QStyle * style = this->mOwner->style();
      QPalette pal = style->standardPalette();
      pal.setColor(QPalette::Window, kMacroBackgroundColor );
      pal.setColor(QPalette::Button, kMacroBackgroundColor );
      pal.setColor(QPalette::Text, kMacroBackgroundColor );
      pal.setColor(QPalette::WindowText, kMacroBackgroundColor );
      pal.setColor(QPalette::ButtonText, kMacroBackgroundColor );
      pal.setColor(QPalette::BrightText, kMacroBackgroundColor );
      QStyleOption opt;
      opt.palette = pal;

      return style->standardIcon(QStyle::SP_TitleBarMaxButton, &opt);