+import sys
+import time
+
+from screens import *
+from skin import applyGUIskin
+
+# A screen is a function which instanciates all components of a screen into a temporary component.
+# Thus, the global stuff is a screen, too.
+# In a screen, components can either be instanciated from the class-tree, cloned (copied) or
+# "linked" from the instance tree.
+# A screen itself lives as the container of the components, so a screen is a component, too.
+
+# we thus have one (static) hierarchy of screens (classes, not instances)
+# and one with the instanciated components itself (both global and dynamic)
+
+def dump(dir, p = ""):
+ if isinstance(dir, dict):
+ for (entry, val) in dir.items():
+ dump(val, p + "/" + entry)
+ print p + ":" + str(dir.__class__)
+
+# defined components
+components = {}
+
+# do global
+screens["global"](components)
+
+# test our screens
+components["$001"] = screens["testDialog"]()
+
+print "*** classes:"
+dump(screens)
+
+print "*** instances:"
+dump(components)
+
+# display
+
+class OutputDevice:
+ def create(self, screen): pass
+
+# display: HTML
+
+class HTMLOutputDevice(OutputDevice):
+ def create(self, comp):
+ print comp.produceHTML()
+
+html = HTMLOutputDevice()
+
+class GUIOutputDevice(OutputDevice):
+ parent = None
+ def create(self, comp):
+ comp.createGUIScreen(self.parent)
+
+class Session:
+ def __init__(self):
+ self.desktop = None
+ self.delayTimer = eTimer()
+ self.delayTimer.timeout.get().append(self.processDelay)
+
+ self.currentDialog = None