NET/worlds/scape/ProgressiveAdder.java


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package NET.worlds.scape;

import NET.worlds.core.IniFile;
import java.util.Vector;

public class ProgressiveAdder implements FrameHandler {
   Vector addList = new Vector();
   static ProgressiveAdder theProgressiveAdder = null;

   public static ProgressiveAdder get() {
      if (theProgressiveAdder == null) {
         theProgressiveAdder = new ProgressiveAdder();
      }

      return theProgressiveAdder;
   }

   ProgressiveAdder() {
   }

   public boolean enabled() {
      return IniFile.gamma().getIniInt("ProgressiveAvLoading", 0) == 1;
   }

   void scheduleForAdd(WObject parent, WObject child) {
      synchronized (this.addList) {
         WObject[] objs = new WObject[]{parent, child};
         this.addList.addElement(objs);
      }
   }

   @Override
   public boolean handle(FrameEvent fe) {
      synchronized (this.addList) {
         if (this.addList.size() > 0) {
            WObject[] objs = (WObject[])this.addList.elementAt(0);
            WObject parent = objs[0];
            WObject child = objs[1];
            if (!parent.discarded && !child.discarded) {
               parent.add(child);
            }

            this.addList.removeElementAt(0);
         }

         return true;
      }
   }
}