<@doc alias="port" hierarchy="GMLDOM">
   Represents an inbound or outbound component interface.

   <also href="@Infoshape">Infoshape Class</also>
   <copyright>(c) SAP AG 2003-2006. All rights reserved.</copyright>
</doc@>


///////////////////////////////////////////////////////////////////////
// CLASS HEADER

Class DataPort inherit Port

metadata title    = '#TEXT[XTIT_DATA_PORT]';
metadata descr    = '#TEXT[XTOL_DATA_PORT]';


///////////////////////////////////////////////////////////////////////
// METHODS


override method notifyOnInfoshapeChange(changeType, changeData)
   this.supercall();
   
   var usages = this.unit && this.unit.getUsages() || null;
   for( var i in usages)
   {
      var obj = usages[i]
      
      //get plug on usage, matching this port
      var plug = obj.getPlugByPort(this);
      if (plug) 
      {
         var links = obj.getLinksByPlug(plug);
         for (var l in links)
            links[l].notifyOnInfoshapeChange(changeType, changeData);
      }
   }
end

override method onClone(elementsMap, parent, force)

   //debugger;
   //first to the default cloning
   var copy = this.supercall();
   
   //default cloning leaves the port points to an existing RefInfoshape.
   // now create a new, empty ref infoshape for the cloned port
   //later - when links link the port to other elements, they will be influences as well.
   copy.createInfoshape(null); //create an empty ref
   
   var ref = copy.getInfoshape();
   if (!ref) return; 
   
   var this_bo = this.getInfoshape().getBOInfoshape();
   if (this_bo)
      ref.setBOInfoshape(this_bo);
      
   return copy;
end

listen onShapeMenu for gml:DataPort
   menu.append();
   menu.append({button:'#NS[OPEN_FIELDS_EDITOR]'});
end