class Constraint(object):
def __init__(self):
self.type = None
self.parent = None
self.child = None
def from_xml(self, node, doc):
self.type = node.getAttribute("type")
for c in node.childNodes:
if c.nodeType == c.ELEMENT_NODE:
if c.nodeName == "parent":
for cc in c.childNodes:
if cc.nodeType == cc.ELEMENT_NODE:
if cc.nodeName == "region":
self.parent = Region()
self.parent.from_xml( cc, doc )
elif c.nodeName == "child":
for cc in c.childNodes:
if cc.nodeType == cc.ELEMENT_NODE:
if cc.nodeName == "region":
self.child = Region()
self.child.from_xml( cc, doc )
def to_xml(self, parentNode, doc):
node = doc.createElement("region")
parentNode.appendChild(node)
node.setAttribute("type", self.type)
if self.parent != None:
p_node = doc.createElement("parent")
node.appendChild(p_node)
self.parent.to_xml(p_node, doc)
if self.child != None:
c_node = doc.createElement("child")
node.appendChild(c_node)
self.child.to_xml(c_node, doc)
