Fix a couple build warnings

(cherry picked from commit a22fee1011)

style/qtcurve.cpp

@@ -2229,6 +2229,8 @@ bool TQtCurveStyle::eventFilter(TQObject *object, TQEvent *event)
                         emitMenuSize((TQMenuBar *)object, re->size().height());
                     break;
                 }
+                default:
+                    break;
             }
     }
 
@@ -2271,7 +2273,8 @@ bool TQtCurveStyle::eventFilter(TQObject *object, TQEvent *event)
                     itsDragWidget = 0L;
                     return false;
                 }
-            break;
+            default:
+                    break;
         }
 
 #ifdef TQTC_ENABLE_PARENTLESS_DIALOG_FIX_SUPPORT