docs: def setCurrentPlugin( self, plugin ):
          """
          Sets the current plugin item to the inputed plugin.
          
          :param      plugin | <XConfigPlugin> || None
          """
          if ( not plugin ):
              self.uiPluginTREE.setCurrentItem(None)
              return
              
          for i in range(self.uiPluginTREE.topLevelItemCount()):
              item = self.uiPluginTREE.topLevelItem(i)
              for c in range(item.childCount()):
                  pitem = item.child(c)
                  
                  if ( pitem.plugin() == plugin ):
                      self.uiPluginTREE.setCurrentItem(pitem)