net/systemeD/halcyon/connection/actions/AddMemberToRelationAction.as

   1 package net.systemeD.halcyon.connection.actions {
   2
   3     import net.systemeD.halcyon.connection.*;
   4
   5     public class AddMemberToRelationAction extends UndoableEntityAction {
   6         private var rel:Relation;
   7         private var index:int;
   8         private var member:RelationMember;
   9         private var memberList:Array;
  10
  11         public function AddMemberToRelationAction(rel:Relation, index:int, member:RelationMember, memberList:Array) {
  12             super(rel, "Add " + member.entity.getType() + " " + member.entity.id + " at position " + index + " to ");
  13             this.rel = rel;
  14             this.index = index;
  15             this.member = member;
  16             this.memberList = memberList;
  17         }
  18
  19         public override function doAction():uint {
  20             if ( index == -1 )
  21                 index = memberList.length;
  22             memberList.splice(index, 0, member);
  23             member.entity.addParent(rel);
  24             markDirty();
  25             rel.dispatchEvent(new RelationMemberEvent(Connection.RELATION_MEMBER_ADDED, member.entity, rel, index));
  26
  27             return SUCCESS;
  28         }
  29
  30         public override function undoAction():uint {
  31             memberList.splice(index, 1);
  32             member.entity.removeParent(rel);
  33             markClean();
  34             rel.dispatchEvent(new RelationMemberEvent(Connection.RELATION_MEMBER_REMOVED, member.entity, rel, index));
  35
  36             return SUCCESS;
  37         }
  38     }
  39 }