More work on the theme manager

gloss.py

@@ -27,7 +27,9 @@ from myth.MythMySQL import mythDB
 
 #Load the theme manager
 themeMgr = ThemeMgr()
-themeMgr.get_texture("dslkjf")
+elem = themeMgr.get_texture("selector_bar")
+print themeMgr.find_child_value(elem.childNodes, "dimensions.width")
+
 
 class MainApp:
     def __init__ (self):

themeMgr.py

@@ -1,4 +1,5 @@
 import os
+import clutter
 from xml.dom import minidom
 
 class ThemeMgr:
@@ -38,25 +39,69 @@ class ThemeMgr:
 			
 	def get_texture(self, name):
 		texture_src = None
+		texture = clutter.Texture()
+
+		element = self.search_docs("texture", name)
+		#Quick check to make sure we found something
+		if element is None:
+			return None
+		
+		return element
+					
+	def setup_actor(self, actor, element):
+		pass
+	
+	#Loops through firstly the current theme files, then the default ones looking for an element of 'element_type' with an ID of 'element_id'
+	def search_docs(self, element_type, element_id):
 		texture_element = None
+		
 		#First loop through the current theme docs
 		for doc in self.docs:
-			temp_element = self.find_element(doc.getElementsByTagName("texture"), "id", "selector_bar")
+			temp_element = self.find_element(doc.getElementsByTagName(element_type), "id", element_id)
 			if not temp_element is None:
 				texture_element = temp_element
 		
-		#If texture_element is still equal to None, we check the defuault theme
+		#If texture_element is still equal to None, we check the default theme
 		if (texture_element is None) and (not self.docs == self.default_docs):
 			for doc in self.default_docs:
-				temp_element = self.find_element(doc.getElementsByTagName("texture"), "id", "selector_bar")
+				temp_element = self.find_element(doc.getElementsByTagName(element_type), "id", element_id)
 				if not temp_element is None:
 					texture_element = temp_element
 		
+		return texture_element
+	
+	#Simple utity function that is used by 'search_docs' to find a matching element in an array of elements
 	def find_element(self, elements, attribute, value):
 		for element in elements:
 			val = element.getAttribute(attribute)
 			if val == value:
-				print val
+				#print val
 				return element
 			
 		return None
+	
+	#Search through an element to find a value
+	#Specifying the element name in the format 'level1. value' will result in the function looping
+	def find_child_value(self, nodeList, value):
+		print "No Nodes: " + str(len(nodeList))
+		#Check whether the value is in the form "xxx.y"
+		values = value.find(".")
+		if not values == -1:
+			desiredTagName = value[:values]
+			#print "test " + value[(values+1):]
+			#print "blah" + tagName
+			for subnode in nodeList:
+				if subnode.nodeType == subnode.ELEMENT_NODE:
+					print "Tag Name: " + subnode.tagName
+					if subnode.tagName == desiredTagName:
+						# call function again to get children
+						return self.find_child_value(subnode.childNodes, value[(values+1):])
+		else:
+			for subnode in nodeList:
+				if subnode.nodeType == subnode.TEXT_NODE:
+					subnode = subnode.nextSibling
+					if subnode.localName == value:
+						valueNode = subnode.childNodes[0]
+						#print subnode.localName + ": " + valueNode.data
+						return valueNode.data
+