Initial conversion of kdepim to TQt

This will probably require some tweaking before it will build under Qt4,
however Qt3 builds are OK.  Any alterations this commit makes to kdepim
behaviour under Qt3 are unintentional and should be fixed.


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1227832 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

98 files changed, 578 insertions, 516 deletions

diff --git a/knode/ChangeLog b/knode/ChangeLog
index f9585f5f5..646df19d0 100644
--- a/knode/ChangeLog
+++ b/knode/ChangeLog
@@ -130,7 +130,7 @@ changes between 0.1.13 and 0.3.2
 - ability to display attachments inline
 - posting of MIME multipart-messages (attachments)
 - significantly improved composer:
-  + all standard editor features (find, replace, select all, ...)
+  + all standard editor features (tqfind, tqreplace, select all, ...)
   + spellchecker
   + optional external editor
   + nice attachment handling
diff --git a/knode/articlewidget.cpp b/knode/articlewidget.cpp
index 491d2c9b1..301c9bb58 100644
--- a/knode/articlewidget.cpp
+++ b/knode/articlewidget.cpp
@@ -75,11 +75,11 @@ using namespace KNode;
 
 TQValueList<ArticleWidget*> ArticleWidget::mInstances;
 
-ArticleWidget::ArticleWidget( TQWidget *parent,
+ArticleWidget::ArticleWidget( TQWidget *tqparent,
                               KXMLGUIClient *guiClient,
                               KActionCollection *actionCollection,
                               const char *name ) :
-  TQWidget( parent, name ),
+  TQWidget( tqparent, name ),
   mArticle( 0 ),
   mViewer( 0 ),
   mCSSHelper( 0 ),
@@ -139,7 +139,7 @@ void ArticleWidget::initActions()
   mPrintAction = KStdAction::print( this, TQT_SLOT(slotPrint()), mActionCollection );
   mCopySelectionAction = KStdAction::copy( this, TQT_SLOT(slotCopySelection()), mActionCollection );
   mSelectAllAction = KStdAction::selectAll( this, TQT_SLOT(slotSelectAll()), mActionCollection );
-  mFindAction = KStdAction::find( this, TQT_SLOT(slotFind()), mActionCollection, "find_in_article" );
+  mFindAction = KStdAction::tqfind( this, TQT_SLOT(slotFind()), mActionCollection, "find_in_article" );
   mFindAction->setText( i18n("F&ind in Article...") );
   mViewSourceAction = new KAction( i18n("&View Source"),  Key_V , this,
     TQT_SLOT(slotViewSource()), mActionCollection, "article_viewSource" );
@@ -374,7 +374,7 @@ void ArticleWidget::displayArticle()
   mViewer->view()->ensureVisible( 0, 0 );
 
   if ( !mArticle->hasContent() ) {
-    displayErrorMessage( i18n("The article tqcontains no data.") );
+    displayErrorMessage( i18n("The article contains no data.") );
     return;
   }
 
@@ -410,12 +410,12 @@ void ArticleWidget::displayArticle()
   // signature, we show a nice header:
   TQPtrList<Kpgp::Block> pgpBlocks;
   TQStrList nonPgpBlocks;
-  bool tqcontainsPGP = Kpgp::Module::prepareMessageForDecryption( mArticle->body(), pgpBlocks, nonPgpBlocks );
+  bool containsPGP = Kpgp::Module::prepareMessageForDecryption( mArticle->body(), pgpBlocks, nonPgpBlocks );
 
   mViewer->write ( html );
   html = TQString();
 
-  if ( tqcontainsPGP ) {
+  if ( containsPGP ) {
     TQPtrListIterator<Kpgp::Block> pbit( pgpBlocks );
     TQStrListIterator npbit( nonPgpBlocks );
     TQTextCodec *codec;
@@ -490,7 +490,7 @@ void ArticleWidget::displayArticle()
       }
     }
     else {
-      if ( !tqcontainsPGP ) {
+      if ( !containsPGP ) {
         TQStringList lines;
         text->decodedText( lines, true, cfgMgr->readNewsViewer()->removeTrailingNewlines() );
         displayBodyBlock( lines );
@@ -535,7 +535,7 @@ void ArticleWidget::displayErrorMessage( const TQString &msg )
   KNConfigManager *cfgMgr = knGlobals.configManager();
   if ( cfgMgr->readNewsGeneral()->autoMark() &&
        mArticle && mArticle->type() == KMime::Base::ATremote && !mArticle->isOrphant() &&
-       ( msg.find("430") != -1 || msg.find("423") != -1 ) ) {
+       ( msg.tqfind("430") != -1 || msg.tqfind("423") != -1 ) ) {
     KNRemoteArticle::List l;
     l.append( static_cast<KNRemoteArticle*>( mArticle ) );
     knGlobals.articleManager()->setRead( l, true );
@@ -836,7 +836,7 @@ void ArticleWidget::displayAttachment( KMime::Content *att, int partNum )
   TQString label = ct->name();
   if ( label.isEmpty() )
     label = i18n("unnamed" );
-  // if label consists of only whitespace tqreplace them by underscores
+  // if label consists of only whitespace replace them by underscores
   if ( (uint)label.tqcontains( ' ' ) == label.length() )
     label.tqreplace( TQRegExp( " ", true, true ), "_" );
   label = toHtmlString( label, None );
@@ -882,7 +882,7 @@ void ArticleWidget::displayAttachment( KMime::Content *att, int partNum )
   } else { // icon
     TQCString mimetype = ct->mimeType();
     KPIM::kAsciiToLower( mimetype.data() );
-    TQString iconName = KMimeType::mimeType( mimetype )->icon( TQString::null, false );
+    TQString iconName = KMimeType::mimeType( mimetype )->icon( TQString(), false );
     TQString iconFile = KGlobal::instance()->iconLoader()->iconPath( iconName, KIcon::Desktop );
     html += "<div><a href=\"" + href + "\"><img src=\"" +
             iconFile + "\" border=\"0\">" + label +
@@ -928,7 +928,7 @@ int ArticleWidget::quotingDepth( const TQString &line, const TQString &quoteChar
     // skip spaces
     if ( line[i].isSpace() )
       continue;
-    if ( quoteChars.find( line[i] ) != -1 )
+    if ( quoteChars.tqfind( line[i] ) != -1 )
       ++level;
     else
       break;
@@ -972,7 +972,7 @@ void ArticleWidget::updateContents()
 TQString ArticleWidget::writeAttachmentToTempFile( KMime::Content *att, int partNum )
 {
   // more or less KMail code
-  KTempFile *tempFile = new KTempFile( TQString::null, "." + TQString::number( partNum ) );
+  KTempFile *tempFile = new KTempFile( TQString(), "." + TQString::number( partNum ) );
   tempFile->setAutoDelete( true );
   TQString fname = tempFile->name();
   delete tempFile;
@@ -981,7 +981,7 @@ TQString ArticleWidget::writeAttachmentToTempFile( KMime::Content *att, int part
     // Not there or not writable
     if( ::mkdir( TQFile::encodeName( fname ), 0 ) != 0
         || ::chmod( TQFile::encodeName( fname ), S_IRWXU ) != 0 )
-      return TQString::null; //failed create
+      return TQString(); //failed create
 
   Q_ASSERT( !fname.isNull() );
 
@@ -1000,7 +1000,7 @@ TQString ArticleWidget::writeAttachmentToTempFile( KMime::Content *att, int part
   size_t size = data.size();
   // ### KMail does crlf2lf conversion here before writing the file
   if( !KPIM::kBytesToFile( data.data(), size, fname, false, false, false ) )
-    return TQString::null;
+    return TQString();
 
   mTempFiles.append( fname );
   // make file read-only so that nobody gets the impression that he might
@@ -1167,7 +1167,7 @@ void ArticleWidget::slotURLClicked( const KURL &url, bool forceOpen)
     KMime::Content *c = mAttachments.at( partNum );
     if ( !c )
       return;
-    // TODO: tqreplace with message box as done in KMail
+    // TODO: replace with message box as done in KMail
     KNConfigManager *cfgMgr = knGlobals.configManager();
     if ( forceOpen || cfgMgr->readNewsViewer()->openAttachmentsOnClick() )
       knGlobals.articleManager()->openContent( c );
@@ -1240,7 +1240,7 @@ void ArticleWidget::slotSelectAll()
 
 void ArticleWidget::slotFind()
 {
-  mViewer->tqfindText();
+  mViewer->findText();
 }
 
 
@@ -1408,8 +1408,8 @@ void ArticleWidget::slotCopyURL()
     address = mCurrentURL.path();
   else
     address = mCurrentURL.url();
-  TQApplication::clipboard()->setText( address, QClipboard::Clipboard );
-  TQApplication::clipboard()->setText( address, QClipboard::Selection );
+  TQApplication::clipboard()->setText( address, TQClipboard::Clipboard );
+  TQApplication::clipboard()->setText( address, TQClipboard::Selection );
 }
 
 void ArticleWidget::slotAddBookmark()
diff --git a/knode/articlewidget.h b/knode/articlewidget.h
index 2d44fdfc8..7333bf5d0 100644
--- a/knode/articlewidget.h
+++ b/knode/articlewidget.h
@@ -53,10 +53,11 @@ class CSSHelper;
 class ArticleWidget : public TQWidget, public KNJobConsumer {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     /// Construct a new article widget
-    ArticleWidget( TQWidget *parent,
+    ArticleWidget( TQWidget *tqparent,
                    KXMLGUIClient *guiClient,
                    KActionCollection *actionCollection,
                    const char *name = 0 );
@@ -125,7 +126,7 @@ class ArticleWidget : public TQWidget, public KNJobConsumer {
     /// displays the given error message in the viewer
     void displayErrorMessage( const TQString &msg );
 
-    /// display the message header (should be tqreplaced by KMail's HeaderStyle class)
+    /// display the message header (should be replaced by KMail's HeaderStyle class)
     void displayHeader();
     /** displays the given text block, including quote and signature handling
      *  @param lines A list of lines to display.
diff --git a/knode/filters/1.fltr b/knode/filters/1.fltr
index f66021cd3..16e644570 100644
--- a/knode/filters/1.fltr
+++ b/knode/filters/1.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/2.fltr b/knode/filters/2.fltr
index 7b11f48e2..f9f7b84fa 100644
--- a/knode/filters/2.fltr
+++ b/knode/filters/2.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=true
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/3.fltr b/knode/filters/3.fltr
index e7c3e0f6e..82139623e 100644
--- a/knode/filters/3.fltr
+++ b/knode/filters/3.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/4.fltr b/knode/filters/4.fltr
index 4972266fd..ee6cb67b8 100644
--- a/knode/filters/4.fltr
+++ b/knode/filters/4.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/5.fltr b/knode/filters/5.fltr
index 24ca696b0..1386f4d7e 100644
--- a/knode/filters/5.fltr
+++ b/knode/filters/5.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=true
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/6.fltr b/knode/filters/6.fltr
index 7ad3d6124..867e80292 100644
--- a/knode/filters/6.fltr
+++ b/knode/filters/6.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/7.fltr b/knode/filters/7.fltr
index 81fec0cde..07f16f3b9 100644
--- a/knode/filters/7.fltr
+++ b/knode/filters/7.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=%MYNAME
-contains=true
+tqcontains=true
 enabled=true
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/filters/8.fltr b/knode/filters/8.fltr
index 5978c616f..dc0859ff1 100644
--- a/knode/filters/8.fltr
+++ b/knode/filters/8.fltr
@@ -6,7 +6,7 @@ val1=0
 val2=0
 [FROM]
 Data=%MYNAME
-contains=true
+tqcontains=true
 enabled=true
 regX=false
 [GENERAL]
@@ -37,6 +37,6 @@ EN_R=false
 EN_US=false
 [SUBJECT]
 Data=
-contains=true
+tqcontains=true
 enabled=false
 regX=false
diff --git a/knode/headerview.cpp b/knode/headerview.cpp
index be497e6dc..0007ffe67 100644
--- a/knode/headerview.cpp
+++ b/knode/headerview.cpp
@@ -32,8 +32,8 @@
 #include "knmainwidget.h"
 
 
-KNHeaderView::KNHeaderView(TQWidget *parent, const char *name) :
-  KListView(parent,name),
+KNHeaderView::KNHeaderView(TQWidget *tqparent, const char *name) :
+  KListView(tqparent,name),
   mSortCol( -1 ),
   mSortAsc( true ),
   mSortByThreadChangeDate( false ),
@@ -61,8 +61,8 @@ KNHeaderView::KNHeaderView(TQWidget *parent, const char *name) :
   setRootIsDecorated( true );
   setSorting( mPaintInfo.dateCol );
   header()->setMovingEnabled( true );
-  setColumnAlignment( mPaintInfo.sizeCol, Qt::AlignRight );
-  setColumnAlignment( mPaintInfo.scoreCol, Qt::AlignRight );
+  setColumnAlignment( mPaintInfo.sizeCol, TQt::AlignRight );
+  setColumnAlignment( mPaintInfo.scoreCol, TQt::AlignRight );
 
   // due to our own column text squeezing we need to tqrepaint on column resizing
   disconnect( header(), TQT_SIGNAL(sizeChange(int, int, int)) );
@@ -171,11 +171,11 @@ void KNHeaderView::ensureItemVisibleWithMargin( const TQListViewItem *i )
   if ( !i )
     return;
 
- TQListViewItem *parent = i->parent();
-  while ( parent ) {
-    if ( !parent->isOpen() )
-      parent->setOpen( true );
-    parent = parent->parent();
+ TQListViewItem *tqparent = i->tqparent();
+  while ( tqparent ) {
+    if ( !tqparent->isOpen() )
+      tqparent->setOpen( true );
+    tqparent = tqparent->tqparent();
   }
 
   mDelayedCenter = -1;
@@ -582,9 +582,9 @@ void KNHeaderView::resetCurrentTime()
 
 //BEGIN: KNHeaderViewToolTip ==================================================
 
-KNHeaderViewToolTip::KNHeaderViewToolTip( KNHeaderView *parent ) :
-  TQToolTip( parent->viewport() ),
-  listView( parent )
+KNHeaderViewToolTip::KNHeaderViewToolTip( KNHeaderView *tqparent ) :
+  TQToolTip( tqparent->viewport() ),
+  listView( tqparent )
 {
 }
 
diff --git a/knode/headerview.h b/knode/headerview.h
index 519b7d84e..c7d4c9f62 100644
--- a/knode/headerview.h
+++ b/knode/headerview.h
@@ -27,11 +27,12 @@ class KNHdrViewItem;
 class KNHeaderView : public KListView  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   friend class KNHdrViewItem;
 
   public:
-    KNHeaderView( TQWidget *parent, const char *name = 0 );
+    KNHeaderView( TQWidget *tqparent, const char *name = 0 );
     ~KNHeaderView();
 
     void setActive( TQListViewItem *item );
@@ -107,7 +108,7 @@ class KNHeaderView : public KListView  {
 class KNHeaderViewToolTip : public TQToolTip {
 
   public:
-    KNHeaderViewToolTip( KNHeaderView *parent );
+    KNHeaderViewToolTip( KNHeaderView *tqparent );
 
   protected:
     void maybeTip( const TQPoint &p );
diff --git a/knode/knaccountmanager.cpp b/knode/knaccountmanager.cpp
index 76466ddb1..af319731f 100644
--- a/knode/knaccountmanager.cpp
+++ b/knode/knaccountmanager.cpp
@@ -34,8 +34,8 @@
 KWallet::Wallet* KNAccountManager::mWallet = 0;
 bool KNAccountManager::mWalletOpenFailed = false;
 
-KNAccountManager::KNAccountManager(KNGroupManager *gm, TQObject * parent, const char * name)
-  : TQObject(parent, name), gManager(gm), c_urrentAccount(0),
+KNAccountManager::KNAccountManager(KNGroupManager *gm, TQObject * tqparent, const char * name)
+  : TQObject(tqparent, name), gManager(gm), c_urrentAccount(0),
   mAsyncOpening( false )
 {
   s_mtp = new KNServerInfo();
@@ -168,9 +168,9 @@ bool KNAccountManager::removeAccount(KNNntpAccount *a)
 
     TQDir dir(a->path());
     if (dir.exists()) {
-      const QFileInfoList *list = dir.entryInfoList();  // get list of matching files and delete all
+      const TQFileInfoList *list = dir.entryInfoList();  // get list of matching files and delete all
       if (list) {
-        QFileInfoListIterator it( *list );
+        TQFileInfoListIterator it( *list );
         while (it.current()) {
           dir.remove(it.current()->fileName());
           ++it;
diff --git a/knode/knaccountmanager.h b/knode/knaccountmanager.h
index f871e2be8..53f048b56 100644
--- a/knode/knaccountmanager.h
+++ b/knode/knaccountmanager.h
@@ -27,12 +27,13 @@ class KNNntpAccount;
 class KNServerInfo;
 
 
-class KNAccountManager : public QObject
+class KNAccountManager : public TQObject
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNAccountManager(KNGroupManager *gm, TQObject * parent=0, const char * name=0);
+    KNAccountManager(KNGroupManager *gm, TQObject * tqparent=0, const char * name=0);
     ~KNAccountManager();
 
     void prepareShutdown();
diff --git a/knode/knapplication.h b/knode/knapplication.h
index 68c051e62..66751f9a1 100644
--- a/knode/knapplication.h
+++ b/knode/knapplication.h
@@ -22,6 +22,7 @@
 class KNApplication : public KUniqueApplication
 {
     Q_OBJECT
+  TQ_OBJECT
   public:
     KNApplication(): KUniqueApplication() { };
 
diff --git a/knode/knarticle.cpp b/knode/knarticle.cpp
index 437639d1e..a46b98380 100644
--- a/knode/knarticle.cpp
+++ b/knode/knarticle.cpp
@@ -435,7 +435,7 @@ KNAttachment::KNAttachment(Content *c)
 KNAttachment::KNAttachment(KNLoadHelper *helper)
   : c_ontent(0), l_oadHelper(helper), f_ile(helper->getFile()), i_sAttached(false), h_asChanged(true)
 {
-  setMimeType((KMimeMagic::self()->tqfindFileType(f_ile->name()))->mimeType());
+  setMimeType((KMimeMagic::self()->findFileType(f_ile->name()))->mimeType());
   n_ame=helper->getURL().fileName();
 }
 
@@ -453,7 +453,7 @@ void KNAttachment::setMimeType(const TQString &s)
   m_imeType=s.latin1();
   h_asChanged=true;
 
-  if(m_imeType.find("text/", 0, false)==-1) {
+  if(m_imeType.tqfind("text/", 0, false)==-1) {
     f_b64=true;
     e_ncoding.setCte(Headers::CEbase64);
   }
diff --git a/knode/knarticle.h b/knode/knarticle.h
index e36bfdfe5..798742e17 100644
--- a/knode/knarticle.h
+++ b/knode/knarticle.h
@@ -35,7 +35,7 @@ class KNHdrViewItem;
 class KNArticleCollection;
 
 /** This class encapsulates a generic article. It provides all the
-    usual headers of a RFC822-message. Further more it tqcontains an
+    usual headers of a RFC822-message. Further more it contains an
     unique id and can store a pointer to a @ref TQListViewItem. It is
     used as a base class for all visible articles. */
 
diff --git a/knode/knarticlefactory.cpp b/knode/knarticlefactory.cpp
index 493e2e229..1421b405e 100644
--- a/knode/knarticlefactory.cpp
+++ b/knode/knarticlefactory.cpp
@@ -63,7 +63,7 @@ void KNArticleFactory::createPosting(KNNntpAccount *a)
   art->setDoPost(true);
   art->setDoMail(false);
 
-  KNComposer *c = new KNComposer( art, TQString::null, sig, TQString::null, true );
+  KNComposer *c = new KNComposer( art, TQString(), sig, TQString(), true );
   mCompList.append( c );
   connect(c, TQT_SIGNAL(composerDone(KNComposer*)), this, TQT_SLOT(slotComposerDone(KNComposer*)));
   c->show();
@@ -92,7 +92,7 @@ void KNArticleFactory::createPosting(KNGroup *g)
   art->setDoMail(false);
   art->newsgroups()->fromUnicodeString(g->groupname(), art->defaultCharset());
 
-  KNComposer *c=new KNComposer(art, TQString::null, sig, TQString::null, true);
+  KNComposer *c=new KNComposer(art, TQString(), sig, TQString(), true);
   mCompList.append( c );
   connect(c, TQT_SIGNAL(composerDone(KNComposer*)), this, TQT_SLOT(slotComposerDone(KNComposer*)));
   c->show();
@@ -140,7 +140,7 @@ void KNArticleFactory::createReply(KNRemoteArticle *a, TQString selectedText, bo
       if( post && // user wanted to reply by public posting?
           // ask the user if she wants to ignore this F'up-To: poster
           ( KMessageBox::Yes != KMessageBox::questionYesNo(knGlobals.topWidget,
-                i18n("The author has requested a reply by email instead\nof a followup to the newsgroup. (Followup-To: poster)\nDo you want to reply in public anyway?"), TQString::null, i18n("Reply Public"), i18n("Reply by Email")) ))
+                i18n("The author has requested a reply by email instead\nof a followup to the newsgroup. (Followup-To: poster)\nDo you want to reply in public anyway?"), TQString(), i18n("Reply Public"), i18n("Reply by Email")) ))
       {
         art->setDoPost(false);
         art->setDoMail(true);
@@ -192,7 +192,7 @@ void KNArticleFactory::createReply(KNRemoteArticle *a, TQString selectedText, bo
     authorWantsMailCopies = mailCopiesTo->alwaysCopy();
     if (authorWantsMailCopies)         // warn the user
       KMessageBox::information(knGlobals.topWidget,i18n("The author requested a mail copy of your reply. (Mail-Copies-To header)"),
-                               TQString::null,"mailCopiesToWarning");
+                               TQString(),"mailCopiesToWarning");
     if (authorWantsMailCopies && mailCopiesTo->hasEmail()) {
       address.setName(mailCopiesTo->name());
       address.setEmail(mailCopiesTo->email());
@@ -219,7 +219,7 @@ void KNArticleFactory::createReply(KNRemoteArticle *a, TQString selectedText, bo
   attribution+="\n\n";
 
   TQString quoted=attribution;
-  TQString notRewraped=TQString::null;
+  TQString notRewraped=TQString();
   TQStringList text;
   TQStringList::Iterator line;
   bool incSig=knGlobals.configManager()->postNewsComposer()->includeSignature();
@@ -279,7 +279,7 @@ void KNArticleFactory::createForward(KNArticle *a)
   bool incAtt = ( !knGlobals.configManager()->postNewsTechnical()->useExternalMailer() &&
                   ct->isMultipart() && ct->isSubtype("mixed") &&
                   KMessageBox::Yes == KMessageBox::questionYesNo(knGlobals.topWidget,
-                  i18n("This article tqcontains attachments. Do you want them to be forwarded as well?"), TQString::null, i18n("Forward"), i18n("Do Not Forward"))
+                  i18n("This article contains attachments. Do you want them to be forwarded as well?"), TQString(), i18n("Forward"), i18n("Do Not Forward"))
                 );
 
   if (knGlobals.configManager()->postNewsTechnical()->useOwnCharset())
@@ -341,13 +341,13 @@ void KNArticleFactory::createForward(KNArticle *a)
 
 
   if (knGlobals.configManager()->postNewsTechnical()->useExternalMailer()) {
-    sendMailExternal(TQString::null, subject, fwd);
+    sendMailExternal(TQString(), subject, fwd);
     delete art;
     return;
   }
 
   //open composer
-  KNComposer *c=new KNComposer(art, fwd, sig, TQString::null, true);
+  KNComposer *c=new KNComposer(art, fwd, sig, TQString(), true);
   mCompList.append( c );
   connect(c, TQT_SIGNAL(composerDone(KNComposer*)), this, TQT_SLOT(slotComposerDone(KNComposer*)));
   c->show();
@@ -360,7 +360,7 @@ void KNArticleFactory::createCancel(KNArticle *a)
     return;
 
   if(KMessageBox::No==KMessageBox::questionYesNo(knGlobals.topWidget,
-    i18n("Do you really want to cancel this article?"), TQString::null, i18n("Cancel Article"), KStdGuiItem::cancel()))
+    i18n("Do you really want to cancel this article?"), TQString(), i18n("Cancel Article"), KStdGuiItem::cancel()))
     return;
 
   bool sendNow;
@@ -440,7 +440,7 @@ void KNArticleFactory::createSupersede(KNArticle *a)
     return;
 
   if(KMessageBox::No==KMessageBox::questionYesNo(knGlobals.topWidget,
-    i18n("Do you really want to supersede this article?"), TQString::null, i18n("Supersede"), KStdGuiItem::cancel()))
+    i18n("Do you really want to supersede this article?"), TQString(), i18n("Supersede"), KStdGuiItem::cancel()))
     return;
 
   KNGroup *grp;
@@ -523,7 +523,7 @@ void KNArticleFactory::createMail(KMime::Headers::AddressField *address)
   art->to()->addAddress((*address));
 
   //open composer
-  KNComposer *c=new KNComposer(art, TQString::null, sig, TQString::null, true);
+  KNComposer *c=new KNComposer(art, TQString(), sig, TQString(), true);
   mCompList.append( c );
   connect(c, TQT_SIGNAL(composerDone(KNComposer*)), this, TQT_SLOT(slotComposerDone(KNComposer*)));
   c->show();
@@ -534,7 +534,7 @@ void KNArticleFactory::sendMailExternal(const TQString &address, const TQString
 {
   KURL mailtoURL;
   TQStringList queries;
-  TQString query=TQString::null;
+  TQString query=TQString();
   mailtoURL.setProtocol("mailto");
 
   if (!address.isEmpty())
@@ -596,7 +596,7 @@ void KNArticleFactory::edit(KNLocalArticle *a)
     knGlobals.articleManager()->loadArticle(a);
 
   //open composer
-  com=new KNComposer(a, TQString::null, id->getSignature());
+  com=new KNComposer(a, TQString(), id->getSignature());
   if(id->useSigGenerator() && !id->getSigGeneratorStdErr().isEmpty())
   KMessageBox::information(knGlobals.topWidget,
                             i18n("<qt>The signature generator program produced the "
@@ -880,7 +880,7 @@ KNLocalArticle* KNArticleFactory::newArticle(KNCollection *col, TQString &sig, T
         value.tqreplace(TQRegExp("%EMAIL"), TQString::tqfromLatin1(origPost->from()->email()));
       }
       else
-        if(value.find("%NAME") != -1 || value.find("%EMAIL") != -1)
+        if(value.tqfind("%NAME") != -1 || value.tqfind("%EMAIL") != -1)
           continue;
 
       art->setHeader( new KMime::Headers::Generic( (TQCString("X-")+(*it).name()), art, value, pnt->charset() ) );
@@ -898,7 +898,7 @@ KNLocalArticle* KNArticleFactory::newArticle(KNCollection *col, TQString &sig, T
                                    .arg(id->getSigGeneratorStdErr()));
   }
   else
-    sig=TQString::null;
+    sig=TQString();
 
   return art;
 }
@@ -1073,7 +1073,7 @@ KNSendErrorDialog::KNSendErrorDialog()
   new TQLabel(TQString("<b>%1</b><br>%2").arg(i18n("Errors occurred while sending these articles:"))
                                        .arg(i18n("The unsent articles are stored in the \"Outbox\" folder.")), page);
   j_obs=new KNDialogListBox(true, page);
-  e_rror=new TQLabel(TQString::null, page);
+  e_rror=new TQLabel(TQString(), page);
 
   connect(j_obs, TQT_SIGNAL(highlighted(int)), this, TQT_SLOT(slotHighlighted(int)));
 
diff --git a/knode/knarticlefactory.h b/knode/knarticlefactory.h
index c37c781ab..030ac9f3d 100644
--- a/knode/knarticlefactory.h
+++ b/knode/knarticlefactory.h
@@ -39,6 +39,7 @@ namespace KNConfig {
 class KNArticleFactory : public TQObject , public KNJobConsumer {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     enum replyType { RTgroup, RTmail, RTboth };
@@ -49,14 +50,14 @@ class KNArticleFactory : public TQObject , public KNJobConsumer {
     //factory methods
     void createPosting(KNNntpAccount *a);
     void createPosting(KNGroup *g);
-    void createReply(KNRemoteArticle *a, TQString selectedText=TQString::null, bool post=true, bool mail=false);
+    void createReply(KNRemoteArticle *a, TQString selectedText=TQString(), bool post=true, bool mail=false);
     void createForward(KNArticle *a);
     void createCancel(KNArticle *a);
     void createSupersede(KNArticle *a);
     void createMail(KMime::Headers::AddressField *address);
 
     // send a mail via an external program...
-    void sendMailExternal(const TQString &address=TQString::null, const TQString &subject=TQString::null, const TQString &body=TQString::null);
+    void sendMailExternal(const TQString &address=TQString(), const TQString &subject=TQString(), const TQString &body=TQString());
 
     //article handling
     void edit(KNLocalArticle *a);
@@ -96,6 +97,7 @@ class KNArticleFactory : public TQObject , public KNJobConsumer {
 class KNSendErrorDialog : public KDialogBase  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNSendErrorDialog();
diff --git a/knode/knarticlefilter.cpp b/knode/knarticlefilter.cpp
index bb2f2338b..56460a34f 100644
--- a/knode/knarticlefilter.cpp
+++ b/knode/knarticlefilter.cpp
@@ -189,7 +189,7 @@ void KNArticleFilter::doFilter(KNGroup *g)
 
   if(!l_oaded) load();
 
-  subject.expand(g);  // tqreplace placeholders
+  subject.expand(g);  // replace placeholders
   from.expand(g);
   messageId.expand(g);
   references.expand(g);
@@ -287,7 +287,7 @@ void KNArticleFilter::doFilter(KNFolder *f)
 
   if(!l_oaded) load();
 
-  subject.expand(0);  // tqreplace placeholders
+  subject.expand(0);  // replace placeholders
   from.expand(0);
   messageId.expand(0);
   references.expand(0);
@@ -311,7 +311,7 @@ TQString KNArticleFilter::translatedName()
       else
         return n_ame;
     } else
-      return TQString::null;
+      return TQString();
   } else
     return n_ame;
 }
diff --git a/knode/knarticlemanager.cpp b/knode/knarticlemanager.cpp
index d1aec96a1..4e97c2d2b 100644
--- a/knode/knarticlemanager.cpp
+++ b/knode/knarticlemanager.cpp
@@ -74,21 +74,21 @@ void KNArticleManager::deleteTempFiles()
 }
 
 
-void KNArticleManager::saveContentToFile(KMime::Content *c, TQWidget *parent)
+void KNArticleManager::saveContentToFile(KMime::Content *c, TQWidget *tqparent)
 {
-  KNSaveHelper helper(c->contentType()->name(),parent);
+  KNSaveHelper helper(c->contentType()->name(),tqparent);
 
   TQFile *file = helper.getFile(i18n("Save Attachment"));
 
   if (file) {
     TQByteArray data=c->decodedContent();
     if (file->writeBlock(data.data(), data.size()) == -1 )
-      KNHelper::displayExternalFileError( parent );
+      KNHelper::displayExternalFileError( tqparent );
   }
 }
 
 
-void KNArticleManager::saveArticleToFile(KNArticle *a, TQWidget *parent)
+void KNArticleManager::saveArticleToFile(KNArticle *a, TQWidget *tqparent)
 {
   TQString fName = a->subject()->asUnicodeString();
   TQString s = "";
@@ -101,13 +101,13 @@ void KNArticleManager::saveArticleToFile(KNArticle *a, TQWidget *parent)
   fName = s.simplifyWhiteSpace();
   fName.tqreplace(TQRegExp("[\\s]"),"_");
 
-  KNSaveHelper helper(fName,parent);
+  KNSaveHelper helper(fName,tqparent);
   TQFile *file = helper.getFile(i18n("Save Article"));
 
   if (file) {
     TQCString tmp=a->encodedContent(false);
     if ( file->writeBlock(tmp.data(), tmp.size()) == -1 )
-      KNHelper::displayExternalFileError( parent );
+      KNHelper::displayExternalFileError( tqparent );
   }
 }
 
@@ -140,7 +140,7 @@ TQString KNArticleManager::saveContentToTemp(KMime::Content *c)
   if (tmpFile->status()!=0) {
     KNHelper::displayTempFileError();
     delete tmpFile;
-    return TQString::null;
+    return TQString();
   }
 
   mTempFiles.append(tmpFile);
@@ -272,7 +272,7 @@ void KNArticleManager::showHdrs(bool clear)
 
     }
 
-    if (current && !current->filterResult()) {   // try to find a parent that is visible
+    if (current && !current->filterResult()) {   // try to find a tqparent that is visible
       int idRef;
       while (current && !current->filterResult()) {
         idRef=current->idRef();
@@ -324,7 +324,7 @@ void KNArticleManager::showHdrs(bool clear)
     knGlobals.top->articleViewer()->setArticle( 0 );
   }
 
-  knGlobals.seStatusMsg(TQString::null);
+  knGlobals.seStatusMsg(TQString());
   updateStatusString();
   knGlobals.top->setCursorBusy(false);
 }
@@ -997,7 +997,7 @@ void KNArticleManager::updateStatusString()
     if(f_ilter)
       knGlobals.seStatusMsg(i18n(" Filter: %1").arg(f_ilter->translatedName()), SB_FILTER);
     else
-      knGlobals.seStatusMsg(TQString::null, SB_FILTER);
+      knGlobals.seStatusMsg(TQString(), SB_FILTER);
   }
   else if(f_older) {
     if(f_ilter)
@@ -1006,10 +1006,10 @@ void KNArticleManager::updateStatusString()
       displCnt=f_older->count();
     knGlobals.seStatusMsg(i18n(" %1: %2 displayed")
       .arg(f_older->name()).arg(displCnt), SB_GROUP);
-    knGlobals.seStatusMsg(TQString::null, SB_FILTER);
+    knGlobals.seStatusMsg(TQString(), SB_FILTER);
   } else {
-    knGlobals.seStatusMsg(TQString::null, SB_GROUP);
-    knGlobals.seStatusMsg(TQString::null, SB_FILTER);
+    knGlobals.seStatusMsg(TQString(), SB_GROUP);
+    knGlobals.seStatusMsg(TQString(), SB_FILTER);
   }
 }
 
diff --git a/knode/knarticlemanager.h b/knode/knarticlemanager.h
index 25d43179f..08423cf84 100644
--- a/knode/knarticlemanager.h
+++ b/knode/knarticlemanager.h
@@ -39,6 +39,7 @@ class KNJobData;
 class KNArticleManager : public TQObject, public KNJobConsumer {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNArticleManager();
@@ -46,8 +47,8 @@ class KNArticleManager : public TQObject, public KNJobConsumer {
 
     //content handling
     void deleteTempFiles();
-    void saveContentToFile(KMime::Content *c, TQWidget *parent);
-    void saveArticleToFile(KNArticle *a, TQWidget *parent);
+    void saveContentToFile(KMime::Content *c, TQWidget *tqparent);
+    void saveArticleToFile(KNArticle *a, TQWidget *tqparent);
     TQString saveContentToTemp(KMime::Content *c);
     void openContent(KMime::Content *c);
 
diff --git a/knode/knarticlewindow.h b/knode/knarticlewindow.h
index 1859e773f..297790ebf 100644
--- a/knode/knarticlewindow.h
+++ b/knode/knarticlewindow.h
@@ -27,6 +27,7 @@ namespace KNode {
 class KNArticleWindow : public KMainWindow  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNArticleWindow(KNArticle *art);
diff --git a/knode/kncollection.h b/knode/kncollection.h
index f6c4b9150..697021c42 100644
--- a/knode/kncollection.h
+++ b/knode/kncollection.h
@@ -45,8 +45,8 @@ class KNCollection {
     virtual bool readInfo(const TQString &confPath)=0;
     virtual void saveInfo()=0;
 
-    // parent
-    KNCollection* parent()const                    { return p_arent; }
+    // tqparent
+    KNCollection* tqparent()const                    { return p_arent; }
     virtual void setParent(KNCollection *p)   { p_arent=p; }
 
     // name
diff --git a/knode/kncollectionview.cpp b/knode/kncollectionview.cpp
index 40cce7741..ef97c653e 100644
--- a/knode/kncollectionview.cpp
+++ b/knode/kncollectionview.cpp
@@ -32,8 +32,8 @@
 #include "kncollectionview.h"
 #include "kncollectionviewitem.h"
 
-KNCollectionView::KNCollectionView(TQWidget *parent, const char* name) :
-  KFolderTree(parent, name),
+KNCollectionView::KNCollectionView(TQWidget *tqparent, const char* name) :
+  KFolderTree(tqparent, name),
   mActiveItem( 0 ),
   mPopup( 0 )
 {
@@ -221,13 +221,13 @@ void KNCollectionView::addFolder(KNFolder *f)
 {
   KNCollectionViewItem *it;
 
-  if (!f->parent()) {
+  if (!f->tqparent()) {
     // root folder
     it = new KNCollectionViewItem(this, KFolderTreeItem::Local);
   } else {
-    // make sure the parent folder has already been added
-    if (!f->parent()->listItem())
-      addFolder( static_cast<KNFolder*>(f->parent()) );
+    // make sure the tqparent folder has already been added
+    if (!f->tqparent()->listItem())
+      addFolder( static_cast<KNFolder*>(f->tqparent()) );
     // handle special folders
     KFolderTreeItem::Type type = KFolderTreeItem::Other;
     switch ( f->id() ) {
@@ -238,7 +238,7 @@ void KNCollectionView::addFolder(KNFolder *f)
       case 3:
         type = KFolderTreeItem::SentMail; break;
     }
-    it = new KNCollectionViewItem( f->parent()->listItem(), KFolderTreeItem::Local, type );
+    it = new KNCollectionViewItem( f->tqparent()->listItem(), KFolderTreeItem::Local, type );
   }
   f->setListItem( it );
   updateFolder( f );
diff --git a/knode/kncollectionview.h b/knode/kncollectionview.h
index 000e1289d..fe25618f7 100644
--- a/knode/kncollectionview.h
+++ b/knode/kncollectionview.h
@@ -27,9 +27,10 @@ class KNCollectionViewItem;
 class KNCollectionView : public KFolderTree {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNCollectionView(TQWidget *parent, const char *name = 0);
+    KNCollectionView(TQWidget *tqparent, const char *name = 0);
     ~KNCollectionView();
 
     void setActive(TQListViewItem *item);
diff --git a/knode/kncollectionviewitem.cpp b/knode/kncollectionviewitem.cpp
index 35f2ae2cc..0be47ddc3 100644
--- a/knode/kncollectionviewitem.cpp
+++ b/knode/kncollectionviewitem.cpp
@@ -32,15 +32,15 @@
 #include "knconfigmanager.h"
 
 
-KNCollectionViewItem::KNCollectionViewItem( KFolderTree *parent, Protocol protocol, Type type) :
-  KFolderTreeItem(parent, TQString::null, protocol, type), coll(0)
+KNCollectionViewItem::KNCollectionViewItem( KFolderTree *tqparent, Protocol protocol, Type type) :
+  KFolderTreeItem(tqparent, TQString(), protocol, type), coll(0)
 {
   setIcon();
 }
 
 
 KNCollectionViewItem::KNCollectionViewItem( KFolderTreeItem *it, Protocol protocol, Type type, int unread, int total ) :
-  KFolderTreeItem(it, TQString::null, protocol, type, unread, total), coll(0)
+  KFolderTreeItem(it, TQString(), protocol, type, unread, total), coll(0)
 {
   setIcon();
 }
@@ -137,7 +137,7 @@ void KNCollectionViewItem::paintCell( TQPainter * p, const TQColorGroup & cg,int
   if (px)
     pxWidth += px->width();
 
-  // temporary set the squeezed text and use the parent class to paint it
+  // temporary set the squeezed text and use the tqparent class to paint it
   TQString curText = text( column );
   if ( p->fontMetrics().width( curText ) > width - pxWidth ) {
     setText( column, squeezeFolderName( curText, p->fontMetrics(), width - pxWidth ) );
@@ -157,7 +157,7 @@ TQString KNCollectionViewItem::squeezeFolderName( const TQString &text,
     int curPos = 0, nextPos = 0;
     TQString temp;
     while ( (uint)fm.width(t) > width && nextPos != -1 ) {
-      nextPos = t.find('.', curPos);
+      nextPos = t.tqfind('.', curPos);
       if ( nextPos != -1 ) {
         temp = t[curPos];
         t.tqreplace( curPos, nextPos - curPos, temp );
diff --git a/knode/kncollectionviewitem.h b/knode/kncollectionviewitem.h
index 4f343147c..14381a290 100644
--- a/knode/kncollectionviewitem.h
+++ b/knode/kncollectionviewitem.h
@@ -28,8 +28,8 @@ class KNCollection;
 class KNCollectionViewItem : public KFolderTreeItem  {
 
   public:
-    KNCollectionViewItem( KFolderTree *parent, Protocol protocol = NONE, Type type = Root);
-    KNCollectionViewItem( KFolderTreeItem *parent, Protocol protocol = NONE,
+    KNCollectionViewItem( KFolderTree *tqparent, Protocol protocol = NONE, Type type = Root);
+    KNCollectionViewItem( KFolderTreeItem *tqparent, Protocol protocol = NONE,
                           Type type = Other, int unread = 0, int total = 0 );
     ~KNCollectionViewItem();
 
diff --git a/knode/kncomposer.cpp b/knode/kncomposer.cpp
index aabb8e669..4e928a495 100644
--- a/knode/kncomposer.cpp
+++ b/knode/kncomposer.cpp
@@ -63,8 +63,8 @@ using KRecentAddress::RecentAddresses;
 #include <kstdguiitem.h>
 
 KNLineEdit::KNLineEdit(KNComposer::ComposerView *_composerView, bool useCompletion,
-                       TQWidget *parent, const char *name)
-    : KNLineEditInherited(parent,useCompletion,name)    , composerView(_composerView)
+                       TQWidget *tqparent, const char *name)
+    : KNLineEditInherited(tqparent,useCompletion,name)    , composerView(_composerView)
 
 {
 }
@@ -131,8 +131,8 @@ void KNLineEdit::keyPressEvent(TQKeyEvent *e)
   KNLineEditInherited::keyPressEvent(e);
 }
 
-KNLineEditSpell::KNLineEditSpell( KNComposer::ComposerView *_composerView, bool useCompletion,TQWidget * parent, const char * name)
-    :KNLineEdit( _composerView, useCompletion, parent,name )
+KNLineEditSpell::KNLineEditSpell( KNComposer::ComposerView *_composerView, bool useCompletion,TQWidget * tqparent, const char * name)
+    :KNLineEdit( _composerView, useCompletion, tqparent,name )
 {
 }
 
@@ -189,15 +189,15 @@ KNComposer::KNComposer(KNLocalArticle *a, const TQString &text, const TQString &
 
   //statusbar
   KStatusBar *sb=statusBar();
-  sb->insertItem(TQString::null, 1,1);                 // type
+  sb->insertItem(TQString(), 1,1);                 // type
   sb->setItemAlignment (1,AlignLeft | AlignVCenter);
-  sb->insertItem(TQString::null, 2,1);                 // charset
+  sb->insertItem(TQString(), 2,1);                 // charset
   sb->setItemAlignment (2,AlignLeft | AlignVCenter);
-  sb->insertItem(TQString::null, 3,0);                 // column
+  sb->insertItem(TQString(), 3,0);                 // column
   sb->setItemAlignment (3,AlignCenter | AlignVCenter);
-  sb->insertItem(TQString::null, 4,0);                 // column
+  sb->insertItem(TQString(), 4,0);                 // column
   sb->setItemAlignment (4,AlignCenter | AlignVCenter);
-  sb->insertItem(TQString::null, 5,0);                 // line
+  sb->insertItem(TQString(), 5,0);                 // line
   sb->setItemAlignment (5,AlignCenter | AlignVCenter);
   connect(v_iew->e_dit, TQT_SIGNAL(CursorPositionChanged()), TQT_SLOT(slotUpdateCursorPos()));
   connect(v_iew->e_dit, TQT_SIGNAL(toggle_overwrite_signal()), TQT_SLOT(slotUpdateStatusBar()));
@@ -235,8 +235,8 @@ KNComposer::KNComposer(KNLocalArticle *a, const TQString &text, const TQString &
 
   KStdAction::selectAll(this, TQT_SLOT(slotSelectAll()), actionCollection());
 
-  KStdAction::find(v_iew->e_dit, TQT_SLOT(slotFind()), actionCollection());
-  KStdAction::tqfindNext(v_iew->e_dit, TQT_SLOT(slotSearchAgain()), actionCollection());
+  KStdAction::tqfind(v_iew->e_dit, TQT_SLOT(slotFind()), actionCollection());
+  KStdAction::findNext(v_iew->e_dit, TQT_SLOT(slotSearchAgain()), actionCollection());
 
   KStdAction::tqreplace(v_iew->e_dit, TQT_SLOT(slotReplace()), actionCollection());
 
@@ -579,7 +579,7 @@ bool KNComposer::hasValidData()
 
     if (groupCount>5)
       if (!(KMessageBox::warningYesNo( this, i18n("You are crossposting to more than five newsgroups.\nPlease reconsider whether this is really useful\nand remove groups in which your article is off-topic.\nDo you want to re-edit the article or send it anyway?"),
-                                       TQString::null, i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
+                                       TQString(), i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
         return false;
 
     if ( !followUp && groupCount > 2 ) {
@@ -588,7 +588,7 @@ bool KNComposer::hasValidData()
                 "Please use the \"Followup-To\" header to direct the replies "
                 "to your article into one group.\n"
                 "Do you want to re-edit the article or send it anyway?"),
-           TQString::null, i18n("&Send"), i18n("edit article","&Edit"), "missingFollowUpTo" )
+           TQString(), i18n("&Send"), i18n("edit article","&Edit"), "missingFollowUpTo" )
            != KMessageBox::Yes )
         return false;
     }
@@ -600,7 +600,7 @@ bool KNComposer::hasValidData()
 
     if (fupCount>5)
       if (!(KMessageBox::warningYesNo( this, i18n("You are directing replies to more than five newsgroups.\nPlease reconsider whether this is really useful.\nDo you want to re-edit the article or send it anyway?"),
-                                       TQString::null, i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
+                                       TQString(), i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
         return false;
   }
 
@@ -658,7 +658,7 @@ bool KNComposer::hasValidData()
   }
 
   if (n_eeds8Bit && (c_harset.lower()=="us-ascii")) {
-    KMessageBox::sorry(this, i18n("Your message tqcontains characters which are not included\nin the \"us-ascii\" character set; please choose\na suitable character set from the \"Options\" menu."));
+    KMessageBox::sorry(this, i18n("Your message contains characters which are not included\nin the \"us-ascii\" character set; please choose\na suitable character set from the \"Options\" menu."));
     return false;
   }
 
@@ -670,7 +670,7 @@ bool KNComposer::hasValidData()
   if ((textLines>1)&&(notQuoted==1)) {
     if (hasAttributionLine)
       if (!(KMessageBox::warningYesNo( this, i18n("Your article seems to consist entirely of quoted text;\ndo you want to re-edit the article or send it anyway?"),
-                                       TQString::null, i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
+                                       TQString(), i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
         return false;
   } else {
     if (notQuoted==0) {
@@ -682,20 +682,20 @@ bool KNComposer::hasValidData()
 
   if (longLine)
     if (!(KMessageBox::warningYesNo( this,
-          i18n("Your article tqcontains lines longer than 80 characters.\n"
+          i18n("Your article contains lines longer than 80 characters.\n"
 	       "Do you want to re-edit the article or send it anyway?"),
-          TQString::null, i18n("&Send"),
+          TQString(), i18n("&Send"),
 	  i18n("edit article","&Edit")) == KMessageBox::Yes))
       return false;
 
   if (sigLength>8) {
     if (!(KMessageBox::warningYesNo( this, i18n("Your signature is more than 8 lines long.\nYou should shorten it to match the widely accepted limit of 4 lines.\nDo you want to re-edit the article or send it anyway?"),
-                                     TQString::null, i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
+                                     TQString(), i18n("&Send"),i18n("edit article","&Edit")) == KMessageBox::Yes))
       return false;
   } else
     if (sigLength>4)
        KMessageBox::information(this, i18n("Your signature exceeds the widely-accepted limit of 4 lines:\nplease consider shortening your signature;\notherwise, you will probably annoy your readers."),
-                                TQString::null,"longSignatureWarning");
+                                TQString(),"longSignatureWarning");
 
   // check if article can be signed
   if ( a_ctPGPsign->isChecked() ) {
@@ -721,7 +721,7 @@ bool KNComposer::hasValidData()
                         "in the account properties or in the "
                         "group properties.\n"
                         "The article will be sent unsigned." ),
-                   TQString::null, i18n( "Send Unsigned" ),
+                   TQString(), i18n( "Send Unsigned" ),
                    "sendUnsignedDialog" )
                == KMessageBox::Cancel )
              return false;
@@ -876,7 +876,7 @@ void KNComposer::closeEvent(TQCloseEvent *e)
   }
   else {
     switch ( KMessageBox::warningYesNoCancel( this, i18n("Do you want to save this article in the draft folder?"),
-                                              TQString::null, KStdGuiItem::save(), KStdGuiItem::discard())) {
+                                              TQString(), KStdGuiItem::save(), KStdGuiItem::discard())) {
       case KMessageBox::Yes :
         r_esult=CRsave;
         break;
@@ -900,7 +900,7 @@ void KNComposer::initData(const TQString &text)
 {
   //Subject
   if(a_rticle->subject()->isEmpty())
-    slotSubjectChanged(TQString::null);
+    slotSubjectChanged(TQString());
   else
     v_iew->s_ubject->setText(a_rticle->subject()->asUnicodeString());
 
@@ -957,7 +957,7 @@ void KNComposer::initData(const TQString &text)
 }
 
 
-// inserts at cursor position if clear is false, tqreplaces content otherwise
+// inserts at cursor position if clear is false, replaces content otherwise
 // puts the file content into a box if box==true
 // "file" is already open for reading
 void KNComposer::insertFile(TQFile *file, bool clear, bool box, TQString boxTitle)
@@ -1165,7 +1165,7 @@ void KNComposer::slotToggleDoMail()
   if (a_ctDoMail->isChecked()) {
     if (a_uthorDislikesMailCopies) {
       if (!(KMessageBox::warningContinueCancel(this, i18n("The poster does not want a mail copy of your reply (Mail-Copies-To: nobody);\nplease respect their request."),
-                                               TQString::null, i18n("&Send Copy")) == KMessageBox::Continue)) {
+                                               TQString(), i18n("&Send Copy")) == KMessageBox::Continue)) {
         a_ctDoMail->setChecked(false); //revert
         return;
       }
@@ -1231,7 +1231,7 @@ void KNComposer::slotToggleWordWrap()
 
 void KNComposer::slotUndoRewrap()
 {
-  if (KMessageBox::warningContinueCancel( this, i18n("This will tqreplace all text you have written.")) == KMessageBox::Continue) {
+  if (KMessageBox::warningContinueCancel( this, i18n("This will replace all text you have written.")) == KMessageBox::Continue) {
     v_iew->e_dit->setText(u_nwraped);
     slotAppendSig();
   }
@@ -1422,7 +1422,7 @@ void KNComposer::slotNewToolbarConfig()
 
 void KNComposer::slotSubjectChanged(const TQString &t)
 {
-  // tqreplace newlines
+  // replace newlines
   TQString subject = t;
   subject.tqreplace( '\n', ' ' );
   subject.tqreplace( '\r', ' ' );
@@ -1438,7 +1438,7 @@ void KNComposer::slotSubjectChanged(const TQString &t)
 
 void KNComposer::slotGroupsChanged(const TQString &t)
 {
-  KQCStringSplitter split;
+  KTQCStringSplitter split;
   bool splitOk;
   TQString currText=v_iew->f_up2->currentText();
 
@@ -1744,7 +1744,7 @@ KNComposer::ComposerView::ComposerView(KNComposer *composer, const char *n)
   hdrL->addWidget(l_to, 0,0);
   hdrL->addWidget(t_o, 0,1);
   hdrL->addWidget(t_oBtn, 0,2);
-  connect(t_oBtn, TQT_SIGNAL(clicked()), parent(), TQT_SLOT(slotToBtnClicked()));
+  connect(t_oBtn, TQT_SIGNAL(clicked()), tqparent(), TQT_SLOT(slotToBtnClicked()));
 
   //Newsgroups
   g_roups=new KNLineEdit(this, false, hdrFrame);
@@ -1756,8 +1756,8 @@ KNComposer::ComposerView::ComposerView(KNComposer *composer, const char *n)
   hdrL->addWidget(g_roups, 1,1);
   hdrL->addWidget(g_roupsBtn, 1,2);
   connect(g_roups, TQT_SIGNAL(textChanged(const TQString&)),
-          parent(), TQT_SLOT(slotGroupsChanged(const TQString&)));
-  connect(g_roupsBtn, TQT_SIGNAL(clicked()), parent(), TQT_SLOT(slotGroupsBtnClicked()));
+          tqparent(), TQT_SLOT(slotGroupsChanged(const TQString&)));
+  connect(g_roupsBtn, TQT_SIGNAL(clicked()), tqparent(), TQT_SLOT(slotGroupsBtnClicked()));
 
   //Followup-To
   f_up2=new KComboBox(true, hdrFrame);
@@ -1773,7 +1773,7 @@ KNComposer::ComposerView::ComposerView(KNComposer *composer, const char *n)
   hdrL->addWidget(l, 3,0);
   hdrL->addMultiCellWidget(s_ubject, 3,3, 1,2);
   connect(s_ubject, TQT_SIGNAL(textChanged(const TQString&)),
-          parent(), TQT_SLOT(slotSubjectChanged(const TQString&)));
+          tqparent(), TQT_SLOT(slotSubjectChanged(const TQString&)));
 
   //Editor
   e_dit=new Editor(this, composer, main);
@@ -1798,13 +1798,13 @@ KNComposer::ComposerView::ComposerView(KNComposer *composer, const char *n)
 
   TQVBoxLayout *notL=new TQVBoxLayout(e_dit);
   notL->addStretch(1);
-  n_otification=new TQGroupBox(2, Qt::Horizontal, e_dit);
+  n_otification=new TQGroupBox(2, TQt::Horizontal, e_dit);
   l=new TQLabel(i18n("You are currently editing the article body\nin an external editor. To continue, you have\nto close the external editor."), n_otification);
   c_ancelEditorBtn=new TQPushButton(i18n("&Kill External Editor"), n_otification);
   n_otification->setFrameStyle(TQFrame::Panel | TQFrame::Raised);
   n_otification->setLineWidth(2);
   n_otification->hide();
-  notL->addWidget(n_otification, 0, Qt::AlignHCenter);
+  notL->addWidget(n_otification, 0, TQt::AlignHCenter);
   notL->addStretch(1);
 
   //finish GUI
@@ -1907,33 +1907,33 @@ void KNComposer::ComposerView::showAttachmentView()
 
     //connections
     connect(a_ttView, TQT_SIGNAL(currentChanged(TQListViewItem*)),
-            parent(), TQT_SLOT(slotAttachmentSelected(TQListViewItem*)));
+            tqparent(), TQT_SLOT(slotAttachmentSelected(TQListViewItem*)));
     connect(a_ttView, TQT_SIGNAL(clicked ( TQListViewItem * )),
-            parent(), TQT_SLOT(slotAttachmentSelected(TQListViewItem*)));
+            tqparent(), TQT_SLOT(slotAttachmentSelected(TQListViewItem*)));
 
     connect(a_ttView, TQT_SIGNAL(contextMenu(KListView*, TQListViewItem*, const TQPoint&)),
-            parent(), TQT_SLOT(slotAttachmentPopup(KListView*, TQListViewItem*, const TQPoint&)));
+            tqparent(), TQT_SLOT(slotAttachmentPopup(KListView*, TQListViewItem*, const TQPoint&)));
     connect(a_ttView, TQT_SIGNAL(delPressed(TQListViewItem*)),
-            parent(), TQT_SLOT(slotAttachmentRemove(TQListViewItem*)));
+            tqparent(), TQT_SLOT(slotAttachmentRemove(TQListViewItem*)));
     connect(a_ttView, TQT_SIGNAL(doubleClicked(TQListViewItem*)),
-            parent(), TQT_SLOT(slotAttachmentEdit(TQListViewItem*)));
+            tqparent(), TQT_SLOT(slotAttachmentEdit(TQListViewItem*)));
     connect(a_ttView, TQT_SIGNAL(returnPressed(TQListViewItem*)),
-            parent(), TQT_SLOT(slotAttachmentEdit(TQListViewItem*)));
+            tqparent(), TQT_SLOT(slotAttachmentEdit(TQListViewItem*)));
 
     //buttons
     a_ttAddBtn=new TQPushButton(i18n("A&dd..."),a_ttWidget);
-    connect(a_ttAddBtn, TQT_SIGNAL(clicked()), parent(), TQT_SLOT(slotAttachFile()));
+    connect(a_ttAddBtn, TQT_SIGNAL(clicked()), tqparent(), TQT_SLOT(slotAttachFile()));
     topL->addWidget(a_ttAddBtn, 0,1);
 
     a_ttRemoveBtn=new TQPushButton(i18n("&Remove"), a_ttWidget);
     a_ttRemoveBtn->setEnabled(false);
-    connect(a_ttRemoveBtn, TQT_SIGNAL(clicked()), parent(), TQT_SLOT(slotRemoveAttachment()));
+    connect(a_ttRemoveBtn, TQT_SIGNAL(clicked()), tqparent(), TQT_SLOT(slotRemoveAttachment()));
     topL->addWidget(a_ttRemoveBtn, 1,1);
 
     a_ttEditBtn=new TQPushButton(i18n("&Properties"), a_ttWidget);
     a_ttEditBtn->setEnabled(false);
-    connect(a_ttEditBtn, TQT_SIGNAL(clicked()), parent(), TQT_SLOT(slotAttachmentProperties()));
-    topL->addWidget(a_ttEditBtn, 2,1, Qt::AlignTop);
+    connect(a_ttEditBtn, TQT_SIGNAL(clicked()), tqparent(), TQT_SLOT(slotAttachmentProperties()));
+    topL->addWidget(a_ttEditBtn, 2,1, TQt::AlignTop);
 
     topL->setRowStretch(2,1);
     topL->setColStretch(0,1);
@@ -1991,8 +1991,8 @@ void KNComposer::ComposerView::hideExternalNotification()
 //=====================================================================================
 
 #include <kcursor.h>
-KNComposer::Editor::Editor(KNComposer::ComposerView *_composerView, KNComposer *_composer, TQWidget *parent, char *name)
-    : KEdit(parent, name), m_composer( _composer ), m_composerView(_composerView)
+KNComposer::Editor::Editor(KNComposer::ComposerView *_composerView, KNComposer *_composer, TQWidget *tqparent, char *name)
+    : KEdit(tqparent, name), m_composer( _composer ), m_composerView(_composerView)
 {
   setOverwriteEnabled(true);
   spell = 0L;
@@ -2047,18 +2047,18 @@ bool KNComposer::Editor::eventFilter(TQObject*o, TQEvent* e)
     {
       //Get word right clicked on
       firstSpace = paraText.findRev( m_bound, charPos ) + 1;
-      lastSpace = paraText.find( m_bound, charPos );
+      lastSpace = paraText.tqfind( m_bound, charPos );
       if( lastSpace == -1 )
         lastSpace = paraText.length();
       TQString word = paraText.mid( firstSpace, lastSpace - firstSpace );
       //Continue if this word was misspelled
-      if( !word.isEmpty() && m_tqreplacements.tqcontains( word ) )
+      if( !word.isEmpty() && m_replacements.tqcontains( word ) )
       {
         KPopupMenu p;
         p.insertTitle( i18n("Suggestions") );
 
         //Add the suggestions to the popup menu
-        TQStringList reps = m_tqreplacements[word];
+        TQStringList reps = m_replacements[word];
         if( reps.count() > 0 )
         {
           int listPos = 0;
@@ -2081,11 +2081,11 @@ bool KNComposer::Editor::eventFilter(TQObject*o, TQEvent* e)
           int parIdx = 1, txtIdx = 1;
           getCursorPosition(&parIdx, &txtIdx);
           setSelection(para, firstSpace, para, lastSpace);
-          insert(m_tqreplacements[word][id]);
+          insert(m_replacements[word][id]);
           // Restore the cursor position; if the cursor was behind the
           // misspelled word then adjust the cursor position
           if ( para == parIdx && txtIdx >= lastSpace )
-            txtIdx += m_tqreplacements[word][id].length() - word.length();
+            txtIdx += m_replacements[word][id].length() - word.length();
           setCursorPosition(parIdx, txtIdx);
         }
         //Cancel original event
@@ -2099,7 +2099,7 @@ bool KNComposer::Editor::eventFilter(TQObject*o, TQEvent* e)
 
 void KNComposer::Editor::slotAddSuggestion( const TQString &text, const TQStringList &lst, unsigned int )
 {
-  m_tqreplacements[text] = lst;
+  m_replacements[text] = lst;
 }
 
 // expand tabs to avoid the "tab-damage",
@@ -2137,12 +2137,12 @@ TQStringList KNComposer::Editor::processedText()
     }
   }
 
-  TQString tqreplacement;
+  TQString replacement;
   int tabPos;
   for (TQStringList::Iterator it = ret.begin(); it != ret.end(); ++it ) {
-    while ((tabPos=(*it).find('\t'))!=-1) {
-      tqreplacement.fill(TQChar(' '), 8-(tabPos%8));
-      (*it).tqreplace(tabPos, 1, tqreplacement);
+    while ((tabPos=(*it).tqfind('\t'))!=-1) {
+      replacement.fill(TQChar(' '), 8-(tabPos%8));
+      (*it).tqreplace(tabPos, 1, replacement);
     }
   }
 
@@ -2261,7 +2261,7 @@ void KNComposer::Editor::slotRemoveBox()
 
     setAutoUpdate(false);
 
-    // find & remove box begin
+    // tqfind & remove box begin
     int x = l;
     while ((x>=0)&&(textLine(x).left(5)!=",----"))
       x--;
@@ -2278,7 +2278,7 @@ void KNComposer::Editor::slotRemoveBox()
       }
     }
 
-    // find & remove box end
+    // tqfind & remove box end
     x = l;
     while ((x<numLines())&&(textLine(x).left(5)!="`----"))
       x++;
@@ -2332,7 +2332,7 @@ void KNComposer::Editor::keyPressEvent ( TQKeyEvent *e)
         int line, col;
         getCursorPosition( &line, &col );
         TQString lineText = text( line );
-        // returns line with additional trailing space (bug in Qt?), cut it off
+        // returns line with additional trailing space (bug in TQt?), cut it off
         lineText.truncate( lineText.length() - 1 );
         // special treatment of quoted lines only if the cursor is neither at
         // the begin nor at the end of the line
@@ -2490,8 +2490,8 @@ void KNComposer::Editor::slotCorrectWord()
 //=====================================================================================
 
 
-KNComposer::AttachmentView::AttachmentView(TQWidget *parent, char *name)
- : KListView(parent, name)
+KNComposer::AttachmentView::AttachmentView(TQWidget *tqparent, char *name)
+ : KListView(tqparent, name)
 {
   setFrameStyle(TQFrame::WinPanel | TQFrame::Sunken);  // match the TQMultiLineEdit style
   addColumn(i18n("File"), 115);
@@ -2560,9 +2560,9 @@ KNComposer::AttachmentPropertiesDlg::AttachmentPropertiesDlg(KNAttachment *a, TQ
 
   fileL->addRowSpacing(0, fontMetrics().lineSpacing()-9);
   fileL->addWidget(new TQLabel(i18n("Name:"), fileGB) ,1,0);
-  fileL->addWidget(new TQLabel(TQString("<b>%1</b>").arg(a->name()), fileGB), 1,1, Qt::AlignLeft);
+  fileL->addWidget(new TQLabel(TQString("<b>%1</b>").arg(a->name()), fileGB), 1,1, TQt::AlignLeft);
   fileL->addWidget(new TQLabel(i18n("Size:"), fileGB), 2,0);
-  fileL->addWidget(new TQLabel(a->contentSize(), fileGB), 2,1, Qt::AlignLeft);
+  fileL->addWidget(new TQLabel(a->contentSize(), fileGB), 2,1, TQt::AlignLeft);
 
   fileL->setColStretch(1,1);
   topL->addWidget(fileGB);
@@ -2626,11 +2626,11 @@ void KNComposer::AttachmentPropertiesDlg::apply()
 
 void KNComposer::AttachmentPropertiesDlg::accept()
 {
-  if(m_imeType->text().find('/')==-1) {
+  if(m_imeType->text().tqfind('/')==-1) {
     KMessageBox::sorry(this, i18n("You have set an invalid mime-type.\nPlease change it."));
     return;
   }
-  else if(n_onTextAsText && m_imeType->text().find("text/", 0, false)!=-1 &&
+  else if(n_onTextAsText && m_imeType->text().tqfind("text/", 0, false)!=-1 &&
        KMessageBox::warningContinueCancel(this,
        i18n("You have changed the mime-type of this non-textual attachment\nto text. This might cause an error while loading or encoding the file.\nProceed?")
        ) == KMessageBox::Cancel) return;
diff --git a/knode/kncomposer.h b/knode/kncomposer.h
index 05d6de0ad..83b406bed 100644
--- a/knode/kncomposer.h
+++ b/knode/kncomposer.h
@@ -44,6 +44,7 @@ class SpellingFilter;
 class KNComposer : public KMainWindow , virtual public KNodeComposerIface {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     enum composerResult { CRsendNow, CRsendLater, CRdelAsk,
@@ -52,7 +53,7 @@ class KNComposer : public KMainWindow , virtual public KNodeComposerIface {
 
     // unwraped == original, not rewraped text
     // firstEdit==true: place the cursor at the end of the article
-    KNComposer(KNLocalArticle *a, const TQString &text=TQString::null, const TQString &sig=TQString::null, const TQString &unwraped=TQString::null, bool firstEdit=false, bool dislikesCopies=false, bool createCopy=false);
+    KNComposer(KNLocalArticle *a, const TQString &text=TQString(), const TQString &sig=TQString(), const TQString &unwraped=TQString(), bool firstEdit=false, bool dislikesCopies=false, bool createCopy=false);
     ~KNComposer();
     void setConfig(bool onlyFonts);
     void setMessageMode(MessageMode mode);
@@ -68,10 +69,10 @@ class KNComposer : public KMainWindow , virtual public KNodeComposerIface {
     //set data from the given article
     void initData(const TQString &text);
 
-    // inserts at cursor position if clear is false, tqreplaces content otherwise
+    // inserts at cursor position if clear is false, replaces content otherwise
     // puts the file content into a box if box==true
     // "file" is already open for reading
-    void insertFile(TQFile *file, bool clear=false, bool box=false, TQString boxTitle=TQString::null);
+    void insertFile(TQFile *file, bool clear=false, bool box=false, TQString boxTitle=TQString());
 
     // ask for a filename, handle network urls
     void insertFile(bool clear=false, bool box=false);
@@ -251,9 +252,10 @@ class KNComposer::ComposerView  : public TQSplitter {
 class KNComposer::Editor : public KEdit {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    Editor(KNComposer::ComposerView *_composerView, KNComposer *_composer, TQWidget *parent=0, char *name=0);
+    Editor(KNComposer::ComposerView *_composerView, KNComposer *_composer, TQWidget *tqparent=0, char *name=0);
     ~Editor();
     TQStringList processedText();
 
@@ -295,7 +297,7 @@ private:
     KNComposer *m_composer;
     KNComposer::ComposerView *m_composerView;
     KSpell *spell;
-    TQMap<TQString,TQStringList> m_tqreplacements;
+    TQMap<TQString,TQStringList> m_replacements;
     TQRegExp m_bound;
 };
 
@@ -303,9 +305,10 @@ private:
 class KNComposer::AttachmentView : public KListView {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    AttachmentView(TQWidget *parent, char *name=0);
+    AttachmentView(TQWidget *tqparent, char *name=0);
     ~AttachmentView();
 
   protected:
@@ -330,6 +333,7 @@ class KNComposer::AttachmentViewItem : public KListViewItem {
 class KNComposer::AttachmentPropertiesDlg : public KDialogBase {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     AttachmentPropertiesDlg( KNAttachment *a, TQWidget *p=0, const char *n=0);
@@ -354,13 +358,14 @@ class KNComposer::AttachmentPropertiesDlg : public KDialogBase {
 class KNLineEdit : public KABC::AddressLineEdit
 {
     Q_OBJECT
+  TQ_OBJECT
     typedef KABC::AddressLineEdit KNLineEditInherited;
 public:
 
-    KNLineEdit(KNComposer::ComposerView *_composerView, bool useCompletion, TQWidget *parent = 0,
+    KNLineEdit(KNComposer::ComposerView *_composerView, bool useCompletion, TQWidget *tqparent = 0,
                const char *name = 0);
 protected:
-    // Inherited. Always called by the parent when this widget is created.
+    // Inherited. Always called by the tqparent when this widget is created.
     virtual void loadAddresses();
     void keyPressEvent(TQKeyEvent *e);
     virtual TQPopupMenu *createPopupMenu();
@@ -373,8 +378,9 @@ private:
 class KNLineEditSpell : public KNLineEdit
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
-    KNLineEditSpell(KNComposer::ComposerView *_composerView, bool useCompletion,TQWidget * parent, const char * name = 0);
+    KNLineEditSpell(KNComposer::ComposerView *_composerView, bool useCompletion,TQWidget * tqparent, const char * name = 0);
     void highLightWord( unsigned int length, unsigned int pos );
     void spellCheckDone( const TQString &s );
     void spellCheckerMisspelling( const TQString &text, const TQStringList &, unsigned int pos);
diff --git a/knode/kncomposerui.rc b/knode/kncomposerui.rc
index 0a203d266..4e0ec378d 100644
--- a/knode/kncomposerui.rc
+++ b/knode/kncomposerui.rc
@@ -20,9 +20,9 @@
     <Action name="paste_quoted"/>
     <Action name="edit_select_all"/>
     <Separator/>
-    <Action name="edit_find"/>
+    <Action name="edit_tqfind"/>
     <Action name="edit_find_next"/>
-    <Action name="edit_replace"/>
+    <Action name="edit_tqreplace"/>
   </Menu>
   <Menu name="attach"><text>&amp;Attach</text>
     <Action name="append_signature"/>
@@ -91,8 +91,8 @@
   <Action name="paste_quoted"/>
   <Action name="edit_select_all"/>
   <Separator/>
-  <Action name="edit_find"/>
-  <Action name="edit_replace"/>
+  <Action name="edit_tqfind"/>
+  <Action name="edit_tqreplace"/>
   <Separator/>
   <Menu name="spell"><text>Spell Result</text>
      <ActionList name="spell_result"/>
diff --git a/knode/knconfig.cpp b/knode/knconfig.cpp
index cfeb8f006..a75343867 100644
--- a/knode/knconfig.cpp
+++ b/knode/knconfig.cpp
@@ -112,8 +112,8 @@ bool KNConfig::Identity::emailIsValid()
 
 TQString KNConfig::Identity::getSignature()
 {
-  s_igContents = TQString::null;      // don't cache file contents
-  s_igStdErr = TQString::null;
+  s_igContents = TQString();      // don't cache file contents
+  s_igStdErr = TQString();
 
   if (u_seSigFile) {
     if(!s_igPath.isEmpty()) {
@@ -486,7 +486,7 @@ TQColor KNConfig::Appearance::defaultColor(int i) const
     case signWarn:
       return TQColor( 0xFF, 0xFF, 0x40 );
     case signErr:
-      return Qt::red;
+      return TQt::red;
 
     case htmlWarning:
       return TQColor( 0xFF, 0x40, 0x40 );
@@ -862,7 +862,7 @@ void KNConfig::Scoring::save()
 KNConfig::XHeader::XHeader(const TQString &s)
 {
   if(s.left(2)=="X-") {
-    int pos=s.find(": ");
+    int pos=s.tqfind(": ");
     if(pos!=-1) {
       n_ame=s.mid(2, pos-2).latin1();
       pos+=2;
@@ -999,7 +999,7 @@ int KNConfig::PostNewsTechnical::indexForCharset(const TQCString &str)
 
 TQCString KNConfig::PostNewsTechnical::findComposerCharset(TQCString cs)
 {
-  TQCString *ret=findComposerCSCache.find(cs);
+  TQCString *ret=findComposerCSCache.tqfind(cs);
   if (ret)
     return *ret;
 
diff --git a/knode/knconfig.h b/knode/knconfig.h
index 6bca3ab1b..f2fd7d114 100644
--- a/knode/knconfig.h
+++ b/knode/knconfig.h
@@ -66,6 +66,7 @@ class Base {
 class KDE_EXPORT Identity : public TQObject, public Base {
 
 Q_OBJECT
+  TQ_OBJECT
 
   friend class IdentityWidget;
 
diff --git a/knode/knconfigmanager.h b/knode/knconfigmanager.h
index 5a002a933..4ec08c413 100644
--- a/knode/knconfigmanager.h
+++ b/knode/knconfigmanager.h
@@ -27,6 +27,7 @@ class KNConfigDialog;
 class KNConfigManager : TQObject {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNConfigManager(TQObject *p=0, const char *n=0);
@@ -71,6 +72,7 @@ class KNConfigManager : TQObject {
 class KNConfigDialog : public KCMultiDialog {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNConfigDialog(TQWidget *p=0, const char *n=0);
diff --git a/knode/knconfigpages.cpp b/knode/knconfigpages.cpp
index 030838acb..fa0593c27 100644
--- a/knode/knconfigpages.cpp
+++ b/knode/knconfigpages.cpp
@@ -28,8 +28,8 @@
 //
 // common config page with tabs (code mostly taken from kmail)
 //
-KNConfig::BasePageWithTabs::BasePageWithTabs( TQWidget * parent, const char * name )
-  : KCModule( parent, name )
+KNConfig::BasePageWithTabs::BasePageWithTabs( TQWidget * tqparent, const char * name )
+  : KCModule( tqparent, name )
 {
   TQVBoxLayout *vlay = new TQVBoxLayout( this, 0, KDialog::spacingHint() );
   mTabWidget = new TQTabWidget( this );
@@ -72,11 +72,11 @@ void KNConfig::BasePageWithTabs::defaults() {
 //
 extern "C"
 {
-  KDE_EXPORT KCModule *create_knode_config_identity( TQWidget *parent, const char * )
+  KDE_EXPORT KCModule *create_knode_config_identity( TQWidget *tqparent, const char * )
   {
     KNConfig::IdentityWidget *page = new KNConfig::IdentityWidget(
       knGlobals.configManager()->identity(),
-      parent,
+      tqparent,
       "kcmknode_config_identity" );
     return page;
   }
@@ -89,15 +89,15 @@ extern "C"
 //
 extern "C"
 {
-  KCModule *create_knode_config_accounts( TQWidget *parent, const char * )
+  KCModule *create_knode_config_accounts( TQWidget *tqparent, const char * )
   {
-    KNConfig::AccountsPage *page = new KNConfig::AccountsPage( parent, "kcmknode_config_accounts" );
+    KNConfig::AccountsPage *page = new KNConfig::AccountsPage( tqparent, "kcmknode_config_accounts" );
     return page;
   }
 }
 
-KNConfig::AccountsPage::AccountsPage(TQWidget *parent, const char *name)
-  : BasePageWithTabs(parent, name) {
+KNConfig::AccountsPage::AccountsPage(TQWidget *tqparent, const char *name)
+  : BasePageWithTabs(tqparent, name) {
 
   addTab(new KNConfig::NntpAccountListWidget(this), i18n("Newsgroup Servers"));
   addTab(new KNConfig::SmtpAccountWidget(this), i18n("Mail Server (SMTP)"));
@@ -110,9 +110,9 @@ KNConfig::AccountsPage::AccountsPage(TQWidget *parent, const char *name)
 //
 extern "C"
 {
-  KCModule *create_knode_config_appearance( TQWidget *parent, const char * )
+  KCModule *create_knode_config_appearance( TQWidget *tqparent, const char * )
   {
-    KNConfig::AppearanceWidget *page = new KNConfig::AppearanceWidget( parent, "kcmknode_config_appearance" );
+    KNConfig::AppearanceWidget *page = new KNConfig::AppearanceWidget( tqparent, "kcmknode_config_appearance" );
     return page;
   }
 }
@@ -124,15 +124,15 @@ extern "C"
 //
 extern "C"
 {
-  KCModule *create_knode_config_read_news( TQWidget *parent, const char * )
+  KCModule *create_knode_config_read_news( TQWidget *tqparent, const char * )
   {
-    KNConfig::ReadNewsPage *page = new KNConfig::ReadNewsPage( parent, "kcmknode_config_read_news" );
+    KNConfig::ReadNewsPage *page = new KNConfig::ReadNewsPage( tqparent, "kcmknode_config_read_news" );
     return page;
   }
 }
 
-KNConfig::ReadNewsPage::ReadNewsPage(TQWidget *parent, const char *name)
-  : BasePageWithTabs(parent, name) {
+KNConfig::ReadNewsPage::ReadNewsPage(TQWidget *tqparent, const char *name)
+  : BasePageWithTabs(tqparent, name) {
 
   KNConfigManager *cfgMgr = knGlobals.configManager();
   addTab(new KNConfig::ReadNewsGeneralWidget(cfgMgr->readNewsGeneral(), this), i18n("General"));
@@ -150,15 +150,15 @@ KNConfig::ReadNewsPage::ReadNewsPage(TQWidget *parent, const char *name)
 //
 extern "C"
 {
-  KCModule *create_knode_config_post_news( TQWidget *parent, const char * )
+  KCModule *create_knode_config_post_news( TQWidget *tqparent, const char * )
   {
-    KNConfig::PostNewsPage *page = new KNConfig::PostNewsPage( parent, "kcmknode_config_post_news" );
+    KNConfig::PostNewsPage *page = new KNConfig::PostNewsPage( tqparent, "kcmknode_config_post_news" );
     return page;
   }
 }
 
-KNConfig::PostNewsPage::PostNewsPage(TQWidget *parent, const char *name)
-  : BasePageWithTabs(parent, name) {
+KNConfig::PostNewsPage::PostNewsPage(TQWidget *tqparent, const char *name)
+  : BasePageWithTabs(tqparent, name) {
 
   KNConfigManager *cfgMgr = knGlobals.configManager();
   addTab(new KNConfig::PostNewsTechnicalWidget(cfgMgr->postNewsTechnical(), this), i18n("Technical"));
@@ -173,9 +173,9 @@ KNConfig::PostNewsPage::PostNewsPage(TQWidget *parent, const char *name)
 //
 extern "C"
 {
-  KCModule *create_knode_config_privacy( TQWidget *parent, const char * )
+  KCModule *create_knode_config_privacy( TQWidget *tqparent, const char * )
   {
-    KNConfig::PrivacyWidget *page = new KNConfig::PrivacyWidget( parent, "kcmknode_config_privacy" );
+    KNConfig::PrivacyWidget *page = new KNConfig::PrivacyWidget( tqparent, "kcmknode_config_privacy" );
     return page;
   }
 }
@@ -187,9 +187,9 @@ extern "C"
 //
 extern "C"
 {
-  KCModule *create_knode_config_cleanup( TQWidget *parent, const char * )
+  KCModule *create_knode_config_cleanup( TQWidget *tqparent, const char * )
   {
-    KNConfig::CleanupWidget *page = new KNConfig::CleanupWidget( parent, "kcmknode_config_cleanup" );
+    KNConfig::CleanupWidget *page = new KNConfig::CleanupWidget( tqparent, "kcmknode_config_cleanup" );
     return page;
   }
 }
diff --git a/knode/knconfigpages.h b/knode/knconfigpages.h
index c1426fbc8..3f009c1d8 100644
--- a/knode/knconfigpages.h
+++ b/knode/knconfigpages.h
@@ -31,8 +31,9 @@ namespace KNConfig {
  */
 class KDE_EXPORT BasePageWithTabs : public KCModule {
   Q_OBJECT
+  TQ_OBJECT
   public:
-    BasePageWithTabs( TQWidget * parent=0, const char * name=0 );
+    BasePageWithTabs( TQWidget * tqparent=0, const char * name=0 );
     ~BasePageWithTabs() {};
 
     virtual void load();
@@ -51,26 +52,29 @@ class KDE_EXPORT BasePageWithTabs : public KCModule {
 // accounts page
 class AccountsPage : public BasePageWithTabs {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    AccountsPage(TQWidget *parent = 0, const char *name = 0);
+    AccountsPage(TQWidget *tqparent = 0, const char *name = 0);
 };
 
 
 // read news page
 class KDE_EXPORT ReadNewsPage : public BasePageWithTabs {
   Q_OBJECT
+  TQ_OBJECT
  
   public:
-    ReadNewsPage(TQWidget *parent = 0, const char *name = 0);
+    ReadNewsPage(TQWidget *tqparent = 0, const char *name = 0);
 };
 
 // post news page
 class KDE_EXPORT PostNewsPage : public BasePageWithTabs {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    PostNewsPage(TQWidget *parent = 0, const char *name = 0);
+    PostNewsPage(TQWidget *tqparent = 0, const char *name = 0);
 };
 
 
diff --git a/knode/knconfigwidgets.cpp b/knode/knconfigwidgets.cpp
index d70ebfa43..e02338fa6 100644
--- a/knode/knconfigwidgets.cpp
+++ b/knode/knconfigwidgets.cpp
@@ -163,7 +163,7 @@ KNConfig::IdentityWidget::IdentityWidget( Identity *d, TQWidget *p, const char *
   topL->addMultiCellWidget(s_igEdit, 9, 9, 0, 2);
 
   s_igEditor = new TQTextEdit(this);
-  s_igEditor->setTextFormat(Qt::PlainText);
+  s_igEditor->setTextFormat(TQt::PlainText);
   topL->addMultiCellWidget(s_igEditor, 10, 10, 0, 2);
   connect( s_igEditor, TQT_SIGNAL(textChanged()), TQT_SLOT(changed()) );
 
@@ -213,7 +213,7 @@ void KNConfig::IdentityWidget::save()
   d_ata->s_igningKey = s_igningKey->keyIDs().first();
   d_ata->u_seSigFile=s_igFile->isChecked();
   d_ata->u_seSigGenerator=s_igGenerator->isChecked();
-  d_ata->s_igPath=c_ompletion->tqreplacedPath(s_ig->text());
+  d_ata->s_igPath=c_ompletion->replacedPath(s_ig->text());
   d_ata->s_igText=s_igEditor->text();
 
   if(d_ata->isGlobal())
@@ -242,7 +242,7 @@ void KNConfig::IdentityWidget::slotSignatureType(int type)
 
 void KNConfig::IdentityWidget::slotSignatureChoose()
 {
-  TQString tmp=KFileDialog::getOpenFileName(c_ompletion->tqreplacedPath(s_ig->text()),TQString::null,this,i18n("Choose Signature"));
+  TQString tmp=KFileDialog::getOpenFileName(c_ompletion->replacedPath(s_ig->text()),TQString(),this,i18n("Choose Signature"));
   if(!tmp.isEmpty()) s_ig->setText(tmp);
   emit changed( true );
 }
@@ -250,7 +250,7 @@ void KNConfig::IdentityWidget::slotSignatureChoose()
 
 void KNConfig::IdentityWidget::slotSignatureEdit()
 {
-  TQString fileName = c_ompletion->tqreplacedPath(s_ig->text()).stripWhiteSpace();
+  TQString fileName = c_ompletion->replacedPath(s_ig->text()).stripWhiteSpace();
 
   if (fileName.isEmpty()) {
     KMessageBox::sorry(this, i18n("You must specify a filename."));
@@ -294,7 +294,7 @@ KNConfig::NntpAccountListWidget::NntpAccountListWidget(TQWidget *p, const char *
   topL->addMultiCellWidget(l_box, 0,4, 0,0);
 
   // info box
-  TQGroupBox *gb = new TQGroupBox(2,Qt::Vertical,TQString::null,this);
+  TQGroupBox *gb = new TQGroupBox(2,TQt::Vertical,TQString(),this);
   topL->addWidget(gb,5,0);
 
   s_erverInfo = new TQLabel(gb);
@@ -749,7 +749,7 @@ void KNConfig::AppearanceWidget::ColorListItem::paint( TQPainter *p )
 
   p->drawText( 30+3*2, fm.ascent() + fm.leading()/2, text() );
 
-  p->setPen( Qt::black );
+  p->setPen( TQt::black );
   p->drawRect( 3, 1, 30, h-1 );
   p->fillRect( 4, 2, 28, h-3, mColor );
 }
@@ -2074,7 +2074,7 @@ void KNConfig::PostNewsTechnicalWidget::slotItemSelected(int)
 
 void KNConfig::PostNewsTechnicalWidget::slotAddBtnClicked()
 {
-  XHeaderConfDialog *dlg=new XHeaderConfDialog(TQString::null, this);
+  XHeaderConfDialog *dlg=new XHeaderConfDialog(TQString(), this);
   if (dlg->exec())
     l_box->insertItem(dlg->result());
 
@@ -2131,7 +2131,7 @@ KNConfig::XHeaderConfDialog::XHeaderConfDialog(const TQString &h, TQWidget *p, c
   new TQLabel(":", page);
   v_alue=new KLineEdit(page);
 
-  int pos=h.find(": ", 2);
+  int pos=h.tqfind(": ", 2);
   if(pos!=-1) {
     n_ame->setText(h.mid(2, pos-2));
     pos+=2;
@@ -2237,7 +2237,7 @@ KNConfig::PostNewsComposerWidget::PostNewsComposerWidget( PostNewsComposer *d, T
   connect(e_ditor, TQT_SIGNAL(textChanged(const TQString&)), TQT_SLOT(changed()));
   editorL->addWidget(btn,1,2);
 
-  editorL->addMultiCellWidget(new TQLabel(i18n("%f will be tqreplaced with the filename to edit."), editorB),2,2,0,2);
+  editorL->addMultiCellWidget(new TQLabel(i18n("%f will be replaced with the filename to edit."), editorB),2,2,0,2);
 
   e_xternCB=new TQCheckBox(i18n("Start exte&rnal editor automatically"), editorB);
   editorL->addMultiCellWidget(e_xternCB, 3,3,0,2);
@@ -2293,7 +2293,7 @@ void KNConfig::PostNewsComposerWidget::slotChooseEditor()
   if (path.right(3) == " %f")
     path.truncate(path.length()-3);
 
-  path=KFileDialog::getOpenFileName(path, TQString::null, this, i18n("Choose Editor"));
+  path=KFileDialog::getOpenFileName(path, TQString(), this, i18n("Choose Editor"));
 
   if (!path.isEmpty())
     e_ditor->setText(path+" %f");
@@ -2360,8 +2360,8 @@ void KNConfig::PrivacyWidget::save()
 //BEGIN: Cleanup configuration widgets ---------------------------------------
 
 
-KNConfig::GroupCleanupWidget::GroupCleanupWidget( Cleanup *data, TQWidget *parent, const char *name )
-  : TQWidget( parent, name ), mData( data )
+KNConfig::GroupCleanupWidget::GroupCleanupWidget( Cleanup *data, TQWidget *tqparent, const char *name )
+  : TQWidget( tqparent, name ), mData( data )
 {
   TQVBoxLayout *top = new TQVBoxLayout( this );
 
@@ -2372,7 +2372,7 @@ KNConfig::GroupCleanupWidget::GroupCleanupWidget( Cleanup *data, TQWidget *paren
   }
 
   mExpGroup = new TQGroupBox( i18n("Newsgroup Cleanup Settings"), this );
-  mExpGroup->setColumnLayout(0, Qt::Vertical );
+  mExpGroup->setColumnLayout(0, TQt::Vertical );
   mExpGroup->tqlayout()->setSpacing( KDialog::spacingHint() );
   mExpGroup->tqlayout()->setMargin( KDialog::marginHint() );
   top->addWidget( mExpGroup );
@@ -2387,7 +2387,7 @@ KNConfig::GroupCleanupWidget::GroupCleanupWidget( Cleanup *data, TQWidget *paren
   mExpDays = new KIntSpinBox( 0, 99999, 1, 0, 10, mExpGroup );
   TQLabel *label = new TQLabel( mExpDays, i18n("&Purge groups every:"), mExpGroup );
   grid->addWidget( label, 2, 0 );
-  grid->addWidget( mExpDays, 2, 1, Qt::AlignRight );
+  grid->addWidget( mExpDays, 2, 1, TQt::AlignRight );
   connect( mExpDays, TQT_SIGNAL(valueChanged(int)), TQT_SIGNAL(changed()) );
   connect( mExpDays, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(expDaysChanged(int)) );
   connect( mExpEnabled, TQT_SIGNAL(toggled(bool)), label, TQT_SLOT(setEnabled(bool)) );
@@ -2396,14 +2396,14 @@ KNConfig::GroupCleanupWidget::GroupCleanupWidget( Cleanup *data, TQWidget *paren
   mExpReadDays = new KIntSpinBox( 0, 99999, 1, 0, 10, mExpGroup );
   label = new TQLabel( mExpReadDays, i18n("&Keep read articles:"), mExpGroup );
   grid->addWidget( label, 3, 0 );
-  grid->addWidget( mExpReadDays, 3, 1, Qt::AlignRight );
+  grid->addWidget( mExpReadDays, 3, 1, TQt::AlignRight );
   connect( mExpReadDays, TQT_SIGNAL(valueChanged(int)), TQT_SIGNAL(changed()) );
   connect( mExpReadDays, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(expReadDaysChanged(int)) );
 
   mExpUnreadDays = new KIntSpinBox( 0, 99999, 1, 0, 10, mExpGroup );
   label = new TQLabel( mExpUnreadDays, i18n("Keep u&nread articles:"), mExpGroup );
   grid->addWidget( label, 4, 0 );
-  grid->addWidget( mExpUnreadDays, 4, 1, Qt::AlignRight );
+  grid->addWidget( mExpUnreadDays, 4, 1, TQt::AlignRight );
   connect( mExpUnreadDays, TQT_SIGNAL(valueChanged(int)), TQT_SIGNAL(changed()) );
   connect( mExpUnreadDays, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(expUnreadDaysChanged(int)) );
 
@@ -2481,7 +2481,7 @@ KNConfig::CleanupWidget::CleanupWidget( TQWidget *p, const char *n ) :
   // === folders =========================================================
 
   TQGroupBox *foldersB=new TQGroupBox(i18n("Folders"), this);
-  foldersB->setColumnLayout(0, Qt::Vertical );
+  foldersB->setColumnLayout(0, TQt::Vertical );
   foldersB->tqlayout()->setSpacing( KDialog::spacingHint() );
   foldersB->tqlayout()->setMargin( KDialog::marginHint() );
 
@@ -2497,7 +2497,7 @@ KNConfig::CleanupWidget::CleanupWidget( TQWidget *p, const char *n ) :
   f_olderDays=new KIntSpinBox(0, 99999, 1, 0, 10, foldersB);
   f_olderDaysL=new TQLabel(f_olderDays,i18n("P&urge folders every:"), foldersB);
   foldersL->addWidget(f_olderDaysL,2,0);
-  foldersL->addWidget(f_olderDays,2,1,Qt::AlignRight);
+  foldersL->addWidget(f_olderDays,2,1,TQt::AlignRight);
   connect(f_olderDays, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(changed()));
   connect(f_olderDays, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(slotFolderDaysChanged(int)));
 
diff --git a/knode/knconfigwidgets.h b/knode/knconfigwidgets.h
index da6af2ddf..806f6b822 100644
--- a/knode/knconfigwidgets.h
+++ b/knode/knconfigwidgets.h
@@ -66,6 +66,7 @@ namespace KNConfig {
 class KDE_EXPORT IdentityWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     IdentityWidget(Identity *d, TQWidget *p=0, const char *n=0);
@@ -107,6 +108,7 @@ class KDE_EXPORT IdentityWidget : public KCModule {
 class KDE_EXPORT NntpAccountListWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     NntpAccountListWidget(TQWidget *p=0, const char *n=0);
@@ -154,6 +156,7 @@ class KDE_EXPORT NntpAccountListWidget : public KCModule {
 class KDE_EXPORT NntpAccountConfDialog : public KDialogBase  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     NntpAccountConfDialog(KNNntpAccount* acc, TQWidget *p=0, const char *n=0);
@@ -195,6 +198,7 @@ class KDE_EXPORT NntpAccountConfDialog : public KDialogBase  {
 class KDE_EXPORT SmtpAccountWidget : public SmtpAccountWidgetBase {
 
 Q_OBJECT
+  TQ_OBJECT
 
   public:
     SmtpAccountWidget(TQWidget *p=0, const char *n=0);
@@ -216,6 +220,7 @@ Q_OBJECT
 class KDE_EXPORT AppearanceWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     AppearanceWidget(TQWidget *p=0, const char *n=0);
@@ -231,7 +236,7 @@ class KDE_EXPORT AppearanceWidget : public KCModule {
     class KDE_EXPORT ColorListItem : public TQListBoxText {
 
       public:
-        ColorListItem( const TQString &text, const TQColor &color=Qt::black );
+        ColorListItem( const TQString &text, const TQColor &color=TQt::black );
         ~ColorListItem();
         const TQColor& color()                     { return mColor; }
         void  setColor( const TQColor &color )     { mColor = color; }
@@ -344,6 +349,7 @@ class KDE_EXPORT ReadNewsNavigationWidget : public KCModule {
 class KDE_EXPORT ReadNewsViewerWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     ReadNewsViewerWidget(ReadNewsViewer *d, TQWidget *p=0, const char *n=0);
@@ -370,6 +376,7 @@ class KDE_EXPORT ReadNewsViewerWidget : public KCModule {
 class KDE_EXPORT DisplayedHeadersWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     DisplayedHeadersWidget(DisplayedHeaders *d, TQWidget *p=0, const char *n=0);
@@ -416,6 +423,7 @@ class KDE_EXPORT DisplayedHeadersWidget : public KCModule {
 class KDE_EXPORT DisplayedHeaderConfDialog : public KDialogBase {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     DisplayedHeaderConfDialog(KNDisplayedHeader *h, TQWidget *p=0, char *n=0);
@@ -440,6 +448,7 @@ class KDE_EXPORT DisplayedHeaderConfDialog : public KDialogBase {
 class KDE_EXPORT ScoringWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     ScoringWidget(Scoring *d, TQWidget *p=0, const char *n=0);
@@ -460,6 +469,7 @@ class KDE_EXPORT ScoringWidget : public KCModule {
 class KDE_EXPORT FilterListWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     FilterListWidget(TQWidget *p=0, const char *n=0);
@@ -525,6 +535,7 @@ class KDE_EXPORT FilterListWidget : public KCModule {
 class KDE_EXPORT PostNewsTechnicalWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     PostNewsTechnicalWidget(PostNewsTechnical *d, TQWidget *p=0, const char *n=0);
@@ -562,7 +573,7 @@ class KDE_EXPORT PostNewsTechnicalWidget : public KCModule {
 class KDE_EXPORT XHeaderConfDialog : public KDialogBase {
 
   public:
-    XHeaderConfDialog(const TQString &h=TQString::null, TQWidget *p=0, const char *n=0);
+    XHeaderConfDialog(const TQString &h=TQString(), TQWidget *p=0, const char *n=0);
     ~XHeaderConfDialog();
 
     TQString result();
@@ -578,6 +589,7 @@ class KDE_EXPORT XHeaderConfDialog : public KDialogBase {
 class KDE_EXPORT PostNewsComposerWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     PostNewsComposerWidget(PostNewsComposer *d, TQWidget *p=0, const char *n=0);
@@ -623,6 +635,7 @@ class KDE_EXPORT PostNewsSpellingWidget : public KCModule {
 class KDE_EXPORT PrivacyWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     PrivacyWidget(TQWidget *p=0, const char *n=0);
@@ -642,9 +655,10 @@ class KDE_EXPORT PrivacyWidget : public KCModule {
 class KDE_EXPORT GroupCleanupWidget : public TQWidget {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    GroupCleanupWidget( Cleanup *data, TQWidget *parent = 0, const char *name = 0 );
+    GroupCleanupWidget( Cleanup *data, TQWidget *tqparent = 0, const char *name = 0 );
 
     void load();
     void save();
@@ -670,6 +684,7 @@ class KDE_EXPORT GroupCleanupWidget : public TQWidget {
 class KDE_EXPORT CleanupWidget : public KCModule {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     CleanupWidget(TQWidget *p=0, const char *n=0);
@@ -702,6 +717,7 @@ class KDE_EXPORT CleanupWidget : public KCModule {
 
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     CacheWidget(Cache *d, TQWidget *p=0, const char *n=0);
diff --git a/knode/knconvert.cpp b/knode/knconvert.cpp
index ce25167e3..e925c26d4 100644
--- a/knode/knconvert.cpp
+++ b/knode/knconvert.cpp
@@ -405,7 +405,7 @@ int KNConvert::Converter04::convertFolder(TQString srcPrefix, TQString dstPrefix
     buff.at(readBytes)='\0'; //terminate string;
 
     //remove "X-KNode-Overview"
-    int pos=buff.find('\n');
+    int pos=buff.tqfind('\n');
     if(pos>-1)
       buff.remove(0, pos+1);
 
diff --git a/knode/knconvert.h b/knode/knconvert.h
index 49d3d7c5c..4db14718a 100644
--- a/knode/knconvert.h
+++ b/knode/knconvert.h
@@ -35,6 +35,7 @@ class KProcess;
 class KDE_EXPORT KNConvert : public TQDialog {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     static bool needToConvert(const TQString &oldVersion);
diff --git a/knode/kndisplayedheader.cpp b/knode/kndisplayedheader.cpp
index da8b1a2c3..1f6952f46 100644
--- a/knode/kndisplayedheader.cpp
+++ b/knode/kndisplayedheader.cpp
@@ -95,7 +95,7 @@ TQString KNDisplayedHeader::translatedName()
       else
         return n_ame;
     } else
-      return TQString::null;
+      return TQString();
   } else
     return n_ame;
 }
@@ -135,7 +135,7 @@ void  KNDisplayedHeader::createTags()
   const char *tokens[] = {  "<big>","</big>","<b>","</b>",
                             "<i>","</i>","<u>","</u>" };
 
-  for(int i=0; i<4; i++) t_ags[i]=TQString::null;
+  for(int i=0; i<4; i++) t_ags[i]=TQString();
 
   if(f_lags.at(0)) {    // <big>
     t_ags[0]=tokens[0];
diff --git a/knode/knfilterconfigwidget.cpp b/knode/knfilterconfigwidget.cpp
index 3c7daee1e..f3870c1b0 100644
--- a/knode/knfilterconfigwidget.cpp
+++ b/knode/knfilterconfigwidget.cpp
@@ -25,8 +25,8 @@
 #include "knfilterconfigwidget.h"
 
 
-KNFilterConfigWidget::KNFilterConfigWidget(TQWidget *parent, const char *name ) :
-  TQTabWidget(parent,name)
+KNFilterConfigWidget::KNFilterConfigWidget(TQWidget *tqparent, const char *name ) :
+  TQTabWidget(tqparent,name)
 {
   TQWidget *sf, *idW, *add;
   sf=new TQWidget(this);
@@ -50,7 +50,7 @@ KNFilterConfigWidget::KNFilterConfigWidget(TQWidget *parent, const char *name )
   addTab(idW, i18n("M&essage-IDs"));
 
   status=new KNStatusFilterWidget(this);
-  addTab(status, i18n("&Status"));
+  addTab(status, i18n("&tqStatus"));
 
   add=new TQWidget(this);
   TQVBoxLayout *addL=new TQVBoxLayout(add, 8,5);
diff --git a/knode/knfilterconfigwidget.h b/knode/knfilterconfigwidget.h
index 8d87d53fa..94a100d74 100644
--- a/knode/knfilterconfigwidget.h
+++ b/knode/knfilterconfigwidget.h
@@ -27,12 +27,13 @@ class KNRangeFilterWidget;
 class KNFilterConfigWidget : public TQTabWidget  {
 
   Q_OBJECT
+  TQ_OBJECT
   
   friend class KNFilterDialog;
   friend class KNSearchDialog;
 
   public:
-    KNFilterConfigWidget(TQWidget *parent=0, const char *name=0);
+    KNFilterConfigWidget(TQWidget *tqparent=0, const char *name=0);
     ~KNFilterConfigWidget();
     
     void reset();
diff --git a/knode/knfilterdialog.cpp b/knode/knfilterdialog.cpp
index f0151766e..0cd0b2ad6 100644
--- a/knode/knfilterdialog.cpp
+++ b/knode/knfilterdialog.cpp
@@ -30,9 +30,9 @@
 #include "knfilterdialog.h"
 
 
-KNFilterDialog::KNFilterDialog(KNArticleFilter *f, TQWidget *parent, const char *name)
+KNFilterDialog::KNFilterDialog(KNArticleFilter *f, TQWidget *tqparent, const char *name)
   : KDialogBase(Plain, (f->id()==-1)? i18n("New Filter"):i18n("Properties of %1").arg(f->name()),
-                Ok|Cancel|Help, Ok, parent, name),
+                Ok|Cancel|Help, Ok, tqparent, name),
     fltr(f)
 {
   TQFrame* page=plainPage();
diff --git a/knode/knfilterdialog.h b/knode/knfilterdialog.h
index 3dc7ee640..69e5c45d9 100644
--- a/knode/knfilterdialog.h
+++ b/knode/knfilterdialog.h
@@ -29,11 +29,12 @@ class TQCheckBox;
 class KNFilterDialog : public KDialogBase {
 
   Q_OBJECT
+  TQ_OBJECT
 
   friend class KNFilterManager;
 
   public:
-    KNFilterDialog(KNArticleFilter *f=0, TQWidget *parent=0, const char *name=0);
+    KNFilterDialog(KNArticleFilter *f=0, TQWidget *tqparent=0, const char *name=0);
     ~KNFilterDialog();
 
     KNArticleFilter* filter() { return fltr; }
diff --git a/knode/knfiltermanager.cpp b/knode/knfiltermanager.cpp
index 9ea8d7ac8..0d01698e1 100644
--- a/knode/knfiltermanager.cpp
+++ b/knode/knfiltermanager.cpp
@@ -30,8 +30,8 @@
 
 
 KNFilterSelectAction::KNFilterSelectAction( const TQString& text, const TQString& pix,
-                                            TQObject* parent, const char *name )
- : KActionMenu(text,pix,parent,name), currentItem(-42)
+                                            TQObject* tqparent, const char *name )
+ : KActionMenu(text,pix,tqparent,name), currentItem(-42)
 {
   popupMenu()->setCheckable(true);
   connect(popupMenu(),TQT_SIGNAL(activated(int)),this,TQT_SLOT(slotMenuActivated(int)));
@@ -61,8 +61,8 @@ void KNFilterSelectAction::slotMenuActivated(int id)
 
 //==============================================================================
 
-KNFilterManager::KNFilterManager(TQObject * parent, const char * name)
- : TQObject(parent,name), fset(0), currFilter(0), a_ctFilter(0)
+KNFilterManager::KNFilterManager(TQObject * tqparent, const char * name)
+ : TQObject(tqparent,name), fset(0), currFilter(0), a_ctFilter(0)
 {
   loadFilters();
 
@@ -262,7 +262,7 @@ void KNFilterManager::copyFilter(KNArticleFilter *f)
 void KNFilterManager::deleteFilter(KNArticleFilter *f)
 {
   if ( KMessageBox::warningContinueCancel( fset ? fset : knGlobals.topWidget,
-       i18n("Do you really want to delete this filter?"), TQString::null, KGuiItem( i18n("&Delete"), "editdelete" ) )
+       i18n("Do you really want to delete this filter?"), TQString(), KGuiItem( i18n("&Delete"), "editdelete" ) )
        == KMessageBox::Continue ) {
     if ( mFilterList.remove( f ) ) { // does not delete surplus config files
       if ( fset ) {                 // we reuse ids to reduce the number of dead files
diff --git a/knode/knfiltermanager.h b/knode/knfiltermanager.h
index 2dc431f34..c5c1f9748 100644
--- a/knode/knfiltermanager.h
+++ b/knode/knfiltermanager.h
@@ -31,10 +31,11 @@ class KNFilterDialog;
 class KNFilterSelectAction : public KActionMenu
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNFilterSelectAction( const TQString& text, const TQString& pix,
-                          TQObject* parent, const char *name );
+                          TQObject* tqparent, const char *name );
     ~KNFilterSelectAction();
 
     void setCurrentItem(int id);
@@ -50,12 +51,13 @@ class KNFilterSelectAction : public KActionMenu
 };
 
 
-class KNFilterManager : public QObject
+class KNFilterManager : public TQObject
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNFilterManager(TQObject * parent = 0, const char * name = 0);
+    KNFilterManager(TQObject * tqparent = 0, const char * name = 0);
     ~KNFilterManager();
 
     void readOptions();
diff --git a/knode/knfolder.cpp b/knode/knfolder.cpp
index 81f4f01a6..0044abc8b 100644
--- a/knode/knfolder.cpp
+++ b/knode/knfolder.cpp
@@ -41,8 +41,8 @@ KNFolder::KNFolder()
 }
 
 
-KNFolder::KNFolder(int id, const TQString &name, KNFolder *parent)
-  : KNArticleCollection(parent), i_d(id), i_ndexDirty(false), w_asOpen(true)
+KNFolder::KNFolder(int id, const TQString &name, KNFolder *tqparent)
+  : KNArticleCollection(tqparent), i_d(id), i_ndexDirty(false), w_asOpen(true)
 {
   TQString fname=path()+TQString("custom_%1").arg(i_d);
 
@@ -51,7 +51,7 @@ KNFolder::KNFolder(int id, const TQString &name, KNFolder *parent)
   i_ndexFile.setName(fname+".idx");
   i_nfoPath=fname+".info";
 
-  p_arentId=parent?parent->id():-1;
+  p_arentId=tqparent?tqparent->id():-1;
 
   if(i_ndexFile.exists())
     c_ount=i_ndexFile.size()/sizeof(DynData);
@@ -60,8 +60,8 @@ KNFolder::KNFolder(int id, const TQString &name, KNFolder *parent)
 }
 
 
-KNFolder::KNFolder(int id, const TQString &name, const TQString &prefix, KNFolder *parent)
-  : KNArticleCollection(parent), i_d(id), i_ndexDirty(false), w_asOpen(true)
+KNFolder::KNFolder(int id, const TQString &name, const TQString &prefix, KNFolder *tqparent)
+  : KNArticleCollection(tqparent), i_d(id), i_ndexDirty(false), w_asOpen(true)
 {
   TQString fname=path()+TQString("%1_%2").arg(prefix).arg(i_d);
 
@@ -70,7 +70,7 @@ KNFolder::KNFolder(int id, const TQString &name, const TQString &prefix, KNFolde
   i_ndexFile.setName(fname+".idx");
   i_nfoPath=fname+".info";
 
-  p_arentId=parent?parent->id():-1;
+  p_arentId=tqparent?tqparent->id():-1;
 
   if(i_ndexFile.exists())
     c_ount=i_ndexFile.size()/sizeof(DynData);
@@ -115,7 +115,7 @@ bool KNFolder::readInfo(const TQString &infoPath)
   if (!isRootFolder() && !isStandardFolder()) {
     n_ame=info.readEntry("name");
     i_d=info.readNumEntry("id", -1);
-    p_arentId=info.readNumEntry("parentId", -1);
+    p_arentId=info.readNumEntry("tqparentId", -1);
   }
   w_asOpen=info.readBoolEntry("wasOpen", true);
 
@@ -147,7 +147,7 @@ void KNFolder::saveInfo()
     if (!isRootFolder() && !isStandardFolder()) {
       info.writeEntry("name", n_ame);
       info.writeEntry("id", i_d);
-      info.writeEntry("parentId", p_arentId);
+      info.writeEntry("tqparentId", p_arentId);
     }
     if(l_istItem)
       info.writeEntry("wasOpen", l_istItem->isOpen());
@@ -187,7 +187,7 @@ bool KNFolder::loadHdrs()
   }
 
   TQCString tmp;
-  KQCStringSplitter split;
+  KTQCStringSplitter split;
   KNLocalArticle *art;
   DynData dynamic;
   int pos1=0, pos2=0, cnt=0, byteCount;
@@ -244,8 +244,8 @@ bool KNFolder::loadHdrs()
 
     //set overview
     bool end=false;
-    pos1=tmp.find(' ')+1;
-    pos2=tmp.find('\t', pos1);
+    pos1=tmp.tqfind(' ')+1;
+    pos2=tmp.tqfind('\t', pos1);
     if (pos2 == -1) {
       pos2=tmp.length();
       end=true;
@@ -254,7 +254,7 @@ bool KNFolder::loadHdrs()
 
     if (!end) {
       pos1=pos2+1;
-      pos2=tmp.find('\t', pos1);
+      pos2=tmp.tqfind('\t', pos1);
       if (pos2 == -1) {
         pos2=tmp.length();
         end=true;
@@ -264,7 +264,7 @@ bool KNFolder::loadHdrs()
 
     if (!end) {
       pos1=pos2+1;
-      pos2=tmp.find('\t', pos1);
+      pos2=tmp.tqfind('\t', pos1);
       if (pos2 == -1) {
         pos2=tmp.length();
         end=true;
@@ -284,7 +284,7 @@ bool KNFolder::loadHdrs()
       clear();
       closeFiles();
 
-      knGlobals.seStatusMsg(TQString::null);
+      knGlobals.seStatusMsg(TQString());
       knGlobals.top->setCursorBusy(false);
       return false;
     }
@@ -297,7 +297,7 @@ bool KNFolder::loadHdrs()
   c_ount=cnt;
   updateListItem();
 
-  knGlobals.seStatusMsg(TQString::null);
+  knGlobals.seStatusMsg(TQString());
   knGlobals.top->setCursorBusy(false);
 
   return true;
diff --git a/knode/knfolder.h b/knode/knfolder.h
index 0be6dafde..692e02a68 100644
--- a/knode/knfolder.h
+++ b/knode/knfolder.h
@@ -28,8 +28,8 @@ class KNFolder : public KNArticleCollection  {
 
   public:
     KNFolder();
-    KNFolder(int id, const TQString &name, KNFolder *parent=0);
-    KNFolder(int id, const TQString &name, const TQString &prefix, KNFolder *parent=0);
+    KNFolder(int id, const TQString &name, KNFolder *tqparent=0);
+    KNFolder(int id, const TQString &name, const TQString &prefix, KNFolder *tqparent=0);
     ~KNFolder();
 
     //type
@@ -38,7 +38,7 @@ class KNFolder : public KNArticleCollection  {
     //id
     int id() const                           { return i_d; }
     void setId(int i)                   { i_d=i; }
-    int parentId() const                     { return p_arentId; }
+    int tqparentId() const                     { return p_arentId; }
     bool isStandardFolder()             { return (i_d > 0) && (i_d <=3); }
     bool isRootFolder()                 { return i_d==0; }
 
@@ -58,7 +58,7 @@ class KNFolder : public KNArticleCollection  {
     KNLocalArticle* byMessageId(const TQCString &mid)
                                         { return static_cast<KNLocalArticle*>(KNArticleCollection::byMessageId(mid)); }
 
-    //parent
+    //tqparent
     void setParent(KNCollection *p);
 
     //load, save and delete
diff --git a/knode/knfoldermanager.cpp b/knode/knfoldermanager.cpp
index e857f4bb2..bdcbed4a2 100644
--- a/knode/knfoldermanager.cpp
+++ b/knode/knfoldermanager.cpp
@@ -156,7 +156,7 @@ bool KNFolderManager::deleteFolder(KNFolder *f)
 
   // find all subfolders of the folder we want to delete
   for ( TQValueList<KNFolder*>::Iterator it = mFolderList.begin(); it != mFolderList.end(); ++it ) {
-    p = (*it)->parent();
+    p = (*it)->tqparent();
     while ( p ) {
       if ( p == f ) {
         if ( (*it)->lockedArticles() > 0 )
@@ -164,7 +164,7 @@ bool KNFolderManager::deleteFolder(KNFolder *f)
         del.append( (*it) );
         break;
       }
-      p = p->parent();
+      p = p->tqparent();
     }
   }
 
@@ -198,15 +198,15 @@ void KNFolderManager::emptyFolder(KNFolder *f)
 
 bool KNFolderManager::moveFolder(KNFolder *f, KNFolder *p)
 {
-  if(!f || p==f->parent()) // nothing to be done
+  if(!f || p==f->tqparent()) // nothing to be done
     return true;
 
   // is "p" a child of "f" ?
-  KNCollection *p2=p?p->parent():0;
+  KNCollection *p2=p?p->tqparent():0;
   while(p2) {
     if(p2==f)
       break;
-    p2=p2->parent();
+    p2=p2->tqparent();
   }
 
   if( (p2 && p2==f) || f==p || f->isStandardFolder() || f->isRootFolder()) //  no way ;-)
@@ -366,7 +366,7 @@ void KNFolderManager::importFromMBox(KNFolder *f)
     if (!list.isEmpty())
       knGlobals.articleManager()->moveIntoFolder(list, f);
 
-    knGlobals.seStatusMsg(TQString::null);
+    knGlobals.seStatusMsg(TQString());
     knGlobals.top->setCursorBusy(false);
   }
 
@@ -415,7 +415,7 @@ void KNFolderManager::exportToMBox(KNFolder *f)
         knGlobals.top->secureProcessEvents();
     }
 
-    knGlobals.seStatusMsg(TQString::null);
+    knGlobals.seStatusMsg(TQString());
     knGlobals.top->setCursorBusy(false);
   }
 }
@@ -463,11 +463,11 @@ int KNFolderManager::loadCustomFolders()
       delete f;
   }
 
-  // set parents
+  // set tqparents
   if(cnt>0) {
     for ( TQValueList<KNFolder*>::Iterator it = mFolderList.begin(); it != mFolderList.end(); ++it ) {
-      if ( !(*it)->isRootFolder() ) {   // the root folder has no parent
-        KNFolder *par = folder( (*it)->parentId() );
+      if ( !(*it)->isRootFolder() ) {   // the root folder has no tqparent
+        KNFolder *par = folder( (*it)->tqparentId() );
         if ( !par )
           par = root();
         (*it)->setParent( par );
diff --git a/knode/knfoldermanager.h b/knode/knfoldermanager.h
index a6337d801..0920a6751 100644
--- a/knode/knfoldermanager.h
+++ b/knode/knfoldermanager.h
@@ -23,9 +23,10 @@ class KNArticleManager;
 class KNCleanUp;
 
 
-class KNFolderManager : public QObject
+class KNFolderManager : public TQObject
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNFolderManager(KNArticleManager *a);
diff --git a/knode/knglobals.h b/knode/knglobals.h
index 72ffa1f07..2cb801e80 100644
--- a/knode/knglobals.h
+++ b/knode/knglobals.h
@@ -76,7 +76,7 @@ class KDE_EXPORT KNGlobals {
     KNMemoryManager       *memoryManager();
 
     /** forwarded to top->seStatusMsg() if available */
-    void seStatusMsg(const TQString& text = TQString::null, int id = SB_MAIN);
+    void seStatusMsg(const TQString& text = TQString(), int id = SB_MAIN);
 
 private:
     KSharedConfig::Ptr c_onfig;
diff --git a/knode/kngroup.cpp b/knode/kngroup.cpp
index 3584e7447..1815027c0 100644
--- a/knode/kngroup.cpp
+++ b/knode/kngroup.cpp
@@ -167,8 +167,8 @@ void KNGroup::saveInfo()
 
 KNNntpAccount* KNGroup::account()
 {
-  KNCollection *p=parent();
-  while(p->type()!=KNCollection::CTnntpAccount) p=p->parent();
+  KNCollection *p=tqparent();
+  while(p->type()!=KNCollection::CTnntpAccount) p=p->tqparent();
 
   return (KNNntpAccount*)p_arent;
 }
@@ -184,7 +184,7 @@ bool KNGroup::loadHdrs()
   kdDebug(5003) << "KNGroup::loadHdrs() : loading headers" << endl;
   TQCString buff, hdrValue;
   KNFile f;
-  KQCStringSplitter split;
+  KTQCStringSplitter split;
   int cnt=0, id, lines, fileFormatVersion, artNumber;
   unsigned int timeT;
   KNRemoteArticle *art;
@@ -254,7 +254,7 @@ bool KNGroup::loadHdrs()
         // following lines contain one header per line
         for (uint i = buff.toUInt(); i > 0; --i) {
           buff = f.readLine();
-          int pos = buff.find(':');
+          int pos = buff.tqfind(':');
           TQCString hdrName = buff.left( pos );
           // skip headers we already set above and which we actually never should
           // find here, but however it still happens... (eg. #101355)
@@ -388,7 +388,7 @@ void KNGroup::insortNewHeaders(TQStrList *hdrs, TQStrList *hdrfmt, KNProtocolCli
 {
   KNRemoteArticle *art=0, *art2=0;
   TQCString data, hdr, hdrName;
-  KQCStringSplitter split;
+  KTQCStringSplitter split;
   split.setIncludeSep(false);
   int new_cnt=0, added_cnt=0, todo=hdrs->count();
   TQTime timer;
@@ -457,7 +457,7 @@ void KNGroup::insortNewHeaders(TQStrList *hdrs, TQStrList *hdrfmt, KNProtocolCli
       if (!split.next())
         break;
       data = split.string();
-      int pos = hdr.find(':');
+      int pos = hdr.tqfind(':');
       hdrName = hdr.left( pos );
       // if the header format is 'full' we have to strip the header name
       if (hdr.findRev("full") == (int)(hdr.length() - 4))
@@ -492,7 +492,7 @@ void KNGroup::insortNewHeaders(TQStrList *hdrs, TQStrList *hdrfmt, KNProtocolCli
   }
 
   // now we build the threads
-  syncSearchIndex(); // recreate the msgId-index so it tqcontains the appended headers
+  syncSearchIndex(); // recreate the msgId-index so it contains the appended headers
   buildThreads(added_cnt, client);
   updateThreadInfo();
 
@@ -558,7 +558,7 @@ int KNGroup::saveStaticData(int cnt,bool ovr)
       // optional headers
       ts << mOptionalHeaders.count() << '\n';
       for (TQCString hdrName = mOptionalHeaders.first(); hdrName; hdrName = mOptionalHeaders.next()) {
-        hdrName = hdrName.left( hdrName.find(':') );
+        hdrName = hdrName.left( hdrName.tqfind(':') );
         KMime::Headers::Base *hdr = art->getHeaderByType( hdrName );
         if ( hdr )
           ts << hdrName << ": " << hdr->asUnicodeString() << '\n';
@@ -936,7 +936,7 @@ void KNGroup::scoreArticles(bool onlynew)
         incReadCount();
     }
 
-    knGlobals.seStatusMsg(TQString::null);
+    knGlobals.seStatusMsg(TQString());
     knGlobals.top->setCursorBusy(false);
 
     //kdDebug(5003) << KNScorableArticle::notifyC->collection() << endl;
@@ -965,7 +965,7 @@ void KNGroup::reorganize()
   saveStaticData(length(), true);
   saveDynamicData(length(), true);
   knGlobals.top->headerView()->tqrepaint();
-  knGlobals.seStatusMsg(TQString::null);
+  knGlobals.seStatusMsg(TQString());
   knGlobals.top->setCursorBusy(false);
 }
 
@@ -1050,7 +1050,7 @@ int KNGroup::statThrWithUnread()
 TQString KNGroup::prepareForExecution()
 {
   if (knGlobals.groupManager()->loadHeaders(this))
-    return TQString::null;
+    return TQString();
   else
     return i18n("Cannot load saved headers: %1").arg(groupname());
 }
diff --git a/knode/kngroup.h b/knode/kngroup.h
index 76a9d0dd1..387ff0f6e 100644
--- a/knode/kngroup.h
+++ b/knode/kngroup.h
@@ -35,7 +35,7 @@ namespace KNConfig {
 class KNGroup : public KNArticleCollection , public KNJobItem  {
 
   public:
-    enum Status { unknown=0, readOnly=1, postingAllowed=2, moderated=3 };
+    enum tqStatus { unknown=0, readOnly=1, postingAllowed=2, moderated=3 };
 
     KNGroup(KNCollection *p=0);
     ~KNGroup();
@@ -123,8 +123,8 @@ class KNGroup : public KNArticleCollection , public KNJobItem  {
     KNNntpAccount* account();
     KNConfig::Identity* identity()const          { return i_dentity; }
     void setIdentity(KNConfig::Identity *i) { i_dentity=i; }
-    Status status()const                         { return s_tatus; }
-    void seStatus(Status s)                { s_tatus=s; }
+    tqStatus status()const                         { return s_tatus; }
+    void setqStatus(tqStatus s)                { s_tatus=s; }
     void showProperties();
 
     // cleanup configuration
@@ -153,7 +153,7 @@ class KNGroup : public KNArticleCollection , public KNJobItem  {
     bool      l_ocked,
               u_seCharset;
 
-    Status    s_tatus;
+    tqStatus    s_tatus;
 
     TQStringList c_rosspostIDBuffer;
 
diff --git a/knode/kngroupbrowser.cpp b/knode/kngroupbrowser.cpp
index d8e3f8354..d28e9ed92 100644
--- a/knode/kngroupbrowser.cpp
+++ b/knode/kngroupbrowser.cpp
@@ -34,9 +34,9 @@
 #include <tqpushbutton.h>
 
 
-KNGroupBrowser::KNGroupBrowser(TQWidget *parent, const TQString &caption, KNNntpAccount *a,
+KNGroupBrowser::KNGroupBrowser(TQWidget *tqparent, const TQString &caption, KNNntpAccount *a,
                                int buttons, bool newCBact, const TQString &user1, const TQString &user2) :
-  KDialogBase( parent, 0L, true, caption, buttons | Help | Ok | Cancel, Ok, true, user1, user2 ),
+  KDialogBase( tqparent, 0L, true, caption, buttons | Help | Ok | Cancel, Ok, true, user1, user2 ),
   incrementalFilter(false), a_ccount(a)
 {
   refilterTimer = new TQTimer();
@@ -190,7 +190,7 @@ bool KNGroupBrowser::itemInListView(TQListView *view, const KNGroupInfo &gi)
 }
 
 
-void KNGroupBrowser::createListItems(TQListViewItem *parent)
+void KNGroupBrowser::createListItems(TQListViewItem *tqparent)
 {
   TQString prefix, tlgn, compare;
   TQListViewItem *it;
@@ -198,11 +198,11 @@ void KNGroupBrowser::createListItems(TQListViewItem *parent)
   int colon;
   bool expandit=false;
 
-  if(parent) {
-    TQListViewItem *p=parent;
+  if(tqparent) {
+    TQListViewItem *p=tqparent;
     while(p) {
       prefix.prepend(p->text(0));
-      p=p->parent();
+      p=p->tqparent();
     }
   }
 
@@ -217,7 +217,7 @@ void KNGroupBrowser::createListItems(TQListViewItem *parent)
     compare=gn->name.mid(prefix.length());
 
     if(!expandit || !compare.startsWith(tlgn)) {
-     if((colon=compare.find('.'))!=-1) {
+     if((colon=compare.tqfind('.'))!=-1) {
         colon++;
         expandit=true;
       } else {
@@ -228,8 +228,8 @@ void KNGroupBrowser::createListItems(TQListViewItem *parent)
       tlgn = compare.left(colon);
 
       if(expandit) {
-        if(parent)
-          it=new TQListViewItem(parent, tlgn);
+        if(tqparent)
+          it=new TQListViewItem(tqparent, tlgn);
         else
           it=new TQListViewItem(groupView, tlgn);
 
@@ -237,8 +237,8 @@ void KNGroupBrowser::createListItems(TQListViewItem *parent)
         it->setExpandable(true);
       }
       else {
-        if(parent)
-          cit=new CheckItem(parent, *gn, this);
+        if(tqparent)
+          cit=new CheckItem(tqparent, *gn, this);
         else
           cit=new CheckItem(groupView, *gn, this);
         updateItemState(cit);
@@ -327,7 +327,7 @@ void KNGroupBrowser::slotFilter(const TQString &txt)
     for(KNGroupInfo *g=matchList->first(); g; g=matchList->next()) {
       if ((notCheckSub||g->subscribed)&&
           (notCheckNew||g->newGroup)&&
-          (notCheckStr||(g->name.find(filtertxt)!=-1)))
+          (notCheckStr||(g->name.tqfind(filtertxt)!=-1)))
       tempList->append(g);
     }
 
@@ -339,7 +339,7 @@ void KNGroupBrowser::slotFilter(const TQString &txt)
     for(KNGroupInfo *g=allList->first(); g; g=allList->next()) {
       if ((notCheckSub||g->subscribed)&&
           (notCheckNew||g->newGroup)&&
-          (notCheckStr||(isRegexp? (reg.search(g->name,0) != -1):(g->name.find(filtertxt)!=-1))))
+          (notCheckStr||(isRegexp? (reg.search(g->name,0) != -1):(g->name.tqfind(filtertxt)!=-1))))
         matchList->append(g);
     }
   }
diff --git a/knode/kngroupbrowser.h b/knode/kngroupbrowser.h
index 5178fc575..4a32d6278 100644
--- a/knode/kngroupbrowser.h
+++ b/knode/kngroupbrowser.h
@@ -35,6 +35,7 @@ class KNNntpAccount;
 class KNGroupBrowser : public KDialogBase {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     class CheckItem : public TQCheckListItem {
@@ -62,8 +63,8 @@ class KNGroupBrowser : public KDialogBase {
         KNGroupInfo info;
     };
 
-    KNGroupBrowser(TQWidget *parent, const TQString &caption, KNNntpAccount *a, int buttons=0,
-                   bool newCBact=false, const TQString &user1=TQString::null, const TQString &user2=TQString::null);
+    KNGroupBrowser(TQWidget *tqparent, const TQString &caption, KNNntpAccount *a, int buttons=0,
+                   bool newCBact=false, const TQString &user1=TQString(), const TQString &user2=TQString());
     ~KNGroupBrowser();
 
     KNNntpAccount* account()const      { return a_ccount; }
@@ -80,7 +81,7 @@ class KNGroupBrowser : public KDialogBase {
     void changeItemState(const KNGroupInfo &gi, bool s);
     bool itemInListView(TQListView *view, const KNGroupInfo &gi);
     void removeListItem(TQListView *view, const KNGroupInfo &gi);
-    void createListItems(TQListViewItem *parent=0);
+    void createListItems(TQListViewItem *tqparent=0);
 
     TQWidget *page;
     TQListView *groupView;
diff --git a/knode/kngroupdialog.cpp b/knode/kngroupdialog.cpp
index bff6dfd5b..eadaf06b9 100644
--- a/knode/kngroupdialog.cpp
+++ b/knode/kngroupdialog.cpp
@@ -34,8 +34,8 @@
 #include <tqpushbutton.h>
 
 
-KNGroupDialog::KNGroupDialog(TQWidget *parent, KNNntpAccount *a) :
-  KNGroupBrowser(parent, i18n("Subscribe to Newsgroups"),a, User1 | User2, true, i18n("New &List"), i18n("New &Groups...") )
+KNGroupDialog::KNGroupDialog(TQWidget *tqparent, KNNntpAccount *a) :
+  KNGroupBrowser(tqparent, i18n("Subscribe to Newsgroups"),a, User1 | User2, true, i18n("New &List"), i18n("New &Groups...") )
 {
   rightLabel->setText(i18n("Current changes:"));
   subView=new TQListView(page);
@@ -138,7 +138,7 @@ void KNGroupDialog::toSubscribe(TQSortedList<KNGroupInfo> *l)
   }
   if (moderated)   // warn the user
      KMessageBox::information(knGlobals.topWidget,i18n("You have subscribed to a moderated newsgroup.\nYour articles will not appear in the group immediately.\nThey have to go through a moderation process."),
-                              TQString::null,"subscribeModeratedWarning");
+                              TQString(),"subscribeModeratedWarning");
 }
 
 
@@ -292,7 +292,7 @@ void KNGroupDialog::slotUser2()
   topL->addMultiCellWidget(takeLast, 0, 0, 0, 1);
 
   TQLabel *l = new TQLabel(KGlobal::locale()->formatDate(lastDate, false),btnGrp);
-  topL->addWidget(l, 1, 1, Qt::AlignLeft);
+  topL->addWidget(l, 1, 1, TQt::AlignLeft);
 
   connect(takeLast, TQT_SIGNAL(toggled(bool)), l, TQT_SLOT(setEnabled(bool)));
 
@@ -301,7 +301,7 @@ void KNGroupDialog::slotUser2()
 
   KDatePicker *dateSel = new KDatePicker(btnGrp, lastDate);
   dateSel->setMinimumSize(dateSel->tqsizeHint());
-  topL->addWidget(dateSel, 3, 1, Qt::AlignLeft);
+  topL->addWidget(dateSel, 3, 1, TQt::AlignLeft);
 
   connect(takeCustom, TQT_SIGNAL(toggled(bool)), dateSel, TQT_SLOT(setEnabled(bool)));
 
diff --git a/knode/kngroupdialog.h b/knode/kngroupdialog.h
index a2d747986..024e67078 100644
--- a/knode/kngroupdialog.h
+++ b/knode/kngroupdialog.h
@@ -23,9 +23,10 @@
 class KNGroupDialog : public KNGroupBrowser {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNGroupDialog(TQWidget *parent, KNNntpAccount *a);
+    KNGroupDialog(TQWidget *tqparent, KNNntpAccount *a);
     ~KNGroupDialog();
 
     void toSubscribe(TQSortedList<KNGroupInfo> *l);
diff --git a/knode/kngroupmanager.cpp b/knode/kngroupmanager.cpp
index 2bece3571..48cfc117c 100644
--- a/knode/kngroupmanager.cpp
+++ b/knode/kngroupmanager.cpp
@@ -51,7 +51,7 @@ KNGroupInfo::KNGroupInfo()
 }
 
 
-KNGroupInfo::KNGroupInfo(const TQString &n_ame, const TQString &d_escription, bool n_ewGroup, bool s_ubscribed, KNGroup::Status s_tatus)
+KNGroupInfo::KNGroupInfo(const TQString &n_ame, const TQString &d_escription, bool n_ewGroup, bool s_ubscribed, KNGroup::tqStatus s_tatus)
   : name(n_ame), description(d_escription), newGroup(n_ewGroup), subscribed(s_ubscribed),
     status(s_tatus)
 {
@@ -101,7 +101,7 @@ bool KNGroupListData::readIn(KNProtocolClient *client)
   int sepPos1,sepPos2;
   TQString name,description;
   bool sub;
-  KNGroup::Status status=KNGroup::unknown;
+  KNGroup::tqStatus status=KNGroup::unknown;
   TQTime timer;
   uint size=f.size()+2;
 
@@ -111,16 +111,16 @@ bool KNGroupListData::readIn(KNProtocolClient *client)
   if(f.open(IO_ReadOnly)) {
     while(!f.atEnd()) {
       line = f.readLine();
-      sepPos1 = line.find(' ');
+      sepPos1 = line.tqfind(' ');
 
       if (sepPos1==-1) {        // no description
         name = TQString::fromUtf8(line);
-        description = TQString::null;
+        description = TQString();
         status = KNGroup::unknown;
       } else {
         name = TQString::fromUtf8(line.left(sepPos1));
 
-        sepPos2 = line.find(' ',sepPos1+1);
+        sepPos2 = line.tqfind(' ',sepPos1+1);
         if (sepPos2==-1) {        // no status
           description = TQString::fromUtf8(line.right(line.length()-sepPos1-1));
           status = KNGroup::unknown;
@@ -201,7 +201,7 @@ void KNGroupListData::merge(TQSortedList<KNGroupInfo>* newGroups)
   bool subscribed;
 
   for (KNGroupInfo *i=newGroups->first(); i; i=newGroups->next()) {
-    if (groups->find(i)>=0) {
+    if (groups->tqfind(i)>=0) {
       subscribed = groups->current()->subscribed;
       groups->remove();   // avoid duplicates
     } else
@@ -224,8 +224,8 @@ TQSortedList<KNGroupInfo>* KNGroupListData::extractList()
 //===============================================================================
 
 
-KNGroupManager::KNGroupManager(TQObject * parent, const char * name)
-  : TQObject(parent,name)
+KNGroupManager::KNGroupManager(TQObject * tqparent, const char * name)
+  : TQObject(tqparent,name)
 {
   c_urrentGroup=0;
   a_rticleMgr = knGlobals.articleManager();
@@ -393,9 +393,9 @@ void KNGroupManager::expireAll(KNNntpAccount *a)
 }
 
 
-void KNGroupManager::showGroupDialog(KNNntpAccount *a, TQWidget *parent)
+void KNGroupManager::showGroupDialog(KNNntpAccount *a, TQWidget *tqparent)
 {
-  KNGroupDialog* gDialog=new KNGroupDialog((parent!=0)? parent:knGlobals.topWidget, a);
+  KNGroupDialog* gDialog=new KNGroupDialog((tqparent!=0)? tqparent:knGlobals.topWidget, a);
 
   connect(gDialog, TQT_SIGNAL(loadList(KNNntpAccount*)), this, TQT_SLOT(slotLoadGroupList(KNNntpAccount*)));
   connect(gDialog, TQT_SIGNAL(fetchList(KNNntpAccount*)), this, TQT_SLOT(slotFetchGroupList(KNNntpAccount*)));
@@ -408,8 +408,8 @@ void KNGroupManager::showGroupDialog(KNNntpAccount *a, TQWidget *parent)
     TQStringList lst;
     gDialog->toUnsubscribe(&lst);
     if (lst.count()>0) {
-      if (KMessageBox::Yes == KMessageBox::questionYesNoList((parent!=0)? parent:knGlobals.topWidget,i18n("Do you really want to unsubscribe\nfrom these groups?"),
-                                                              lst, TQString::null, i18n("Unsubscribe"), KStdGuiItem::cancel())) {
+      if (KMessageBox::Yes == KMessageBox::questionYesNoList((tqparent!=0)? tqparent:knGlobals.topWidget,i18n("Do you really want to unsubscribe\nfrom these groups?"),
+                                                              lst, TQString(), i18n("Unsubscribe"), KStdGuiItem::cancel())) {
         for ( TQStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
           if((g=group(*it, a)))
             unsubscribeGroup(g);
@@ -435,7 +435,7 @@ void KNGroupManager::subscribeGroup(const KNGroupInfo *gi, KNNntpAccount *a)
   grp=new KNGroup(a);
   grp->setGroupname(gi->name);
   grp->setDescription(gi->description);
-  grp->seStatus(gi->status);
+  grp->setqStatus(gi->status);
   grp->saveInfo();
   mGroupList.append( grp );
   emit groupAdded(grp);
@@ -466,9 +466,9 @@ bool KNGroupManager::unsubscribeGroup(KNGroup *g)
         a_rticleMgr->updateStatusString();
       }
 
-      const QFileInfoList *list = dir.entryInfoList();  // get list of matching files and delete all
+      const TQFileInfoList *list = dir.entryInfoList();  // get list of matching files and delete all
       if (list) {
-        QFileInfoListIterator it( *list );
+        TQFileInfoListIterator it( *list );
         while (it.current()) {
           if (it.current()->fileName() == g->groupname()+".dynamic" ||
               it.current()->fileName() == g->groupname()+".static" ||
@@ -596,7 +596,7 @@ void KNGroupManager::processJob(KNJobData *j)
               for ( KNGroupInfo* inf = d->groups->first(); inf; inf = d->groups->next() )
                 if ( inf->name == (*it)->groupname() ) {
                   (*it)->setDescription( inf->description );
-                  (*it)->seStatus( inf->status );
+                  (*it)->setqStatus( inf->status );
                   break;
                 }
             }
@@ -652,7 +652,7 @@ void KNGroupManager::slotLoadGroupList(KNNntpAccount *a)
   d->path = a->path();
 
   if(!TQFileInfo(d->path+"groups").exists()) {
-    if (KMessageBox::Yes==KMessageBox::questionYesNo(knGlobals.topWidget,i18n("You do not have any groups for this account;\ndo you want to fetch a current list?"), TQString::null, i18n("Fetch List"), i18n("Do Not Fetch"))) {
+    if (KMessageBox::Yes==KMessageBox::questionYesNo(knGlobals.topWidget,i18n("You do not have any groups for this account;\ndo you want to fetch a current list?"), TQString(), i18n("Fetch List"), i18n("Do Not Fetch"))) {
       delete d;
       slotFetchGroupList(a);
       return;
diff --git a/knode/kngroupmanager.h b/knode/kngroupmanager.h
index f93b57046..4105e7cd9 100644
--- a/knode/kngroupmanager.h
+++ b/knode/kngroupmanager.h
@@ -31,20 +31,20 @@ class KNCleanUp;
 //=================================================================================
 
 /** helper classes for the group selection dialog
-    tqcontains info about a newsgroup (name, description) */
+    contains info about a newsgroup (name, description) */
 
 class KNGroupInfo {
 
   public:
 
     KNGroupInfo();
-    KNGroupInfo(const TQString &n_ame, const TQString &d_escription, bool n_ewGroup=false, bool s_ubscribed=false, KNGroup::Status s_tatus=KNGroup::unknown );
+    KNGroupInfo(const TQString &n_ame, const TQString &d_escription, bool n_ewGroup=false, bool s_ubscribed=false, KNGroup::tqStatus s_tatus=KNGroup::unknown );
     ~KNGroupInfo();
 
     /** group names will be utf-8 encoded in the future... */
     TQString name,description;
     bool newGroup, subscribed;
-    KNGroup::Status status;
+    KNGroup::tqStatus status;
 
     bool operator== (const KNGroupInfo &gi2);
     bool operator< (const KNGroupInfo &gi2);
@@ -78,10 +78,11 @@ class KNGroupListData : public KNJobItem {
 class KNGroupManager : public TQObject , public KNJobConsumer {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
 
-    KNGroupManager(TQObject * parent=0, const char * name=0);
+    KNGroupManager(TQObject * tqparent=0, const char * name=0);
     ~KNGroupManager();
 
     // group access
@@ -99,7 +100,7 @@ class KNGroupManager : public TQObject , public KNJobConsumer {
     void setCurrentGroup(KNGroup *g);
 
     // group handling
-    void showGroupDialog(KNNntpAccount *a, TQWidget *parent=0);
+    void showGroupDialog(KNNntpAccount *a, TQWidget *tqparent=0);
     void subscribeGroup(const KNGroupInfo *gi, KNNntpAccount *a);
     bool unsubscribeGroup(KNGroup *g=0);
     void showGroupProperties(KNGroup *g=0);
diff --git a/knode/kngrouppropdlg.cpp b/knode/kngrouppropdlg.cpp
index 4983b428c..ef8e28700 100644
--- a/knode/kngrouppropdlg.cpp
+++ b/knode/kngrouppropdlg.cpp
@@ -29,9 +29,9 @@
 #include <tqlabel.h>
 
 
-KNGroupPropDlg::KNGroupPropDlg(KNGroup *group, TQWidget *parent, const char *name )
+KNGroupPropDlg::KNGroupPropDlg(KNGroup *group, TQWidget *tqparent, const char *name )
   : KDialogBase(Tabbed, i18n("Properties of %1").arg(group->groupname()),
-                Ok|Cancel|Help, Ok, parent, name),
+                Ok|Cancel|Help, Ok, tqparent, name),
     g_rp(group), n_ickChanged(false)
 {
 
@@ -85,7 +85,7 @@ KNGroupPropDlg::KNGroupPropDlg(KNGroup *group, TQWidget *parent, const char *nam
   l=new TQLabel(g_rp->description(),gb);
   grpL->addWidget(l,2,2);
 
-  l=new TQLabel(i18n("Status:"), gb);
+  l=new TQLabel(i18n("tqStatus:"), gb);
   grpL->addWidget(l,3,0);
   TQString status;
   switch (g_rp->status()) {
diff --git a/knode/kngrouppropdlg.h b/knode/kngrouppropdlg.h
index 0c640bea6..eb087dd45 100644
--- a/knode/kngrouppropdlg.h
+++ b/knode/kngrouppropdlg.h
@@ -35,7 +35,7 @@ namespace KNConfig {
 class KNGroupPropDlg : public KDialogBase  {
 
   public:
-    KNGroupPropDlg(KNGroup *group, TQWidget *parent=0, const char *name=0);
+    KNGroupPropDlg(KNGroup *group, TQWidget *tqparent=0, const char *name=0);
     ~KNGroupPropDlg();
 
     bool nickHasChanged()const { return n_ickChanged; }
diff --git a/knode/kngroupselectdialog.cpp b/knode/kngroupselectdialog.cpp
index 199abce86..d5188ad1f 100644
--- a/knode/kngroupselectdialog.cpp
+++ b/knode/kngroupselectdialog.cpp
@@ -27,11 +27,11 @@
 #include <tqpushbutton.h>
 
 
-KNGroupSelectDialog::KNGroupSelectDialog(TQWidget *parent, KNNntpAccount *a, const TQString &act) :
-  KNGroupBrowser(parent, i18n("Select Destinations"), a)
+KNGroupSelectDialog::KNGroupSelectDialog(TQWidget *tqparent, KNNntpAccount *a, const TQString &act) :
+  KNGroupBrowser(tqparent, i18n("Select Destinations"), a)
 {
   selView=new TQListView(page);
-  selView->addColumn(TQString::null);
+  selView->addColumn(TQString());
   selView->header()->hide();
   listL->addWidget(selView, 1,2);
   rightLabel->setText(i18n("Groups for this article:"));
@@ -105,7 +105,7 @@ TQString KNGroupSelectDialog::selectedGroups()const
 
   if (moderated && (count>=2))   // warn the user
      KMessageBox::information(tqparentWidget(),i18n("You are crossposting to a moderated newsgroup.\nPlease be aware that your article will not appear in any group\nuntil it has been approved by the moderators of the moderated group."),
-                              TQString::null,"crosspostModeratedWarning");
+                              TQString(),"crosspostModeratedWarning");
 
   return ret;
 }
diff --git a/knode/kngroupselectdialog.h b/knode/kngroupselectdialog.h
index 11c6fd39b..05b21970f 100644
--- a/knode/kngroupselectdialog.h
+++ b/knode/kngroupselectdialog.h
@@ -23,9 +23,10 @@
 class KNGroupSelectDialog : public KNGroupBrowser {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNGroupSelectDialog(TQWidget *parent, KNNntpAccount *a, const TQString &act);
+    KNGroupSelectDialog(TQWidget *tqparent, KNNntpAccount *a, const TQString &act);
     ~KNGroupSelectDialog();
 
     TQString selectedGroups()const;
diff --git a/knode/knhdrviewitem.cpp b/knode/knhdrviewitem.cpp
index c7f500a06..748bcb4f5 100644
--- a/knode/knhdrviewitem.cpp
+++ b/knode/knhdrviewitem.cpp
@@ -211,7 +211,7 @@ int KNHdrViewItem::width( const TQFontMetrics &fm, const TQListView *, int colum
 TQString KNHdrViewItem::text( int col ) const
 {
   if ( !art )
-    return TQString::null;
+    return TQString();
   KNHeaderView *hv = static_cast<KNHeaderView*>( listView() );
 
   if ( col == hv->paintInfo()->subCol ) {
@@ -222,14 +222,14 @@ TQString KNHdrViewItem::text( int col ) const
     if ( art->lines()->numberOfLines() != -1 )
       return TQString::number( art->lines()->numberOfLines() );
     else
-      return TQString::null;
+      return TQString();
   }
 
   if ( col == hv->paintInfo()->scoreCol ) {
     if ( art->type() == KMime::Base::ATremote )
       return TQString::number( static_cast<KNRemoteArticle*>( art )->score() );
     else
-      return TQString::null;
+      return TQString();
   }
 
   if ( col == hv->paintInfo()->dateCol ) {
diff --git a/knode/knjobdata.cpp b/knode/knjobdata.cpp
index a0def5d1e..5d92ca820 100644
--- a/knode/knjobdata.cpp
+++ b/knode/knjobdata.cpp
@@ -95,7 +95,7 @@ void KNJobData::cancel()
     mJob = 0;
   }
   if ( mProgressItem ) {
-    mProgressItem->seStatus( "Canceled" );
+    mProgressItem->setqStatus( "Canceled" );
     mProgressItem->setComplete();
     mProgressItem = 0;
   }
@@ -139,8 +139,8 @@ void KNJobData::slotJobPercent( KIO::Job*, unsigned long percent )
 
 void KNJobData::slotJobInfoMessage( KIO::Job*, const TQString &msg )
 {
-  kdDebug(5003) << k_funcinfo << "Status: " << msg << endl;
-  seStatus( msg );
+  kdDebug(5003) << k_funcinfo << "tqStatus: " << msg << endl;
+  setqStatus( msg );
 }
 
 
diff --git a/knode/knjobdata.h b/knode/knjobdata.h
index 14b1bca7e..3c98ef948 100644
--- a/knode/knjobdata.h
+++ b/knode/knjobdata.h
@@ -63,14 +63,15 @@ class KNJobItem {
     virtual bool isLocked()         { return false; }
     virtual void setLocked(bool)    { }
 
-    virtual TQString prepareForExecution() { return TQString::null; }
+    virtual TQString prepareForExecution() { return TQString(); }
 
 };
 
 
-class KNJobData : public QObject
+class KNJobData : public TQObject
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
 
@@ -114,7 +115,7 @@ class KNJobData : public QObject
     void createProgressItem();
 
     // safe forwards to the progress item
-    void seStatus( const TQString &msg ) { if ( mProgressItem ) mProgressItem->seStatus( msg ); }
+    void setqStatus( const TQString &msg ) { if ( mProgressItem ) mProgressItem->setqStatus( msg ); }
     void setProgress( unsigned int progress ) { if ( mProgressItem ) mProgressItem->setProgress( progress ); }
     void setComplete() { if ( mProgressItem ) { mProgressItem->setComplete(); mProgressItem = 0; } }
 
diff --git a/knode/knmainwidget.cpp b/knode/knmainwidget.cpp
index 6686d3f01..8da3b97ee 100644
--- a/knode/knmainwidget.cpp
+++ b/knode/knmainwidget.cpp
@@ -34,7 +34,7 @@
 #include "broadcaststatus.h"
 #include "krsqueezedtextlabel.h"
 #include "recentaddresses.h"
-using KPIM::BroadcasStatus;
+using KPIM::BroadcastqStatus;
 using KRecentAddress::RecentAddresses;
 
 //GUI
@@ -70,9 +70,9 @@ using namespace KNode;
 
 KNGlobals knGlobals;
 
-KNMainWidget::KNMainWidget( KXMLGUIClient* client, bool detachable, TQWidget* parent,
+KNMainWidget::KNMainWidget( KXMLGUIClient* client, bool detachable, TQWidget* tqparent,
                             const char* name  )
-  : DCOPObject("KNodeIface"), KDockArea( parent, name ),
+  : DCOPObject("KNodeIface"), KDockArea( tqparent, name ),
     b_lockui( false ), m_GUIClient( client )
 {
   knGlobals.top=this;
@@ -307,9 +307,9 @@ void KNMainWidget::iniStatusBar()
   //statusbar
   KMainWindow *mainWin = dynamic_cast<KMainWindow*>(tqtopLevelWidget());
   KStatusBar *sb =  mainWin ? mainWin->statusBar() : 0;
-  s_tatusFilter = new KRSqueezedTextLabel( TQString::null, sb );
+  s_tatusFilter = new KRSqueezedTextLabel( TQString(), sb );
   s_tatusFilter->tqsetAlignment( AlignLeft | AlignVCenter );
-  s_tatusGroup = new KRSqueezedTextLabel( TQString::null, sb );
+  s_tatusGroup = new KRSqueezedTextLabel( TQString(), sb );
   s_tatusGroup->tqsetAlignment( AlignLeft | AlignVCenter );
 }
 
@@ -324,13 +324,13 @@ void KNMainWidget::seStatusMsg(const TQString& text, int id)
   bar->clear();
   if (text.isEmpty() && (id==SB_MAIN)) {
     if (knGlobals.netAccess()->currentMsg().isEmpty())
-      BroadcasStatus::instance()->seStatusMsg(i18n(" Ready"));
+      BroadcastqStatus::instance()->seStatusMsg(i18n(" Ready"));
     else
-      BroadcasStatus::instance()->seStatusMsg(knGlobals.netAccess()->currentMsg());
+      BroadcastqStatus::instance()->seStatusMsg(knGlobals.netAccess()->currentMsg());
   } else {
     switch(id) {
       case SB_MAIN:
-        BroadcasStatus::instance()->seStatusMsg(text); break;
+        BroadcastqStatus::instance()->seStatusMsg(text); break;
       case SB_GROUP:
         s_tatusGroup->setText(text); break;
       case SB_FILTER:
@@ -670,7 +670,7 @@ void KNMainWidget::initActions()
   a_ctArtSortHeaders->setItems(items);
   a_ctArtSortHeaders->setShortcutConfigurable(false);
   connect(a_ctArtSortHeaders, TQT_SIGNAL(activated(int)), this, TQT_SLOT(slotArtSortHeaders(int)));
-  a_ctArtSortHeadersKeyb   = new KAction(i18n("Sort"), TQString::null, Key_F7 , this,
+  a_ctArtSortHeadersKeyb   = new KAction(i18n("Sort"), TQString(), Key_F7 , this,
                              TQT_SLOT(slotArtSortHeadersKeyb()), actionCollection(), "view_Sort_Keyb");
   a_ctArtSortHeadersKeyb->plugAccel(a_ccel);
   a_ctArtFilter             = new KNFilterSelectAction(i18n("&Filter"), "filter",
@@ -678,7 +678,7 @@ void KNMainWidget::initActions()
   a_ctArtFilter->setShortcutConfigurable(false);
   a_ctArtFilterKeyb         = new KAction(i18n("Filter"), Key_F6, actionCollection(), "view_Filter_Keyb");
   a_ctArtFilterKeyb->plugAccel(a_ccel);
-  a_ctArtSearch             = new KAction(i18n("&Search Articles..."),"mail_find" , Key_F4 , this,
+  a_ctArtSearch             = new KAction(i18n("&Search Articles..."),"mail_tqfind" , Key_F4 , this,
                               TQT_SLOT(slotArtSearch()), actionCollection(), "article_search");
   a_ctArtRefreshList        = new KAction(i18n("&Refresh List"),"reload", KStdAccel::shortcut(KStdAccel::Reload), this,
                               TQT_SLOT(slotArtRefreshList()), actionCollection(), "view_Refresh");
@@ -748,7 +748,7 @@ void KNMainWidget::initActions()
   a_ctToggleArticleViewer    = new KToggleAction(i18n("Show &Article Viewer"), CTRL+Key_J, this,
                                TQT_SLOT(slotToggleArticleViewer()), actionCollection(), "settings_show_articleViewer");
   a_ctToggleArticleViewer->setCheckedState(i18n("Hide &Article Viewer"));
-  a_ctToggleQuickSearch      = new KToggleAction(i18n("Show Quick Search"), TQString::null, this,
+  a_ctToggleQuickSearch      = new KToggleAction(i18n("Show Quick Search"), TQString(), this,
                                TQT_SLOT(slotToggleQuickSearch()), actionCollection(), "settings_show_quickSearch");
   a_ctToggleQuickSearch->setCheckedState(i18n("Hide Quick Search"));
   a_ctSwitchToGroupView      = new KAction(i18n("Switch to Group View"), Key_G , this,
@@ -841,7 +841,7 @@ bool KNMainWidget::requestShutdown()
   if( a_rtFactory->jobsPending() &&
       KMessageBox::No==KMessageBox::warningYesNo(this, i18n(
 "KNode is currently sending articles. If you quit now you might lose these \
-articles.\nDo you want to quit anyway?"), TQString::null, KStdGuiItem::quit(), KStdGuiItem::cancel())
+articles.\nDo you want to quit anyway?"), TQString(), KStdGuiItem::quit(), KStdGuiItem::cancel())
     )
     return false;
 
@@ -903,7 +903,7 @@ bool KNMainWidget::queryClose()
 
 void KNMainWidget::showEvent(TQShowEvent *)
 {
-  slotCheckDockWidgeStatus();
+  slotCheckDockWidgetqStatus();
 }
 
 
@@ -963,7 +963,7 @@ void KNMainWidget::getSelectedThreads(KNRemoteArticle::List &l)
       art=static_cast<KNRemoteArticle*> ((static_cast<KNHdrViewItem*>(i))->art);
       // ignore the article if it is already in the list
       // (multiple aritcles are selected in one thread)
-      if ( l.find(art) == l.end() )
+      if ( l.tqfind(art) == l.end() )
         art->thread(l);
     }
 }
@@ -983,8 +983,8 @@ void KNMainWidget::closeCurrentThread()
 {
   TQListViewItem *item = h_drView->currentItem();
   if (item) {
-    while (item->parent())
-      item = item->parent();
+    while (item->tqparent())
+      item = item->tqparent();
     h_drView->setCurrentItem(item);
     item->setOpen(false);
     h_drView->ensureItemVisible(item);
@@ -1301,7 +1301,7 @@ void KNMainWidget::slotNetworkActive(bool b)
 }
 
 
-void KNMainWidget::slotCheckDockWidgeStatus()
+void KNMainWidget::slotCheckDockWidgetqStatus()
 {
   a_ctToggleGroupView->setChecked(c_olDock->isVisible());
   a_ctToggleArticleViewer->setChecked(a_rtDock->isVisible());
@@ -1511,7 +1511,7 @@ void KNMainWidget::slotGrpUnsubscribe()
   kdDebug(5003) << "KNMainWidget::slotGrpUnsubscribe()" << endl;
   if(g_rpManager->currentGroup()) {
     if(KMessageBox::Yes==KMessageBox::questionYesNo(knGlobals.topWidget,
-      i18n("Do you really want to unsubscribe from %1?").arg(g_rpManager->currentGroup()->groupname()), TQString::null, i18n("Unsubscribe"), KStdGuiItem::cancel()))
+      i18n("Do you really want to unsubscribe from %1?").arg(g_rpManager->currentGroup()->groupname()), TQString(), i18n("Unsubscribe"), KStdGuiItem::cancel()))
       if (g_rpManager->unsubscribeGroup(g_rpManager->currentGroup()))
         slotCollectionSelected(0);
   }
@@ -1588,7 +1588,7 @@ void KNMainWidget::slotFolDelete()
     KMessageBox::sorry(knGlobals.topWidget, i18n("You cannot delete a standard folder."));
 
   else if( KMessageBox::Continue==KMessageBox::warningContinueCancel(knGlobals.topWidget,
-      i18n("Do you really want to delete this folder and all its children?"),"",KGuiItem(i18n("&Delete"),"editdelete")) ) {
+      i18n("Do you really want to delete this folder and all its tqchildren?"),"",KGuiItem(i18n("&Delete"),"editdelete")) ) {
 
     if(!f_olManager->deleteFolder(f_olManager->currentFolder()))
       KMessageBox::sorry(knGlobals.topWidget,
@@ -1946,8 +1946,8 @@ void KNMainWidget::slotFetchArticleWithID()
 
   if (dlg->exec()) {
     TQString id = dlg->messageId().simplifyWhiteSpace();
-    if (id.find(TQRegExp("*@*",false,true))!=-1) {
-      if (id.find(TQRegExp("<*>",false,true))==-1)   // add "<>" when necessary
+    if (id.tqfind(TQRegExp("*@*",false,true))!=-1) {
+      if (id.tqfind(TQRegExp("<*>",false,true))==-1)   // add "<>" when necessary
         id = TQString("<%1>").arg(id);
 
       if(!KNArticleWindow::raiseWindowForArticle(id.latin1())) { //article not yet opened
@@ -1966,7 +1966,7 @@ void KNMainWidget::slotFetchArticleWithID()
 void KNMainWidget::slotToggleGroupView()
 {
   c_olDock->changeHideShowState();
-  slotCheckDockWidgeStatus();
+  slotCheckDockWidgetqStatus();
 }
 
 
@@ -1977,19 +1977,19 @@ void KNMainWidget::slotToggleHeaderView()
       if ( !h_drDock->isDockBackPossible() ) {
           h_drDock->manualDock( a_rtDock, KDockWidget::DockTop );
           h_drDock->makeDockVisible();
-          slotCheckDockWidgeStatus();
+          slotCheckDockWidgetqStatus();
           return;
       }
 
   h_drDock->changeHideShowState();
-  slotCheckDockWidgeStatus();
+  slotCheckDockWidgetqStatus();
 }
 
 
 void KNMainWidget::slotToggleArticleViewer()
 {
   a_rtDock->changeHideShowState();
-  slotCheckDockWidgeStatus();
+  slotCheckDockWidgetqStatus();
 }
 
 void KNMainWidget::slotToggleQuickSearch()
@@ -2043,8 +2043,8 @@ KXMLGUIFactory* KNMainWidget::factory() const
 //--------------------------------
 
 
-FetchArticleIdDlg::FetchArticleIdDlg(TQWidget *parent, const char */*name*/ )
-    :KDialogBase(parent, 0, true, i18n("Fetch Article with ID"), KDialogBase::Ok|KDialogBase::Cancel, KDialogBase::Ok)
+FetchArticleIdDlg::FetchArticleIdDlg(TQWidget *tqparent, const char */*name*/ )
+    :KDialogBase(tqparent, 0, true, i18n("Fetch Article with ID"), KDialogBase::Ok|KDialogBase::Cancel, KDialogBase::Ok)
 {
   TQHBox *page = makeHBoxMainWidget();
 
diff --git a/knode/knmainwidget.h b/knode/knmainwidget.h
index 4717e3337..1ddba4906 100644
--- a/knode/knmainwidget.h
+++ b/knode/knmainwidget.h
@@ -63,8 +63,9 @@ class KActionCollection;
 class KDE_EXPORT KNMainWidget : public KDockArea, virtual public KNodeIface
 {
   Q_OBJECT
+  TQ_OBJECT
 public:
-  KNMainWidget( KXMLGUIClient *client, bool detachable, TQWidget* parent, const char* name );
+  KNMainWidget( KXMLGUIClient *client, bool detachable, TQWidget* tqparent, const char* name );
   ~KNMainWidget();
 
   /** exit */
@@ -72,7 +73,7 @@ public:
   void prepareShutdown();
 
   //GUI
-  void seStatusMsg(const TQString& = TQString::null, int id=SB_MAIN);
+  void seStatusMsg(const TQString& = TQString(), int id=SB_MAIN);
   void seStatusHelpMsg(const TQString& text);
   void updateCaption();
   void setCursorBusy(bool b=true);
@@ -229,7 +230,7 @@ protected slots:
   void slotNetworkActive(bool b);
 
   //dock widget slots
-  void slotCheckDockWidgeStatus();
+  void slotCheckDockWidgetqStatus();
   void slotGroupDockHidden();
   void slotHeaderDockHidden();
   void slotArticleDockHidden();
@@ -413,8 +414,9 @@ private:
 class  FetchArticleIdDlg : public KDialogBase
 {
     Q_OBJECT
+  TQ_OBJECT
 public:
-    FetchArticleIdDlg(TQWidget *parent, const char */*name*/ );
+    FetchArticleIdDlg(TQWidget *tqparent, const char */*name*/ );
     TQString messageId() const;
 
 protected slots:
diff --git a/knode/knnetaccess.cpp b/knode/knnetaccess.cpp
index 016a39ee6..bb32c04ff 100644
--- a/knode/knnetaccess.cpp
+++ b/knode/knnetaccess.cpp
@@ -37,8 +37,8 @@
 using KPIM::ProgressManager;
 
 
-KNNetAccess::KNNetAccess(TQObject *parent, const char *name )
-  : TQObject(parent,name), currentNntpJob(0), currentSmtpJob(0)
+KNNetAccess::KNNetAccess(TQObject *tqparent, const char *name )
+  : TQObject(tqparent,name), currentNntpJob(0), currentSmtpJob(0)
 {
   if ( pipe(nntpInPipe) == -1 || pipe(nntpOutPipe) == -1 ) {
     KMessageBox::error(knGlobals.topWidget, i18n("Internal error:\nFailed to open pipes for internal communication."));
@@ -102,7 +102,7 @@ void KNNetAccess::addJob(KNJobData *job)
   if ( !job->account()->readyForLogin() ) {
     mWalletQueue.append( job );
     knGlobals.accountManager()->loadPasswordsAsync();
-    job->seStatus( i18n( "Waiting for KWallet..." ) );
+    job->setqStatus( i18n( "Waiting for KWallet..." ) );
     return;
   }
 
@@ -142,7 +142,7 @@ void KNNetAccess::addJob(KNJobData *job)
         startJobNntp();
     }
   }
-  updateStatus();
+  updatetqStatus();
 }
 
 
@@ -178,7 +178,7 @@ void KNNetAccess::stopJobsNntp( int type )
     } else
       ++it;
   }
-  updateStatus();
+  updatetqStatus();
 }
 
 
@@ -207,7 +207,7 @@ void KNNetAccess::stopJobsSmtp( int type )
     } else
       ++it;
   }
-  updateStatus();
+  updatetqStatus();
 }
 
 
@@ -317,7 +317,7 @@ void KNNetAccess::threadDoneNntp()
         info->setUser(user);
         info->setPass(pass);
         tmp->setAuthError(false);
-        tmp->setErrorString(TQString::null);
+        tmp->setErrorString(TQString());
 
         kdDebug(5003) << "KNNetAccess::threadDoneNntp(): trying again with authentication data" << endl;
 
@@ -331,7 +331,7 @@ void KNNetAccess::threadDoneNntp()
   nntpClient->removeJob();
   currentNntpJob = 0L;
 
-  currMsg = TQString::null;
+  currMsg = TQString();
   knGlobals.seStatusMsg();
   tmp->setComplete();
 
@@ -340,7 +340,7 @@ void KNNetAccess::threadDoneNntp()
   if (!nntpJobQueue.isEmpty())
     startJobNntp();
 
-  updateStatus();
+  updatetqStatus();
 }
 
 
@@ -358,7 +358,7 @@ void KNNetAccess::threadDoneSmtp()
   tmp = currentSmtpJob;
   currentSmtpJob = 0L;
   if (!currentNntpJob) {
-    currMsg = TQString::null;
+    currMsg = TQString();
     knGlobals.seStatusMsg();
   }
   tmp->setComplete();
@@ -368,7 +368,7 @@ void KNNetAccess::threadDoneSmtp()
   if (!smtpJobQueue.isEmpty())
     startJobSmtp();
 
-  updateStatus();
+  updatetqStatus();
 }
 
 
@@ -399,52 +399,52 @@ void KNNetAccess::slotThreadSignal(int i)
       case KNProtocolClient::TSconnect:
         currMsg = i18n(" Connecting to server...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSloadGrouplist:
         currMsg = i18n(" Loading group list from disk...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSwriteGrouplist:
         currMsg = i18n(" Writing group list to disk...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSdownloadGrouplist:
         currMsg = i18n(" Downloading group list...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSdownloadNewGroups:
         currMsg = i18n(" Looking for new groups...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSdownloadDesc:
         currMsg = i18n(" Downloading group descriptions...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSdownloadNew:
         currMsg = i18n(" Downloading new headers...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSsortNew:
         currMsg = i18n(" Sorting...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSdownloadArticle:
         currMsg = i18n(" Downloading article...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSsendArticle:
         currMsg = i18n(" Sending article...");
         knGlobals.seStatusMsg(currMsg);
-        currentNntpJob->seStatus(currMsg);
+        currentNntpJob->setqStatus(currMsg);
       break;
       case KNProtocolClient::TSjobStarted:
         currentNntpJob->setProgress(0);
@@ -477,7 +477,7 @@ void KNNetAccess::slotPasswordsChanged()
 {
   TQValueList<KNJobData*>::ConstIterator it;
   for ( it = mWalletQueue.begin(); it != mWalletQueue.end(); ++it ) {
-    (*it)->seStatus( i18n("Waiting...") );
+    (*it)->setqStatus( i18n("Waiting...") );
     if ( (*it)->type() == KNJobData::JTmail )
       smtpJobQueue.append( (*it) );
     else
@@ -528,10 +528,10 @@ void KNNetAccess::slotCancelJob( KPIM::ProgressItem *item )
   if ( currentSmtpJob && currentSmtpJob->progressItem() == item )
     cancelCurrentSmtpJob();
 
-  updateStatus();
+  updatetqStatus();
 }
 
-void KNNetAccess::updateStatus( )
+void KNNetAccess::updatetqStatus( )
 {
   if ( nntpJobQueue.isEmpty() && smtpJobQueue.isEmpty() && !currentNntpJob
        && !currentSmtpJob && mWalletQueue.isEmpty() )
diff --git a/knode/knnetaccess.h b/knode/knnetaccess.h
index 0ad9498ff..e7ad1fb7e 100644
--- a/knode/knnetaccess.h
+++ b/knode/knnetaccess.h
@@ -37,10 +37,11 @@ class KNNntpClient;
 class KNNetAccess : public TQObject  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
 
-    KNNetAccess(TQObject *parent=0, const char *name=0);
+    KNNetAccess(TQObject *tqparent=0, const char *name=0);
     ~KNNetAccess();
 
     void addJob(KNJobData *job);
@@ -84,7 +85,7 @@ class KNNetAccess : public TQObject  {
     void cancelCurrentNntpJob( int type = 0 );
     void cancelCurrentSmtpJob( int type = 0 );
     /** Update activitiy status, i.e. emit netActive signal. */
-    void updateStatus();
+    void updatetqStatus();
 
   private slots:
     void slotJobResult( KIO::Job *job );
diff --git a/knode/knnntpaccount.cpp b/knode/knnntpaccount.cpp
index 1887baae5..0e685531e 100644
--- a/knode/knnntpaccount.cpp
+++ b/knode/knnntpaccount.cpp
@@ -181,10 +181,10 @@ TQString KNNntpAccount::path()
 }
 
 
-bool KNNntpAccount::editProperties(TQWidget *parent)
+bool KNNntpAccount::editProperties(TQWidget *tqparent)
 {
   if(!i_dentity) i_dentity=new KNConfig::Identity(false);
-  KNConfig::NntpAccountConfDialog *d = new KNConfig::NntpAccountConfDialog(this, parent);
+  KNConfig::NntpAccountConfDialog *d = new KNConfig::NntpAccountConfDialog(this, tqparent);
 
   bool ret=false;
   if (d->exec()) {
diff --git a/knode/knnntpaccount.h b/knode/knnntpaccount.h
index 611339191..a84d7a281 100644
--- a/knode/knnntpaccount.h
+++ b/knode/knnntpaccount.h
@@ -35,6 +35,7 @@ namespace KNConfig {
 class KNNntpAccountIntervalChecking : public TQObject  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNNntpAccountIntervalChecking(KNNntpAccount *account);
@@ -65,7 +66,7 @@ class KNNntpAccount : public KNCollection , public KNServerInfo {
     //void syncInfo();
     TQString path();
     /** returns true when the user accepted */
-    bool editProperties(TQWidget *parent);
+    bool editProperties(TQWidget *tqparent);
 
     // news interval checking
     void startTimer();
diff --git a/knode/knnntpclient.cpp b/knode/knnntpclient.cpp
index dd4f28feb..a6b1e566c 100644
--- a/knode/knnntpclient.cpp
+++ b/knode/knnntpclient.cpp
@@ -93,7 +93,7 @@ void KNNntpClient::doFetchGroups()
 
   char *s, *line;
   TQString name;
-  KNGroup::Status status;
+  KNGroup::tqStatus status;
   bool subscribed;
 
   while (getNextLine()) {
@@ -132,7 +132,7 @@ void KNNntpClient::doFetchGroups()
         default  : status = KNGroup::unknown;
       }
 
-      target->groups->append(new KNGroupInfo(name,TQString::null,false,subscribed,status));
+      target->groups->append(new KNGroupInfo(name,TQString(),false,subscribed,status));
     }
     doneLines++;
   }
@@ -140,7 +140,7 @@ void KNNntpClient::doFetchGroups()
   if (!job->success() || job->canceled())
     return;     // stopped...
 
-  QSortedVector<KNGroupInfo> tempVector;
+  TQSortedVector<KNGroupInfo> tempVector;
   target->groups->toVector(&tempVector);
   tempVector.sort();
 
@@ -228,7 +228,7 @@ void KNNntpClient::doCheckNewGroups()
 
   char *s, *line;
   TQString name;
-  KNGroup::Status status;
+  KNGroup::tqStatus status;
   TQSortedList<KNGroupInfo> tmpList;
   tmpList.setAutoDelete(true);
 
@@ -261,7 +261,7 @@ void KNNntpClient::doCheckNewGroups()
         default  : status = KNGroup::unknown;
       }
 
-      tmpList.append(new KNGroupInfo(name,TQString::null,true,false,status));
+      tmpList.append(new KNGroupInfo(name,TQString(),true,false,status));
     }
     doneLines++;
   }
@@ -525,7 +525,7 @@ void KNNntpClient::doPostArticle()
     TQCString s = getCurrentLine();
     int start = s.findRev(TQRegExp("<[^\\s]*@[^\\s]*>"));
     if (start != -1) {        // post response includes a recommended id
-      int end = s.find('>',start);
+      int end = s.tqfind('>',start);
       art->messageID()->from7BitString(s.mid(start,end-start+1));
       art->assemble();
       #ifndef NDEBUG
@@ -569,7 +569,7 @@ void KNNntpClient::doFetchSource()
 
 bool KNNntpClient::openConnection()
 {
-  currentGroup = TQString::null;
+  currentGroup = TQString();
 
   TQString oldPrefix = errorPrefix;
   errorPrefix=i18n("Unable to connect.\nThe following error occurred:\n");
diff --git a/knode/knode.cpp b/knode/knode.cpp
index d3df5b748..188851cfe 100644
--- a/knode/knode.cpp
+++ b/knode/knode.cpp
@@ -55,7 +55,7 @@ KNMainWindow::KNMainWindow( TQWidget* pWidget )
            TQT_SLOT( setCaption(const TQString&)) );
   setCentralWidget( m_mainWidget );
   setupStatusBar();
-  connect( KPIM::BroadcasStatus::instance(), TQT_SIGNAL(statusMsg(const TQString&)),
+  connect( KPIM::BroadcastqStatus::instance(), TQT_SIGNAL(statusMsg(const TQString&)),
     this, TQT_SLOT(slotShowStatusMsg(const TQString& )) );
   createGUI( "knodeui.rc" );
   knGlobals.instance = 0;
@@ -108,7 +108,7 @@ void KNMainWindow::setupStatusBar()
 
   statusBar()->addWidget( mLittleProgress, 0 , true );
 
-  mStatusMsgLabel = new KRSqueezedTextLabel( TQString::null, statusBar() );
+  mStatusMsgLabel = new KRSqueezedTextLabel( TQString(), statusBar() );
   mStatusMsgLabel->tqsetAlignment( AlignLeft | AlignVCenter );
   statusBar()->addWidget( mStatusMsgLabel, 2 );
   statusBar()->addWidget(m_mainWidget->statusBarLabelFilter(), 2);
diff --git a/knode/knode.h b/knode/knode.h
index 2c350c622..8d82defe6 100644
--- a/knode/knode.h
+++ b/knode/knode.h
@@ -44,6 +44,7 @@ class KNHeaderView;
 class KNMainWindow : public KMainWindow
 {
   Q_OBJECT
+  TQ_OBJECT
 
 public:
   KNMainWindow( TQWidget* tqparentWidget=0 );
diff --git a/knode/knode_config_privacy.desktop b/knode/knode_config_privacy.desktop
index e2ab8fcfc..5fd3ee459 100644
--- a/knode/knode_config_privacy.desktop
+++ b/knode/knode_config_privacy.desktop
@@ -64,7 +64,7 @@ Comment[af]=Beskerm you privaatheid deur pos stukke te onderteken en te bevestig
 Comment[bg]=Защита на личната кореспонденция чрез подписване и проверка на съобщенията
 Comment[bs]=Zaštitite vašu privatnost potpisivanjem i provjerom postinga
 Comment[ca]=Protegiu la vostra privadesa signant i verificant els missatges
-Comment[cs]=Chraňte své soukromí pomocí podepisování a ověřování podpisů
+Comment[cs]=Chraňte své soukromí potqmocí podepisování a ověřování podpisů
 Comment[da]=Beskyt dine private oplysninger ved at underskrive og verificere indsendelser
 Comment[de]=Schutz der Privatsphäre durch Signieren und Verifizieren von Beiträgen.
 Comment[el]=Προστατεύστε το απόρρητό σας υπογράφοντας και επαληθεύοντας τα μηνύματα
diff --git a/knode/knode_part.cpp b/knode/knode_part.cpp
index 3e54361ae..0dc09d460 100644
--- a/knode/knode_part.cpp
+++ b/knode/knode_part.cpp
@@ -18,8 +18,8 @@
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
     As a special exception, permission is given to link this program
-    with any edition of Qt, and distribute the resulting executable,
-    without including the source code for Qt in the source distribution.
+    with any edition of TQt, and distribute the resulting executable,
+    without including the source code for TQt in the source distribution.
 */
 
 #include "knode_part.h"
@@ -48,8 +48,8 @@ typedef KParts::GenericFactory< KNodePart > KNodeFactory;
 K_EXPORT_COMPONENT_FACTORY( libknodepart, KNodeFactory )
 
 KNodePart::KNodePart(TQWidget *tqparentWidget, const char *widgetName,
-		     TQObject *parent, const char *name, const TQStringList &)
-  : KParts::ReadOnlyPart(parent, name),
+		     TQObject *tqparent, const char *name, const TQStringList &)
+  : KParts::ReadOnlyPart(tqparent, name),
   mParentWidget( tqparentWidget )
 {
   kdDebug(5003) << "KNodePart()" << endl;
diff --git a/knode/knode_part.h b/knode/knode_part.h
index 1e9a4904b..b98b8d6fa 100644
--- a/knode/knode_part.h
+++ b/knode/knode_part.h
@@ -18,8 +18,8 @@
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
     As a special exception, permission is given to link this program
-    with any edition of Qt, and distribute the resulting executable,
-    without including the source code for Qt in the source distribution.
+    with any edition of TQt, and distribute the resulting executable,
+    without including the source code for TQt in the source distribution.
 */
 #ifndef KNODE_PART_H
 #define KNODE_PART_H
@@ -42,9 +42,10 @@ class KNMainWidget;
 class KNodePart: public KParts::ReadOnlyPart
 {
     Q_OBJECT
+  TQ_OBJECT
   public:
     KNodePart(TQWidget *tqparentWidget, const char *widgetName,
-              TQObject *parent, const char *name, const TQStringList &);
+              TQObject *tqparent, const char *name, const TQStringList &);
     virtual ~KNodePart();
 
     TQWidget* tqparentWidget() const;
diff --git a/knode/knprotocolclient.cpp b/knode/knprotocolclient.cpp
index 4831087c9..4b9137a5e 100644
--- a/knode/knprotocolclient.cpp
+++ b/knode/knprotocolclient.cpp
@@ -166,7 +166,7 @@ void KNProtocolClient::waitForWork()
         if (isConnected())         // connection is ready
           processJob();
       }
-      errorPrefix = TQString::null;
+      errorPrefix = TQString();
 
       clearPipe();
     }
@@ -218,7 +218,7 @@ bool KNProtocolClient::openConnection()
 }
 
 
-// sends QUIT-command and closes the socket
+// sends TQUIT-command and closes the socket
 void KNProtocolClient::closeConnection()
 {
   fd_set fdsW;
@@ -235,7 +235,7 @@ void KNProtocolClient::closeConnection()
   int ret = KSocks::self()->select(FD_SETSIZE, NULL, &fdsW, NULL, &tv);
 
   if (ret > 0) {    // we can write...
-    TQCString cmd = "QUIT\r\n";
+    TQCString cmd = "TQUIT\r\n";
     int todo = cmd.length();
     KSocks::self()->write(tcpSocket,&cmd.data()[0],todo);
   }
diff --git a/knode/knprotocolclient.h b/knode/knprotocolclient.h
index fa4d28d5b..4957e1334 100644
--- a/knode/knprotocolclient.h
+++ b/knode/knprotocolclient.h
@@ -62,7 +62,7 @@ class KNProtocolClient : public TQThread  {
     /** connect, handshake and authorization */
     virtual bool openConnection();
     bool isConnected()   { return (tcpSocket!=-1); };
-    /** sends QUIT-command and closes the socket */
+    /** sends TQUIT-command and closes the socket */
     virtual void closeConnection();
 
     /** sends a command (one line), return code is written to rep */
diff --git a/knode/knrangefilter.cpp b/knode/knrangefilter.cpp
index a0f018566..23b5753e8 100644
--- a/knode/knrangefilter.cpp
+++ b/knode/knrangefilter.cpp
@@ -96,8 +96,8 @@ void KNRangeFilter::save(KSimpleConfig *conf)
 //=====================================================================================
 //=====================================================================================
 
-KNRangeFilterWidget::KNRangeFilterWidget(const TQString& value, int min, int max, TQWidget* parent, const TQString &unit)
-  : TQGroupBox(value, parent)
+KNRangeFilterWidget::KNRangeFilterWidget(const TQString& value, int min, int max, TQWidget* tqparent, const TQString &unit)
+  : TQGroupBox(value, tqparent)
 {
   enabled=new TQCheckBox(this);
 
@@ -123,7 +123,7 @@ KNRangeFilterWidget::KNRangeFilterWidget(const TQString& value, int min, int max
   TQGridLayout *topL=new TQGridLayout(this, 2,6, 8,5 );
 
   topL->addRowSpacing(0, fontMetrics().lineSpacing()-4);
-  topL->addWidget(enabled,1,0, Qt::AlignHCenter);
+  topL->addWidget(enabled,1,0, TQt::AlignHCenter);
   topL->addColSpacing(0, 30);
   topL->addWidget(val1,1,1);
   topL->addWidget(op1,1,2);
diff --git a/knode/knrangefilter.h b/knode/knrangefilter.h
index 346257f2c..5c05d4e72 100644
--- a/knode/knrangefilter.h
+++ b/knode/knrangefilter.h
@@ -63,9 +63,10 @@ class KNRangeFilter {
 class KNRangeFilterWidget : public TQGroupBox {
       
   Q_OBJECT
+  TQ_OBJECT
     
   public:
-    KNRangeFilterWidget(const TQString& value, int min, int max, TQWidget* parent, const TQString &unit=TQString::null);
+    KNRangeFilterWidget(const TQString& value, int min, int max, TQWidget* tqparent, const TQString &unit=TQString());
     ~KNRangeFilterWidget();
         
     KNRangeFilter filter();
diff --git a/knode/knscoring.h b/knode/knscoring.h
index 68b23c585..00db3ee00 100644
--- a/knode/knscoring.h
+++ b/knode/knscoring.h
@@ -61,6 +61,7 @@ public:
 class KNScoringManager : public KScoringManager
 {
   Q_OBJECT
+  TQ_OBJECT
 
 public:
   KNScoringManager();
diff --git a/knode/knsearchdialog.cpp b/knode/knsearchdialog.cpp
index 4344cbbab..5f8ff1ada 100644
--- a/knode/knsearchdialog.cpp
+++ b/knode/knsearchdialog.cpp
@@ -29,14 +29,14 @@
 #include "knsearchdialog.h"
 
 
-KNSearchDialog::KNSearchDialog(searchType /*t*/, TQWidget *parent)
-  : TQDialog(parent)
+KNSearchDialog::KNSearchDialog(searchType /*t*/, TQWidget *tqparent)
+  : TQDialog(tqparent)
 {
   setCaption(kapp->makeStdCaption( i18n("Search for Articles") ));
   setIcon(SmallIcon("knode"));
   TQGroupBox *bg=new TQGroupBox(this);
 
-  startBtn=new TQPushButton(SmallIcon("mail_find"),i18n("Sea&rch"), bg);
+  startBtn=new TQPushButton(SmallIcon("mail_tqfind"),i18n("Sea&rch"), bg);
   startBtn->setDefault(true);
   newBtn=new TQPushButton(SmallIcon("editclear"),i18n("C&lear"), bg);
   closeBtn=new KPushButton(KStdGuiItem::close(), bg);
diff --git a/knode/knsearchdialog.h b/knode/knsearchdialog.h
index b056735bd..784a855ef 100644
--- a/knode/knsearchdialog.h
+++ b/knode/knsearchdialog.h
@@ -28,10 +28,11 @@ class KNArticleFilter;
 class KNSearchDialog : public TQDialog {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     enum searchType { STfolderSearch, STgroupSearch };
-    KNSearchDialog(searchType t=STgroupSearch, TQWidget *parent=0);
+    KNSearchDialog(searchType t=STgroupSearch, TQWidget *tqparent=0);
     ~KNSearchDialog();
 
     KNArticleFilter* filter() const  { return f_ilter; }
diff --git a/knode/knsourceviewwindow.cpp b/knode/knsourceviewwindow.cpp
index f0b2b75d8..607e4c39f 100644
--- a/knode/knsourceviewwindow.cpp
+++ b/knode/knsourceviewwindow.cpp
@@ -27,7 +27,7 @@ KNSourceViewWindow::KNSourceViewWindow( const TQString &text )
 {
   setWFlags(WType_TopLevel | WDestructiveClose);
   TQAccel *accel = new TQAccel( this, "browser close-accel" );
-  accel->connectItem( accel->insertItem( Qt::Key_Escape ), this , TQT_SLOT( close() ));
+  accel->connectItem( accel->insertItem( TQt::Key_Escape ), this , TQT_SLOT( close() ));
   KNConfig::Appearance *app=knGlobals.configManager()->appearance();
 
   setTextFormat( PlainText );
diff --git a/knode/knsourceviewwindow.h b/knode/knsourceviewwindow.h
index aabe14b50..6f720ea6b 100644
--- a/knode/knsourceviewwindow.h
+++ b/knode/knsourceviewwindow.h
@@ -21,6 +21,7 @@
 class KNSourceViewWindow : public KTextBrowser {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
     KNSourceViewWindow( const TQString &text );
diff --git a/knode/knstatusfilter.cpp b/knode/knstatusfilter.cpp
index a1379a265..aa92dca58 100644
--- a/knode/knstatusfilter.cpp
+++ b/knode/knstatusfilter.cpp
@@ -94,8 +94,8 @@ bool KNStatusFilter::doFilter(KNRemoteArticle *a)
 
 //==============================================================================
 
-KNStatusFilterWidget::KNStatusFilterWidget(TQWidget *parent) :
-  TQButtonGroup(0, parent)
+KNStatusFilterWidget::KNStatusFilterWidget(TQWidget *tqparent) :
+  TQButtonGroup(0, tqparent)
 {
   setFrameStyle(NoFrame);
   enR=new TQCheckBox(i18n("Is read:"), this);
@@ -197,7 +197,7 @@ void KNStatusFilterWidget::slotEnabled(int c)
 //==============================================================================
 
 
-KNStatusFilterWidget::TFCombo::TFCombo(TQWidget *parent) : TQComboBox(parent)
+KNStatusFilterWidget::TFCombo::TFCombo(TQWidget *tqparent) : TQComboBox(tqparent)
 {
   insertItem(i18n("True"));
   insertItem(i18n("False"));
diff --git a/knode/knstatusfilter.h b/knode/knstatusfilter.h
index a408a96c7..f4ec92cdd 100644
--- a/knode/knstatusfilter.h
+++ b/knode/knstatusfilter.h
@@ -54,9 +54,10 @@ class KNStatusFilter {
 class KNStatusFilterWidget : public TQButtonGroup  {
 
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNStatusFilterWidget(TQWidget *parent);
+    KNStatusFilterWidget(TQWidget *tqparent);
     ~KNStatusFilterWidget();
 
     KNStatusFilter filter();
@@ -69,7 +70,7 @@ class KNStatusFilterWidget : public TQButtonGroup  {
     class TFCombo : public TQComboBox {
 
       public:
-        TFCombo(TQWidget *parent);
+        TFCombo(TQWidget *tqparent);
         ~TFCombo();
         void setValue(bool b) { if(b) setCurrentItem(0); else setCurrentItem(1); }
         bool value() const         { return (currentItem()==0); }
diff --git a/knode/knstringfilter.cpp b/knode/knstringfilter.cpp
index 3f866902b..1570da040 100644
--- a/knode/knstringfilter.cpp
+++ b/knode/knstringfilter.cpp
@@ -47,7 +47,7 @@ bool KNStringFilter::doFilter(const TQString &s)
       TQRegExp matcher(expanded);
       ret = ( matcher.search(s) >= 0 );
     } else
-      ret=(s.find(expanded,0,false)!=-1);
+      ret=(s.tqfind(expanded,0,false)!=-1);
 
     if(!con) ret=!ret;
   }
@@ -57,7 +57,7 @@ bool KNStringFilter::doFilter(const TQString &s)
 
 
 
-// tqreplace placeholders
+// replace placeholders
 void KNStringFilter::expand(KNGroup *g)
 {
   KNConfig::Identity *id = (g) ? g->identity() : 0;
@@ -94,8 +94,8 @@ void KNStringFilter::save(KSimpleConfig *conf)
 
 //===============================================================================
 
-KNStringFilterWidget::KNStringFilterWidget(const TQString& title, TQWidget *parent)
-  : TQGroupBox(title, parent)
+KNStringFilterWidget::KNStringFilterWidget(const TQString& title, TQWidget *tqparent)
+  : TQGroupBox(title, tqparent)
 {
   fType=new TQComboBox(this);
   fType->insertItem(i18n("Does Contain"));
diff --git a/knode/knstringfilter.h b/knode/knstringfilter.h
index 5720c6a89..44647641f 100644
--- a/knode/knstringfilter.h
+++ b/knode/knstringfilter.h
@@ -37,7 +37,7 @@ class KNStringFilter {
     ~KNStringFilter() {}
 
     KNStringFilter& operator=(const KNStringFilter &sf);
-    /** tqreplace placeholders */
+    /** replace placeholders */
     void expand(KNGroup *g);
           
     void load(KSimpleConfig *conf);
@@ -58,9 +58,10 @@ class KNStringFilter {
 class KNStringFilterWidget : public TQGroupBox  {
   
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNStringFilterWidget(const TQString& title, TQWidget *parent);
+    KNStringFilterWidget(const TQString& title, TQWidget *tqparent);
     ~KNStringFilterWidget();
     
     KNStringFilter filter();
diff --git a/knode/knwidgets.cpp b/knode/knwidgets.cpp
index d3f1d7b57..0bf4fcc26 100644
--- a/knode/knwidgets.cpp
+++ b/knode/knwidgets.cpp
@@ -65,7 +65,7 @@ void KNListBoxItem::paint(TQPainter *p)
 int KNListBoxItem::height(const TQListBox *lb) const
 {
   if(p_m)
-    return QMAX( p_m->height(), lb->fontMetrics().lineSpacing() + 1 );
+    return TQMAX( p_m->height(), lb->fontMetrics().lineSpacing() + 1 );
   else
     return (lb->fontMetrics().lineSpacing() + 1);
 }
@@ -84,8 +84,8 @@ int KNListBoxItem::width(const TQListBox *lb) const
 
 // **** listbox for dialogs **************************************************
 
-KNDialogListBox::KNDialogListBox(bool alwaysIgnore, TQWidget * parent, const char * name)
- : TQListBox(parent, name), a_lwaysIgnore(alwaysIgnore)
+KNDialogListBox::KNDialogListBox(bool alwaysIgnore, TQWidget * tqparent, const char * name)
+ : TQListBox(tqparent, name), a_lwaysIgnore(alwaysIgnore)
 {
 }
 
@@ -107,8 +107,8 @@ void KNDialogListBox::keyPressEvent(TQKeyEvent *e)
 //====================================================================================
 
 
-KNDockWidgetHeaderDrag::KNDockWidgetHeaderDrag(TQWidget *tqfocusWidget, KDockWidgetAbstractHeader* parent, KDockWidget* dock, const char* name )
-  : KDockWidgetHeaderDrag(parent, dock, name), f_ocus(false)
+KNDockWidgetHeaderDrag::KNDockWidgetHeaderDrag(TQWidget *tqfocusWidget, KDockWidgetAbstractHeader* tqparent, KDockWidget* dock, const char* name )
+  : KDockWidgetHeaderDrag(tqparent, dock, name), f_ocus(false)
 {
   connect(tqfocusWidget, TQT_SIGNAL(focusChanged(TQFocusEvent*)), TQT_SLOT(slotFocusChanged(TQFocusEvent*)));
 }
diff --git a/knode/knwidgets.h b/knode/knwidgets.h
index d1a19e367..ce13cb8dc 100644
--- a/knode/knwidgets.h
+++ b/knode/knwidgets.h
@@ -49,11 +49,11 @@ class KNListBoxItem : public TQListBoxItem  {
 
 
 /** a list box which ignores Enter, useful for dialogs */
-class KNDialogListBox : public QListBox
+class KNDialogListBox : public TQListBox
 {
    public:
     // alwaysIgnore==false: enter is ignored when the widget isn't visible/out of focus
-    KNDialogListBox(bool alwaysIgnore=false, TQWidget * parent=0, const char * name=0);
+    KNDialogListBox(bool alwaysIgnore=false, TQWidget * tqparent=0, const char * name=0);
     ~KNDialogListBox();
 
   protected:
@@ -69,9 +69,10 @@ class KNDialogListBox : public QListBox
 class KNDockWidgetHeaderDrag : public KDockWidgetHeaderDrag
 {
   Q_OBJECT
+  TQ_OBJECT
 
   public:
-    KNDockWidgetHeaderDrag(TQWidget *tqfocusWidget, KDockWidgetAbstractHeader* parent, KDockWidget* dock,
+    KNDockWidgetHeaderDrag(TQWidget *tqfocusWidget, KDockWidgetAbstractHeader* tqparent, KDockWidget* dock,
                             const char* name = 0);
     virtual ~KNDockWidgetHeaderDrag();
 
diff --git a/knode/smtpaccountwidget_base.ui b/knode/smtpaccountwidget_base.ui
index 16433111e..d8309b295 100644
--- a/knode/smtpaccountwidget_base.ui
+++ b/knode/smtpaccountwidget_base.ui
@@ -4,7 +4,7 @@
     <property name="name">
         <cstring>SmtpAccountWidgetBase</cstring>
     </property>
-    <property name="geometry">
+    <property name="tqgeometry">
         <rect>
             <x>0</x>
             <y>0</y>
@@ -16,7 +16,7 @@
         <property name="name">
             <cstring>unnamed</cstring>
         </property>
-        <widget class="QCheckBox" row="0" column="0" rowspan="1" colspan="3">
+        <widget class="TQCheckBox" row="0" column="0" rowspan="1" colspan="3">
             <property name="name">
                 <cstring>mUseExternalMailer</cstring>
             </property>
@@ -24,7 +24,7 @@
                 <string>&amp;Use external mailer</string>
             </property>
         </widget>
-        <widget class="QLabel" row="1" column="0">
+        <widget class="TQLabel" row="1" column="0">
             <property name="name">
                 <cstring>mServerLabel</cstring>
             </property>
@@ -35,7 +35,7 @@
                 <cstring>mServer</cstring>
             </property>
         </widget>
-        <widget class="QLabel" row="2" column="0">
+        <widget class="TQLabel" row="2" column="0">
             <property name="name">
                 <cstring>mPortLabel</cstring>
             </property>
@@ -46,7 +46,7 @@
                 <cstring>mPort</cstring>
             </property>
         </widget>
-        <widget class="QLabel" row="4" column="0">
+        <widget class="TQLabel" row="4" column="0">
             <property name="name">
                 <cstring>mUserLabel</cstring>
             </property>
@@ -57,7 +57,7 @@
                 <cstring>mUser</cstring>
             </property>
         </widget>
-        <widget class="QLabel" row="5" column="0">
+        <widget class="TQLabel" row="5" column="0">
             <property name="name">
                 <cstring>mPasswordLabel</cstring>
             </property>
@@ -68,7 +68,7 @@
                 <cstring>mPassword</cstring>
             </property>
         </widget>
-        <widget class="QCheckBox" row="3" column="0" rowspan="1" colspan="3">
+        <widget class="TQCheckBox" row="3" column="0" rowspan="1" colspan="3">
             <property name="name">
                 <cstring>mLogin</cstring>
             </property>
@@ -86,7 +86,7 @@
             <property name="sizeType">
                 <enum>Expanding</enum>
             </property>
-            <property name="sizeHint">
+            <property name="tqsizeHint">
                 <size>
                     <width>20</width>
                     <height>40</height>
@@ -125,7 +125,7 @@
                 <cstring>mServer</cstring>
             </property>
         </widget>
-        <widget class="QButtonGroup" row="6" column="0" rowspan="1" colspan="3">
+        <widget class="TQButtonGroup" row="6" column="0" rowspan="1" colspan="3">
             <property name="name">
                 <cstring>mEncGroup</cstring>
             </property>
@@ -136,7 +136,7 @@
                 <property name="name">
                     <cstring>unnamed</cstring>
                 </property>
-                <widget class="QRadioButton">
+                <widget class="TQRadioButton">
                     <property name="name">
                         <cstring>mEncNone</cstring>
                     </property>
@@ -147,7 +147,7 @@
                         <string></string>
                     </property>
                 </widget>
-                <widget class="QRadioButton">
+                <widget class="TQRadioButton">
                     <property name="name">
                         <cstring>mEncSSL</cstring>
                     </property>
@@ -158,7 +158,7 @@
                         <string></string>
                     </property>
                 </widget>
-                <widget class="QRadioButton">
+                <widget class="TQRadioButton">
                     <property name="name">
                         <cstring>mEncTLS</cstring>
                     </property>
@@ -219,11 +219,11 @@
         <slot>changed()</slot>
     </connection>
 </connections>
-<slots>
+<Q_SLOTS>
     <slot access="protected">useExternalMailerToggled(bool)</slot>
     <slot access="protected">loginToggled(bool)</slot>
-</slots>
-<layoutdefaults spacing="6" margin="11"/>
+</Q_SLOTS>
+<tqlayoutdefaults spacing="6" margin="11"/>
 <includes>
     <include location="global" impldecl="in declaration">kcmodule.h</include>
 </includes>
diff --git a/knode/utilities.cpp b/knode/utilities.cpp
index 1e7dcba9d..d634b7dfa 100644
--- a/knode/utilities.cpp
+++ b/knode/utilities.cpp
@@ -134,8 +134,8 @@ bool KNFile::increaseBuffer()
 
 TQString KNSaveHelper::lastPath;
 
-KNSaveHelper::KNSaveHelper(TQString saveName, TQWidget *parent)
-  : p_arent(parent), s_aveName(saveName), file(0), tmpFile(0)
+KNSaveHelper::KNSaveHelper(TQString saveName, TQWidget *tqparent)
+  : p_arent(tqparent), s_aveName(saveName), file(0), tmpFile(0)
 {
 }
 
@@ -157,7 +157,7 @@ KNSaveHelper::~KNSaveHelper()
 
 TQFile* KNSaveHelper::getFile(const TQString &dialogTitle)
 {
-  url = KFileDialog::getSaveURL(lastPath + s_aveName, TQString::null, p_arent, dialogTitle);
+  url = KFileDialog::getSaveURL(lastPath + s_aveName, TQString(), p_arent, dialogTitle);
 
   if (url.isEmpty())
     return 0;
@@ -167,7 +167,7 @@ TQFile* KNSaveHelper::getFile(const TQString &dialogTitle)
   if (url.isLocalFile()) {
     if (TQFileInfo(url.path()).exists() &&
         (KMessageBox::warningContinueCancel(knGlobals.topWidget,
-                                            i18n("<qt>A file named <b>%1</b> already exists.<br>Do you want to tqreplace it?</qt>").arg(url.path()),
+                                            i18n("<qt>A file named <b>%1</b> already exists.<br>Do you want to replace it?</qt>").arg(url.path()),
                                             dialogTitle, i18n("&Replace")) != KMessageBox::Continue)) {
       return 0;
     }
@@ -196,8 +196,8 @@ TQFile* KNSaveHelper::getFile(const TQString &dialogTitle)
 
 TQString KNLoadHelper::l_astPath;
 
-KNLoadHelper::KNLoadHelper(TQWidget *parent)
-  : p_arent(parent), f_ile(0)
+KNLoadHelper::KNLoadHelper(TQWidget *tqparent)
+  : p_arent(tqparent), f_ile(0)
 {
 }
 
@@ -215,7 +215,7 @@ KNFile* KNLoadHelper::getFile( const TQString &dialogTitle )
   if (f_ile)
     return f_ile;
 
-  KURL url = KFileDialog::getOpenURL(l_astPath,TQString::null,p_arent,dialogTitle);
+  KURL url = KFileDialog::getOpenURL(l_astPath,TQString(),p_arent,dialogTitle);
 
   if (url.isEmpty())
     return 0;
@@ -261,10 +261,10 @@ KNFile* KNLoadHelper::setURL(KURL url)
 
 
 // **** keyboard selection dialog *********************************************
-int KNHelper::selectDialog(TQWidget *parent, const TQString &caption, const TQStringList &options, int initialValue)
+int KNHelper::selectDialog(TQWidget *tqparent, const TQString &caption, const TQStringList &options, int initialValue)
 {
   KDialogBase *dlg=new KDialogBase(KDialogBase::Plain, caption, KDialogBase::Ok|KDialogBase::Cancel,
-                                   KDialogBase::Ok, parent);
+                                   KDialogBase::Ok, tqparent);
   TQFrame *page = dlg->plainPage();
   TQHBoxLayout *pageL = new TQHBoxLayout(page,8,5);
 
@@ -390,7 +390,7 @@ void appendTextWPrefix(TQString &result, const TQString &text, int wrapAt, const
       txt.remove(0,breakPos+1);
     } else {
       result+=(prefix+txt+"\n");
-      txt=TQString::null;
+      txt=TQString();
     }
   }
 }
@@ -412,7 +412,7 @@ TQString KNHelper::rewrapStringList(TQStringList text, int wrapAt, TQChar quoteC
     else
       thisLine.prepend(quoteChar+' ');
 
-    thisPrefix=TQString::null;
+    thisPrefix=TQString();
     TQChar c;
     for(int idx=0; idx<(int)(thisLine.length()); idx++) {
       c=thisLine.at(idx);
@@ -431,7 +431,7 @@ TQString KNHelper::rewrapStringList(TQStringList text, int wrapAt, TQChar quoteC
         appendTextWPrefix(quoted, leftover, wrapAt, lastPrefix);
       else
         thisLine.prepend(leftover+" ");
-      leftover=TQString::null;
+      leftover=TQString();
     }
 
     if((int)(thisPrefix.length()+thisLine.length()) > wrapAt) {
diff --git a/knode/utilities.h b/knode/utilities.h
index 58dda6d89..936665a93 100644
--- a/knode/utilities.h
+++ b/knode/utilities.h
@@ -37,15 +37,15 @@ class KTempFile;
 //*****************************************************************************
 
 /** clone of TQSortedList... */
-template<class type> class Q_EXPORT QSortedVector : public TQPtrVector<type>
+template<class type> class TQ_EXPORT TQSortedVector : public TQPtrVector<type>
 {
 public:
-    QSortedVector() {}
-    QSortedVector ( uint size ) : TQPtrVector<type>(size) {}
-    QSortedVector( const QSortedVector<type> &l ) : TQPtrVector<type>(l) {}
-    ~QSortedVector() { TQPtrVector<type>::clear(); }
-    QSortedVector<type> &operator=(const QSortedVector<type> &l)
-      { return (QSortedVector<type>&)TQPtrList<type>::operator=(l); }
+    TQSortedVector() {}
+    TQSortedVector ( uint size ) : TQPtrVector<type>(size) {}
+    TQSortedVector( const TQSortedVector<type> &l ) : TQPtrVector<type>(l) {}
+    ~TQSortedVector() { TQPtrVector<type>::clear(); }
+    TQSortedVector<type> &operator=(const TQSortedVector<type> &l)
+      { return (TQSortedVector<type>&)TQPtrList<type>::operator=(l); }
 
     virtual int compareItems( TQPtrCollection::Item s1, TQPtrCollection::Item s2 )
       { if ( *((type*)s1) == *((type*)s2) ) return 0; return ( *((type*)s1) < *((type*)s2) ? -1 : 1 ); }
@@ -58,7 +58,7 @@ public:
 class KNFile : public TQFile {
 
   public:
-    KNFile(const TQString& fname=TQString::null);
+    KNFile(const TQString& fname=TQString());
     ~KNFile();
     const TQCString& readLine();
     const TQCString& readLineWnewLine();
@@ -82,7 +82,7 @@ class KNSaveHelper {
 
 public:
 
-  KNSaveHelper(TQString saveName, TQWidget *parent);
+  KNSaveHelper(TQString saveName, TQWidget *tqparent);
   ~KNSaveHelper();
 
   /** returns a file open for writing */
@@ -107,7 +107,7 @@ class KNLoadHelper {
 
 public:
 
-  KNLoadHelper(TQWidget *parent);
+  KNLoadHelper(TQWidget *tqparent);
   ~KNLoadHelper();
 
   /** opens a file dialog and returns a file open for reading */
@@ -140,7 +140,7 @@ public:
   /** list selection dialog, used instead of a popup menu
       when a select action is called via the keyboard.
       returns -1 when the user canceled the dialog. */
-  static int selectDialog(TQWidget *parent, const TQString &caption, const TQStringList &options, int initialValue);
+  static int selectDialog(TQWidget *tqparent, const TQString &caption, const TQStringList &options, int initialValue);
 
   static void saveWindowSize(const TQString &name, const TQSize &s);
   static void restoreWindowSize(const TQString &name, TQWidget *d, const TQSize &defaultSize);