order == "Weighted" )
01027     return KCompletion::Weighted;
01028   else
01029     return KCompletion::Sorted;
01030 }
01031 
01032 int KPIM::AddresseeLineEdit::addCompletionSource( const QString &source, int weight )
01033 {
01034   QMap<QString,int>::iterator it = s_completionSourceWeights->find( source );
01035   if ( it == s_completionSourceWeights->end() )
01036     s_completionSourceWeights->insert( source, weight );
01037   else
01038     (*s_completionSourceWeights)[source] = weight;
01039 
01040   int sourceIndex = s_completionSources->findIndex( source );
01041   if ( sourceIndex == -1 ) {
01042     s_completionSources->append( source );
01043     return s_completionSources->size() - 1;
01044   }
01045   else
01046     return sourceIndex;
01047 }
01048 
01049 bool KPIM::AddresseeLineEdit::eventFilter(QObject *obj, QEvent *e)
01050 {
01051   if ( obj == completionBox() ) {
01052     if ( e->type() == QEvent::MouseButtonPress ||
01053          e->type() == QEvent::MouseMove ||
01054          e->type() == QEvent::MouseButtonRelease ||
01055          e->type() == QEvent::MouseButtonDblClick ) {
01056       QMouseEvent* me = static_cast<QMouseEvent*>( e );
01057       // find list box item at the event position
01058       QListBoxItem *item = completionBox()->itemAt( me->pos() );
01059       if ( !item ) {
01060         // In the case of a mouse move outside of the box we don't want
01061         // the parent to fuzzy select a header by mistake.
01062         bool eat = e->type() == QEvent::MouseMove;
01063         return eat;
01064       }
01065       // avoid selection of headers on button press, or move or release while
01066       // a button is pressed
01067       if ( e->type() == QEvent::MouseButtonPress
01068           || me->state() & LeftButton || me->state() & MidButton
01069           || me->state() & RightButton ) {
01070         if ( itemIsHeader(item) ) {
01071           return true; // eat the event, we don't want anything to happen
01072         } else {
01073           // if we are not on one of the group heading, make sure the item
01074           // below or above is selected, not the heading, inadvertedly, due
01075           // to fuzzy auto-selection from QListBox
01076           completionBox()->setCurrentItem( item );
01077           completionBox()->setSelected( completionBox()->index( item ), true );
01078           if ( e->type() == QEvent::MouseMove )
01079             return true; // avoid fuzzy selection behavior
01080         }
01081       }
01082     }
01083   }
01084   if ( ( obj == this ) &&
01085      ( e->type() == QEvent::AccelOverride ) ) {
01086     QKeyEvent *ke = static_cast<QKeyEvent*>( e );
01087     if ( ke->key() == Key_Up || ke->key() == Key_Down || ke->key() == Key_Tab ) {
01088       ke->accept();
01089       return true;
01090     }
01091   }
01092   if ( ( obj == this ) &&
01093        ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) &&
01094        completionBox()->isVisible() ) {
01095     QKeyEvent *ke = static_cast<QKeyEvent*>( e );
01096     int currentIndex = completionBox()->currentItem();
01097     if ( currentIndex < 0 ) {
01098       return true;
01099     }
01100 
01101     if ( ke->key() == Key_Up ) {
01102       //kdDebug() << "EVENTFILTER: Key_Up currentIndex=" << currentIndex << endl;
01103       // figure out if the item we would be moving to is one we want
01104       // to ignore. If so, go one further
01105       QListBoxItem *itemAbove = completionBox()->item( currentIndex );
01106       if ( itemAbove && itemIsHeader(itemAbove) ) {
01107         // there is a header above us, check if there is even further up
01108         // and if so go one up, so it'll be selected
01109         if ( currentIndex > 0 && completionBox()->item( currentIndex - 1 ) ) {
01110           //kdDebug() << "EVENTFILTER: Key_Up -> skipping " << currentIndex - 1 << endl;
01111           completionBox()->setCurrentItem( itemAbove->prev() );
01112           completionBox()->setSelected( currentIndex - 1, true );
01113         } else if ( currentIndex == 0 ) {
01114             // nothing to skip to, let's stay where we are, but make sure the
01115             // first header becomes visible, if we are the first real entry
01116             completionBox()->ensureVisible( 0, 0 );
01117             //Kolab issue 2941: be sure to add email even if it's the only element.
01118             if ( itemIsHeader( completionBox()->item( currentIndex ) ) ) {
01119               currentIndex++;
01120             }
01121             completionBox()->setCurrentItem( itemAbove );
01122             completionBox()->setSelected( currentIndex, true );
01123         }
01124         return true;
01125       }
01126     } else if ( ke->key() == Key_Down  ) {
01127       // same strategy for downwards
01128       //kdDebug() << "EVENTFILTER: Key_Down. currentIndex=" << currentIndex << endl;
01129       QListBoxItem *itemBelow = completionBox()->item( currentIndex );
01130       if ( itemBelow && itemIsHeader( itemBelow ) ) {
01131         if ( completionBox()->item( currentIndex + 1 ) ) {
01132           //kdDebug() << "EVENTFILTER: Key_Down -> skipping " << currentIndex+1 << endl;
01133           completionBox()->setCurrentItem( itemBelow->next() );
01134           completionBox()->setSelected( currentIndex + 1, true );
01135         } else {
01136           // nothing to skip to, let's stay where we are
01137           completionBox()->setCurrentItem( itemBelow );
01138           completionBox()->setSelected( currentIndex, true );
01139         }
01140         return true;
01141       }
01142       // special case of the last and only item in the list needing selection
01143       if ( !itemBelow && currentIndex == 1 ) {
01144         completionBox()->setSelected( currentIndex, true );
01145       }
01146       // special case of the initial selection, which is unfortunately a header.
01147       // Setting it to selected tricks KCompletionBox into not treating is special
01148       // and selecting making it current, instead of the one below.
01149       QListBoxItem *item = completionBox()->item( currentIndex );
01150       if ( item && itemIsHeader(item) ) {
01151         completionBox()->setSelected( currentIndex, true );
01152        }
01153     } else if ( e->type() == QEvent::KeyRelease &&
01154                 ( ke->key() == Key_Tab || ke->key() == Key_Backtab ) ) {
01155       //kdDebug() << "EVENTFILTER: Key_Tab. currentIndex=" << currentIndex << endl;
01157       QListBoxItem *myHeader = 0;
01158       const int iterationstep = ke->key() == Key_Tab ?  1 : -1;
01159       int i = QMIN( QMAX( currentIndex - iterationstep, 0 ), completionBox()->count() - 1 );
01160       while ( i>=0 ) {
01161         if ( itemIsHeader( completionBox()->item(i) ) ) {
01162           myHeader = completionBox()->item( i );
01163           break;
01164         }
01165         i--;
01166       }
01167       Q_ASSERT( myHeader ); // we should always be able to find a header
01168 
01169       // find the next header (searching backwards, for Key_Backtab)
01170       QListBoxItem *nextHeader = 0;
01171       // when iterating forward, start at the currentindex, when backwards,
01172       // one up from our header, or at the end
01173       uint j;
01174       if ( ke->key() == Key_Tab ) {
01175         j = currentIndex;
01176       } else {
01177         i = completionBox()->index( myHeader );
01178         if ( i == 0 ) {
01179           j = completionBox()->count() - 1;
01180         } else {
01181           j = ( i - 1 ) % completionBox()->count();
01182         }
01183       }
01184       while ( ( nextHeader = completionBox()->item( j ) ) && nextHeader != myHeader ) {
01185           if ( itemIsHeader(nextHeader) ) {
01186             break;
01187           }
01188           j = (j + iterationstep) % completionBox()->count();
01189       }
01190       if ( nextHeader && nextHeader != myHeader ) {
01191         QListBoxItem *item = completionBox()->item( j + 1 );
01192         if ( item && !itemIsHeader(item) ) {
01193           completionBox()->setSelected( item, true );
01194           completionBox()->setCurrentItem( item );
01195           completionBox()->ensureCurrentVisible();
01196         }
01197       }
01198       return true;
01199     }
01200   }
01201   return ClickLineEdit::eventFilter( obj, e );
01202 }
01203 
01204 class SourceWithWeight {
01205   public:
01206     int weight;           // the weight of the source
01207     QString sourceName;   // the name of the source, e.g. "LDAP Server"
01208     int index;            // index into s_completionSources
01209 
01210     bool operator< ( const SourceWithWeight &other ) {
01211       if ( weight > other.weight )
01212         return true;
01213       if ( weight < other.weight )
01214         return false;
01215       return sourceName < other.sourceName;
01216     }
01217 };
01218 
01219 const QStringList KPIM::AddresseeLineEdit::getAdjustedCompletionItems( bool fullSearch )
01220 {
01221   QStringList items = fullSearch ?
01222     s_completion->allMatches( m_searchString )
01223     : s_completion->substringCompletion( m_searchString );
01224 
01225   // For weighted mode, the algorithm is the following:
01226   // In the first loop, we add each item to its section (there is one section per completion source)
01227   // We also add spaces in front of the items.
01228   // The sections are appended to the items list.
01229   // In the second loop, we then walk through the sections and add all the items in there to the
01230   // sorted item list, which is the final result.
01231   //
01232   // The algo for non-weighted mode is different.
01233 
01234   int lastSourceIndex = -1;
01235   unsigned int i = 0;
01236 
01237   // Maps indices of the items list, which are section headers/source items,
01238   // to a QStringList which are the items of that section/source.
01239   QMap<int, QStringList> sections;
01240   QStringList sortedItems;
01241   for ( QStringList::Iterator it = items.begin(); it != items.end(); ++it, ++i ) {
01242     CompletionItemsMap::const_iterator cit = s_completionItemMap->find(*it);
01243     if ( cit == s_completionItemMap->end() )
01244       continue;
01245     int idx = (*cit).second;
01246 
01247     if ( s_completion->order() == KCompletion::Weighted ) {
01248       if ( lastSourceIndex == -1 || lastSourceIndex != idx ) {
01249         const QString sourceLabel(  (*s_completionSources)[idx] );
01250         if ( sections.find(idx) == sections.end() ) {
01251           items.insert( it, sourceLabel );
01252         }
01253         lastSourceIndex = idx;
01254       }
01255       (*it) = (*it).prepend( s_completionItemIndentString );
01256       // remove preferred email sort <blank> added in  addContact()
01257       (*it).replace( "  <", " <" );
01258     }
01259     sections[idx].append( *it );
01260 
01261     if ( s_completion->order() == KCompletion::Sorted ) {
01262       sortedItems.append( *it );
01263     }
01264   }
01265 
01266   if ( s_completion->order() == KCompletion::Weighted ) {
01267 
01268     // Sort the sections
01269     QValueList<SourceWithWeight> sourcesAndWeights;
01270     for ( uint i = 0; i < s_completionSources->size(); i++ ) {
01271       SourceWithWeight sww;
01272       sww.sourceName = (*s_completionSources)[i];
01273       sww.weight = (*s_completionSourceWeights)[sww.sourceName];
01274       sww.index = i;
01275       sourcesAndWeights.append( sww );
01276     }
01277     qHeapSort( sourcesAndWeights );
01278 
01279     // Add the sections and their items to the final sortedItems result list
01280     for( uint i = 0; i < sourcesAndWeights.size(); i++ ) {
01281       QStringList sectionItems = sections[sourcesAndWeights[i].index];
01282       if ( !sectionItems.isEmpty() ) {
01283         sortedItems.append( sourcesAndWeights[i].sourceName );
01284         QStringList sectionItems = sections[sourcesAndWeights[i].index];
01285         for ( QStringList::Iterator sit( sectionItems.begin() ), send( sectionItems.end() );
01286               sit != send; ++sit ) {
01287           sortedItems.append( *sit );
01288         }
01289       }
01290     }
01291   } else {
01292     sortedItems.sort();
01293   }
01294   return sortedItems;
01295 }
01296 #include "addresseelineedit.moc"
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