Fix problem in the quality sidebar

app/QualityHandle.cpp

@@ -106,7 +106,6 @@ Void QualityHandle::writeSettings()
 
 Void QualityHandle::update( VideoSubWindow* currSubWindow )
 {
-  m_pcQualityHandleSideBar->updateSubWindowList();
   m_pcQualityHandleSideBar->updateCurrentWindow( currSubWindow );
 }
 

app/QualityMeasurementSidebar.cpp

@@ -167,6 +167,7 @@ Void QualityMeasurementSidebar::updateCurrentWindow( VideoSubWindow *subWindow )
       index = m_pcVideoWindowList.indexOf( refSubWindow );
     }
     m_comboBoxRef->setCurrentIndex( index );
+    updateSubWindowList();
     updateSidebarData();
   }
 }

app/plaYUVerApp.cpp

@@ -455,8 +455,9 @@ Void plaYUVerApp::update()
 {
   SubWindowHandle *new_window = activeSubWindow();
   QCoreApplication::processEvents();
-  if( activeSubWindow() != m_pcCurrentSubWindow )
+  //if( activeSubWindow() != m_pcCurrentSubWindow )
   {
+    m_pcCurrentSubWindow = NULL;
     if( activeSubWindow() )
     {
       m_pcCurrentSubWindow = new_window;