diff --git a/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorDialog.java b/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorDialog.java
index d776667..cdaf40e 100644
--- a/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorDialog.java
+++ b/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorDialog.java
@@ -58,10 +58,10 @@ public class MonitorDialog extends Window implements MonitorUpdaterListener {
 	protected ToolButton backgroundBtn;
 	
 	protected ArrayList<MonitorDialogListener> listeners = new ArrayList<MonitorDialogListener>();
+	protected ArrayList<MonitorDialogEventUIListener> monitorDialogEventUIListeners = new ArrayList<MonitorDialogEventUIListener>();
+	
 	private MonitorDetailPanel monitorDetailPanel;
 	
-	
-	
 	public MonitorDialog(String taskId, EventBus eventBus) {
 		this.eventBus = eventBus;
 		this.taskId=taskId;
@@ -228,6 +228,15 @@ public class MonitorDialog extends Window implements MonitorUpdaterListener {
 	public void removeProgressDialogListener(MonitorDialogListener listener) {
 		listeners.remove(listener);
 	}
+	
+	public void addProgressDialogListener(MonitorDialogEventUIListener listener) {
+		monitorDialogEventUIListeners.add(listener);
+	}
+
+	public void removeProgressDialogListener(MonitorDialogEventUIListener listener) {
+		monitorDialogEventUIListeners.remove(listener);
+	}
+	
 
 	@Override
 	public void monitorInitializing(OperationMonitor operationMonitor) {
@@ -358,6 +367,17 @@ public class MonitorDialog extends Window implements MonitorUpdaterListener {
 			listener.operationPutInBackground();
 	}
 	
+	protected void fireRequestAborted(){
+		for(MonitorDialogEventUIListener listener: monitorDialogEventUIListeners){
+			listener.requestAborted();
+		}
+	}
+	
+	protected void fireRequestPutInBackground(){
+		for(MonitorDialogEventUIListener listener: monitorDialogEventUIListeners){
+			listener.requestPutInBackground();
+		}
+	}
 
 	/**
 	 * {@inheritDoc}
diff --git a/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorUpdater.java b/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorUpdater.java
index 7a30a4c..aed1fc9 100644
--- a/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorUpdater.java
+++ b/src/main/java/org/gcube/portlets/user/td/monitorwidget/client/MonitorUpdater.java
@@ -223,7 +223,7 @@ public class MonitorUpdater extends Timer implements MonitorDialogEventUIListene
 
 	@Override
 	public void requestAborted() {
-		// TODO Auto-generated method stub
+		operationMonitorSession.setAbort(true);
 		
 	}