/**
* Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.web.analytics;
/**
* Interface for classes that need to know when viewports are created, modified and deleted.
*/
/* package */ interface ViewportListener {
void viewportCreated(ViewportDefinition viewportDef, GridStructure gridStructure);
void viewportUpdated(ViewportDefinition currentDef, ViewportDefinition newDef, GridStructure gridStructure);
void viewportDeleted(ViewportDefinition viewportDef, GridStructure gridStructure);
}