--- a/svgui/svgui.py	Wed Mar 13 12:34:55 2013 +0900
+++ b/svgui/svgui.py	Wed Jul 31 10:45:07 2013 +0900
@@ -5,12 +5,13 @@
 
 from POULibrary import POULibrary
 from docutil import open_svg
+from py_ext import PythonFileCTNMixin
 
 class SVGUILibrary(POULibrary):
     def GetLibraryPath(self):
         return os.path.join(os.path.split(__file__)[0], "pous.xml") 
 
-class SVGUI:
+class SVGUI(PythonFileCTNMixin):
 
     ConfNodeMethods = [
         {"bitmap" : "ImportSVG",
@@ -26,13 +27,21 @@
     def ConfNodePath(self):
         return os.path.join(os.path.dirname(__file__))
 
-    def _getSVGpath(self):
-        # define name for IEC raw code file
-        return os.path.join(self.CTNPath(), "gui.svg")
+    def _getSVGpath(self, project_path=None):
+        if project_path is None:
+            project_path = self.CTNPath()
+        # define name for SVG file containing gui layout
+        return os.path.join(project_path, "gui.svg")
 
     def _getSVGUIserverpath(self):
         return os.path.join(os.path.dirname(__file__), "svgui_server.py")
 
+    def OnCTNSave(self, from_project_path=None):
+        if from_project_path is not None:
+            shutil.copyfile(self._getSVGpath(from_project_path),
+                            self._getSVGpath())
+        return PythonFileCTNMixin.OnCTNSave(self, from_project_path)
+
     def CTNGenerate_C(self, buildpath, locations):
         """
         Return C code generated by iec2c compiler 
@@ -72,10 +81,10 @@
         runtimefile = open(runtimefile_path, 'w')
         runtimefile.write(svguiservercode % {"svgfile" : "gui.svg"})
         runtimefile.write("""
-def _runtime_%(location)s_begin():
+def _runtime_%(location)s_start():
     website.LoadHMI(%(svgui_class)s, %(jsmodules)s)
     
-def _runtime_%(location)s_cleanup():
+def _runtime_%(location)s_stop():
     website.UnLoadHMI()
     
 """ % {"location": location_str,