plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/util/SingleSWTRequest.java

   1 package net.mograsim.plugin.util;
   2
   3 import java.util.concurrent.atomic.AtomicBoolean;
   4
   5 import org.eclipse.swt.widgets.Display;
   6
   7 public class SingleSWTRequest
   8 {
   9         private AtomicBoolean waiting = new AtomicBoolean();
  10
  11         public void request(Runnable request)
  12         {
  13                 synchronized (waiting)
  14                 {
  15                         if (!waiting.get())
  16                         {
  17                                 waiting.set(true);
  18                                 Display.getDefault().asyncExec(() ->
  19                                 {
  20                                         synchronized (waiting)
  21                                         {
  22                                                 waiting.set(false);
  23                                                 request.run();
  24                                         }
  25                                 });
  26                         }
  27                 }
  28         }
  29 }