diff --git a/src/codecs/qjpunicode.cpp b/src/codecs/qjpunicode.cpp
index e3b08f8f..500dab38 100644
--- a/src/codecs/qjpunicode.cpp
+++ b/src/codecs/qjpunicode.cpp
@@ -10555,7 +10555,7 @@ uint TQJpUnicodeConv::unicodeToSjisibmvdc(uint h, uint l) const
            if (!sjis208ibmvdc_unicode[i])
                return 0;
            if (u==sjis208ibmvdc_unicode[i]){
-               return ((0x00fa +(i/189))<<8 | 0x0040+(i%189));
+               return ((0x00fa +(i/189))<<8 | (0x0040+(i%189)));
            }
        }
     }
@@ -10660,7 +10660,7 @@ uint TQJpUnicodeConv::unicodeToCp932(uint h, uint l) const
            if (!cp932_ed_ee_unicode[j])
                return 0;
            if (u==cp932_ed_ee_unicode[j]){
-               return ((0x00ed +(j/189))<<8 | 0x0040+(j%189));
+               return ((0x00ed +(j/189))<<8 | (0x0040+(j%189)));
            }
        }
     }
diff --git a/src/codecs/qtextcodec.cpp b/src/codecs/qtextcodec.cpp
index 331688da..6de93356 100644
--- a/src/codecs/qtextcodec.cpp
+++ b/src/codecs/qtextcodec.cpp
@@ -2844,7 +2844,7 @@ static void setupLocaleMapper()
 	    localeMapper = checkForCodec( lang );
 
 	// 5. "@euro"
-	if ( !localeMapper && ctype && strstr( ctype, "@euro" ) || lang && strstr( lang, "@euro" ) )
+	if ( ( !localeMapper && ctype && strstr( ctype, "@euro" ) ) || (lang && strstr( lang, "@euro" ) ) )
 	    localeMapper = TQTextCodec::codecForName( "ISO 8859-15" );
 
 	// 6. guess locale from ctype unless ctype is "C"
diff --git a/src/codecs/qutfcodec.cpp b/src/codecs/qutfcodec.cpp
index 4943ac8c..9c9f4283 100644
--- a/src/codecs/qutfcodec.cpp
+++ b/src/codecs/qutfcodec.cpp
@@ -254,8 +254,8 @@ const char* TQUtf16Codec::name() const
 int TQUtf16Codec::heuristicContentMatch(const char* chars, int len) const
 {
     uchar* uchars = (uchar*)chars;
-    if ( len >= 2 && (uchars[0] == 0xff && uchars[1] == 0xfe ||
-		      uchars[1] == 0xff && uchars[0] == 0xfe) )
+    if ( len >= 2 && ((uchars[0] == 0xff && uchars[1] == 0xfe) ||
+		      (uchars[1] == 0xff && uchars[0] == 0xfe)) )
 	return len;
     else
 	return 0;
diff --git a/src/dialogs/qdialog.cpp b/src/dialogs/qdialog.cpp
index 4f40ded2..095cbf2e 100644
--- a/src/dialogs/qdialog.cpp
+++ b/src/dialogs/qdialog.cpp
@@ -1077,13 +1077,14 @@ void TQDialog::showExtension( bool showIt )
 /*! \reimp */
 TQSize TQDialog::sizeHint() const
 {
-    if ( d->extension )
+    if ( d->extension ) {
 	if ( d->orientation == Horizontal )
 	    return TQSize( TQWidget::sizeHint().width(),
 			TQMAX( TQWidget::sizeHint().height(),d->extension->sizeHint().height() ) );
 	else
 	    return TQSize( TQMAX( TQWidget::sizeHint().width(), d->extension->sizeHint().width() ),
 			TQWidget::sizeHint().height() );
+	}
 
     return TQWidget::sizeHint();
 }
@@ -1092,13 +1093,14 @@ TQSize TQDialog::sizeHint() const
 /*! \reimp */
 TQSize TQDialog::minimumSizeHint() const
 {
-    if ( d->extension )
+    if ( d->extension ) {
 	if (d->orientation == Horizontal )
 	    return TQSize( TQWidget::minimumSizeHint().width(),
 			TQMAX( TQWidget::minimumSizeHint().height(), d->extension->minimumSizeHint().height() ) );
 	else
 	    return TQSize( TQMAX( TQWidget::minimumSizeHint().width(), d->extension->minimumSizeHint().width() ),
 			TQWidget::minimumSizeHint().height() );
+	}
 
     return TQWidget::minimumSizeHint();
 }
diff --git a/src/dialogs/qfiledialog.cpp b/src/dialogs/qfiledialog.cpp
index e624545f..e268ba1b 100644
--- a/src/dialogs/qfiledialog.cpp
+++ b/src/dialogs/qfiledialog.cpp
@@ -1453,7 +1453,7 @@ void TQFileListBox::viewportDropEvent( TQDropEvent *e )
 bool TQFileListBox::acceptDrop( const TQPoint &pnt, TQWidget *source )
 {
     TQListBoxItem *item = itemAt( pnt );
-    if ( !item || item && !itemRect( item ).contains( pnt ) ) {
+    if ( !item || ( item && !itemRect( item ).contains( pnt ) ) ) {
 	if ( source == viewport() && startDragDir == filedialog->dirPath() )
 	    return FALSE;
 	return TRUE;
@@ -1872,7 +1872,7 @@ void TQFileDialogTQFileListView::viewportDropEvent( TQDropEvent *e )
 bool TQFileDialogTQFileListView::acceptDrop( const TQPoint &pnt, TQWidget *source )
 {
     TQListViewItem *item = itemAt( pnt );
-    if ( !item || item && !itemRect( item ).contains( pnt ) ) {
+    if ( !item || ( item && !itemRect( item ).contains( pnt ) ) ) {
 	if ( source == viewport() && startDragDir == filedialog->dirPath() )
 	    return FALSE;
 	return TRUE;
@@ -3753,8 +3753,8 @@ void TQFileDialog::okClicked()
 	    = (TQFileDialogPrivate::File *)files->currentItem();
 	TQFileDialogPrivate::MCItem * m
 	    = (TQFileDialogPrivate::MCItem *)d->moreFiles->item( d->moreFiles->currentItem() );
-	if ( c && files->isVisible() && files->hasFocus() ||
-	     m && d->moreFiles->isVisible() && d->moreFiles->hasFocus() ) {
+	if ( ( c && files->isVisible() && files->hasFocus() ) ||
+	     ( m && d->moreFiles->isVisible() && d->moreFiles->hasFocus() ) ) {
 	    if ( c && files->isVisible() )
 		f = c->info;
 	    else
@@ -5480,8 +5480,8 @@ bool TQFileDialog::eventFilter( TQObject * o, TQEvent * e )
 	return TRUE;
     } else if ( ( o == d->moreFiles || o == d->moreFiles->viewport() ) &&
 		e->type() == TQEvent::FocusIn ) {
-	if ( o == d->moreFiles->viewport() && !d->moreFiles->viewport()->hasFocus() ||
-	     o == d->moreFiles && !d->moreFiles->hasFocus() )
+	if ( ( o == d->moreFiles->viewport() && !d->moreFiles->viewport()->hasFocus() ) ||
+	     ( o == d->moreFiles && !d->moreFiles->hasFocus() ) )
 	    ((TQWidget*)o)->setFocus();
 	return FALSE;
     }
@@ -6015,7 +6015,7 @@ void TQFileDialog::insertEntry( const TQValueList<TQUrlInfo> &lst, TQNetworkOper
 	    i = new TQFileDialogPrivate::File( d, &inf, files );
 	    i2 = new TQFileDialogPrivate::MCItem( d->moreFiles, i );
 
-	    if ( d->mode == ExistingFiles && inf.isDir() ||
+	    if ( ( d->mode == ExistingFiles && inf.isDir() ) ||
 		( isDirectoryMode( d->mode ) && inf.isFile() ) ) {
 		i->setSelectable( FALSE );
 		i2->setSelectable( FALSE );
@@ -6297,7 +6297,7 @@ void TQFileDialog::resortDir()
 	item2 = new TQFileDialogPrivate::MCItem( d->moreFiles, item, item2 );
 	item->i = item2;
 	d->pendingItems.append( item );
-	if ( d->mode == ExistingFiles && item->info.isDir() ||
+	if ( ( d->mode == ExistingFiles && item->info.isDir() ) ||
 	    ( isDirectoryMode( d->mode ) && item->info.isFile() ) ) {
 	    item->setSelectable( FALSE );
 	    item2->setSelectable( FALSE );
diff --git a/src/dialogs/qprogressdialog.cpp b/src/dialogs/qprogressdialog.cpp
index 87560add..eeaf54dc 100644
--- a/src/dialogs/qprogressdialog.cpp
+++ b/src/dialogs/qprogressdialog.cpp
@@ -573,7 +573,7 @@ int TQProgressDialog::progress() const
 void TQProgressDialog::setProgress( int progress )
 {
     if ( progress == bar()->progress() ||
-	 bar()->progress() == -1 && progress == bar()->totalSteps() )
+	 ( bar()->progress() == -1 && progress == bar()->totalSteps() ) )
 	return;
 
     bar()->setProgress(progress);
diff --git a/src/kernel/qapplication_x11.cpp b/src/kernel/qapplication_x11.cpp
index 7816325c..abf1e953 100644
--- a/src/kernel/qapplication_x11.cpp
+++ b/src/kernel/qapplication_x11.cpp
@@ -3772,7 +3772,7 @@ int TQApplication::x11ProcessEvent( XEvent* event )
     case SelectionClear: {
 	XSelectionClearEvent *req = &event->xselectionclear;
 	// don't deliver dnd events to the clipboard, it gets confused
-	if (! req || qt_xdnd_selection && req->selection == qt_xdnd_selection)
+	if (! req || ( qt_xdnd_selection && req->selection ) == qt_xdnd_selection)
 	    break;
 
 	if (tqt_clipboard) {
@@ -3785,7 +3785,7 @@ int TQApplication::x11ProcessEvent( XEvent* event )
     case SelectionNotify: {
 	XSelectionEvent *req = &event->xselection;
 	// don't deliver dnd events to the clipboard, it gets confused
-	if (! req || qt_xdnd_selection && req->selection == qt_xdnd_selection)
+	if (! req || ( qt_xdnd_selection && req->selection ) == qt_xdnd_selection)
 	    break;
 
 	if (tqt_clipboard) {
@@ -4200,7 +4200,7 @@ bool TQETWidget::translateMouseEvent( const XEvent *event )
 		// backward rotation respectively.
 		int btn = event->xbutton.button;
 		delta *= 120 * ( (btn == Button4 || btn == 6) ? 1 : -1 );
-		bool hor = ( (btn == Button4 || btn == Button5) && (state&AltButton) ||
+		bool hor = ( ( (btn == Button4 || btn == Button5) && (state&AltButton) ) ||
 			     (btn == 6 || btn == 7) );
 		translateWheelEvent( globalPos.x(), globalPos.y(), delta, state, (hor)?Horizontal:Vertical );
 	    }
@@ -5336,7 +5336,7 @@ bool TQETWidget::translateKeyEventInternal( const XEvent *event, int& count,
     // (to figure out whether the Ctrl modifier is held while Shift is pressed,
     // or Shift is held while Ctrl is pressed) since the 'state' doesn't tell
     // us whether the modifier held is Left or Right.
-    if ( qt_use_rtl_extensions && type  == TQEvent::KeyPress && statefulTranslation )
+    if ( qt_use_rtl_extensions && type  == TQEvent::KeyPress && statefulTranslation ) {
         if (key == XK_Control_L || key == XK_Control_R || key == XK_Shift_L || key == XK_Shift_R) {
 	    if (!directionKeyEvent) {
 	      directionKeyEvent = key;
@@ -5349,6 +5349,7 @@ bool TQETWidget::translateKeyEventInternal( const XEvent *event, int& count,
 	   // if any other key was pressed.
            directionKeyEvent = Key_Space;
         }
+	}
 
     // Commentary in X11/keysymdef says that X codes match ASCII, so it
     // is safe to use the locale functions to process X codes in ISO8859-1.
@@ -5410,11 +5411,11 @@ bool TQETWidget::translateKeyEventInternal( const XEvent *event, int& count,
 
 	if ( qt_use_rtl_extensions && type  == TQEvent::KeyPress && statefulTranslation ) {
 	    if ( directionKeyEvent && lastWinId == winId() ) {
-		if ( key == XK_Shift_L && directionKeyEvent == XK_Control_L ||
-		     key == XK_Control_L && directionKeyEvent == XK_Shift_L ) {
+		if ( ( key == XK_Shift_L && directionKeyEvent == XK_Control_L ) ||
+		     ( key == XK_Control_L && directionKeyEvent == XK_Shift_L ) ) {
 		    directionKeyEvent = Key_Direction_L;
-		} else if ( key == XK_Shift_R && directionKeyEvent == XK_Control_R ||
-			    key == XK_Control_R && directionKeyEvent == XK_Shift_R ) {
+		} else if ( ( key == XK_Shift_R && directionKeyEvent == XK_Control_R ) ||
+			    ( key == XK_Control_R && directionKeyEvent == XK_Shift_R ) ) {
 		    directionKeyEvent = Key_Direction_R;
 		}
 	    }
@@ -5735,8 +5736,8 @@ static Bool isPaintOrScrollDoneEvent( Display *, XEvent *ev, XPointer a )
 {
     PaintEventInfo *info = (PaintEventInfo *)a;
     if ( ev->type == Expose || ev->type == GraphicsExpose
-      ||    ev->type == ClientMessage
-	 && ev->xclient.message_type == qt_qt_scrolldone )
+      ||  ( ev->type == ClientMessage
+	 && ev->xclient.message_type == qt_qt_scrolldone ) )
     {
 	if ( ev->xexpose.window == info->window )
 	    return True;
diff --git a/src/kernel/qcursor_x11.cpp b/src/kernel/qcursor_x11.cpp
index 39b60333..8f5114f9 100644
--- a/src/kernel/qcursor_x11.cpp
+++ b/src/kernel/qcursor_x11.cpp
@@ -704,7 +704,7 @@ void TQCursor::update() const
 	forbidden_bits, forbiddenm_bits
     };
 
-    if ( d->cshape >= SizeVerCursor && d->cshape < SizeAllCursor ||
+    if ( ( d->cshape >= SizeVerCursor && d->cshape < SizeAllCursor ) ||
 	 d->cshape == BlankCursor ) {
 	XColor bg, fg;
 	bg.red   = 255 << 8;
diff --git a/src/kernel/qdnd_x11.cpp b/src/kernel/qdnd_x11.cpp
index e45341aa..ac8deedd 100644
--- a/src/kernel/qdnd_x11.cpp
+++ b/src/kernel/qdnd_x11.cpp
@@ -611,7 +611,7 @@ void qt_handle_xdnd_position( TQWidget *w, const XEvent * xe, bool passive )
     if (!passive && checkEmbedded(c, xe))
 	return;
 
-    if ( !c || !c->acceptDrops() && c->isDesktop() ) {
+    if ( !c || ( !c->acceptDrops() && c->isDesktop() ) ) {
 	return;
     }
 
diff --git a/src/kernel/qdragobject.cpp b/src/kernel/qdragobject.cpp
index 47f298b7..191b1c09 100644
--- a/src/kernel/qdragobject.cpp
+++ b/src/kernel/qdragobject.cpp
@@ -1464,10 +1464,10 @@ TQCString TQUriDrag::unicodeUriToUri(const TQString& uuri)
     int n = utf8.length();
     bool isFile = uuri.startsWith("file://");
     for (int i=0; i<n; i++) {
-	if ( utf8[i] >= 'a' && utf8[i] <= 'z'
+	if ( (utf8[i] >= 'a' && utf8[i] <= 'z')
 	  || utf8[i] == '/'
-	  || utf8[i] >= '0' && utf8[i] <= '9'
-	  || utf8[i] >= 'A' && utf8[i] <= 'Z'
+	  || (utf8[i] >= '0' && utf8[i] <= '9')
+	  || (utf8[i] >= 'A' && utf8[i] <= 'Z')
 
 	  || utf8[i] == '-' || utf8[i] == '_'
 	  || utf8[i] == '.' || utf8[i] == '!'
diff --git a/src/kernel/qmngio.cpp b/src/kernel/qmngio.cpp
index bf4504c3..a7ab00e0 100644
--- a/src/kernel/qmngio.cpp
+++ b/src/kernel/qmngio.cpp
@@ -258,31 +258,31 @@ TQImageFormat* TQMNGFormatType::decoderFor( const uchar* buffer, int length )
 {
     if (length < 8) return 0;
 
-    if (buffer[0]==138 // MNG signature
+    if ((buffer[0]==138 // MNG signature
      && buffer[1]=='M'
      && buffer[2]=='N'
      && buffer[3]=='G'
      && buffer[4]==13
      && buffer[5]==10
      && buffer[6]==26
-     && buffer[7]==10
-     || buffer[0]==139 // JNG signature
+     && buffer[7]==10)
+     || (buffer[0]==139 // JNG signature
      && buffer[1]=='J'
      && buffer[2]=='N'
      && buffer[3]=='G'
      && buffer[4]==13
      && buffer[5]==10
      && buffer[6]==26
-     && buffer[7]==10
+     && buffer[7]==10)
 #ifdef QT_NO_IMAGEIO_PNG // if we don't have native PNG support use libmng
-     || buffer[0]==137 // PNG signature
+     || (buffer[0]==137 // PNG signature
      && buffer[1]=='P'
      && buffer[2]=='N'
      && buffer[3]=='G'
      && buffer[4]==13
      && buffer[5]==10
      && buffer[6]==26
-     && buffer[7]==10
+     && buffer[7]==10)
 #endif
     )
 	return new TQMNGFormat;
diff --git a/src/kernel/qprinter_unix.cpp b/src/kernel/qprinter_unix.cpp
index f2bb8820..80b91d8c 100644
--- a/src/kernel/qprinter_unix.cpp
+++ b/src/kernel/qprinter_unix.cpp
@@ -412,15 +412,15 @@ bool TQPrinter::cmd( int c, TQPainter *paint, TQPDevCmdParam *p )
 			    lphack.append(pr);
 			}
                         char ** lpargs = new char *[lphack.size()+6];
-                        lpargs[0] = "lp";
+                        lpargs[0] = (char *)"lp";
                         uint i;
                         for (i = 0; i < lphack.size(); ++i)
                             lpargs[i+1] = (char *)lphack[i].ascii();
 #ifndef Q_OS_OSF
                         if (psToStr[page_size]) {
-                            lpargs[++i] = "-o";
+                            lpargs[++i] = (char *)"-o";
                             lpargs[++i] = (char *)psToStr[page_size];
-                            lpargs[++i] = "-o";
+                            lpargs[++i] = (char *)"-o";
                             media = "media=";
                             media += psToStr[page_size];
                             lpargs[++i] = (char *)media.ascii();
@@ -428,7 +428,7 @@ bool TQPrinter::cmd( int c, TQPainter *paint, TQPDevCmdParam *p )
 #endif
                         lpargs[++i] = 0;
                         char **lprargs = new char *[lprhack.size()+1];
-                        lprargs[0] = "lpr";
+                        lprargs[0] = (char *)"lpr";
                         for (uint x = 0; x < lprhack.size(); ++x)
                             lprargs[x+1] = (char *)lprhack[x].ascii();
                         lprargs[lprhack.size() + 1] = 0;
diff --git a/src/kernel/qrichtext.cpp b/src/kernel/qrichtext.cpp
index 1b7d5375..bc776681 100644
--- a/src/kernel/qrichtext.cpp
+++ b/src/kernel/qrichtext.cpp
@@ -177,7 +177,7 @@ bool TQTextCommandHistory::isUndoAvailable()
 
 bool TQTextCommandHistory::isRedoAvailable()
 {
-   return current > -1 && current < (int)history.count() - 1 || current == -1 && history.count() > 0;
+   return ( current > -1 && current < (int)history.count() - 1 ) || ( current == -1 && history.count() > 0 );
 }
 
 // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
@@ -2127,11 +2127,12 @@ void TQTextDocument::setRichTextMarginsInternal( TQPtrList< TQPtrVector<TQStyleS
 	    stylesPar->utm = 0;
 	} else {
 	    m = TQMAX(0, item->margin( TQStyleSheetItem::MarginTop ) );
-	    if ( stylesPar->ldepth )
+	    if ( stylesPar->ldepth ) {
 		if ( item->displayMode() == TQStyleSheetItem::DisplayListItem )
 		    m /= stylesPar->ldepth * stylesPar->ldepth;
 		else
 		    m = 0;
+		}
 	}
 	for ( i = (int)curStyle->size() - 2 ; i >= 0; --i ) {
 	    item = (*curStyle)[ i ];
@@ -2155,11 +2156,12 @@ void TQTextDocument::setRichTextMarginsInternal( TQPtrList< TQPtrVector<TQStyleS
 	    stylesPar->ubm = 0;
 	} else {
 	    m = TQMAX(0, item->margin( TQStyleSheetItem::MarginBottom ) );
-	    if ( stylesPar->ldepth )
+	    if ( stylesPar->ldepth ) {
 		if ( item->displayMode() == TQStyleSheetItem::DisplayListItem )
 		    m /= stylesPar->ldepth * stylesPar->ldepth;
 		else
 		    m = 0;
+		}
 	}
 	for ( i = (int)curStyle->size() - 2 ; i >= 0; --i ) {
 	    item = (*curStyle)[ i ];
@@ -2243,7 +2245,7 @@ void TQTextDocument::setText( const TQString &text, const TQString &context )
 {
     focusIndicator.parag = 0;
     selections.clear();
-    if ( txtFormat == TQt::AutoText && TQStyleSheet::mightBeRichText( text ) ||
+    if ( ( txtFormat == TQt::AutoText && TQStyleSheet::mightBeRichText( text ) ) ||
 	 txtFormat == TQt::RichText )
 	setRichText( text, context );
     else
@@ -2459,7 +2461,7 @@ TQString TQTextDocument::richText() const
 
 TQString TQTextDocument::text() const
 {
-    if ( txtFormat == TQt::AutoText && preferRichText || txtFormat == TQt::RichText )
+    if ( ( txtFormat == TQt::AutoText && preferRichText ) || txtFormat == TQt::RichText )
 	return richText();
     return plainText();
 }
@@ -2470,7 +2472,7 @@ TQString TQTextDocument::text( int parag ) const
     if ( !p )
 	return TQString::null;
 
-    if ( txtFormat == TQt::AutoText && preferRichText || txtFormat == TQt::RichText )
+    if ( ( txtFormat == TQt::AutoText && preferRichText ) || txtFormat == TQt::RichText )
 	return p->richText();
     else
 	return p->string()->toString();
@@ -2609,12 +2611,12 @@ bool TQTextDocument::setSelectionEnd( int id, const TQTextCursor &cursor )
 	    hadOldEnd = TRUE;
 
 	if ( !sel.swapped &&
-	     ( hadEnd && !hadStart ||
-	       hadEnd && hadStart && start.paragraph() == end.paragraph() && start.index() > end.index() ) )
+	     ( ( hadEnd && !hadStart ) ||
+	       ( hadEnd && hadStart && start.paragraph() == end.paragraph() && start.index() > end.index() ) ) )
 	    sel.swapped = TRUE;
 
-	if ( c == end && hadStartParag ||
-	     c == start && hadEndParag ) {
+	if ( ( c == end && hadStartParag ) ||
+	     ( c == start && hadEndParag ) ) {
 	    TQTextCursor tmp = c;
 	    tmp.restoreState();
 	    if ( tmp.paragraph() != c.paragraph() ) {
@@ -2625,7 +2627,7 @@ bool TQTextDocument::setSelectionEnd( int id, const TQTextCursor &cursor )
 	}
 
 	if ( inSelection &&
-	     ( c == end && hadStart || c == start && hadEnd ) )
+	     ( ( c == end && hadStart ) || ( c == start && hadEnd ) ) )
 	     leftSelection = TRUE;
 	else if ( !leftSelection && !inSelection && ( hadStart || hadEnd ) )
 	    inSelection = TRUE;
@@ -3253,7 +3255,7 @@ void TQTextDocument::drawParagraph( TQPainter *p, TQTextParagraph *parag, int cx
 TQTextParagraph *TQTextDocument::draw( TQPainter *p, int cx, int cy, int cw, int ch, const TQColorGroup &cg,
 				 bool onlyChanged, bool drawCursor, TQTextCursor *cursor, bool resetChanged )
 {
-    if ( withoutDoubleBuffer || par && par->withoutDoubleBuffer ) {
+    if ( withoutDoubleBuffer || ( par && par->withoutDoubleBuffer ) ) {
 	withoutDoubleBuffer = TRUE;
 	TQRect r;
 	draw( p, r, cg );
@@ -4754,7 +4756,7 @@ void TQTextParagraph::drawString( TQPainter &painter, const TQString &str, int s
     bool plainText = hasdoc ? document()->textFormat() == TQt::PlainText : FALSE;
     TQTextFormat* format = formatChar->format();
 
-    if ( !plainText || hasdoc && format->color() != document()->formatCollection()->defaultFormat()->color() )
+    if ( !plainText || ( hasdoc && format->color() != document()->formatCollection()->defaultFormat()->color() ) )
 	painter.setPen( TQPen( format->color() ) );
     else
 	painter.setPen( cg.text() );
@@ -4848,9 +4850,9 @@ void TQTextParagraph::drawString( TQPainter &painter, const TQString &str, int s
 	    }
 
 	    if (selStart < real_selEnd ||
-		selWrap && fullSelectionWidth && extendRight &&
+		(selWrap && fullSelectionWidth && extendRight &&
 		// don't draw the standard selection on a printer=
-		(it.key() != TQTextDocument::Standard || !is_printer( &painter))) {
+		(it.key() != TQTextDocument::Standard || !is_printer( &painter)))) {
 		int selection = it.key();
 		TQColor color;
 		setColorForSelection( color, painter, cg, selection );
@@ -4904,10 +4906,10 @@ void TQTextParagraph::drawString( TQPainter &painter, const TQString &str, int s
 
     if ( hasdoc && formatChar->isAnchor() && !formatChar->anchorHref().isEmpty() &&
 	 document()->focusIndicator.parag == this &&
-	 ( document()->focusIndicator.start >= start  &&
-	   document()->focusIndicator.start + document()->focusIndicator.len <= start + len ||
-	   document()->focusIndicator.start <= start &&
-	   document()->focusIndicator.start + document()->focusIndicator.len >= start + len ) )
+	 ( ( document()->focusIndicator.start >= start  &&
+	     document()->focusIndicator.start + document()->focusIndicator.len <= start + len ) ||
+	   ( document()->focusIndicator.start <= start &&
+	     document()->focusIndicator.start + document()->focusIndicator.len >= start + len ) ) )
 	painter.drawWinFocusRect( TQRect( xstart, y, w, h ) );
 }
 
@@ -5652,8 +5654,8 @@ int TQTextFormatterBreakInWords::format( TQTextDocument *doc,TQTextParagraph *pa
 #endif
 
 	if ( wrapEnabled &&
-	     ( wrapAtColumn() == -1 && x + ww > w ||
-	       wrapAtColumn() != -1 && col >= wrapAtColumn() ) ) {
+	     ( ( wrapAtColumn() == -1 && x + ww > w ) ||
+	       ( wrapAtColumn() != -1 && col >= wrapAtColumn() ) ) ) {
 	    x = doc ? parag->document()->flow()->adjustLMargin( y + parag->rect().y(), parag->rect().height(), left, 4 ) : left;
 	    w = dw;
 	    y += h;
@@ -5798,7 +5800,7 @@ int TQTextFormatterBreakWords::format( TQTextDocument *doc, TQTextParagraph *par
 		x -= rb;
 	}
 
-	if ( i > 0 && (x > curLeft || ww == 0) || lastWasNonInlineCustom ) {
+	if ( ( i > 0 && (x > curLeft || ww == 0) ) || lastWasNonInlineCustom ) {
 	    c->lineStart = 0;
 	} else {
 	    c->lineStart = 1;
@@ -7733,7 +7735,7 @@ void TQTextTable::draw(TQPainter* p, int x, int y, int cx, int cy, int cw, int c
     }
 
     for (TQTextTableCell* cell = cells.first(); cell; cell = cells.next() ) {
-	if ( cx < 0 && cy < 0 ||
+	if ( ( cx < 0 && cy < 0 ) ||
 	     TQRect( cx, cy, cw, ch ).intersects( TQRect( x + outerborder + cell->geometry().x(),
 							y + outerborder + cell->geometry().y(),
 							cell->geometry().width(), cell->geometry().height() ) ) ) {
diff --git a/src/network/qdns.cpp b/src/network/qdns.cpp
index 7a4c534f..7a693e18 100644
--- a/src/network/qdns.cpp
+++ b/src/network/qdns.cpp
@@ -1167,7 +1167,7 @@ void TQDnsManager::transmitQuery( int i )
 	return;
     }
 
-    if ( q && !q->dns || q->dns->isEmpty() )
+    if ( ( q && !q->dns ) || q->dns->isEmpty() )
 	// noone currently wants the answer, so there's no point in
 	// retransmitting the query. we keep it, though. an answer may
 	// arrive for an earlier query transmission, and if it does we
diff --git a/src/styles/qcommonstyle.cpp b/src/styles/qcommonstyle.cpp
index 0a30f27e..4b51be9f 100644
--- a/src/styles/qcommonstyle.cpp
+++ b/src/styles/qcommonstyle.cpp
@@ -1019,7 +1019,7 @@ void TQCommonStyle::drawControl( ControlElement element,
 		    if (! toolbutton->isEnabled())
 			mode = TQIconSet::Disabled;
 		    else if (flags & (Style_Down | Style_On) ||
-			     (flags & Style_Raised) && (flags & Style_AutoRaise))
+			     ((flags & Style_Raised) && (flags & Style_AutoRaise)))
 			mode = TQIconSet::Active;
 		    else
 			mode = TQIconSet::Normal;
diff --git a/src/table/qtable.cpp b/src/table/qtable.cpp
index 40f407bf..555b3e03 100644
--- a/src/table/qtable.cpp
+++ b/src/table/qtable.cpp
@@ -2824,9 +2824,9 @@ void TQTable::drawContents( TQPainter *p, int cx, int cy, int cw, int ch )
 	    TQTableItem *itm = item( r, c );
 	    if ( itm &&
 		 ( itm->colSpan() > 1 || itm->rowSpan() > 1 ) ) {
-		bool goon = r == itm->row() && c == itm->col() ||
-			r == rowfirst && c == itm->col() ||
-			r == itm->row() && c == colfirst;
+		bool goon = (r == itm->row() && c == itm->col()) ||
+			(r == rowfirst && c == itm->col()) ||
+			(r == itm->row() && c == colfirst);
 		if ( !goon )
 		    continue;
 		rowp = rowPos( itm->row() );
@@ -3680,7 +3680,7 @@ void TQTable::contentsMousePressEventEx( TQMouseEvent* e )
     } else if ( ( e->state() & ControlButton ) == ControlButton ) {
 	setCurrentCell( tmpRow, tmpCol, FALSE, TRUE );
 	if ( selMode != NoSelection ) {
-	    if ( selMode == Single || selMode == SingleRow && !isSelected( tmpRow, tmpCol, FALSE ) )
+	    if ( selMode == Single || ( selMode == SingleRow && !isSelected( tmpRow, tmpCol, FALSE ) ) )
 		clearSelection();
 	    if ( !(selMode == SingleRow && isSelected( tmpRow, tmpCol, FALSE )) ) {
 		currentSel = new TQTableSelection();
@@ -4033,7 +4033,7 @@ bool TQTable::eventFilter( TQObject *o, TQEvent *e )
 	    }
 
 	    if ( ( edMode == Replacing ||
-		   itm && itm->editType() == TQTableItem::WhenCurrent ) &&
+		   ( itm && itm->editType() == TQTableItem::WhenCurrent ) ) &&
 		 ( ke->key() == Key_Up || ke->key() == Key_Prior ||
 		   ke->key() == Key_Home || ke->key() == Key_Down ||
 		   ke->key() == Key_Next || ke->key() == Key_End ||
@@ -4218,7 +4218,7 @@ void TQTable::keyPressEvent( TQKeyEvent* e )
 		TQWidget *w = beginEdit( tmpRow, tmpCol,
 					itm ? itm->isReplaceable() : TRUE );
 		if ( w ) {
-		    setEditMode( ( !itm || itm && itm->isReplaceable()
+		    setEditMode( ( !itm || ( itm && itm->isReplaceable() )
 				   ? Replacing : Editing ), tmpRow, tmpCol );
 		    TQApplication::sendEvent( w, e );
 		    return;
@@ -4725,7 +4725,7 @@ TQRect TQTable::cellGeometry( int row, int col ) const
 {
     TQTableItem *itm = item( row, col );
 
-    if ( !itm || itm->rowSpan() == 1 && itm->colSpan() == 1 )
+    if ( !itm || ( itm->rowSpan() == 1 && itm->colSpan() == 1 ) )
 	return TQRect( columnPos( col ), rowPos( row ),
 		      columnWidth( col ), rowHeight( row ) );
 
@@ -6706,8 +6706,8 @@ void TQTableHeader::paintEvent( TQPaintEvent *e )
 	}
 	paintSection( &p, i, r );
 	p.restore();
-	if ( orientation() == Horizontal && r. right() >= e->rect().right() ||
-	     orientation() == Vertical && r. bottom() >= e->rect().bottom() )
+	if ( ( orientation() == Horizontal && r. right() >= e->rect().right() ) ||
+	     ( orientation() == Vertical && r. bottom() >= e->rect().bottom() ) )
 	    return;
     }
     if ( !reg.isEmpty() )
@@ -6728,7 +6728,7 @@ void TQTableHeader::paintSection( TQPainter *p, int index, const TQRect& fr )
 	return;
 
    if ( sectionState( index ) != Selected ||
-	 orientation() == Horizontal && isRowSelection( table->selectionMode() ) ) {
+	 ( orientation() == Horizontal && isRowSelection( table->selectionMode() ) ) ) {
 	TQHeader::paintSection( p, index, fr );
    } else {
        TQStyle::SFlags flags = TQStyle::Style_Off | ( orient == Horizontal ? TQStyle::Style_Horizontal : 0 );
@@ -6817,8 +6817,8 @@ bool TQTableHeader::doSelection( TQMouseEvent *e )
 
     if ( startPos == -1 ) {
  	int secAt = sectionAt( p );
-	if ( ( e->state() & ControlButton ) != ControlButton &&
-	     ( e->state() & ShiftButton ) != ShiftButton ||
+	if ( ( ( e->state() & ControlButton ) != ControlButton &&
+	     ( e->state() & ShiftButton ) != ShiftButton ) ||
 	     table->selectionMode() == TQTable::Single ||
 	     table->selectionMode() == TQTable::SingleRow ) {
 	    startPos = p;
@@ -6853,8 +6853,8 @@ bool TQTableHeader::doSelection( TQMouseEvent *e )
 		table->setCurrentCell( 0, secAt );
 	    }
 
-            if ( orientation() == Horizontal && table->isColumnSelected(secAt) ||
-                 orientation() == Vertical && table->isRowSelected(secAt)) {
+            if ( ( orientation() == Horizontal && table->isColumnSelected(secAt) ) ||
+                 ( orientation() == Vertical && table->isRowSelected(secAt) ) ) {
                 setSectionState( secAt, Selected );
             }
 
diff --git a/src/tools/qdatetime.cpp b/src/tools/qdatetime.cpp
index 6a8d45e2..3fb1e29c 100644
--- a/src/tools/qdatetime.cpp
+++ b/src/tools/qdatetime.cpp
@@ -1178,7 +1178,7 @@ bool TQDate::isValid( int y, int m, int d )
 
 bool TQDate::leapYear( int y )
 {
-    return y % 4 == 0 && y % 100 != 0 || y % 400 == 0;
+    return (y % 4 == 0 && y % 100 != 0) || y % 400 == 0;
 }
 
 /*!
diff --git a/src/tools/qsettings.cpp b/src/tools/qsettings.cpp
index d5e9f81c..4dd056d0 100644
--- a/src/tools/qsettings.cpp
+++ b/src/tools/qsettings.cpp
@@ -1051,7 +1051,7 @@ bool TQSettings::sync()
 
 	if ( success ) {
 	    TQDir dir( TQFileInfo( file ).dir( TRUE ) );
-	    if ( dir.exists( filename ) && !dir.remove( filename ) ||
+	    if ( ( dir.exists( filename ) && !dir.remove( filename ) ) ||
 		 !dir.rename( file.name(), filename, TRUE ) ) {
 
 #ifdef QT_CHECK_STATE
diff --git a/src/widgets/qaction.cpp b/src/widgets/qaction.cpp
index 391b47ee..242de2dd 100644
--- a/src/widgets/qaction.cpp
+++ b/src/widgets/qaction.cpp
@@ -287,11 +287,12 @@ void TQActionPrivate::update( uint upd )
 	if ( upd & Visibility )
 	    mi->popup->setItemVisible( mi->id, visible );
 
-	if ( upd & Icons )
+	if ( upd & Icons ) {
 	    if ( iconset )
 		mi->popup->changeItem( mi->id, *iconset, t );
 	    else
 		mi->popup->changeItem( mi->id, TQIconSet(), t );
+	}
 	if ( upd & EverythingElse ) {
 	    mi->popup->changeItem( mi->id, t );
 	    if ( !whatsthis.isEmpty() )
diff --git a/src/widgets/qbutton.cpp b/src/widgets/qbutton.cpp
index 05539be9..71a2763c 100644
--- a/src/widgets/qbutton.cpp
+++ b/src/widgets/qbutton.cpp
@@ -998,8 +998,8 @@ bool TQButton::isExclusiveToggle() const
 {
 #ifndef QT_NO_BUTTONGROUP
     return group() && ( group()->isExclusive() ||
-			group()->isRadioButtonExclusive() &&
-			::tqt_cast<TQRadioButton*>(this) );
+			( group()->isRadioButtonExclusive() &&
+			::tqt_cast<TQRadioButton*>(this) ) );
 #else
     return FALSE;
 #endif
diff --git a/src/widgets/qbuttongroup.cpp b/src/widgets/qbuttongroup.cpp
index 5745cd3f..595bd883 100644
--- a/src/widgets/qbuttongroup.cpp
+++ b/src/widgets/qbuttongroup.cpp
@@ -434,7 +434,7 @@ void TQButtonGroup::buttonClicked()
 void TQButtonGroup::buttonToggled( bool on )
 {
     // introduce a TQButtonListIt if calling anything
-    if ( !on || !excl_grp && !radio_excl )
+    if ( !on || ( !excl_grp && !radio_excl ) )
 	return;
     TQButton *bt = ::tqt_cast<TQButton*>(sender());		// object that sent the signal
 #if defined(QT_CHECK_NULL)
diff --git a/src/widgets/qdatetimeedit.cpp b/src/widgets/qdatetimeedit.cpp
index 892c1e61..ccee2adc 100644
--- a/src/widgets/qdatetimeedit.cpp
+++ b/src/widgets/qdatetimeedit.cpp
@@ -624,7 +624,7 @@ bool TQDateTimeEditor::eventFilter( TQObject *o, TQEvent *e )
 		TQWidget *w = this;
 		bool hadDateEdit = FALSE;
 		while ( w ) {
-		    if ( ::tqt_cast<TQDateTimeSpinWidget*>(w) && qstrcmp( w->name(), "qt_spin_widget" ) != 0 ||
+		    if ( ( ::tqt_cast<TQDateTimeSpinWidget*>(w) && qstrcmp( w->name(), "qt_spin_widget" ) != 0 ) ||
 			 ::tqt_cast<TQDateTimeEdit*>(w) )
 			break;
 		    hadDateEdit = hadDateEdit || ::tqt_cast<TQDateEdit*>(w);
diff --git a/src/widgets/qdockarea.cpp b/src/widgets/qdockarea.cpp
index 760db538..14c63885 100644
--- a/src/widgets/qdockarea.cpp
+++ b/src/widgets/qdockarea.cpp
@@ -691,7 +691,7 @@ void TQDockArea::moveDockWindow( TQDockWindow *w, const TQPoint &p, const TQRect
     TQRect lr = *lines.at( lineOf( dockWindowIndex ) );
     if ( dockWindowIndex != -1 ) {
 	if ( lineStarts.find( w ) != -1 &&
-	     ( dockWindowIndex < (int)dockWindows->count() - 1 && lineStarts.find( dockWindows->at( dockWindowIndex + 1 ) ) != -1 ||
+	     ( ( dockWindowIndex < (int)dockWindows->count() - 1 && lineStarts.find( dockWindows->at( dockWindowIndex + 1 ) ) != -1 ) ||
 	       dockWindowIndex == (int)dockWindows->count() - 1 ) )
 	    wasAloneInLine = TRUE;
 	dockWindow = dockWindows->take( dockWindowIndex );
diff --git a/src/widgets/qdockwindow.cpp b/src/widgets/qdockwindow.cpp
index 8e699633..0f4a28e3 100644
--- a/src/widgets/qdockwindow.cpp
+++ b/src/widgets/qdockwindow.cpp
@@ -1620,8 +1620,8 @@ void TQDockWindow::setCloseMode( int m )
 
 bool TQDockWindow::isCloseEnabled() const
 {
-    return  ( ( cMode & Docked ) == Docked && place() == InDock ||
-	      ( cMode & Undocked ) == Undocked && place() == OutsideDock );
+    return  ( ( ( cMode & Docked ) == Docked && place() == InDock ) ||
+	      ( ( cMode & Undocked ) == Undocked && place() == OutsideDock ) );
 }
 
 int TQDockWindow::closeMode() const
diff --git a/src/widgets/qheader.cpp b/src/widgets/qheader.cpp
index b2c0e0e4..29c0306b 100644
--- a/src/widgets/qheader.cpp
+++ b/src/widgets/qheader.cpp
@@ -602,10 +602,10 @@ void TQHeader::keyPressEvent( TQKeyEvent *e )
 	    repaint( sRect( handleIdx ) );
 	    emit pressed( d->i2s[i] );
 	}
-    } else if ( orientation() == Horizontal &&
-		(e->key() == Key_Right || e->key() == Key_Left)
-		|| orientation() == Vertical &&
-		(e->key() == Key_Up || e->key() == Key_Down) ) {
+    } else if ( ( orientation() == Horizontal &&
+		(e->key() == Key_Right || e->key() == Key_Left) )
+		|| ( orientation() == Vertical &&
+		(e->key() == Key_Up || e->key() == Key_Down) ) ) {
 	int dir = e->key() == Key_Right || e->key() == Key_Down ? 1 : -1;
 	int s = d->i2s[i];
 	if ( e->state() & ControlButton  && d->resize[s] ) {
@@ -1638,8 +1638,8 @@ void TQHeader::paintEvent( TQPaintEvent *e )
 		    style().drawPrimitive( TQStyle::PE_FocusRect, &p, fr,
 					   colorGroup() );
 		}
-		if ( orient == Horizontal && r. right() >= e->rect().right() ||
-		     orient == Vertical && r. bottom() >= e->rect().bottom() )
+		if ( ( orient == Horizontal && r. right() >= e->rect().right() ) ||
+		     ( orient == Vertical && r. bottom() >= e->rect().bottom() ) )
 		    return;
 	    }
 	}
diff --git a/src/widgets/qlistbox.cpp b/src/widgets/qlistbox.cpp
index 4e26f005..71f29fc7 100644
--- a/src/widgets/qlistbox.cpp
+++ b/src/widgets/qlistbox.cpp
@@ -2191,7 +2191,7 @@ void TQListBox::mouseReleaseEvent( TQMouseEvent *e )
     }
 
     TQListBoxItem * i = itemAt( e->pos() );
-    bool emitClicked = d->mousePressColumn != -1 && d->mousePressRow != -1 || !d->pressedItem;
+    bool emitClicked = ( d->mousePressColumn != -1 && d->mousePressRow != -1 ) || !d->pressedItem;
     emitClicked = emitClicked && d->pressedItem == i;
     d->pressedItem = 0;
     d->mousePressRow = -1;
@@ -2261,7 +2261,7 @@ void TQListBox::mouseMoveEvent( TQMouseEvent *e )
     // move outside the listbox without having seen a press, discard
     // it.
     if ( !TQRect( 0, 0, visibleWidth(), visibleHeight() ).contains( e->pos() ) &&
-	 ( d->mousePressColumn < 0 && d->mousePressRow < 0 ||
+	 ( (d->mousePressColumn < 0 && d->mousePressRow < 0) ||
 	   (e->state() == NoButton && !d->pressedItem) ) )
 	return;
 
@@ -4647,7 +4647,7 @@ void TQListBox::selectRange( TQListBoxItem *from, TQListBoxItem *to, bool invert
 	    }
 	} else {
 	    bool sel = !i->s;
-	    if ( (bool)i->s != sel && sel && i->isSelectable() || !sel ) {
+	    if ( ( (bool)i->s != sel && sel && i->isSelectable() ) || !sel ) {
 		i->s = sel;
 		changed = TRUE;
 		updateItem( i );
diff --git a/src/widgets/qlistview.cpp b/src/widgets/qlistview.cpp
index faffe09b..9946319a 100644
--- a/src/widgets/qlistview.cpp
+++ b/src/widgets/qlistview.cpp
@@ -1739,7 +1739,7 @@ void TQListViewItem::setExpandable( bool enable )
 void TQListViewItem::enforceSortOrder() const
 {
     TQListView *lv = listView();
-    if ( !lv || lv && (lv->d->clearing || lv->d->sortcolumn == Unsorted) )
+    if ( !lv || (lv && (lv->d->clearing || lv->d->sortcolumn == Unsorted)) )
 	return;
     if ( parentItem &&
 	 (parentItem->lsc != lsc || parentItem->lso != lso) )
@@ -5178,7 +5178,7 @@ TQListViewItem * TQListView::itemAt( const TQPoint & viewPos ) const
 
     while( c && c->i && ( c->y + c->i->height() <= g ||
 			  !c->i->isVisible() ||
-			  c->i->parent() && !c->i->parent()->isVisible() ) )
+			  ( c->i->parent() && !c->i->parent()->isVisible() ) ) )
 	c = d->drawables->next();
 
     TQListViewItem *i = (c && c->y <= g) ? c->i : 0;
@@ -6449,7 +6449,7 @@ void TQCheckListItem::activate()
 {
     TQListView * lv = listView();
 
-    if ( lv && !lv->isEnabled() || !isEnabled() )
+    if ( ( lv && !lv->isEnabled() ) || !isEnabled() )
 	return;
 
     TQPoint pos;
@@ -7200,7 +7200,7 @@ void TQListView::contentsDragEnterEvent( TQDragEnterEvent *e )
 	d->focusItem->dragEntered();
 	d->focusItem->repaint();
     }
-    if ( i && i->dropEnabled() && i->acceptDrop( e ) || acceptDrops() )
+    if ( ( i && i->dropEnabled() && i->acceptDrop( e ) ) || acceptDrops() )
 	e->accept();
     else
 	e->ignore();
@@ -7227,7 +7227,7 @@ void TQListView::contentsDragMoveEvent( TQDragMoveEvent *e )
     } else {
 	d->autoopenTimer->stop();
     }
-    if ( i && i->dropEnabled() && i->acceptDrop( e ) || acceptDrops() )
+    if ( ( i && i->dropEnabled() && i->acceptDrop( e ) ) || acceptDrops() )
 	e->accept();
     else
 	e->ignore();
@@ -7988,7 +7988,7 @@ void TQListView::selectRange( TQListViewItem *from, TQListViewItem *to, bool inv
 	    }
 	} else {
 	    bool sel = !i->selected;
-	    if ( (bool)i->selected != sel && sel && i->isSelectable() || !sel ) {
+	    if ( ( (bool)i->selected != sel && sel && i->isSelectable() ) || !sel ) {
 		i->setSelected( sel );
 		changed = TRUE;
 	    }
diff --git a/src/widgets/qmainwindow.cpp b/src/widgets/qmainwindow.cpp
index 830e3f0d..f2069485 100644
--- a/src/widgets/qmainwindow.cpp
+++ b/src/widgets/qmainwindow.cpp
@@ -1626,7 +1626,7 @@ bool TQMainWindow::eventFilter( TQObject* o, TQEvent *e )
 	    setUpLayout();
 	d->tll->activate();
     } else if ( e->type() == TQEvent::ContextMenu && d->dockMenu &&
-	( ::tqt_cast<TQDockArea*>(o) && dockMainWindow( o ) || o == d->hideDock || o == d->mb ) ) {
+	( ( ::tqt_cast<TQDockArea*>(o) && dockMainWindow( o ) ) || o == d->hideDock || o == d->mb ) ) {
 	if ( showDockMenu( ( (TQMouseEvent*)e )->globalPos() ) ) {
 	    ( (TQContextMenuEvent*)e )->accept();
 	    return TRUE;
diff --git a/src/widgets/qmenubar.cpp b/src/widgets/qmenubar.cpp
index 02ee71b2..8ee3cad2 100644
--- a/src/widgets/qmenubar.cpp
+++ b/src/widgets/qmenubar.cpp
@@ -1240,8 +1240,8 @@ void TQMenuBar::mouseReleaseEvent( TQMouseEvent *e )
 	return;
     mouseBtDn = FALSE;				// mouse button up
     int item = itemAtPos( e->pos() );
-    if ( item >= 0 && !mitems->at(item)->isEnabledAndVisible() ||
-	 actItem >= 0 && !mitems->at(actItem)->isEnabledAndVisible() ) {
+    if ( ( item >= 0 && !mitems->at(item)->isEnabledAndVisible() ) ||
+	 ( actItem >= 0 && !mitems->at(actItem)->isEnabledAndVisible() ) ) {
 	hidePopups();
 	setActiveItem( -1 );
 	return;
diff --git a/src/widgets/qpopupmenu.cpp b/src/widgets/qpopupmenu.cpp
index 76605be8..c5287867 100644
--- a/src/widgets/qpopupmenu.cpp
+++ b/src/widgets/qpopupmenu.cpp
@@ -652,19 +652,19 @@ void TQPopupMenu::popup( const TQPoint &pos, int indexAtPoint )
     int hGuess = tqApp->reverseLayout() ? TQEffects::LeftScroll : TQEffects::RightScroll;
     int vGuess = TQEffects::DownScroll;
     if ( tqApp->reverseLayout() ) {
-	if ( snapToMouse && ( x + w/2 > mouse.x() ) ||
+	if ( ( snapToMouse && ( x + w/2 > mouse.x() ) ) ||
 	    ( parentMenu && parentMenu->isPopupMenu &&
 	    ( x + w/2 > ((TQPopupMenu*)parentMenu)->x() ) ) )
 	    hGuess = TQEffects::RightScroll;
     } else {
-	if ( snapToMouse && ( x + w/2 < mouse.x() ) ||
+	if ( ( snapToMouse && ( x + w/2 < mouse.x() ) ) ||
 	    ( parentMenu && parentMenu->isPopupMenu &&
 	    ( x + w/2 < ((TQPopupMenu*)parentMenu)->x() ) ) )
 	    hGuess = TQEffects::LeftScroll;
     }
 
 #ifndef QT_NO_MENUBAR
-    if ( snapToMouse && ( y + h/2 < mouse.y() ) ||
+    if ( ( snapToMouse && ( y + h/2 < mouse.y() ) ) ||
 	( parentMenu && parentMenu->isMenuBar &&
 	( y + h/2 < ((TQMenuBar*)parentMenu)->mapToGlobal( ((TQMenuBar*)parentMenu)->pos() ).y() ) ) )
 	vGuess = TQEffects::UpScroll;
diff --git a/src/widgets/qscrollbar.cpp b/src/widgets/qscrollbar.cpp
index cd5b73f2..18d62acd 100644
--- a/src/widgets/qscrollbar.cpp
+++ b/src/widgets/qscrollbar.cpp
@@ -643,7 +643,7 @@ void TQScrollBar::mousePressEvent( TQMouseEvent *e )
 	  pressedControl == TQStyle::SC_ScrollBarSubPage ||
 	  pressedControl == TQStyle::SC_ScrollBarSlider ) &&
 	 ((midButtonAbsPos && e->button() == MidButton) ||
-	  style().styleHint(TQStyle::SH_ScrollBar_LeftClickAbsolutePosition) && e->button() == LeftButton)) {
+	  (style().styleHint(TQStyle::SH_ScrollBar_LeftClickAbsolutePosition) && e->button() == LeftButton)) ) {
 
 	TQRect sr = style().querySubControlMetrics(TQStyle::CC_ScrollBar, this,
 						  TQStyle::SC_ScrollBarSlider ),
diff --git a/src/widgets/qslider.cpp b/src/widgets/qslider.cpp
index bf5b7488..fd9dd15b 100644
--- a/src/widgets/qslider.cpp
+++ b/src/widgets/qslider.cpp
@@ -447,8 +447,8 @@ void TQSlider::mousePressEvent( TQMouseEvent *e )
 	moveSlider( pos - slideLength / 2 );
 	state = Dragging;
 	clickOffset = slideLength / 2;
-    } else if ( orient == Horizontal && e->pos().x() < r.left() //### goodPart
-		|| orient == Vertical && e->pos().y() < r.top() ) {
+    } else if ( ( orient == Horizontal && e->pos().x() < r.left() ) //### goodPart
+		|| ( orient == Vertical && e->pos().y() < r.top() ) ) {
 	if ( orient == Horizontal && TQApplication::reverseLayout() ) {
 	    state = TimingUp;
 	    addPage();
@@ -460,8 +460,8 @@ void TQSlider::mousePressEvent( TQMouseEvent *e )
 	    timer = new TQTimer( this );
 	connect( timer, SIGNAL(timeout()), SLOT(repeatTimeout()) );
 	timer->start( thresholdTime, TRUE );
-    } else if ( orient == Horizontal && e->pos().x() > r.right() //### goodPart
-		|| orient == Vertical && e->pos().y() > r.bottom() ) {
+    } else if ( ( orient == Horizontal && e->pos().x() > r.right() ) //### goodPart
+		|| ( orient == Vertical && e->pos().y() > r.bottom() ) ) {
 	if ( orient == Horizontal && TQApplication::reverseLayout() ) {
 	    state = TimingDown;
 	    subtractPage();
diff --git a/src/widgets/qspinwidget.cpp b/src/widgets/qspinwidget.cpp
index f0b6b780..af2e1988 100644
--- a/src/widgets/qspinwidget.cpp
+++ b/src/widgets/qspinwidget.cpp
@@ -323,7 +323,7 @@ void TQSpinWidget::paintEvent( TQPaintEvent * )
     TQStyle::SFlags flags = TQStyle::Style_Default;
     if (isEnabled())
 	flags |= TQStyle::Style_Enabled;
-    if (hasFocus() || focusProxy() && focusProxy()->hasFocus())
+    if (hasFocus() || (focusProxy() && focusProxy()->hasFocus()))
 	flags |= TQStyle::Style_HasFocus;
 
     TQStyle::SCFlags active;
diff --git a/src/widgets/qtextedit.cpp b/src/widgets/qtextedit.cpp
index df41d2d0..3475b2bf 100644
--- a/src/widgets/qtextedit.cpp
+++ b/src/widgets/qtextedit.cpp
@@ -1395,11 +1395,11 @@ void TQTextEdit::keyPressEvent( TQKeyEvent *e )
 	break;
     default: {
 	    if ( e->text().length() &&
-		( !( e->state() & ControlButton ) &&
+		( ( !( e->state() & ControlButton ) &&
 #ifndef Q_OS_MACX
 		  !( e->state() & AltButton ) &&
 #endif
-		  !( e->state() & MetaButton ) ||
+		  !( e->state() & MetaButton ) ) ||
 		 ( ( (e->state()&ControlButton) | AltButton ) == (ControlButton|AltButton) ) ) &&
 		 ( !e->ascii() || e->ascii() >= 32 || e->text() == "\t" ) ) {
 		clearUndoRedoInfo = FALSE;
@@ -2812,7 +2812,7 @@ void TQTextEdit::handleMouseMove( const TQPoint& pos )
     if ( !mousePressed )
 	return;
 
-    if ( !scrollTimer->isActive() && pos.y() < contentsY() || pos.y() > contentsY() + visibleHeight() )
+    if ( (!scrollTimer->isActive() && pos.y() < contentsY()) || pos.y() > contentsY() + visibleHeight() )
 	scrollTimer->start( 100, FALSE );
     else if ( scrollTimer->isActive() && pos.y() >= contentsY() && pos.y() <= contentsY() + visibleHeight() )
 	scrollTimer->stop();
@@ -7181,7 +7181,7 @@ void TQTextEdit::optimDoAutoScroll()
 	repaintContents( contentsX(), y, width(), h, FALSE );
     }
 
-    if ( !scrollTimer->isActive() && pos.y() < 0 || pos.y() > height() )
+    if ( (!scrollTimer->isActive() && pos.y() < 0) || pos.y() > height() )
 	scrollTimer->start( 100, FALSE );
     else if ( scrollTimer->isActive() && pos.y() >= 0 && pos.y() <= height() )
 	scrollTimer->stop();
diff --git a/src/widgets/qtooltip.cpp b/src/widgets/qtooltip.cpp
index fc33aef5..924d563d 100644
--- a/src/widgets/qtooltip.cpp
+++ b/src/widgets/qtooltip.cpp
@@ -262,11 +262,12 @@ void TQTipManager::remove( TQWidget *w, const TQRect & r, bool delayhide )
     if ( t == 0 )
 	return;
 
-    if ( t == currentTip )
+    if ( t == currentTip ) {
 	if (!delayhide)
 	    hideTip();
 	else
 	    currentTip->autoDelete = TRUE;
+	}
 
     if ( t == previousTip )
 	previousTip = 0;
diff --git a/src/workspace/qworkspace.cpp b/src/workspace/qworkspace.cpp
index acf1fcb8..08d356d1 100644
--- a/src/workspace/qworkspace.cpp
+++ b/src/workspace/qworkspace.cpp
@@ -1087,7 +1087,7 @@ void TQWorkspace::minimizeWindow( TQWidget* w)
 {
     TQWorkspaceChild* c = findChild( w );
 
-    if ( !w || w && (!w->testWFlags( WStyle_Minimize ) || w->testWFlags( WStyle_Tool) ) )
+    if ( !w || ( ( w && (!w->testWFlags( WStyle_Minimize ) ) ) || w->testWFlags( WStyle_Tool) ) )
 	return;
 
     if ( c ) {
@@ -1184,7 +1184,7 @@ void TQWorkspace::maximizeWindow( TQWidget* w)
 {
     TQWorkspaceChild* c = findChild( w );
 
-    if ( !w || w && (!w->testWFlags( WStyle_Maximize ) || w->testWFlags( WStyle_Tool) ) )
+    if ( !w || ( ( w && (!w->testWFlags( WStyle_Maximize ) ) ) || w->testWFlags( WStyle_Tool) ) )
 	return;
 
     if ( c ) {
diff --git a/src/xml/qdom.cpp b/src/xml/qdom.cpp
index 44f07346..64658c1c 100644
--- a/src/xml/qdom.cpp
+++ b/src/xml/qdom.cpp
@@ -3655,8 +3655,8 @@ static bool isXmlChar(const TQChar &c)
     return uc == 0x9
             || uc == 0xA
             || uc == 0xD
-            || 0x20 <= uc && uc <= 0xD7FF
-            || 0xE000 <= uc && uc <= 0xFFFD;
+            || ( 0x20 <= uc && uc <= 0xD7FF )
+            || ( 0xE000 <= uc && uc <= 0xFFFD );
 }
 
 /*
diff --git a/src/xml/qsvgdevice.cpp b/src/xml/qsvgdevice.cpp
index 10690559..9acaf4f9 100644
--- a/src/xml/qsvgdevice.cpp
+++ b/src/xml/qsvgdevice.cpp
@@ -1433,8 +1433,8 @@ void TQSvgDevice::drawPath( const TQString &data )
 	    // if possible, reflect last control point if smooth shorthand
 	    if ( mode == 6 || mode == 8 ) { 	// smooth 'S' and 'T'
 		bool cont = mode == lastMode ||
-		     mode == 6 && lastMode == 5 || 	// 'S' and 'C'
-		     mode == 8 && lastMode == 7;	// 'T' and 'Q'
+		     ( mode == 6 && lastMode == 5 ) || 	// 'S' and 'C'
+		     ( mode == 8 && lastMode == 7 );	// 'T' and 'Q'
 		x = cont ? 2*x-controlX : x;
 		y = cont ? 2*y-controlY : y;
 		quad.setPoint( 1, int(x), int(y) );
diff --git a/tools/designer/designer/command.cpp b/tools/designer/designer/command.cpp
index 5271e9ff..1a39ce84 100644
--- a/tools/designer/designer/command.cpp
+++ b/tools/designer/designer/command.cpp
@@ -511,8 +511,8 @@ bool SetPropertyCommand::canMerge( Command *c )
 	return FALSE;
     }
     TQVariant::Type t = TQVariant::nameToType( p->type() );
-    return ( cmd->propName == propName &&
-	     t == TQVariant::String || t == TQVariant::CString || t == TQVariant::Int || t == TQVariant::UInt );
+    return ( ( cmd->propName == propName &&
+	     t == TQVariant::String ) || t == TQVariant::CString || t == TQVariant::Int || t == TQVariant::UInt );
 }
 
 void SetPropertyCommand::merge( Command *c )
diff --git a/tools/designer/designer/formwindow.cpp b/tools/designer/designer/formwindow.cpp
index 405968be..f092f8d2 100644
--- a/tools/designer/designer/formwindow.cpp
+++ b/tools/designer/designer/formwindow.cpp
@@ -1632,7 +1632,7 @@ TQWidget *FormWindow::designerWidget( TQObject *o ) const
     if ( !o || !o->isWidgetType() )
 	return 0;
     TQWidget *w = (TQWidget*)o;
-    while ( w && !isMainContainer( w ) && !insertedWidgets[ (void*)w ] || isCentralWidget( w ) )
+    while ( ( w && !isMainContainer( w ) && !insertedWidgets[ (void*)w ] ) || isCentralWidget( w ) )
 	w = (TQWidget*)w->parent();
     return w;
 }
diff --git a/tools/designer/designer/layout.cpp b/tools/designer/designer/layout.cpp
index 49e2c442..a0f6d1c4 100644
--- a/tools/designer/designer/layout.cpp
+++ b/tools/designer/designer/layout.cpp
@@ -964,11 +964,12 @@ int Spacer::alignment() const
 TQSize Spacer::minimumSize() const
 {
     TQSize s = TQSize( 20,20 );
-    if ( sizeType() == Expanding )
+    if ( sizeType() == Expanding ) {
 	if ( orient == Vertical )
 	    s.rheight() = 0;
 	else
 	    s.rwidth() = 0;
+	}
     return s;
 }
 
diff --git a/tools/designer/designer/mainwindow.cpp b/tools/designer/designer/mainwindow.cpp
index 4ae7c7a5..7603148f 100644
--- a/tools/designer/designer/mainwindow.cpp
+++ b/tools/designer/designer/mainwindow.cpp
@@ -989,12 +989,12 @@ bool MainWindow::eventFilter( TQObject *o, TQEvent *e )
 	     ( ::tqt_cast<MenuBarEditor*>(o) ||
 	       ::tqt_cast<PopupMenuEditor*>(o) ||
 	       ::tqt_cast<TQDesignerToolBar*>(o) ||
-	       ( ::tqt_cast<TQComboBox*>(o) ||
+	       ( ( ::tqt_cast<TQComboBox*>(o) ||
 		 ::tqt_cast<TQToolButton*>(o) ||
 		 ::tqt_cast<TQDesignerToolBarSeparator*>(o) ) &&
 	       o->parent()
 	       && ( ::tqt_cast<TQDesignerToolBar*>(o->parent())
-		   || ::tqt_cast<TQDesignerWidgetStack*>(o->parent())) ) ) {
+		   || ::tqt_cast<TQDesignerWidgetStack*>(o->parent())) ) ) ) {
 	    TQWidget *w = (TQWidget*)o;
 	    if ( ::tqt_cast<TQToolButton*>(w) ||
 		 ::tqt_cast<TQComboBox*>(w) ||
@@ -1570,10 +1570,10 @@ void MainWindow::setupRMBProperties( TQValueList<uint> &ids, TQMap<TQString, int
     if ( pixmap && qstrcmp( pixmap->type(), "TQPixmap") != 0 )
 	pixmap = 0;
 
-    if ( text && text->designable(w) ||
-	 title && title->designable(w) ||
-	 pagetitle && pagetitle->designable(w) ||
-	 pixmap && pixmap->designable(w) ) {
+    if ( ( text && text->designable(w) ) ||
+	 ( title && title->designable(w) ) ||
+	 ( pagetitle && pagetitle->designable(w) ) ||
+	 ( pixmap && pixmap->designable(w) ) ) {
 	int id = 0;
 	if ( ids.isEmpty() )
 	    ids << rmbWidgets->insertSeparator(0);
@@ -3337,7 +3337,7 @@ void MainWindow::showSourceLine( TQObject *o, int line, LineMode lm )
 	    if ( fw->project() != currentProject )
 		continue;
 	    if ( qstrcmp( fw->name(), o->name() ) == 0 ||
-		 fw->isFake() && currentProject->objectForFakeForm( fw ) == o ) {
+		 ( fw->isFake() && currentProject->objectForFakeForm( fw ) == o ) ) {
 		if ( se ) {
 		    switch ( lm ) {
 		    case Error:
diff --git a/tools/designer/designer/mainwindowactions.cpp b/tools/designer/designer/mainwindowactions.cpp
index 7228e29f..07d9c3c2 100644
--- a/tools/designer/designer/mainwindowactions.cpp
+++ b/tools/designer/designer/mainwindowactions.cpp
@@ -1248,7 +1248,7 @@ void MainWindow::fileOpen( const TQString &filter, const TQString &extension, co
 			setCurrentProject( eProject );
 		    openFormWindow( filename );
 		    addRecentlyOpened( filename, recentlyFiles );
-		} else if ( !extension.isEmpty() && extension.find( ";" + fi.extension( FALSE ) ) != -1 ||
+		} else if ( ( !extension.isEmpty() && extension.find( ";" + fi.extension( FALSE ) ) != -1 ) ||
 			    additionalSources.find( fi.extension( FALSE ) ) != additionalSources.end() ) {
 		    SourceFile *sf = project->findSourceFile( project->makeRelative( filename ) );
 		    if ( !sf )
@@ -1687,14 +1687,14 @@ void MainWindow::editBreakLayout()
     if ( formWindow()->currentWidget() )
 	w = formWindow()->currentWidget();
     if ( WidgetFactory::layoutType( w ) != WidgetFactory::NoLayout ||
-	 w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) {
+	 ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) ) {
 	formWindow()->breakLayout( w );
 	return;
     } else {
 	TQWidgetList widgets = formWindow()->selectedWidgets();
 	for ( w = widgets.first(); w; w = widgets.next() ) {
 	    if ( WidgetFactory::layoutType( w ) != WidgetFactory::NoLayout ||
-		 w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout )
+		 ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) )
 		break;
 	}
 	if ( w ) {
@@ -1705,7 +1705,7 @@ void MainWindow::editBreakLayout()
 
     w = formWindow()->mainContainer();
     if ( WidgetFactory::layoutType( w ) != WidgetFactory::NoLayout ||
-	 w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout )
+	 ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) )
 	formWindow()->breakLayout( w );
 }
 
diff --git a/tools/designer/designer/metadatabase.cpp b/tools/designer/designer/metadatabase.cpp
index 81be8ccf..0afd4b42 100644
--- a/tools/designer/designer/metadatabase.cpp
+++ b/tools/designer/designer/metadatabase.cpp
@@ -355,7 +355,7 @@ void MetaDataBase::setMargin( TQObject *o, int margin )
     TQWidget *widget = (TQWidget*)o;
     if ( widget && !::tqt_cast<TQLayoutWidget*>(widget) &&
 	( WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( widget ) ) ) ||
-	widget && widget->parentWidget() && ::tqt_cast<FormWindow*>(widget->parentWidget()) ) )
+	  ( widget && widget->parentWidget() && ::tqt_cast<FormWindow*>(widget->parentWidget()) ) ) )
 	isInnerLayout = FALSE;
 
 
diff --git a/tools/designer/designer/project.cpp b/tools/designer/designer/project.cpp
index 560231bd..ec322f13 100644
--- a/tools/designer/designer/project.cpp
+++ b/tools/designer/designer/project.cpp
@@ -628,7 +628,7 @@ static void remove_multiline_contents( TQString &contents, const TQString &s, in
 	    if ( contents[ i ] == '\n' && !lastWasBackspash )
 		break;
 	    lastWasBackspash = ( contents[ i ] == '\\' ||
-				 lastWasBackspash && ( contents[ i ] == ' ' || contents[ i ] == '\t' ) );
+				 ( lastWasBackspash && ( contents[ i ] == ' ' || contents[ i ] == '\t' ) ) );
 	}
 	contents.remove( start, i - start + 1 );
     }
diff --git a/tools/designer/designer/propertyeditor.cpp b/tools/designer/designer/propertyeditor.cpp
index a4bc629e..cfb20c47 100644
--- a/tools/designer/designer/propertyeditor.cpp
+++ b/tools/designer/designer/propertyeditor.cpp
@@ -553,9 +553,9 @@ TQString PropertyItem::currentItemFromObject() const
 void PropertyItem::setFocus( TQWidget *w )
 {
     if ( !tqApp->focusWidget() ||
-	 listview->propertyEditor()->formWindow() &&
+	 ( listview->propertyEditor()->formWindow() &&
 	 ( !MainWindow::self->isAFormWindowChild( tqApp->focusWidget() ) &&
-	   !tqApp->focusWidget()->inherits( "Editor" ) ) )
+	   !tqApp->focusWidget()->inherits( "Editor" ) ) ) )
 	w->setFocus();
 }
 
@@ -3151,7 +3151,7 @@ void PropertyList::setupProperties()
 	bool isPropertyObject = w->isA( "PropertyObject" );
 
 	if ( ( p->designable(w) ||
-	       isPropertyObject && p->designable( ( (PropertyObject*)w )->widgetList().first() ) ) &&
+	       ( isPropertyObject && p->designable( ( (PropertyObject*)w )->widgetList().first() ) ) ) &&
 	     ( !isPropertyObject || qstrcmp( p->name(), "name" ) != 0 ) ) {
 	    if ( p->isSetType() ) {
 		if ( TQString( p->name() ) == "alignment" ) {
@@ -3733,9 +3733,9 @@ void PropertyList::setPropertyValue( PropertyItem *i )
 
 void PropertyList::setCurrentProperty( const TQString &n )
 {
-    if ( currentItem() && currentItem()->text( 0 ) == n ||
-	 currentItem() && ( (PropertyItem*)currentItem() )->propertyParent() &&
-	 ( (PropertyItem*)currentItem() )->propertyParent()->text( 0 ) == n )
+    if ( ( currentItem() && currentItem()->text( 0 ) == n ) ||
+	 ( currentItem() && ( (PropertyItem*)currentItem() )->propertyParent() &&
+	 ( (PropertyItem*)currentItem() )->propertyParent()->text( 0 ) == n ) )
 	return;
 
     TQListViewItemIterator it( this );
diff --git a/tools/designer/designer/qcompletionedit.cpp b/tools/designer/designer/qcompletionedit.cpp
index b403e571..febde105 100644
--- a/tools/designer/designer/qcompletionedit.cpp
+++ b/tools/designer/designer/qcompletionedit.cpp
@@ -115,8 +115,8 @@ void TQCompletionEdit::updateListBox()
     if ( compList.isEmpty() )
 	return;
     for ( TQStringList::Iterator it = compList.begin(); it != compList.end(); ++it ) {
-	if ( caseSensitive && (*it).left( text().length() ) == text() ||
-	     !caseSensitive && (*it).left( text().length() ).lower() == text().lower() )
+	if ( ( caseSensitive && (*it).left( text().length() ) == text() ) ||
+	     ( !caseSensitive && (*it).left( text().length() ).lower() == text().lower() ) )
 	    listbox->insertItem( *it );
     }
 }
diff --git a/tools/designer/designer/resource.cpp b/tools/designer/designer/resource.cpp
index 3a689f45..01d5f341 100644
--- a/tools/designer/designer/resource.cpp
+++ b/tools/designer/designer/resource.cpp
@@ -1220,8 +1220,8 @@ void Resource::saveItems( TQObject *obj, TQTextStream &ts, int indent )
         bool isDataTable = false;
 #  endif
 	for ( i = 0; i < table->horizontalHeader()->count(); ++i ) {
-	    if ( !table->horizontalHeader()->label( i ).isNull() &&
-		 table->horizontalHeader()->label( i ).toInt() != i + 1 ||
+	    if ( ( !table->horizontalHeader()->label( i ).isNull() &&
+		 table->horizontalHeader()->label( i ).toInt() != i + 1 ) ||
 		 table->horizontalHeader()->iconSet( i ) ||
 		  isDataTable ) {
 		ts << makeIndent( indent ) << "<column>" << endl;
@@ -1245,8 +1245,8 @@ void Resource::saveItems( TQObject *obj, TQTextStream &ts, int indent )
 	    }
 	}
 	for ( i = 0; i < table->verticalHeader()->count(); ++i ) {
-	    if ( !table->verticalHeader()->label( i ).isNull() &&
-		 table->verticalHeader()->label( i ).toInt() != i + 1 ||
+	    if ( ( !table->verticalHeader()->label( i ).isNull() &&
+		 table->verticalHeader()->label( i ).toInt() != i + 1 ) ||
 		 table->verticalHeader()->iconSet( i ) ) {
 		ts << makeIndent( indent ) << "<row>" << endl;
 		indent++;
@@ -1547,7 +1547,7 @@ void Resource::saveProperty( TQObject *w, const TQString &name, const TQVariant
     uint unum;
     double dob;
     TQString comment;
-    if ( w && formwindow->widgets()->find( (TQWidget*)w ) || formwindow->actionList().find( (TQAction*)w ) )
+    if ( ( w && formwindow->widgets()->find( (TQWidget*)w ) ) || formwindow->actionList().find( (TQAction*)w ) )
 	comment = MetaDataBase::propertyComment( w, name );
     switch ( t ) {
     case TQVariant::String:
diff --git a/tools/designer/designer/widgetfactory.cpp b/tools/designer/designer/widgetfactory.cpp
index cf8d9a7a..97f3332e 100644
--- a/tools/designer/designer/widgetfactory.cpp
+++ b/tools/designer/designer/widgetfactory.cpp
@@ -568,7 +568,7 @@ TQLayout *WidgetFactory::createLayout( TQWidget *widget, TQLayout *layout, Layou
 
     if ( ::tqt_cast<TQLayoutWidget*>(widget) &&
 	 ( WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( widget ) ) ) ||
-	   widget && ::tqt_cast<FormWindow*>(widget->parentWidget()) ) )
+	   ( widget && ::tqt_cast<FormWindow*>(widget->parentWidget()) ) ) )
 	margin = MainWindow::self->currentLayoutDefaultMargin();
 
     if ( !layout && ::tqt_cast<TQTabWidget*>(widget) )
@@ -883,7 +883,7 @@ TQWidget *WidgetFactory::createWidget( const TQString &className, TQWidget *pare
 	MetaDataBase::setPropertyChanged( s, "sizeType", TRUE );
 	if ( !r )
 	    return s;
-	if ( !r->isValid() || r->width() < 2 && r->height() < 2 )
+	if ( !r->isValid() || ( r->width() < 2 && r->height() < 2 ) )
 	    s->setOrientation( orient );
 	else if ( r->width() < r->height() )
 	    s->setOrientation( TQt::Vertical );
@@ -904,7 +904,7 @@ TQWidget *WidgetFactory::createWidget( const TQString &className, TQWidget *pare
 	TQSlider *s = new TQSlider( parent, name );
 	if ( !r )
 	    return s;
-	if ( !r->isValid() || r->width() < 2 && r->height() < 2 )
+	if ( !r->isValid() || ( r->width() < 2 && r->height() < 2 ) )
 	    s->setOrientation( orient );
 	else if ( r->width() > r->height() )
 	    s->setOrientation( TQt::Horizontal );
@@ -915,7 +915,7 @@ TQWidget *WidgetFactory::createWidget( const TQString &className, TQWidget *pare
 	TQScrollBar *s = new TQScrollBar( parent, name );
 	if ( !r )
 	    return s;
-	if ( !r->isValid() || r->width() < 2 && r->height() < 2 )
+	if ( !r->isValid() || ( r->width() < 2 && r->height() < 2 ) )
 	    s->setOrientation( orient );
 	else if ( r->width() > r->height() )
 	    s->setOrientation( TQt::Horizontal );
@@ -936,7 +936,7 @@ TQWidget *WidgetFactory::createWidget( const TQString &className, TQWidget *pare
 	MetaDataBase::setPropertyChanged( l, "frameShape", TRUE );
 	if ( !r )
 	    return l;
-	if ( !r->isValid() || r->width() < 2 && r->height() < 2 )
+	if ( !r->isValid() || ( r->width() < 2 && r->height() < 2 ) )
 	    l->setOrientation( orient );
 	else if ( r->width() < r->height() )
 	    l->setOrientation( TQt::Vertical );
@@ -1143,7 +1143,7 @@ TQWidget* WidgetFactory::widgetOfContainer( TQWidget *w )
     while ( w ) {
 	int id = WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) );
 	if ( WidgetDatabase::isContainer( id ) ||
-	     w && ::tqt_cast<FormWindow*>(w->parentWidget()) )
+	     ( w && ::tqt_cast<FormWindow*>(w->parentWidget()) ) )
 	    return w;
 	w = w->parentWidget();
     }
diff --git a/tools/designer/editor/completion.cpp b/tools/designer/editor/completion.cpp
index ecd1e73b..77499c8d 100644
--- a/tools/designer/editor/completion.cpp
+++ b/tools/designer/editor/completion.cpp
@@ -363,8 +363,8 @@ bool EditorCompletion::eventFilter( TQObject *o, TQEvent *e )
 	    }
 	}
 
-	if ( ke->text().length() && !( ke->state() & AltButton ) &&
-	     ( !ke->ascii() || ke->ascii() >= 32 ) ||
+	if ( ( ke->text().length() && !( ke->state() & AltButton ) &&
+	     ( !ke->ascii() || ke->ascii() >= 32 ) ) ||
 	     ( ke->text() == "\t" && !( ke->state() & ControlButton ) ) ) {
 	    if ( ke->key() == Key_Tab ) {
 		if ( curEditor->textCursor()->index() == 0 &&
@@ -372,13 +372,13 @@ bool EditorCompletion::eventFilter( TQObject *o, TQEvent *e )
 		    return FALSE;
 		if ( doCompletion() )
 			return TRUE;
-	    } else if ( ke->key() == Key_Period &&
+	    } else if ( ( ke->key() == Key_Period &&
 			( curEditor->textCursor()->index() == 0 ||
-			  curEditor->textCursor()->paragraph()->at( curEditor->textCursor()->index() - 1 )->c != '.' )
+			  curEditor->textCursor()->paragraph()->at( curEditor->textCursor()->index() - 1 )->c != '.' ) )
 			||
-			ke->key() == Key_Greater &&
+			( ke->key() == Key_Greater &&
 			curEditor->textCursor()->index() > 0 &&
-			curEditor->textCursor()->paragraph()->at( curEditor->textCursor()->index() - 1 )->c == '-' ) {
+			curEditor->textCursor()->paragraph()->at( curEditor->textCursor()->index() - 1 )->c == '-' ) ) {
 		doObjectCompletion();
 	    } else {
 		if ( !doArgumentHint( ke->text() == "(" ) )
@@ -423,7 +423,7 @@ bool EditorCompletion::eventFilter( TQObject *o, TQEvent *e )
 	    return TRUE;
 	}
     }
-    if ( o == functionLabel || ::tqt_cast<Editor*>(o) && functionLabel->isVisible() ) {
+    if ( o == functionLabel || ( ::tqt_cast<Editor*>(o) && functionLabel->isVisible() ) ) {
 	if ( e->type() == TQEvent::KeyPress ) {
 	    TQKeyEvent *ke = (TQKeyEvent*)e;
 	    if ( ke->key() == Key_Escape ) {
diff --git a/tools/designer/editor/parenmatcher.cpp b/tools/designer/editor/parenmatcher.cpp
index 8cd6ffcb..ddc4b883 100644
--- a/tools/designer/editor/parenmatcher.cpp
+++ b/tools/designer/editor/parenmatcher.cpp
@@ -120,9 +120,9 @@ bool ParenMatcher::checkOpenParen( TQTextCursor *cursor )
 	    }
 
 	    int id = Match;
-	    if ( c == '{' && closedParen.chr != '}' ||
-		 c == '(' && closedParen.chr != ')' ||
-		 c == '[' && closedParen.chr != ']' )
+	    if ( ( c == '{' && closedParen.chr != '}' ) ||
+		 ( c == '(' && closedParen.chr != ')' ) ||
+		 ( c == '[' && closedParen.chr != ']' ) )
 		id = Mismatch;
 	    cursor->document()->setSelectionStart( id, *cursor );
 	    int tidx = cursor->index();
@@ -194,9 +194,9 @@ bool ParenMatcher::checkClosedParen( TQTextCursor *cursor )
 	    }
 	
 	    int id = Match;
-	    if ( c == '}' && openParen.chr != '{' ||
-		 c == ')' && openParen.chr != '(' ||
-		 c == ']' && openParen.chr != '[' )
+	    if ( ( c == '}' && openParen.chr != '{' ) ||
+		 ( c == ')' && openParen.chr != '(' ) ||
+		 ( c == ']' && openParen.chr != '[' ) )
 		id = Mismatch;
 	    cursor->document()->setSelectionStart( id, *cursor );
 	    int tidx = cursor->index();
diff --git a/tools/designer/plugins/wizards/mainwindowwizard.ui.h b/tools/designer/plugins/wizards/mainwindowwizard.ui.h
index ce694b94..88814100 100644
--- a/tools/designer/plugins/wizards/mainwindowwizard.ui.h
+++ b/tools/designer/plugins/wizards/mainwindowwizard.ui.h
@@ -246,9 +246,9 @@ void MainWindowWizardBase::accept()
 	}
     }
     for ( TQAction *ac = usedActions.first(); ac; ac = usedActions.next() ) {
-	if ( TQString( ac->name() ).find( "file" ) != -1 && checkCreateConnectionsFile->isChecked() ||
-	    TQString( ac->name() ).find( "edit" ) != -1 && checkCreateConnectionsEdit->isChecked() ||
-	    TQString( ac->name() ).find( "help" ) != -1 && checkCreateConnectionsHelp->isChecked() ) {
+	if ( ( TQString( ac->name() ).find( "file" ) != -1 && checkCreateConnectionsFile->isChecked() ) ||
+	     ( TQString( ac->name() ).find( "edit" ) != -1 && checkCreateConnectionsEdit->isChecked() ) ||
+	     ( TQString( ac->name() ).find( "help" ) != -1 && checkCreateConnectionsHelp->isChecked() ) ) {
 		TQString slot = ac->name();
 		slot.remove( slot.length() - 6, 6 );
 		slot += "()";
diff --git a/tools/designer/plugins/wizards/sqlformwizardimpl.cpp b/tools/designer/plugins/wizards/sqlformwizardimpl.cpp
index a89cb8d3..40c54e04 100644
--- a/tools/designer/plugins/wizards/sqlformwizardimpl.cpp
+++ b/tools/designer/plugins/wizards/sqlformwizardimpl.cpp
@@ -120,7 +120,7 @@ void SqlFormWizard::connectionSelected( const TQString &c )
     listBoxTable->clear();
     TQPtrList<DesignerDatabase> databases = proIface->databaseConnections();
     for ( DesignerDatabase *d = databases.first(); d; d = databases.next() ) {
-	if ( d->name() == c  || ( d->name() == "(default)" || d->name().isEmpty() ) && c == "(default)")
+	if ( d->name() == c  || ( ( d->name() == "(default)" || d->name().isEmpty() ) && c == "(default)") )
 	    listBoxTable->insertStringList( d->tables() );
     }
     setNextEnabled( databasePage, ( listBoxTable->currentItem() >= 0 ) );
@@ -356,7 +356,7 @@ void SqlFormWizard::accept()
     TQPtrList<DesignerDatabase> databases = proIface->databaseConnections();
     DesignerDatabase *database = 0;
     for ( DesignerDatabase *d = databases.first(); d; d = databases.next() ) {
-	if ( d->name() == listBoxConnection->currentText() || ( d->name() == "(default)" || d->name().isEmpty() ) && listBoxConnection->currentText() == "(default)" ) {
+	if ( d->name() == listBoxConnection->currentText() || ( ( d->name() == "(default)" || d->name().isEmpty() ) && listBoxConnection->currentText() == "(default)" ) ) {
 	    database = d;
 	    d->open( FALSE );
 	    break;
diff --git a/tools/linguist/linguist/msgedit.cpp b/tools/linguist/linguist/msgedit.cpp
index 5148f5b8..cd532d56 100644
--- a/tools/linguist/linguist/msgedit.cpp
+++ b/tools/linguist/linguist/msgedit.cpp
@@ -113,7 +113,7 @@ TQString richText( const TQString& text )
 	} else if ( ch == '&' ) {
 	    rich += TQString( "&amp;" );
 	} else if ( ch == ' ' ) {
-	    if ( i == 0 || i == (text.length()-1) || text[i - 1] == ' ' || text[i + 1] == ' ' ) {
+	    if ( i == 0 || i == ((int) text.length()-1) || text[i - 1] == ' ' || text[i + 1] == ' ' ) {
 		rich += richMeta( MessageEditor::tr("sp") );
 	    } else {
 		rich += ' ';
diff --git a/tools/linguist/lupdate/fetchtr.cpp b/tools/linguist/lupdate/fetchtr.cpp
index 7ff6a038..d72b911c 100644
--- a/tools/linguist/lupdate/fetchtr.cpp
+++ b/tools/linguist/lupdate/fetchtr.cpp
@@ -573,9 +573,9 @@ static void parse( MetaTranslator *tor, const char *initialContext,
 		     (match(Tok_Comma) &&
 		      matchString(&com) &&
 		      (match(Tok_RightParen) ||
-		       match(Tok_Comma) &&
-		       matchEncoding(&utf8) &&
-		       match(Tok_RightParen))) )
+		       (match(Tok_Comma) &&
+		        matchEncoding(&utf8) &&
+		        match(Tok_RightParen)))) )
 		    tor->insert( MetaTranslatorMessage(context, text, com,
 						       TQString::null, utf8) );
 	    }
diff --git a/tools/mergetr/mergetr.cpp b/tools/mergetr/mergetr.cpp
index b8787565..da978dc4 100644
--- a/tools/mergetr/mergetr.cpp
+++ b/tools/mergetr/mergetr.cpp
@@ -331,7 +331,7 @@ int main( int argc, char* argv[] )
     int orgfile = 1;
     int newfile = 2;
 
-    if ( argc <= newfile || argc > 1 && argv[1][0] == '-') {
+    if ( argc <= newfile || ( argc > 1 && argv[1][0] == '-' ) ) {
 	printf("usage: %s  orgfile newfile [outfile]\n", argv[0]);
 	exit(1);
     }
diff --git a/tools/qvfb/qanimationwriter.cpp b/tools/qvfb/qanimationwriter.cpp
index 9ae1e869..d3305e6b 100644
--- a/tools/qvfb/qanimationwriter.cpp
+++ b/tools/qvfb/qanimationwriter.cpp
@@ -392,7 +392,7 @@ void TQAnimationWriter::appendFrame(const TQImage& frm, const TQPoint& offset)
 tqDebug("%d,%d  %d,%d",minx,miny,offset.x(),offset.y());
 	    d->composeImage(diff,TQPoint(minx,miny)+offset);
 	}
-	if ( prev.isNull() || prev.size() == frame.size() && offset == TQPoint(0,0) ) {
+	if ( prev.isNull() || ( prev.size() == frame.size() && offset == TQPoint(0,0) ) ) {
 	    prev = frame;
 	} else {
 	    bitBlt(&prev,offset.x(),offset.y(),&frame,0,0,frame.width(),frame.height());