package bluej.editor.moe;

import bluej.Config;
import bluej.prefmgr.PrefMgr;
import bluej.utility.javafx.FXPlatformRunnable;
import bluej.utility.javafx.JavaFXUtil;
import threadchecker.OnThread;
import threadchecker.Tag;




| Process the document re-parse queue.
|
| <p>This is a Runnable which runs on the Swing/AWT event queue. It performs
| a small amount of re-parsing before re-queing itself, which allows input
| to be processed in the meantime.
|
| @author Davin McCall
|
@OnThread(value = Tag.FXPlatform, ignoreParent = true)
public class ReparseRunner
implements FXPlatformRunnable{    
   private MoeEditor editor;
    
   
   private int procTime; 
    
   
   public ReparseRunner(MoeEditor editor)
   {        
      this.editor = editor;
       
      this.procTime = 15;     
      }
    
   
   public void run()
   {
      MoeSyntaxDocument document = editor.getSourceDocument();
      long begin = System.currentTimeMillis();
      if (PrefMgr.getScopeHighlightStrength().get() != 0 && document != null && document.pollReparseQueue()) {            
         
         while (System.currentTimeMillis() - begin < this.procTime){
            if (! document.pollReparseQueue()) {                    
               break;                 
               }             
            }
         editor.getSourceDocument().applyPendingScopeBackgrounds();
         JavaFXUtil.runPlatformLater(this);         
         }
       

      else {
           
      
      editor.reparseRunnerFinished();         
      }     
   } 
}