diff --git a/kdecore/kconfigdialogmanager.cpp b/kdecore/kconfigdialogmanager.cpp
index 801bbc9bf..61585cc52 100644
--- a/kdecore/kconfigdialogmanager.cpp
+++ b/kdecore/kconfigdialogmanager.cpp
@@ -69,29 +69,29 @@ void KConfigDialogManager::init(bool trackChanges)
   if(trackChanges)
   {
     // QT
-    changedMap.insert("QButton", TQT_SIGNAL(stateChanged(int)));
-    changedMap.insert("QCheckBox", TQT_SIGNAL(stateChanged(int)));
-    changedMap.insert("QPushButton", TQT_SIGNAL(stateChanged(int)));
-    changedMap.insert("QRadioButton", TQT_SIGNAL(stateChanged(int)));
+    changedMap.insert(TQBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
+    changedMap.insert(TQCHECKBOX_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
+    changedMap.insert(TQPUSHBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
+    changedMap.insert(TQRADIOBUTTON_OBJECT_NAME_STRING, TQT_SIGNAL(stateChanged(int)));
     // We can only store one thing, so you can't have
     // a ButtonGroup that is checkable.
-    changedMap.insert("QButtonGroup", TQT_SIGNAL(clicked(int)));
-    changedMap.insert("QGroupBox", TQT_SIGNAL(toggled(bool)));
-    changedMap.insert("QComboBox", TQT_SIGNAL(activated (int)));
+    changedMap.insert(TQBUTTONGROUP_OBJECT_NAME_STRING, TQT_SIGNAL(clicked(int)));
+    changedMap.insert(TQGROUPBOX_OBJECT_NAME_STRING, TQT_SIGNAL(toggled(bool)));
+    changedMap.insert(TQCOMBOBOX_OBJECT_NAME_STRING, TQT_SIGNAL(activated (int)));
     //qsqlproperty map doesn't store the text, but the value!
     //changedMap.insert("QComboBox", TQT_SIGNAL(textChanged(const TQString &)));
-    changedMap.insert("QDateEdit", TQT_SIGNAL(valueChanged(const TQDate &)));
-    changedMap.insert("QDateTimeEdit", TQT_SIGNAL(valueChanged(const TQDateTime &)));
-    changedMap.insert("QDial", TQT_SIGNAL(valueChanged (int)));
-    changedMap.insert("QLineEdit", TQT_SIGNAL(textChanged(const TQString &)));
-    changedMap.insert("QSlider", TQT_SIGNAL(valueChanged(int)));
-    changedMap.insert("QSpinBox", TQT_SIGNAL(valueChanged(int)));
-    changedMap.insert("QTimeEdit", TQT_SIGNAL(valueChanged(const TQTime &)));
-    changedMap.insert("QTextEdit", TQT_SIGNAL(textChanged()));
-    changedMap.insert("QTextBrowser", TQT_SIGNAL(sourceChanged(const TQString &)));
-    changedMap.insert("QMultiLineEdit", TQT_SIGNAL(textChanged()));
-    changedMap.insert("QListBox", TQT_SIGNAL(selectionChanged()));
-    changedMap.insert("QTabWidget", TQT_SIGNAL(currentChanged(TQWidget *)));
+    changedMap.insert(TQDATEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQDate &)));
+    changedMap.insert(TQDATETIMEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQDateTime &)));
+    changedMap.insert(TQDIAL_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged (int)));
+    changedMap.insert(TQLINEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged(const TQString &)));
+    changedMap.insert(TQSLIDER_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(int)));
+    changedMap.insert(TQSPINBOX_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(int)));
+    changedMap.insert(TQTIMEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(valueChanged(const TQTime &)));
+    changedMap.insert(TQTEXTEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged()));
+    changedMap.insert(TQTEXTBROWSER_OBJECT_NAME_STRING, TQT_SIGNAL(sourceChanged(const TQString &)));
+    changedMap.insert(TQMULTILINEEDIT_OBJECT_NAME_STRING, TQT_SIGNAL(textChanged()));
+    changedMap.insert(TQLISTBOX_OBJECT_NAME_STRING, TQT_SIGNAL(selectionChanged()));
+    changedMap.insert(TQTABWIDGET_OBJECT_NAME_STRING, TQT_SIGNAL(currentChanged(TQWidget *)));
 
     // KDE
     changedMap.insert( "KComboBox", TQT_SIGNAL(activated (int)));
@@ -218,7 +218,7 @@ bool KConfigDialogManager::parseChildren(const TQWidget *widget, bool trackChang
         kdWarning(178) << "A widget named '" << widgetName << "' was found but there is no setting named '" << configId << "'" << endl;
       }
     }
-    else if (childWidget->inherits("QLabel"))
+    else if (childWidget->inherits(TQLABEL_OBJECT_NAME_STRING))
     {
       TQLabel *label = static_cast<TQLabel *>(childWidget);
       TQWidget *buddy = label->buddy();
@@ -238,8 +238,8 @@ bool KConfigDialogManager::parseChildren(const TQWidget *widget, bool trackChang
       TQMap<TQString, TQCString>::const_iterator changedIt = changedMap.tqfind(childWidget->className());
       if (changedIt != changedMap.end())
       {
-        if ((!d->insideGroupBox || !childWidget->inherits("QRadioButton")) && 
-            !childWidget->inherits("QGroupBox"))
+        if ((!d->insideGroupBox || !childWidget->inherits(TQRADIOBUTTON_OBJECT_NAME_STRING)) && 
+            !childWidget->inherits(TQGROUPBOX_OBJECT_NAME_STRING))
           kdDebug(178) << "Widget '" << widgetName << "' (" << childWidget->className() << ") remains unmanaged." << endl;
       }        
     }
diff --git a/kdeui/kactionselector.cpp b/kdeui/kactionselector.cpp
index 056045906..8923cbd4f 100644
--- a/kdeui/kactionselector.cpp
+++ b/kdeui/kactionselector.cpp
@@ -392,7 +392,7 @@ bool KActionSelector::eventFilter( TQObject *o, TQEvent *e )
       }
       return true;
     }
-    else if ( o->inherits( "QListBox" ) )
+    else if ( o->inherits( TQLISTBOX_OBJECT_NAME_STRING ) )
     {
       switch ( ((TQKeyEvent*)e)->key() )
       {
diff --git a/kdeui/kcompletionbox.cpp b/kdeui/kcompletionbox.cpp
index 1349b7d8c..4f025803b 100644
--- a/kdeui/kcompletionbox.cpp
+++ b/kdeui/kcompletionbox.cpp
@@ -343,7 +343,7 @@ TQRect KCompletionBox::calculateGeometry() const
     // to adjust it. Do that here as well, for consistency
     const TQObject* combo;
     if ( d->m_parent && (combo = d->m_parent->tqparent() ) &&
-        combo->inherits("QComboBox") )
+        combo->inherits(TQCOMBOBOX_OBJECT_NAME_STRING) )
     {
         const TQComboBox* cb = static_cast<const TQComboBox*>(TQT_TQWIDGET_CONST(combo));
 
diff --git a/kdeui/kdockwidget.cpp b/kdeui/kdockwidget.cpp
index 7375a25e9..006c822ad 100644
--- a/kdeui/kdockwidget.cpp
+++ b/kdeui/kdockwidget.cpp
@@ -1699,7 +1699,7 @@ void KDockManager::activate()
         obj->show();
     }
   }
-  if ( !main->inherits("QDialog") ) main->show();
+  if ( !main->inherits(TQDIALOG_OBJECT_NAME_STRING) ) main->show();
 }
 
 bool KDockManager::eventFilter( TQObject *obj, TQEvent *event )
@@ -3105,7 +3105,7 @@ void KDockArea::resizeEvent(TQResizeEvent *rsize)
 #ifndef NO_KDE2
 //    kdDebug(282)<<"KDockArea::resize"<<endl;
 #endif
-    TQObjectList *list=queryList("QWidget",0,false);
+    TQObjectList *list=queryList(TQWIDGET_OBJECT_NAME_STRING,0,false);
 
     TQObjectListIt it( *list ); // iterate over the buttons
     TQObject *obj;
diff --git a/kdeui/ktoolbar.cpp b/kdeui/ktoolbar.cpp
index 456acc438..90a17a486 100644
--- a/kdeui/ktoolbar.cpp
+++ b/kdeui/ktoolbar.cpp
@@ -2236,7 +2236,7 @@ void KToolBar::slotContextAboutToHide()
   TQPtrListIterator<TQWidget> it( widgets );
   TQWidget *wdg;
   while ( ( wdg = it.current() ) != 0 ) {
-    if ( wdg->inherits( "QToolButton" ) )
+    if ( wdg->inherits( TQTOOLBUTTON_OBJECT_NAME_STRING ) )
       static_cast<TQToolButton*>( wdg )->setDown( false );
     ++it;
   }
diff --git a/kdeui/ktoolbarbutton.cpp b/kdeui/ktoolbarbutton.cpp
index e5dd0c736..7df04fa70 100644
--- a/kdeui/ktoolbarbutton.cpp
+++ b/kdeui/ktoolbarbutton.cpp
@@ -298,7 +298,7 @@ void KToolBarButton::setIconSet( const TQIconSet &iconset )
 // remove?
 void KToolBarButton::setPixmap( const TQPixmap &pixmap )
 {
-  if( pixmap.isNull()) // called by QToolButton
+  if( pixmap.isNull()) // called by TQToolButton
   {
     TQToolButton::setPixmap( pixmap );
     return;
diff --git a/khtml/html/html_formimpl.cpp b/khtml/html/html_formimpl.cpp
index 0d3affbc3..d025f428e 100644
--- a/khtml/html/html_formimpl.cpp
+++ b/khtml/html/html_formimpl.cpp
@@ -964,7 +964,7 @@ class FocusHandleWidget : public TQWidget
 {
 public:
     void focusNextPrev(bool n) {
-        if (!focusNextPrevChild(n) && inherits("QTextEdit"))
+        if (!focusNextPrevChild(n) && inherits(TQTEXTEDIT_OBJECT_NAME_STRING))
             TQWidget::focusNextPrevChild(n);
     }
 };
diff --git a/khtml/khtml_ext.cpp b/khtml/khtml_ext.cpp
index 2e1ee3350..e802177d1 100644
--- a/khtml/khtml_ext.cpp
+++ b/khtml/khtml_ext.cpp
@@ -115,7 +115,7 @@ void KHTMLPartBrowserExtension::editableWidgetFocused( TQWidget *widget )
         connect( TQApplication::tqclipboard(), TQT_SIGNAL( dataChanged() ),
                  this, TQT_SLOT( updateEditActions() ) );
 
-        if ( m_editableFormWidget->inherits( "QLineEdit" ) || m_editableFormWidget->inherits( "QTextEdit" ) )
+        if ( m_editableFormWidget->inherits( TQLINEEDIT_OBJECT_NAME_STRING ) || m_editableFormWidget->inherits( TQTEXTEDIT_OBJECT_NAME_STRING ) )
             connect( m_editableFormWidget, TQT_SIGNAL( selectionChanged() ),
                      this, TQT_SLOT( updateEditActions() ) );
 
@@ -140,7 +140,7 @@ void KHTMLPartBrowserExtension::editableWidgetBlurred( TQWidget * /*widget*/ )
 
         if ( oldWidget )
         {
-            if ( oldWidget->inherits( "QLineEdit" ) || oldWidget->inherits( "QTextEdit" ) )
+            if ( oldWidget->inherits( TQLINEEDIT_OBJECT_NAME_STRING ) || oldWidget->inherits( TQTEXTEDIT_OBJECT_NAME_STRING ) )
                 disconnect( oldWidget, TQT_SIGNAL( selectionChanged() ),
                             this, TQT_SLOT( updateEditActions() ) );
         }
@@ -201,9 +201,9 @@ void KHTMLPartBrowserExtension::cut()
     if ( !m_editableFormWidget )
         return;
 
-    if ( m_editableFormWidget->inherits( "QLineEdit" ) )
+    if ( m_editableFormWidget->inherits( TQLINEEDIT_OBJECT_NAME_STRING ) )
         static_cast<TQLineEdit *>( &(*m_editableFormWidget) )->cut();
-    else if ( m_editableFormWidget->inherits( "QTextEdit" ) )
+    else if ( m_editableFormWidget->inherits( TQTEXTEDIT_OBJECT_NAME_STRING ) )
         static_cast<TQTextEdit *>( &(*m_editableFormWidget) )->cut();
 }
 
@@ -254,9 +254,9 @@ void KHTMLPartBrowserExtension::copy()
     }
     else
     {
-        if ( m_editableFormWidget->inherits( "QLineEdit" ) )
+        if ( m_editableFormWidget->inherits( TQLINEEDIT_OBJECT_NAME_STRING ) )
             static_cast<TQLineEdit *>( &(*m_editableFormWidget) )->copy();
-        else if ( m_editableFormWidget->inherits( "QTextEdit" ) )
+        else if ( m_editableFormWidget->inherits( TQTEXTEDIT_OBJECT_NAME_STRING ) )
             static_cast<TQTextEdit *>( &(*m_editableFormWidget) )->copy();
     }
 }
@@ -304,9 +304,9 @@ void KHTMLPartBrowserExtension::paste()
     if ( !m_editableFormWidget )
         return;
 
-    if ( m_editableFormWidget->inherits( "QLineEdit" ) )
+    if ( m_editableFormWidget->inherits( TQLINEEDIT_OBJECT_NAME_STRING ) )
         static_cast<TQLineEdit *>( &(*m_editableFormWidget) )->paste();
-    else if ( m_editableFormWidget->inherits( "QTextEdit" ) )
+    else if ( m_editableFormWidget->inherits( TQTEXTEDIT_OBJECT_NAME_STRING ) )
         static_cast<TQTextEdit *>( &(*m_editableFormWidget) )->paste();
 }
 
diff --git a/khtml/khtml_part.cpp b/khtml/khtml_part.cpp
index 3bc21ade0..64f0ea247 100644
--- a/khtml/khtml_part.cpp
+++ b/khtml/khtml_part.cpp
@@ -6871,7 +6871,7 @@ void KHTMLPart::slotActiveFrameChanged( KParts::Part *part )
         return;
     }
 //    kdDebug(6050) << "KHTMLPart::slotActiveFrameChanged d->m_activeFrame=" << d->m_activeFrame << endl;
-    if ( d->m_activeFrame && d->m_activeFrame->widget() && d->m_activeFrame->widget()->inherits( "QFrame" ) )
+    if ( d->m_activeFrame && d->m_activeFrame->widget() && d->m_activeFrame->widget()->inherits( TQFRAME_OBJECT_NAME_STRING ) )
     {
         TQFrame *frame = static_cast<TQFrame *>( d->m_activeFrame->widget() );
         if (frame->frameStyle() != TQFrame::NoFrame)
@@ -6899,7 +6899,7 @@ void KHTMLPart::slotActiveFrameChanged( KParts::Part *part )
 
     d->m_activeFrame = part;
 
-    if ( d->m_activeFrame && d->m_activeFrame->widget()->inherits( "QFrame" ) )
+    if ( d->m_activeFrame && d->m_activeFrame->widget()->inherits( TQFRAME_OBJECT_NAME_STRING ) )
     {
         TQFrame *frame = static_cast<TQFrame *>( d->m_activeFrame->widget() );
         if (frame->frameStyle() != TQFrame::NoFrame)
diff --git a/khtml/rendering/render_frames.cpp b/khtml/rendering/render_frames.cpp
index 08f26b8bd..47a433293 100644
--- a/khtml/rendering/render_frames.cpp
+++ b/khtml/rendering/render_frames.cpp
@@ -674,7 +674,7 @@ RenderFrame::RenderFrame( DOM::HTMLFrameElementImpl *frame )
 
 void RenderFrame::slotViewCleared()
 {
-    if(m_widget->inherits("QScrollView")) {
+    if(m_widget->inherits(TQSCROLLVIEW_OBJECT_NAME_STRING)) {
 #ifdef DEBUG_LAYOUT
         kdDebug(6031) << "frame is a scrollview!" << endl;
 #endif
@@ -989,7 +989,7 @@ void RenderPartObject::layout( )
 
 void RenderPartObject::slotViewCleared()
 {
-  if(m_widget->inherits("QScrollView") ) {
+  if(m_widget->inherits(TQSCROLLVIEW_OBJECT_NAME_STRING) ) {
 #ifdef DEBUG_LAYOUT
       kdDebug(6031) << "iframe is a scrollview!" << endl;
 #endif
diff --git a/kmdi/kmdichildfrm.cpp b/kmdi/kmdichildfrm.cpp
index 2a3559c3e..97f5f246c 100644
--- a/kmdi/kmdichildfrm.cpp
+++ b/kmdi/kmdichildfrm.cpp
@@ -899,7 +899,7 @@ void KMdiChildFrm::linkChildren( TQDict<TQ_FocusPolicy>* pFocPolDict )
 		if ( pFocPol != 0 )
 			widg->setFocusPolicy( *pFocPol );
 		
-		if ( !( widg->inherits( "QPopupMenu" ) ) )
+		if ( !( widg->inherits( TQPOPUPMENU_OBJECT_NAME_STRING ) ) )
 			widg->installEventFilter( this );
 
 	}
@@ -1155,7 +1155,7 @@ bool KMdiChildFrm::eventFilter( TQObject *obj, TQEvent *e )
 			// if we lost a child we uninstall ourself as event filter for the lost
 			// child and its children
 			TQObject* pLostChild = TQT_TQOBJECT(( ( TQChildEvent* ) e )->child());
-			if ( ( pLostChild != 0L )   /*&& (pLostChild->inherits("QWidget"))*/ )
+			if ( ( pLostChild != 0L )   /*&& (pLostChild->inherits(TQWIDGET_OBJECT_NAME_STRING))*/ )
 			{
 				TQObjectList* list = pLostChild->queryList();
 				list->insert( 0, pLostChild );        // add the lost child to the list too, just to save code
diff --git a/kparts/partmanager.cpp b/kparts/partmanager.cpp
index bc2afd2a1..2a11e4df5 100644
--- a/kparts/partmanager.cpp
+++ b/kparts/partmanager.cpp
@@ -209,7 +209,7 @@ bool PartManager::eventFilter( TQObject *obj, TQEvent *ev )
     if ( !d->m_managedTopLevelWidgets.tqcontainsRef( w->tqtopLevelWidget() ) )
       return false;
 
-    if ( d->m_bIgnoreScrollBars && w->inherits( "QScrollBar" ) )
+    if ( d->m_bIgnoreScrollBars && w->inherits( TQSCROLLBAR_OBJECT_NAME_STRING ) )
       return false;
 
     if ( mev ) // mouse press or mouse double-click event
diff --git a/kstyles/highcolor/highcolor.cpp b/kstyles/highcolor/highcolor.cpp
index 09dd48d6c..4a32922d1 100644
--- a/kstyles/highcolor/highcolor.cpp
+++ b/kstyles/highcolor/highcolor.cpp
@@ -192,16 +192,16 @@ HighColorStyle::~HighColorStyle()
 void HighColorStyle::polish(TQWidget* widget)
 {
 	// Put in order of highest occurrence to maximise hit rate
-	if (widget->inherits("QPushButton")) {
+	if (widget->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING)) {
 		widget->installEventFilter(this);
-	} else if (widget->inherits("QMenuBar") || widget->inherits("QPopupMenu")) {
+	} else if (widget->inherits(TQMENUBAR_OBJECT_NAME_STRING) || widget->inherits(TQPOPUPMENU_OBJECT_NAME_STRING)) {
 		widget->setBackgroundMode(TQWidget::NoBackground);
 	} else if (type == HighColor && widget->inherits("QToolBarExtensionWidget")) {
 		widget->installEventFilter(this);
 	} else if ( !qstrcmp( widget->name(), kdeToolbarWidget) ) {
 		widget->setBackgroundMode( NoBackground );	// We paint the whole background.
 		widget->installEventFilter(this);
-	} else if (widget->inherits("QToolBoxButton")) {
+	} else if (widget->inherits(TQTOOLBOXBUTTON_OBJECT_NAME_STRING)) {
 		TQFont font = widget->font();
 		font.setBold(true);
 		widget->setFont(font);
@@ -213,10 +213,10 @@ void HighColorStyle::polish(TQWidget* widget)
 
 void HighColorStyle::unPolish(TQWidget* widget)
 {
-	if (widget->inherits("QPushButton")) {
+	if (widget->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING)) {
 		widget->removeEventFilter(this);
 	}
-	else if (widget->inherits("QMenuBar") || widget->inherits("QPopupMenu")) {
+	else if (widget->inherits(TQMENUBAR_OBJECT_NAME_STRING) || widget->inherits(TQPOPUPMENU_OBJECT_NAME_STRING)) {
 		widget->setBackgroundMode(TQWidget::PaletteBackground);
 	} else if (type == HighColor && widget->inherits("QToolBarExtensionWidget")) {
 		widget->removeEventFilter(this);
@@ -1651,7 +1651,7 @@ void HighColorStyle::tqdrawComplexControl( TQ_ComplexControl control,
 				}
 				else if (widget->parent())
 				{
-					if (widget->parent()->inherits("QToolBar"))
+					if (widget->parent()->inherits(TQTOOLBAR_OBJECT_NAME_STRING))
 					{
 						TQToolBar* parent = (TQToolBar*)widget->parent();
 						TQRect pr = parent->rect();
diff --git a/kstyles/highcontrast/highcontrast.cpp b/kstyles/highcontrast/highcontrast.cpp
index 9c80914c7..d3efc088b 100644
--- a/kstyles/highcontrast/highcontrast.cpp
+++ b/kstyles/highcontrast/highcontrast.cpp
@@ -155,11 +155,11 @@ void HighContrastStyle::polish( TQPalette& pal )
 
 void HighContrastStyle::polish (TQWidget* widget)
 {
-	if (widget->inherits ("QButton")
-		   || widget->inherits ("QComboBox")
-		   || widget->inherits ("QSpinWidget")
-		   || widget->inherits ("QLineEdit")
-		   || widget->inherits ("QTextEdit"))
+	if (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
+		   || widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
+		   || widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)
+		   || widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING)
+		   || widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING))
 	{
 		widget->installEventFilter (this);
 
@@ -174,7 +174,7 @@ void HighContrastStyle::polish (TQWidget* widget)
 
 void HighContrastStyle::unPolish (TQWidget* widget)
 {
-	if (widget->inherits ("QWidget") || widget->inherits ("QComboBox") || widget->inherits ("QSpinWidget") || widget->inherits ("QLineEdit") || widget->inherits ("QTextEdit"))
+	if (widget->inherits (TQWIDGET_OBJECT_NAME_STRING) || widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING) || widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING) || widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING) || widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING))
 		widget->removeEventFilter (this);
 	KStyle::unPolish (widget);
 }
@@ -1595,7 +1595,7 @@ int HighContrastStyle::tqpixelMetric(PixelMetric m, const TQWidget *widget) cons
 		}
 
 		case PM_DefaultFrameWidth: {
-			if (widget && (widget->inherits ("QLineEdit") || widget->inherits ("QTextEdit")))
+			if (widget && (widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING) || widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING)))
 				return 2*basicLineWidth;
 			else 
 				return basicLineWidth;
@@ -1805,17 +1805,17 @@ bool HighContrastStyle::eventFilter (TQObject *object, TQEvent *event)
 	{
 		// Handle hover effects.
 		if (event->type() == TQEvent::Enter
-				&& (widget->inherits ("QButton")
-					|| widget->inherits ("QComboBox")
-					|| widget->inherits ("QSpinWidget")))
+				&& (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
+					|| widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
+					|| widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)))
 		{
 			hoverWidget = widget;
 			widget->tqrepaint (false);
 		}
 		else if (event->type() == TQEvent::Leave
-					&& (widget->inherits ("QButton")
-						|| widget->inherits ("QComboBox")
-						|| widget->inherits ("QSpinWidget")))
+					&& (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
+						|| widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
+						|| widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)))
 		{
 			if (TQT_BASE_OBJECT(object) == TQT_BASE_OBJECT(hoverWidget))
 				hoverWidget = 0L;
@@ -1826,8 +1826,8 @@ bool HighContrastStyle::eventFilter (TQObject *object, TQEvent *event)
 		{
 			TQWidget* widgetparent = dynamic_cast<TQWidget*>(widget->parent());
 			while (widgetparent
-							&& ! widgetparent->inherits ("QComboBox")
-							&& ! widgetparent->inherits ("QSpinWidget"))
+							&& ! widgetparent->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
+							&& ! widgetparent->inherits (TQSPINWIDGET_OBJECT_NAME_STRING))
 			{
 				widgetparent = dynamic_cast<TQWidget*>(widgetparent->parent());
 			}
diff --git a/kstyles/keramik/keramik.cpp b/kstyles/keramik/keramik.cpp
index 8b33c3afe..9f3133498 100644
--- a/kstyles/keramik/keramik.cpp
+++ b/kstyles/keramik/keramik.cpp
@@ -338,17 +338,17 @@ void KeramikStyle::polish(TQApplication* app)
 void KeramikStyle::polish(TQWidget* widget)
 {
 	// Put in order of highest occurrence to maximise hit rate
-	if ( widget->inherits( "QPushButton" )  || widget->inherits( "QComboBox" ) || widget->inherits("QToolButton") )
+	if ( widget->inherits( TQPUSHBUTTON_OBJECT_NAME_STRING )  || widget->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) || widget->inherits(TQTOOLBUTTON_OBJECT_NAME_STRING) )
 	{
 		widget->installEventFilter(this);
-		if ( widget->inherits( "QComboBox" ) )
+		if ( widget->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) )
 			widget->setBackgroundMode( NoBackground );
 	}
-	else if ( widget->inherits( "QMenuBar" ) || widget->inherits( "QPopupMenu" ) )
+	else if ( widget->inherits( TQMENUBAR_OBJECT_NAME_STRING ) || widget->inherits( TQPOPUPMENU_OBJECT_NAME_STRING ) )
 		widget->setBackgroundMode( NoBackground );
 
  	else if ( widget->tqparentWidget() &&
-			  ( ( widget->inherits( "QListBox" ) && widget->tqparentWidget()->inherits( "QComboBox" ) ) ||
+			  ( ( widget->inherits( TQLISTBOX_OBJECT_NAME_STRING ) && widget->tqparentWidget()->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) ) ||
 	            widget->inherits( "KCompletionBox" ) ) ) {
 		TQListBox* listbox = (TQListBox*) widget;
 		listbox->setLineWidth( 4 );
@@ -379,17 +379,17 @@ void KeramikStyle::polish(TQWidget* widget)
 void KeramikStyle::unPolish(TQWidget* widget)
 {
 	//### TODO: This needs major cleanup (and so does polish() )
-	if ( widget->inherits( "QPushButton" ) || widget->inherits( "QComboBox"  ) )
+	if ( widget->inherits( TQPUSHBUTTON_OBJECT_NAME_STRING ) || widget->inherits( TQCOMBOBOX_OBJECT_NAME_STRING  ) )
 	{
-		if ( widget->inherits( "QComboBox" ) )
+		if ( widget->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) )
 			widget->setBackgroundMode( PaletteButton );
 		widget->removeEventFilter(this);
 	}
-	else if ( widget->inherits( "QMenuBar" ) || widget->inherits( "QPopupMenu" ) )
+	else if ( widget->inherits( TQMENUBAR_OBJECT_NAME_STRING ) || widget->inherits( TQPOPUPMENU_OBJECT_NAME_STRING ) )
 		widget->setBackgroundMode( PaletteBackground );
 
  	else if ( widget->tqparentWidget() &&
-			  ( ( widget->inherits( "QListBox" ) && widget->tqparentWidget()->inherits( "QComboBox" ) ) ||
+			  ( ( widget->inherits( TQLISTBOX_OBJECT_NAME_STRING ) && widget->tqparentWidget()->inherits( TQCOMBOBOX_OBJECT_NAME_STRING ) ) ||
 	            widget->inherits( "KCompletionBox" ) ) ) {
 		TQListBox* listbox = (TQListBox*) widget;
 		listbox->setLineWidth( 1 );
@@ -1231,7 +1231,7 @@ void KeramikStyle::drawKStylePrimitive( KStylePrimitive kpe,
 			
 			TQToolBar* parent = 0;
 			
-			if (widget && widget->parent() && widget->parent()->inherits("QToolBar"))
+			if (widget && widget->parent() && widget->parent()->inherits(TQTOOLBAR_OBJECT_NAME_STRING))
 				parent = static_cast<TQToolBar*>(widget->parent());
 				
 			renderToolbarEntryBackground(p, parent, r, cg, (flags & Style_Horizontal));				
@@ -1359,7 +1359,7 @@ void KeramikStyle::tqdrawControl( TQ_ControlElement element,
 			}
 			else
 			{
-				if (widget->parent() && widget->parent()->inherits("QToolBar"))
+				if (widget->parent() && widget->parent()->inherits(TQTOOLBAR_OBJECT_NAME_STRING))
 					toolbarBlendWidget = widget;
 
 				tqdrawPrimitive( PE_ButtonCommand, p, r, cg, flags );
@@ -1466,7 +1466,7 @@ void KeramikStyle::tqdrawControl( TQ_ControlElement element,
 		case CE_ToolButtonLabel:
 		{
 		    //const TQToolButton *toolbutton = static_cast<const TQToolButton * >(widget);
-			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( "QToolBar" );
+			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( TQTOOLBAR_OBJECT_NAME_STRING );
 			TQRect nr = r;
 
 			if (!onToolbar)
@@ -1537,7 +1537,7 @@ void KeramikStyle::tqdrawControl( TQ_ControlElement element,
 		case CE_DockWindowEmptyArea:
 		{
 			TQRect pr = r;
-			if (widget && widget->inherits("QToolBar"))
+			if (widget && widget->inherits(TQTOOLBAR_OBJECT_NAME_STRING))
 			{
 				const TQToolBar* tb = static_cast<const TQToolBar*>(widget);
 				if (tb->place() == TQDockWindow::OutsideDock)
@@ -1976,7 +1976,7 @@ void KeramikStyle::tqdrawComplexControl( TQ_ComplexControl control,
 			{
 				//Double-buffer only when we are in the slower full-blend mode
 				if (widget->parent() &&
-						( widget->tqparent()->inherits("QToolBar")|| !qstrcmp(widget->tqparent()->name(), kdeToolbarWidget) ) )
+						( widget->tqparent()->inherits(TQTOOLBAR_OBJECT_NAME_STRING)|| !qstrcmp(widget->tqparent()->name(), kdeToolbarWidget) ) )
 				{
 					buf = new TQPixmap( r.width(), r.height() );
 					br.setX(0);
@@ -2209,10 +2209,10 @@ void KeramikStyle::tqdrawComplexControl( TQ_ComplexControl control,
 		// -------------------------------------------------------------------
 		case CC_ToolButton: {
 			const TQToolButton *toolbutton = (const TQToolButton *) widget;
-			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( "QToolBar" );
+			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( TQTOOLBAR_OBJECT_NAME_STRING );
 			bool onExtender = !onToolbar &&
 				widget->tqparentWidget() && widget->tqparentWidget()->inherits( "QToolBarExtensionWidget") &&
-				widget->tqparentWidget()->tqparentWidget()->inherits( "QToolBar" );
+				widget->tqparentWidget()->tqparentWidget()->inherits( TQTOOLBAR_OBJECT_NAME_STRING );
 
 			bool onControlButtons = false;
 			if (!onToolbar && !onExtender && widget->tqparentWidget() &&
@@ -2441,7 +2441,7 @@ TQSize KeramikStyle::tqsizeFromContents( ContentsType contents,
 
 		case CT_ToolButton:
 		{
-			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( "QToolBar" );
+			bool onToolbar = widget->tqparentWidget() && widget->tqparentWidget()->inherits( TQTOOLBAR_OBJECT_NAME_STRING );
 			if (!onToolbar) //Behaves like a button, so scale appropriately to the border
 			{
 				int w = contentSize.width();
diff --git a/kstyles/klegacy/klegacystyle.cpp b/kstyles/klegacy/klegacystyle.cpp
index 9035f3b08..1579ac1cf 100644
--- a/kstyles/klegacy/klegacystyle.cpp
+++ b/kstyles/klegacy/klegacystyle.cpp
@@ -1898,23 +1898,23 @@ void KLegacyStyle::polish(TQWidget *widget) {
     bool immediateRender = false;
     bool bgPixmap = false;
 
-    if (widget->inherits("QButton")) {
+    if (widget->inherits(TQBUTTON_OBJECT_NAME_STRING)) {
 	metaobject = TQButton::staticMetaObject();
 	eventFilter = true;
     }
 
-    if (widget->inherits("QComboBox")) {
+    if (widget->inherits(TQCOMBOBOX_OBJECT_NAME_STRING)) {
 	metaobject = TQComboBox::staticMetaObject();
 	eventFilter = true;
     }
 
-    if (widget->inherits("QScrollBar")) {
+    if (widget->inherits(TQSCROLLBAR_OBJECT_NAME_STRING)) {
 	metaobject = TQScrollBar::staticMetaObject();
 	eventFilter = true;
 	mouseTrack = true;
     }
 
-    if (widget->inherits("QMenuBar")) {
+    if (widget->inherits(TQMENUBAR_OBJECT_NAME_STRING)) {
 	eventFilter = true;
 	immediateRender = true;
 
@@ -1930,7 +1930,7 @@ void KLegacyStyle::polish(TQWidget *widget) {
 	widget->setBackgroundMode(TQWidget::PaletteBackground);
     }
 
-    if (widget->inherits("QToolBar")) {
+    if (widget->inherits(TQTOOLBAR_OBJECT_NAME_STRING)) {
 	metaobject = TQToolBar::staticMetaObject();
 
 	eventFilter = true;
@@ -1944,7 +1944,7 @@ void KLegacyStyle::polish(TQWidget *widget) {
 	widget->setBackgroundMode(TQWidget::PaletteBackground);
     }
 
-    if (widget->inherits("QLineEdit")) {
+    if (widget->inherits(TQLINEEDIT_OBJECT_NAME_STRING)) {
 	metaobject = TQLineEdit::staticMetaObject();
 
 	eventFilter = true;
@@ -1968,7 +1968,7 @@ void KLegacyStyle::polish(TQWidget *widget) {
 	detail = "base";
     }
 
-    if (widget->inherits("QPopupMenu")) {
+    if (widget->inherits(TQPOPUPMENU_OBJECT_NAME_STRING)) {
 	qDebug("polishing popup '%s'", widget->className());
 	metaobject = TQPopupMenu::staticMetaObject();
 	widget->setBackgroundMode(TQWidget::PaletteBackground);
@@ -2544,7 +2544,7 @@ void KLegacyStyle::drawComboButton(TQPainter *p, int x, int y, int w, int h,
     key.data.state = KLegacy::Normal;
     key.data.shadow = KLegacy::Out;
 
-    if (priv->lastWidget && priv->lastWidget->inherits("QComboBox"))
+    if (priv->lastWidget && priv->lastWidget->inherits(TQCOMBOBOX_OBJECT_NAME_STRING))
 	key.data.state = KLegacy::Prelight;
 
     TQPixmap *pix = gobj->draw(key, w, h, "optionmenu");
@@ -3081,7 +3081,7 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 	{
 	    TQWidget *w = (TQWidget *) obj;
 
-	    if (w->inherits("QPopupMenu") && w->width() < 700) {
+	    if (w->inherits(TQPOPUPMENU_OBJECT_NAME_STRING) && w->width() < 700) {
 		GtkObject *gobj = priv->gtkDict.tqfind(TQPopupMenu::staticMetaObject());
 
 		if (gobj) {
@@ -3151,7 +3151,7 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 		    if (p && (! p->isNull()))
 			w->setBackgroundPixmap(*p);
 		}
-	    } else if (w->inherits("QLineEdit")) {
+	    } else if (w->inherits(TQLINEEDIT_OBJECT_NAME_STRING)) {
 		GtkObject *gobj = priv->gtkDict.tqfind(TQLineEdit::staticMetaObject());
 
 		if (gobj) {
@@ -3191,8 +3191,8 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 			w->setPalette(pal);
 		    }
 		}
-	    } else if (w->inherits("QMenuBar") ||
-		       w->inherits("QToolBar")) {
+	    } else if (w->inherits(TQMENUBAR_OBJECT_NAME_STRING) ||
+		       w->inherits(TQTOOLBAR_OBJECT_NAME_STRING)) {
 		GtkObject *gobj = priv->gtkDict.tqfind(TQMenuBar::staticMetaObject());
 
 		if (gobj) {
@@ -3256,13 +3256,13 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 
     case TQEvent::Enter:
 	{
-	    if (obj->inherits("QPushButton") ||
-		obj->inherits("QComboBox") ||
-		obj->inherits("QSlider") ||
-		obj->inherits("QScrollbar")) {
+	    if (obj->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING) ||
+		obj->inherits(TQCOMBOBOX_OBJECT_NAME_STRING) ||
+		obj->inherits(TQSLIDER_OBJECT_NAME_STRING) ||
+		obj->inherits(TQSCROLLBAR_OBJECT_NAME_STRING)) {
 		priv->lastWidget = (TQWidget *) obj;
 		priv->lastWidget->tqrepaint(false);
-	    } else if (obj->inherits("QRadioButton")) {
+	    } else if (obj->inherits(TQRADIOBUTTON_OBJECT_NAME_STRING)) {
 		TQWidget *w = (TQWidget *) obj;
 
 		if (! w->isTopLevel() && w->isEnabled()) {
@@ -3290,7 +3290,7 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 			}
 		    }
 		}
-	    } else if (obj->inherits("QCheckBox")) {
+	    } else if (obj->inherits(TQCHECKBOX_OBJECT_NAME_STRING)) {
 		TQWidget *w = (TQWidget *) obj;
 
 		if (! w->isTopLevel() && w->isEnabled()) {
@@ -3328,8 +3328,8 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 	    if (obj == priv->lastWidget) {
 		priv->lastWidget = 0;
 		((TQWidget *) obj)->tqrepaint(false);
-	    } else if (obj->inherits("QRadioButton") ||
-		       obj->inherits("QCheckBox")) {
+	    } else if (obj->inherits(TQRADIOBUTTON_OBJECT_NAME_STRING) ||
+		       obj->inherits(TQCHECKBOX_OBJECT_NAME_STRING)) {
 		TQWidget *w = (TQWidget *) obj;
 
 		if (! w->isTopLevel()) {
@@ -3346,7 +3346,7 @@ bool KLegacyStyle::eventFilter(TQObject *obj, TQEvent *e) {
 	{
 	    TQMouseEvent *me = (TQMouseEvent *) e;
 	    priv->mousePos = me->pos();
-	    if (obj->inherits("QScrollBar") &&
+	    if (obj->inherits(TQSCROLLBAR_OBJECT_NAME_STRING) &&
 		(! (me->state() & (LeftButton | MidButton | RightButton)))) {
 		priv->hovering = true;
 		((TQWidget *) obj)->tqrepaint(false);
diff --git a/kstyles/light/lightstyle-v2.cpp b/kstyles/light/lightstyle-v2.cpp
index 133b309d4..90fd4d00f 100644
--- a/kstyles/light/lightstyle-v2.cpp
+++ b/kstyles/light/lightstyle-v2.cpp
@@ -295,7 +295,7 @@ void LightStyleV2::tqdrawPrimitive( TQ_PrimitiveElement pe,
 	    if ( p && p->device()->devType() == TQInternal::Widget ) {
 		TQWidget *w = (TQWidget *) p->device();
 		TQWidget *p = w->tqparentWidget();
-		if (p->inherits("QDockWindow") && ! p->inherits("QToolBar")) {
+		if (p->inherits(TQDOCKWINDOW_OBJECT_NAME_STRING) && ! p->inherits(TQTOOLBAR_OBJECT_NAME_STRING)) {
 		    drawTitle = true;
 		    title = p->caption();
 		}
diff --git a/kstyles/light/lightstyle-v3.cpp b/kstyles/light/lightstyle-v3.cpp
index 98e5c555d..07cd4d96b 100644
--- a/kstyles/light/lightstyle-v3.cpp
+++ b/kstyles/light/lightstyle-v3.cpp
@@ -427,7 +427,7 @@ void LightStyleV3::tqdrawPrimitive( TQ_PrimitiveElement pe,
 	    if ( p && p->device()->devType() == TQInternal::Widget ) {
 		TQWidget *w = (TQWidget *) p->device();
 		TQWidget *p = w->tqparentWidget();
-		if (p->inherits("QDockWindow") && ! p->inherits("QToolBar")) {
+		if (p->inherits(TQDOCKWINDOW_OBJECT_NAME_STRING) && ! p->inherits(TQTOOLBAR_OBJECT_NAME_STRING)) {
 		    drawTitle = true;
 		    title = p->caption();
 		}
diff --git a/kstyles/plastik/plastik.cpp b/kstyles/plastik/plastik.cpp
index 1b5f68596..72ecdc8de 100644
--- a/kstyles/plastik/plastik.cpp
+++ b/kstyles/plastik/plastik.cpp
@@ -247,7 +247,7 @@ void PlastikStyle::polish(TQWidget* widget)
     if ( ::tqqt_cast<TQPushButton*>(widget) || ::tqqt_cast<TQComboBox*>(widget) ||
             ::tqqt_cast<TQSpinWidget*>(widget) || ::tqqt_cast<TQSlider*>(widget) ||
             ::tqqt_cast<TQCheckBox*>(widget) || ::tqqt_cast<TQRadioButton*>(widget) ||
-            ::tqqt_cast<TQToolButton*>(widget) || widget->inherits("QSplitterHandle") )
+            ::tqqt_cast<TQToolButton*>(widget) || widget->inherits(TQSPLITTERHANDLE_OBJECT_NAME_STRING) )
     {
 //         widget->setBackgroundMode(PaletteBackground);
         widget->installEventFilter(this);
@@ -285,7 +285,7 @@ void PlastikStyle::unPolish(TQWidget* widget)
             ::tqqt_cast<TQSpinWidget*>(widget) || ::tqqt_cast<TQSlider*>(widget) ||
             ::tqqt_cast<TQCheckBox*>(widget) || ::tqqt_cast<TQRadioButton*>(widget) ||
             ::tqqt_cast<TQToolButton*>(widget) || ::tqqt_cast<TQLineEdit*>(widget) ||
-            widget->inherits("QSplitterHandle") )
+            widget->inherits(TQSPLITTERHANDLE_OBJECT_NAME_STRING) )
     {
         widget->removeEventFilter(this);
     }
@@ -3478,7 +3478,7 @@ bool PlastikStyle::eventFilter(TQObject *obj, TQEvent *ev)
     //Hover highlight... use tqqt_cast to check if the widget inheits one of the classes.
     if ( ::tqqt_cast<TQPushButton*>(obj) || ::tqqt_cast<TQComboBox*>(obj) ||
             ::tqqt_cast<TQSpinWidget*>(obj) || ::tqqt_cast<TQCheckBox*>(obj) ||
-            ::tqqt_cast<TQRadioButton*>(obj) || ::tqqt_cast<TQToolButton*>(obj) || obj->inherits("QSplitterHandle") )
+            ::tqqt_cast<TQRadioButton*>(obj) || ::tqqt_cast<TQToolButton*>(obj) || obj->inherits(TQSPLITTERHANDLE_OBJECT_NAME_STRING) )
     {
         if ((ev->type() == TQEvent::Enter) && TQT_TQWIDGET(obj)->isEnabled())
         {
diff --git a/kstyles/web/webstyle.cpp b/kstyles/web/webstyle.cpp
index 17dc46941..08474c701 100644
--- a/kstyles/web/webstyle.cpp
+++ b/kstyles/web/webstyle.cpp
@@ -250,10 +250,10 @@ WebStyle::unPolish(TQApplication *)
   void
 WebStyle::polish(TQWidget * w)
 {
-  if (w->inherits("QPushButton"))
+  if (w->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING))
     w->installEventFilter(this);
 
-  else if (w->inherits("QGroupBox") || w->inherits("QFrame"))
+  else if (w->inherits(TQGROUPBOX_OBJECT_NAME_STRING) || w->inherits(TQFRAME_OBJECT_NAME_STRING))
   {
     TQFrame * f(static_cast<TQFrame *>(w));
 
@@ -282,7 +282,7 @@ WebStyle::polish(TQWidget * w)
   void
 WebStyle::unPolish(TQWidget * w)
 {
-  if (w->inherits("QPushButton"))
+  if (w->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING))
     w->removeEventFilter(this);
 
   else if (w == _currentFrame)
@@ -1046,7 +1046,7 @@ WebStyle::drawKToolBarButton
 {
   bool toggleAndOn = false;
 
-  if (button->inherits("QButton"))
+  if (button->inherits(TQBUTTON_OBJECT_NAME_STRING))
   {
     TQButton * b = static_cast<TQButton *>(button);
     toggleAndOn = b->isToggleButton() && b->isOn();