A tree provider class for the infoshapes in the page to be displayed in the dynamic expression editor tree.<q ref="core.gml:Object">Object</q>(c) SAP AG 2003-2006. All rights reserved. Creates a DEDataProvider object. Gets list of the infoshapes structures.The Id of the tree node to get.The requested child nodes array. Gets a specified tree node.The Id of the tree node to get.The requested tree node. Gets the root tree node.The root node.