void OpenObjectDlg::updateObjTabStyles()
{
   if (_objTabBar == NULL)
      return; //----->>

   static const QString TabStyleIconStr (
      "QTabBar::close-button {\n"
      " image: url(:/RwQPixmap11/greyX)\n"
      "}\n"
      "QTabBar::close-button:selected {\n"
      " image: url(:/RwQPixmap11/redX)\n"
      "}\n" );

   static const QString TabStyleStr (
      "QTabBar::tab {\n"
      " background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,\n"
      "                        stop: 0 #E1E1E1, stop: 0.4 #DDDDDD,\n"
      "                        stop: 0.5 #D8D8D8, stop: 1.0 #D3D3D3);\n"
      " border: 1px solid #C4C4C3;\n"
      " border-bottom-color: #C2C7CB; /* same as the pane color */\n"
      " border-top-left-radius: 7px;\n"
      " border-top-right-radius: 7px;\n"
      " min-width: 8ex;\n"
      " padding: 1px;\n"
      " padding-left: 6px;\n"
      "}\n" 

      "QTabBar::tab:!selected:hover {\n"
      " border: 1px solid #C4C4C3;\n"
      "}\n"

      "QTabBar::tab:selected {\n"
      " background: white;\n"
      "}\n" 

      "QTabBar::tab:!selected {\n"
       " border: 1px outset transparent;\n"
       " margin-top: 2px;\n"
      "}\n"      
      );

   // Not Used
   //-- static const QString TabStyleLimitWidthStr (
   //--    "QTabBar {\n"
   //--    " text-align: left;\n"     // [5-2017, Qt 5.5.1] Not Working.
   //--    "}\n"
   //--    "QTabBar::tab {\n"
   //--    " max-width: 60px;\n"      // VALUE (60) IS EXPERIMENTAL
   //--    " text-align: left;\n"     // [5-2017, Qt 5.5.1] Not Working.
   //--    "}\n" );

   static const QString TabScrollButtonStyleStr (
      "QTabBar QToolButton {\n"
      " background-color: #DDDDDD;\n"  // instead of transparent
      "}\n" );

   // _objTabBar->setStyleSheet (TabStyleIconStr 
   //                            + TabStyleStr 
   //                            + TabStyleLimitWidthStr, // Experimental
   //                            + TabScrollButtonStyleStr);

   _objTabBar->setStyleSheet (TabStyleIconStr 
                              + TabStyleStr
                              + TabScrollButtonStyleStr);
}