diff --git a/kmail/kmcomposewin.cpp b/kmail/kmcomposewin.cpp
index 473d454f..7e02e403 100644
--- a/kmail/kmcomposewin.cpp
+++ b/kmail/kmcomposewin.cpp
@@ -3830,7 +3830,7 @@ void KMComposeWin::slotCopy()
 #endif
 
   TQKeyEvent k(TQEvent::KeyPress, Key_C, 0, ControlButton);
-  kapp->notify(TQT_TQOBJECT(fw), TQT_TQEVENT(&k));
+  kapp->notify(fw, &k);
 }
 
 
diff --git a/kmail/kmedit.cpp b/kmail/kmedit.cpp
index 1d01782d..960eb455 100644
--- a/kmail/kmedit.cpp
+++ b/kmail/kmedit.cpp
@@ -569,7 +569,7 @@ bool KMEdit::eventFilter(TQObject*o, TQEvent* e)
       }
     }
   } else if ( e->type() == TQEvent::FocusIn || e->type() == TQEvent::FocusOut ) {
-    TQFocusEvent *fe = TQT_TQFOCUSEVENT(e);
+    TQFocusEvent *fe = static_cast<TQFocusEvent*>(e);
     if(! (fe->reason() == TQFocusEvent::ActiveWindow || fe->reason() == TQFocusEvent::Popup) )
       emit focusChanged( fe->gotFocus() );
   }
diff --git a/kmail/kmfoldertree.cpp b/kmail/kmfoldertree.cpp
index 21a2eb0f..312f4feb 100644
--- a/kmail/kmfoldertree.cpp
+++ b/kmail/kmfoldertree.cpp
@@ -1753,10 +1753,10 @@ void KMFolderTree::slotToggleSizeColumn()
 bool KMFolderTree::eventFilter( TQObject *o, TQEvent *e )
 {
   if ( e->type() == TQEvent::MouseButtonPress &&
-      TQT_TQMOUSEEVENT(e)->button() == TQt::RightButton &&
+      static_cast<TQMouseEvent*>(e)->button() == TQt::RightButton &&
       o->isA("TQHeader") )
   {
-    mPopup->popup( TQT_TQMOUSEEVENT(e)->globalPos() );
+    mPopup->popup( static_cast<TQMouseEvent*>(e)->globalPos() );
     return true;
   }
   return KFolderTree::eventFilter(o, e);
diff --git a/kmail/kmheaders.cpp b/kmail/kmheaders.cpp
index 66231ae2..eaf045b4 100644
--- a/kmail/kmheaders.cpp
+++ b/kmail/kmheaders.cpp
@@ -235,7 +235,7 @@ KMHeaders::~KMHeaders ()
 bool KMHeaders::eventFilter ( TQObject *o, TQEvent *e )
 {
   if ( e->type() == TQEvent::MouseButtonPress &&
-      TQT_TQMOUSEEVENT(e)->button() == TQt::RightButton &&
+      static_cast<TQMouseEvent*>(e)->button() == TQt::RightButton &&
       o->isA("TQHeader") )
   {
     // if we currently only show one of either sender/receiver column
@@ -248,7 +248,7 @@ bool KMHeaders::eventFilter ( TQObject *o, TQEvent *e )
       else
         mPopup->changeItem(KPaintInfo::COL_RECEIVER, i18n("Receiver"));
 
-    mPopup->popup( TQT_TQMOUSEEVENT(e)->globalPos() );
+    mPopup->popup( static_cast<TQMouseEvent*>(e)->globalPos() );
     return true;
   }
   return TDEListView::eventFilter(o, e);
diff --git a/kmail/kmreaderwin.cpp b/kmail/kmreaderwin.cpp
index 1e4eab6d..01486496 100644
--- a/kmail/kmreaderwin.cpp
+++ b/kmail/kmreaderwin.cpp
@@ -2754,7 +2754,7 @@ static TQString linkForNode( const DOM::Node &node )
 bool KMReaderWin::eventFilter( TQObject *, TQEvent *e )
 {
   if ( e->type() == TQEvent::MouseButtonPress ) {
-    TQMouseEvent* me = TQT_TQMOUSEEVENT(e);
+    TQMouseEvent* me = static_cast<TQMouseEvent*>(e);
     if ( me->button() == TQt::LeftButton && ( me->state() & ShiftButton ) ) {
       // special processing for shift+click
       URLHandlerManager::instance()->handleShiftClick( mHoveredUrl, this );
@@ -2786,7 +2786,7 @@ bool KMReaderWin::eventFilter( TQObject *, TQEvent *e )
   }
 
   if ( e->type() == TQEvent::MouseMove ) {
-    TQMouseEvent* me = TQT_TQMOUSEEVENT( e );
+    TQMouseEvent* me = static_cast<TQMouseEvent*>( e );
 
     // Handle this ourselves instead of connecting to mViewer::onURL(), since TDEHTML misses some
     // notifications in case we started a drag ourselves
diff --git a/knode/articlewidget.cpp b/knode/articlewidget.cpp
index 73b75514..852707ff 100644
--- a/knode/articlewidget.cpp
+++ b/knode/articlewidget.cpp
@@ -1472,7 +1472,7 @@ void ArticleWidget::focusOutEvent( TQFocusEvent *e )
 
 bool ArticleWidget::eventFilter( TQObject *o, TQEvent *e )
 {
-  if ( e->type() == TQEvent::KeyPress && (TQT_TQKEYEVENT(e)->key() == Key_Tab) ) {
+  if ( e->type() == TQEvent::KeyPress && (static_cast<TQKeyEvent*>(e)->key() == Key_Tab) ) {
     emit focusChangeRequest( this );
     if ( !hasFocus() )  // focusChangeRequest was successful
       return true;
diff --git a/knode/headerview.cpp b/knode/headerview.cpp
index 31d85fda..d30cc5a3 100644
--- a/knode/headerview.cpp
+++ b/knode/headerview.cpp
@@ -540,7 +540,7 @@ void KNHeaderView::slotSizeChanged( int section, int, int newSize )
 
 bool KNHeaderView::eventFilter(TQObject *o, TQEvent *e)
 {
-  if ((e->type() == TQEvent::KeyPress) && (TQT_TQKEYEVENT(e)->key() == Key_Tab)) {
+  if ((e->type() == TQEvent::KeyPress) && (static_cast<TQKeyEvent*>(e)->key() == Key_Tab)) {
     emit(focusChangeRequest(this));
     if (!hasFocus())  // focusChangeRequest was successful
       return true;
@@ -548,10 +548,10 @@ bool KNHeaderView::eventFilter(TQObject *o, TQEvent *e)
 
   // right click on header
   if ( e->type() == TQEvent::MouseButtonPress &&
-       TQT_TQMOUSEEVENT(e)->button() == TQt::RightButton &&
+       static_cast<TQMouseEvent*>(e)->button() == TQt::RightButton &&
        o->isA("TQHeader") )
   {
-    mPopup->popup( TQT_TQMOUSEEVENT(e)->globalPos() );
+    mPopup->popup( static_cast<TQMouseEvent*>(e)->globalPos() );
     return true;
   }
 
diff --git a/knode/kncollectionview.cpp b/knode/kncollectionview.cpp
index 7a8e6840..ad952552 100644
--- a/knode/kncollectionview.cpp
+++ b/knode/kncollectionview.cpp
@@ -421,7 +421,7 @@ void KNCollectionView::updatePopup() const
 
 bool KNCollectionView::eventFilter(TQObject *o, TQEvent *e)
 {
-  if ((e->type() == TQEvent::KeyPress) && (TQT_TQKEYEVENT(e)->key() == Key_Tab)) {
+  if ((e->type() == TQEvent::KeyPress) && (static_cast<TQKeyEvent*>(e)->key() == Key_Tab)) {
     emit(focusChangeRequest(this));
     if (!hasFocus())  // focusChangeRequest was successful
       return true;
@@ -429,10 +429,10 @@ bool KNCollectionView::eventFilter(TQObject *o, TQEvent *e)
 
   // header popup menu
   if ( e->type() == TQEvent::MouseButtonPress &&
-       TQT_TQMOUSEEVENT(e)->button() == TQt::RightButton &&
+       static_cast<TQMouseEvent*>(e)->button() == TQt::RightButton &&
        o->isA("TQHeader") )
   {
-    mPopup->popup( TQT_TQMOUSEEVENT(e)->globalPos() );
+    mPopup->popup( static_cast<TQMouseEvent*>(e)->globalPos() );
     return true;
   }
 
diff --git a/knotes/knote.cpp b/knotes/knote.cpp
index 2a2098b5..32cd586f 100644
--- a/knotes/knote.cpp
+++ b/knotes/knote.cpp
@@ -1381,7 +1381,7 @@ bool KNote::eventFilter( TQObject *o, TQEvent *ev )
 
     if ( o == m_editor ) {
         if ( ev->type() == TQEvent::FocusOut ) {
-            TQFocusEvent *fe = TQT_TQFOCUSEVENT(ev);
+            TQFocusEvent *fe = static_cast<TQFocusEvent*>(ev);
             if ( fe->reason() != TQFocusEvent::Popup &&
                  fe->reason() != TQFocusEvent::Mouse ) {
                 updateFocus();
diff --git a/korganizer/koagenda.cpp b/korganizer/koagenda.cpp
index 18a1c2ad..1405f205 100644
--- a/korganizer/koagenda.cpp
+++ b/korganizer/koagenda.cpp
@@ -384,14 +384,14 @@ bool KOAgenda::eventFilter ( TQObject *object, TQEvent *event )
     case TQEvent::MouseButtonDblClick:
     case TQEvent::MouseButtonRelease:
     case TQEvent::MouseMove:
-      return eventFilter_mouse( object, TQT_TQMOUSEEVENT( event ) );
+      return eventFilter_mouse( object, static_cast<TQMouseEvent*>( event ) );
 #ifndef TQT_NO_WHEELEVENT
     case TQEvent::Wheel:
-      return eventFilter_wheel( object, TQT_TQWHEELEVENT( event ) );
+      return eventFilter_wheel( object, static_cast<TQWheelEvent*>( event ) );
 #endif
     case TQEvent::KeyPress:
     case TQEvent::KeyRelease:
-      return eventFilter_key( object, TQT_TQKEYEVENT( event ) );
+      return eventFilter_key( object, static_cast<TQKeyEvent*>( event ) );
 
     case ( TQEvent::Leave ):
       if ( !mActionItem )
@@ -526,10 +526,10 @@ bool KOAgenda::eventFilter_key( TQObject *, TQKeyEvent *ke )
       case Key_Alt:
         break;
       default:
-        mTypeAheadEvents.append( TQT_TQEVENT( new TQKeyEvent( ke->type(), ke->key(),
+        mTypeAheadEvents.append( new TQKeyEvent( ke->type(), ke->key(),
                                                 ke->ascii(), ke->state(),
                                                 ke->text(), ke->isAutoRepeat(),
-                                                ke->count() ) ) );
+                                                ke->count() ) );
         if ( !mTypeAhead ) {
           mTypeAhead = true;
           emitNewEventForSelection();
@@ -615,7 +615,7 @@ bool KOAgenda::eventFilter_mouse(TQObject *object, TQMouseEvent *me)
                                            mClickedItem->incidence(),
                                            mClickedItem->itemDate() );
           } else {
-            return TQScrollView::eventFilter( TQT_TQOBJECT(object), TQT_TQEVENT(me) ); // pass through for use by multiagenda
+            return TQScrollView::eventFilter( object, me ); // pass through for use by multiagenda
           }
         } else {
           KOAgendaItem* item = dynamic_cast<KOAgendaItem *>(object);
@@ -635,7 +635,7 @@ bool KOAgenda::eventFilter_mouse(TQObject *object, TQMouseEvent *me)
             // null.
             selectItem( item );
           } else {
-            return TQScrollView::eventFilter( TQT_TQOBJECT(object), TQT_TQEVENT(me) ); // pass through for use by multiagenda
+            return TQScrollView::eventFilter( object, me ); // pass through for use by multiagenda
           }
         }
       } else {
@@ -662,7 +662,7 @@ bool KOAgenda::eventFilter_mouse(TQObject *object, TQMouseEvent *me)
             startSelectAction(viewportPos);
           }
         }
-        return TQScrollView::eventFilter( TQT_TQOBJECT(object), TQT_TQEVENT(me) ); // pass through for use by multiagenda
+        return TQScrollView::eventFilter( object, me ); // pass through for use by multiagenda
       }
       break;
 
diff --git a/libtdepim/addresseelineedit.cpp b/libtdepim/addresseelineedit.cpp
index d867768c..4060c451 100644
--- a/libtdepim/addresseelineedit.cpp
+++ b/libtdepim/addresseelineedit.cpp
@@ -1042,7 +1042,7 @@ bool KPIM::AddresseeLineEdit::eventFilter(TQObject *obj, TQEvent *e)
          e->type() == TQEvent::MouseMove ||
          e->type() == TQEvent::MouseButtonRelease ||
          e->type() == TQEvent::MouseButtonDblClick ) {
-      TQMouseEvent* me = TQT_TQMOUSEEVENT( e );
+      TQMouseEvent* me = static_cast<TQMouseEvent*>( e );
       // find list box item at the event position
       TQListBoxItem *item = completionBox()->itemAt( me->pos() );
       if ( !item ) {
@@ -1072,7 +1072,7 @@ bool KPIM::AddresseeLineEdit::eventFilter(TQObject *obj, TQEvent *e)
   }
   if ( ( obj == this ) &&
      ( e->type() == TQEvent::AccelOverride ) ) {
-    TQKeyEvent *ke = TQT_TQKEYEVENT( e );
+    TQKeyEvent *ke = static_cast<TQKeyEvent*>( e );
     if ( ke->key() == Key_Up || ke->key() == Key_Down || ke->key() == Key_Tab ) {
       ke->accept();
       return true;
@@ -1081,7 +1081,7 @@ bool KPIM::AddresseeLineEdit::eventFilter(TQObject *obj, TQEvent *e)
   if ( ( obj == this ) &&
        ( e->type() == TQEvent::KeyPress || e->type() == TQEvent::KeyRelease ) &&
        completionBox()->isVisible() ) {
-    TQKeyEvent *ke = TQT_TQKEYEVENT( e );
+    TQKeyEvent *ke = static_cast<TQKeyEvent*>( e );
     int currentIndex = completionBox()->currentItem();
     if ( currentIndex < 0 ) {
       return true;