diff --git a/kate/app/katefileselector.cpp b/kate/app/katefileselector.cpp
index 4bba68ded..b275ac7d7 100644
--- a/kate/app/katefileselector.cpp
+++ b/kate/app/katefileselector.cpp
@@ -485,7 +485,7 @@ bool KateFileSelector::eventFilter( TQObject* o, TQEvent *e )
       And the popup is rather useless, if the paths are only partly visible.
   */
   TQListBox *lb = cmbPath->listBox();
-  if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(lb) && e->type() == TQEvent::Show ) {
+  if ( o == lb && e->type() == TQEvent::Show ) {
     int add = lb->height() < lb->contentsHeight() ? lb->verticalScrollBar()->width() : 0;
     int w = TQMIN( mainwin->width(), lb->contentsWidth() + add );
     lb->resize( w, lb->height() );
diff --git a/kicker/applets/clock/clock.cpp b/kicker/applets/clock/clock.cpp
index d7b8268aa..536d62065 100644
--- a/kicker/applets/clock/clock.cpp
+++ b/kicker/applets/clock/clock.cpp
@@ -1675,7 +1675,7 @@ void ClockApplet::wheelEvent(TQWheelEvent* e)
 // catch the mouse clicks of our child widgets
 bool ClockApplet::eventFilter( TQObject *o, TQEvent *e )
 {
-    if (( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(_clock->widget()) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(_date) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(_dayOfWeek)) &&
+    if (( o == _clock->widget() || o == _date || o == _dayOfWeek) &&
         e->type() == TQEvent::MouseButtonPress )
     {
         mousePressEvent(TQT_TQMOUSEEVENT(e) );
diff --git a/kicker/applets/lockout/lockout.cpp b/kicker/applets/lockout/lockout.cpp
index d4c14c9db..75533202c 100644
--- a/kicker/applets/lockout/lockout.cpp
+++ b/kicker/applets/lockout/lockout.cpp
@@ -196,7 +196,7 @@ bool Lockout::eventFilter( TQObject *o, TQEvent *e )
         TQMouseEvent *me = TQT_TQMOUSEEVENT( e );
         if( me->button() == Qt::RightButton )
         {
-            if( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(lockButton) )
+            if( o == lockButton )
             {
                 TQPopupMenu *popup = new TQPopupMenu();
 
@@ -219,7 +219,7 @@ bool Lockout::eventFilter( TQObject *o, TQEvent *e )
 
                 return true;
             }
-            else if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(logoutButton) )
+            else if ( o == logoutButton )
             {
                 TQPopupMenu *popup = new TQPopupMenu();
 
diff --git a/kicker/applets/minipager/pagerbutton.cpp b/kicker/applets/minipager/pagerbutton.cpp
index e9f42e18a..6d3355769 100644
--- a/kicker/applets/minipager/pagerbutton.cpp
+++ b/kicker/applets/minipager/pagerbutton.cpp
@@ -747,7 +747,7 @@ void KMiniPagerButton::slotToggled( bool b )
 
 bool KMiniPagerButton::eventFilter( TQObject *o, TQEvent * e)
 {
-    if (o && TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(m_lineEdit) &&
+    if (o && o == m_lineEdit &&
         (e->type() == TQEvent::FocusOut || e->type() == TQEvent::Hide))
     {
         m_pager->twin()->setDesktopName( m_desktop, m_lineEdit->text() );
diff --git a/kicker/applets/systemtray/systemtrayapplet.cpp b/kicker/applets/systemtray/systemtrayapplet.cpp
index 97b71d1b2..2fa4910cf 100644
--- a/kicker/applets/systemtray/systemtrayapplet.cpp
+++ b/kicker/applets/systemtray/systemtrayapplet.cpp
@@ -833,7 +833,7 @@ int SystemTrayApplet::maxIconHeight() const
 
 bool SystemTrayApplet::eventFilter(TQObject* watched, TQEvent* e)
 {
-    if (TQT_BASE_OBJECT(watched) == TQT_BASE_OBJECT(m_expandButton))
+    if (watched == m_expandButton)
     {
         TQPoint p;
         if (e->type() == TQEvent::ContextMenu)
diff --git a/kicker/kicker/core/applethandle.cpp b/kicker/kicker/core/applethandle.cpp
index 1836102be..d00ef13d9 100644
--- a/kicker/kicker/core/applethandle.cpp
+++ b/kicker/kicker/core/applethandle.cpp
@@ -220,7 +220,7 @@ bool AppletHandle::eventFilter(TQObject *o, TQEvent *e)
 
         return TQWidget::eventFilter( o, e );
     }
-    else if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(m_dragBar))
+    else if (o == m_dragBar)
     {
         if (e->type() == TQEvent::MouseButtonPress)
         {
diff --git a/kicker/kicker/core/container_button.cpp b/kicker/kicker/core/container_button.cpp
index 40f479308..ac4c46733 100644
--- a/kicker/kicker/core/container_button.cpp
+++ b/kicker/kicker/core/container_button.cpp
@@ -225,7 +225,7 @@ void ButtonContainer::dragButton(const TQPixmap icon)
 
 bool ButtonContainer::eventFilter(TQObject *o, TQEvent *e)
 {
-    if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(_button) && e->type() == TQEvent::MouseButtonPress)
+    if (o == _button && e->type() == TQEvent::MouseButtonPress)
     {
         static bool sentinal = false;
 
diff --git a/kicker/kicker/core/containerarea.cpp b/kicker/kicker/core/containerarea.cpp
index 222b768ad..89878a50d 100644
--- a/kicker/kicker/core/containerarea.cpp
+++ b/kicker/kicker/core/containerarea.cpp
@@ -1201,7 +1201,7 @@ void ContainerArea::dropEvent(TQDropEvent *ev)
         }
 
         TQObject *parent = ev->source() ? ev->source()->parent() : 0;
-        while (parent && (TQT_BASE_OBJECT(parent) != TQT_BASE_OBJECT(this)))
+        while (parent && (parent != this))
         {
             parent = parent->parent();
         }
@@ -1387,7 +1387,7 @@ bool ContainerArea::eventFilter(TQObject* o, TQEvent* e)
     // which contain a ContainerArea can react to layout changes of its
     // contents. For example: If an applets grows, the top level widget may
     // want to grow as well.
-    if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(m_contents))
+    if (o == m_contents)
     {
         if (e->type() == TQEvent::LayoutHint)
         {
diff --git a/kicker/kicker/ui/k_new_mnu.cpp b/kicker/kicker/ui/k_new_mnu.cpp
index 19d834e3c..500a1c5a2 100644
--- a/kicker/kicker/ui/k_new_mnu.cpp
+++ b/kicker/kicker/ui/k_new_mnu.cpp
@@ -489,7 +489,7 @@ bool KMenu::eventFilter ( TQObject * receiver, TQEvent* e)
         }
 
         while (receiver) {
-            if (TQT_BASE_OBJECT(receiver) == TQT_BASE_OBJECT(m_tabBar) && (e->type()!=TQEvent::MouseMove || KickerSettings::kickoffSwitchTabsOnHover() ) ) {
+            if (receiver == m_tabBar && (e->type()!=TQEvent::MouseMove || KickerSettings::kickoffSwitchTabsOnHover() ) ) {
                 TQTab* s = m_tabBar->selectTab(m_tabBar->mapFromGlobal(p));
                 if (s && s->identifier() == ApplicationsTab)
                     raiseWidget = m_browserView;
@@ -509,8 +509,8 @@ bool KMenu::eventFilter ( TQObject * receiver, TQEvent* e)
 
             /* we do not want hover activation for the search line edit as this can be
              * pretty disturbing */
-            if ( (TQT_BASE_OBJECT(receiver) == TQT_BASE_OBJECT(m_searchPixmap) ||
-                 ( ( TQT_BASE_OBJECT(receiver) == TQT_BASE_OBJECT(m_searchLabel) || TQT_BASE_OBJECT(receiver)==TQT_BASE_OBJECT(m_kcommand->lineEdit()) ) &&
+            if ( (receiver == m_searchPixmap ||
+                 ( ( receiver == m_searchLabel || receiver==m_kcommand->lineEdit() ) &&
                  ( e->type() == TQEvent::KeyPress || e->type() == TQEvent::Wheel
                    || e->type() == TQEvent::MouseButtonPress ) ) ) &&
                     !m_isShowing) {
@@ -666,7 +666,7 @@ bool KMenu::eventFilter ( TQObject * receiver, TQEvent* e)
         r = true;
     }
 
-    if (e->type() == TQEvent::Enter && TQT_BASE_OBJECT(receiver) == TQT_BASE_OBJECT(m_stacker))
+    if (e->type() == TQEvent::Enter && receiver == m_stacker)
     {
         TQRect r(m_stacker->mapToGlobal(TQPoint(-8,-32)), m_stacker->size());
         r.setSize(r.size()+TQSize(16,128));
@@ -2800,7 +2800,7 @@ void KMenu::slotContextMenuRequested( TQListViewItem * item, const TQPoint & pos
 
     m_popupMenu->insertTitle(SmallIcon(kitem->icon()),kitem->title());
 
-     if (TQT_BASE_OBJECT_CONST(source)==TQT_BASE_OBJECT(m_favoriteView))
+     if (source==m_favoriteView)
      {
          hasEntries = true;
          m_popupMenu->insertItem(SmallIconSet("remove"),
@@ -2832,7 +2832,7 @@ void KMenu::slotContextMenuRequested( TQListViewItem * item, const TQPoint & pos
          }
      }
 
-     if (TQT_BASE_OBJECT_CONST(source)!=TQT_BASE_OBJECT(m_exitView)) {
+     if (source!=m_exitView) {
         if (m_popupService || (!m_popupPath.path.startsWith("kicker:/") && !m_popupPath.path.startsWith("system:/") && !m_popupPath.path.startsWith("kaddressbook:/"))) {
             if (hasEntries)
                 m_popupMenu->insertSeparator();
@@ -2872,7 +2872,7 @@ void KMenu::slotContextMenuRequested( TQListViewItem * item, const TQPoint & pos
                i18n("Put Into Run Dialog"), PutIntoRunDialog);
             }
         }
-        if (TQT_BASE_OBJECT_CONST(source)==TQT_BASE_OBJECT(m_searchResultsWidget) || ((TQT_BASE_OBJECT_CONST(source)==TQT_BASE_OBJECT(m_favoriteView) || TQT_BASE_OBJECT_CONST(source)==TQT_BASE_OBJECT(m_recentlyView) || TQT_BASE_OBJECT_CONST(source) == TQT_BASE_OBJECT(m_systemView)) && !m_popupService && !m_popupPath.path.startsWith("kicker:/")) ) {
+        if (source==m_searchResultsWidget || ((source==m_favoriteView || source==m_recentlyView || source == m_systemView) && !m_popupService && !m_popupPath.path.startsWith("kicker:/")) ) {
             TQString uri;
             if (m_popupService)
                 uri = locate("apps", m_popupService->desktopEntryPath());
@@ -2909,7 +2909,7 @@ void KMenu::slotContextMenuRequested( TQListViewItem * item, const TQPoint & pos
         }
     }
 
-    if (TQT_BASE_OBJECT_CONST(source)==TQT_BASE_OBJECT(m_recentlyView)) {
+    if (source==m_recentlyView) {
        m_popupMenu->insertSeparator();
        if (m_popupService)
          m_popupMenu->insertItem(SmallIconSet("history_clear"),
diff --git a/kicker/libkicker/panner.cpp b/kicker/libkicker/panner.cpp
index ec06b30c9..580d0e088 100644
--- a/kicker/libkicker/panner.cpp
+++ b/kicker/libkicker/panner.cpp
@@ -336,7 +336,7 @@ void Panner::ensureVisible( int x, int y, int xmargin, int ymargin )
 
 bool Panner::eventFilter( TQObject *obj, TQEvent *e )
 {
-    if ( TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(_viewport) || TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(_clipper) ) 
+    if ( obj == _viewport || obj == _clipper ) 
     {
         switch ( e->type() ) 
         {
diff --git a/konqueror/konq_combo.cpp b/konqueror/konq_combo.cpp
index 850859b58..c1cbe734b 100644
--- a/konqueror/konq_combo.cpp
+++ b/konqueror/konq_combo.cpp
@@ -396,7 +396,7 @@ bool KonqCombo::eventFilter( TQObject *o, TQEvent *ev )
     // Handle Ctrl+Del/Backspace etc better than the Qt widget, which always
     // jumps to the next whitespace.
     TQLineEdit *edit = lineEdit();
-    if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(edit) ) {
+    if ( o == edit ) {
         int type = ev->type();
         if ( type == TQEvent::KeyPress ) {
             TQKeyEvent *e = TQT_TQKEYEVENT( ev );
diff --git a/konqueror/konq_frame.cpp b/konqueror/konq_frame.cpp
index 0acf39b49..7a620f0fd 100644
--- a/konqueror/konq_frame.cpp
+++ b/konqueror/konq_frame.cpp
@@ -173,7 +173,7 @@ void KonqFrameStatusBar::splitFrameMenu()
 
 bool KonqFrameStatusBar::eventFilter(TQObject* o, TQEvent *e)
 {
-   if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(m_pStatusLabel) && e->type()==TQEvent::MouseButtonPress)
+   if (o == m_pStatusLabel && e->type()==TQEvent::MouseButtonPress)
    {
       emit clicked();
       update();
@@ -181,7 +181,7 @@ bool KonqFrameStatusBar::eventFilter(TQObject* o, TQEvent *e)
          splitFrameMenu();
       return true;
    }
-   else if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(this) && e->type() == TQEvent::ApplicationPaletteChange )
+   else if ( o == this && e->type() == TQEvent::ApplicationPaletteChange )
    {
       unsetPalette();
       updateActiveStatus();
diff --git a/konqueror/konq_mainwindow.cpp b/konqueror/konq_mainwindow.cpp
index 770678c4e..2880fad8a 100644
--- a/konqueror/konq_mainwindow.cpp
+++ b/konqueror/konq_mainwindow.cpp
@@ -3462,7 +3462,7 @@ void KonqMainWindow::slotClearComboHistory()
 bool KonqMainWindow::eventFilter(TQObject*obj,TQEvent *ev)
 {
   if ( ( ev->type()==TQEvent::FocusIn || ev->type()==TQEvent::FocusOut ) &&
-       m_combo && TQT_BASE_OBJECT(m_combo->lineEdit()) == TQT_BASE_OBJECT(obj) )
+       m_combo && m_combo->lineEdit() == obj )
   {
     //kdDebug(1202) << "KonqMainWindow::eventFilter " << obj << " " << obj->className() << " " << obj->name() << endl;
 
diff --git a/konqueror/konq_view.cpp b/konqueror/konq_view.cpp
index 9f7bef4d8..5a7ea1244 100644
--- a/konqueror/konq_view.cpp
+++ b/konqueror/konq_view.cpp
@@ -1256,7 +1256,7 @@ bool KonqView::eventFilter( TQObject *obj, TQEvent *e )
     if ( !m_pPart )
         return false;
 //  kdDebug() << "--" << obj->className() << "--" << e->type() << "--"  << endl;
-    if ( e->type() == TQEvent::DragEnter && m_bURLDropHandling && TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(m_pPart->widget()) )
+    if ( e->type() == TQEvent::DragEnter && m_bURLDropHandling && obj == m_pPart->widget() )
     {
         TQDragEnterEvent *ev = static_cast<TQDragEnterEvent *>( e );
 
@@ -1277,7 +1277,7 @@ bool KonqView::eventFilter( TQObject *obj, TQEvent *e )
             delete children;
         }
     }
-    else if ( e->type() == TQEvent::Drop && m_bURLDropHandling && TQT_BASE_OBJECT(obj) == TQT_BASE_OBJECT(m_pPart->widget()) )
+    else if ( e->type() == TQEvent::Drop && m_bURLDropHandling && obj == m_pPart->widget() )
     {
         TQDropEvent *ev = static_cast<TQDropEvent *>( e );
 
diff --git a/konsole/konsole/TEWidget.cpp b/konsole/konsole/TEWidget.cpp
index 026ee2df8..88b5c8dce 100644
--- a/konsole/konsole/TEWidget.cpp
+++ b/konsole/konsole/TEWidget.cpp
@@ -1938,7 +1938,7 @@ bool TEWidget::eventFilter( TQObject *obj, TQEvent *e )
       TQT_TQKEYEVENT( e )->ignore();
       return false;
   }
-  if ( TQT_BASE_OBJECT(obj) != TQT_BASE_OBJECT(this) /* when embedded */ && TQT_BASE_OBJECT(obj) != TQT_BASE_OBJECT(parent()) /* when standalone */ )
+  if ( obj != this /* when embedded */ && obj != parent() /* when standalone */ )
       return false; // not us
   if ( e->type() == TQEvent::KeyPress )
   {
diff --git a/konsole/konsole/konsole.cpp b/konsole/konsole/konsole.cpp
index 7f27a678e..3a182e682 100644
--- a/konsole/konsole/konsole.cpp
+++ b/konsole/konsole/konsole.cpp
@@ -984,7 +984,7 @@ void Konsole::makeTabWidget()
 
 bool Konsole::eventFilter( TQObject *o, TQEvent *ev )
 {
-  if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(m_newSessionButton))
+  if (o == m_newSessionButton)
   {
     // Popup the menu when the left mousebutton is pressed and the mouse
     // is moved by a small distance.
diff --git a/ksplashml/wndmain.cpp b/ksplashml/wndmain.cpp
index c37c6e214..81d765a99 100644
--- a/ksplashml/wndmain.cpp
+++ b/ksplashml/wndmain.cpp
@@ -427,7 +427,7 @@ TQPtrList<Action> KSplash::actionList()
 
 bool KSplash::eventFilter( TQObject *o, TQEvent *e )
 {
-  if ( ( e->type() == TQEvent::MouseButtonRelease ) && ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(mThemeEngine) ) )
+  if ( ( e->type() == TQEvent::MouseButtonRelease ) && ( o == mThemeEngine ) )
   {
     TQTimer::singleShot( 0, this, TQT_SLOT(close()));
     return TRUE;
diff --git a/twin/clients/b2/b2client.cpp b/twin/clients/b2/b2client.cpp
index 6c81660ee..49391e923 100644
--- a/twin/clients/b2/b2client.cpp
+++ b/twin/clients/b2/b2client.cpp
@@ -1179,7 +1179,7 @@ bool B2Client::drawbound(const TQRect& geom, bool clear)
 
 bool B2Client::eventFilter(TQObject *o, TQEvent *e)
 {
-    if (TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(widget()))
+    if (o != widget())
 	return false;
     switch (e->type()) {
     case TQEvent::Resize:
diff --git a/twin/clients/keramik/keramik.cpp b/twin/clients/keramik/keramik.cpp
index ded50a9d2..446199fa7 100644
--- a/twin/clients/keramik/keramik.cpp
+++ b/twin/clients/keramik/keramik.cpp
@@ -1796,7 +1796,7 @@ TQSize KeramikClient::minimumSize() const
 
 bool KeramikClient::eventFilter( TQObject* o, TQEvent* e )
 {
-	if ( TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(widget()) )
+	if ( o != widget() )
 		return false;
 
 	switch ( e->type() )
diff --git a/twin/clients/test/test.cpp b/twin/clients/test/test.cpp
index e01d1d98e..ebfb00df1 100644
--- a/twin/clients/test/test.cpp
+++ b/twin/clients/test/test.cpp
@@ -100,7 +100,7 @@ TQSize Decoration::minimumSize() const
     
 bool Decoration::eventFilter( TQObject* o, TQEvent* e )
     {
-    if( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(widget()))
+    if( o == widget())
         {
         switch( e->type())
             {
diff --git a/twin/events.cpp b/twin/events.cpp
index c24d81c6f..e2e6b8d60 100644
--- a/twin/events.cpp
+++ b/twin/events.cpp
@@ -1079,7 +1079,7 @@ int qtToX11State( TQt::ButtonState state )
 // for the decoration window cannot be (easily) intercepted as X11 events
 bool Client::eventFilter( TQObject* o, TQEvent* e )
     {
-    if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(shadowWidget))
+    if (o == shadowWidget)
         {
         if (e->type() == TQEvent::MouseButtonRelease)
             {
@@ -1291,7 +1291,7 @@ bool Client::eventFilter( TQObject* o, TQEvent* e )
             }
         }
     if( decoration == NULL
-        || TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(decoration->widget()))
+        || o != decoration->widget())
         return false;
     if( e->type() == TQEvent::MouseButtonPress )
         {
diff --git a/twin/geometry.cpp b/twin/geometry.cpp
index 562e3cda0..2f9988e6b 100644
--- a/twin/geometry.cpp
+++ b/twin/geometry.cpp
@@ -2288,7 +2288,7 @@ class EatAllPaintEvents
     {
     protected:
         virtual bool eventFilter( TQObject* o, TQEvent* e )
-            { return e->type() == TQEvent::Paint && TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(geometryTip); }
+            { return e->type() == TQEvent::Paint && o != geometryTip; }
     };
 
 static EatAllPaintEvents* eater = 0;
diff --git a/twin/kcmtwin/twinrules/detectwidget.cpp b/twin/kcmtwin/twinrules/detectwidget.cpp
index a0f017f7d..9dbb29441 100644
--- a/twin/kcmtwin/twinrules/detectwidget.cpp
+++ b/twin/kcmtwin/twinrules/detectwidget.cpp
@@ -170,7 +170,7 @@ void DetectDialog::selectWindow()
 
 bool DetectDialog::eventFilter( TQObject* o, TQEvent* e )
     {
-    if( TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(grabber) )
+    if( o != grabber )
         return false;
     if( e->type() != TQEvent::MouseButtonRelease )
         return false;
diff --git a/twin/lib/kcommondecoration.cpp b/twin/lib/kcommondecoration.cpp
index 0ada039b0..e1c74d5bc 100644
--- a/twin/lib/kcommondecoration.cpp
+++ b/twin/lib/kcommondecoration.cpp
@@ -844,7 +844,7 @@ void KCommonDecoration::updateWindowShape()
 
 bool KCommonDecoration::eventFilter( TQObject* o, TQEvent* e )
 {
-    if( TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(widget()))
+    if( o != widget())
         return false;
     switch( e->type())
     {