implement proper 'destroy' functions in Converter

[enigma2.git] / lib / python / Components / Sources / Boolean.py

diff --git a/lib/python/Components/Sources/Boolean.py b/lib/python/Components/Sources/Boolean.py
index bd5222afa33008ccd305d213410de865d6c884c8..21c2c2b976222f8b31f324b87c24bcd49b37cce4 100644 (file)
--- a/lib/python/Components/Sources/Boolean.py
+++ b/lib/python/Components/Sources/Boolean.py
@@ -1,4 +1,5 @@
 from Source import Source
+from Components.Element import cached
 from enigma import eTimer
 
 # a small warning:
@@ -11,11 +12,16 @@ from enigma import eTimer
 class Boolean(Source, object):
        def __init__(self, fixed = False, function = None, poll = 0):
                Source.__init__(self)
+               self.function = function
+               self.fixed = fixed
                if poll > 0:
                        self.poll_timer = eTimer()
                        self.poll_timer.timeout.get().append(self.poll)
                        self.poll_timer.start(poll)
+               else:
+                       self.poll_timer = None
 
+       @cached
        def getBoolean(self):
                if self.function is not None:
                        return self.function()
@@ -26,3 +32,7 @@ class Boolean(Source, object):
 
        def poll(self):
                self.changed((self.CHANGED_ALL,))
+
+       def destroy(self):
+               if self.poll_timer:
+                       self.poll_timer.timeout.get().remove(self.poll)