question: returns the parent of the current graphicsnode . if the current graphics node has no parent , returns null and retains the current node . concode_field_sep GraphicsNode gvtRoot concode_elem_sep GraphicsNode currentNode concode_elem_sep GraphicsNode treeRoot concode_field_sep GraphicsNode getPreviousSibling concode_elem_sep GraphicsNode getPreviousSibling concode_elem_sep GraphicsNode getNextSibling concode_elem_sep GraphicsNode getNextSibling concode_elem_sep GraphicsNode nextGraphicsNode concode_elem_sep GraphicsNode getGVTRoot concode_elem_sep void setCurrentGraphicsNode concode_elem_sep GraphicsNode getNextGraphicsNode concode_elem_sep GraphicsNode getPreviousGraphicsNode concode_elem_sep GraphicsNode previousGraphicsNode concode_elem_sep GraphicsNode getLastChild concode_elem_sep GraphicsNode firstChild concode_elem_sep GraphicsNode lastChild concode_elem_sep GraphicsNode getCurrentGraphicsNode concode_elem_sep GraphicsNode getFirstChild concode_elem_sep GraphicsNode getRoot
target: GraphicsNode function ( ) { if ( currentNode == treeRoot ) return null ; GraphicsNode loc0 = currentNode . getParent ( ) ; if ( loc0 != null ) { currentNode = loc0 ; } return loc0 ; }