diff --git a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
index dd3de7c..464ce6b 100644
--- a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
+++ b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
@@ -338,7 +338,13 @@ public class MainBox extends TabPanel {
 		}
 		return rowsId;
 	}
-
+	
+	/**
+	 * Retrieve ColumnName of column selected
+	 * 
+	 * @param columnSelected
+	 * @return
+	 */
 	public String getColumnName(int columnSelected) {
 		String columnName = null;
 		Widget active = getActiveWidget();
@@ -349,6 +355,23 @@ public class MainBox extends TabPanel {
 		}
 		return columnName;
 	}
+	
+	/**
+	 * Retrieve ColumnLocalId of column selected
+	 * 
+	 * @param columnSelected
+	 * @return
+	 */
+	public String getColumnLocalId(int columnSelected){
+		String columnName = null;
+		Widget active = getActiveWidget();
+		if (active instanceof TDXPanel) {
+			TDXPanel tdxPanel = (TDXPanel) active;
+			columnName = tdxPanel.getTabularData()
+					.getColumnLocalId(columnSelected);
+		}
+		return columnName;
+	}
 
 	protected void retrieveTRName(
 			final TabularResourceDataView tabularResourceDataView) {
diff --git a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBoxPanel.java b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBoxPanel.java
index 42b239f..32c4e15 100644
--- a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBoxPanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBoxPanel.java
@@ -221,4 +221,8 @@ public class MainBoxPanel extends ContentPanel {
 	public String getColumnName(int columnSelected) {
 		return mainBox.getColumnName(columnSelected);
 	}
+	
+	public String getColumnLocalId(int columnSelected) {
+		return mainBox.getColumnLocalId(columnSelected);
+	}
 }
diff --git a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridContextMenu.java b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridContextMenu.java
index 0e33b85..a4a56f4 100644
--- a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridContextMenu.java
+++ b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridContextMenu.java
@@ -64,10 +64,11 @@ public class GridContextMenu {
 				Log.debug("gridPanel is: " + gridPanel);
 				if (gridPanel != null) {
 
-					RowRaw row = gridPanel.getSelectedRowAsRaw();
-					if (row != null) {
+					ArrayList<RowRaw> rows = gridPanel.getSelectedRowsAsRaw();
+					if (rows != null) {
 						GridContextMenuItemEvent eventGridContextMenu = new GridContextMenuItemEvent(
-								GridOperationId.ROWEDIT, row);
+								GridOperationId.ROWEDIT);
+						eventGridContextMenu.setRowsRaw(rows);
 						eventBus.fireEvent(eventGridContextMenu);
 					}
 				}
@@ -86,7 +87,8 @@ public class GridContextMenu {
 				if (gridPanel != null) {
 					ArrayList<String> rows = gridPanel.getSelectedRowsId();
 					GridContextMenuItemEvent eventGridContextMenu = new GridContextMenuItemEvent(
-							GridOperationId.ROWDELETE, rows);
+							GridOperationId.ROWDELETE);
+					eventGridContextMenu.setRows(rows);
 					eventBus.fireEvent(eventGridContextMenu);
 				}