NET/worlds/console/BlockingDialog.java


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package NET.worlds.console;

import java.awt.Dialog;
import java.awt.Frame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

public class BlockingDialog extends Dialog implements ActionListener {
   private static final long serialVersionUID = 8379457384966170912L;
   boolean stillWaiting = true;

   public BlockingDialog(Frame parent, String title, boolean modal) {
      super(parent, title, modal);
      this.addWindowListener(new WindowAdapter() {
         @Override
         public void windowClosing(WindowEvent e) {
            BlockingDialog.this.finish();
         }
      });
   }

   @Override
   public void actionPerformed(ActionEvent e) {
      this.finish();
   }

   public void finish() {
      this.responded();
      this.setVisible(false);
   }

   public synchronized void waitForResponse() {
      try {
         while (this.stillWaiting) {
            this.wait();
         }
      } catch (Exception var2) {
      }
   }

   public synchronized void responded() {
      this.stillWaiting = false;
      this.notifyAll();
   }
}