question: returns the next previous of the current graphicsnode . if the current graphics node does not have a previous sibling , 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 parentGraphicsNode 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 ( ) { GraphicsNode loc0 = getPreviousSibling ( currentNode ) ; if ( loc0 != null ) { currentNode = loc0 ; } return loc0 ; }