update all non-master listboxes when any listbox changes
[enigma2.git] / lib / python / Components / Converter / StringList.py
index 1304c64..213f08b 100644 (file)
@@ -6,23 +6,33 @@ class StringList(Converter):
        """Turns a simple python list into a list which can be used in a listbox."""
        def __init__(self, type):
                Converter.__init__(self, type)
+               self.content = None
 
        def changed(self, what):
-               self.content = eListboxPythonStringContent()
+               if not self.content:
+                       self.content = eListboxPythonStringContent()
+
                if self.source:
                        self.content.setList(self.source.list)
                self.downstream_elements.changed(what)
 
        def selectionChanged(self, index):
                self.source.selectionChanged(index)
+
+       def setIndex(self, index):
                # update all non-master targets
                for x in self.downstream_elements:
                        if x is not self.master:
                                x.index = index
 
+       def getIndex(self, index):
+               return None
+       
+       index = property(getIndex, setIndex)
+
        @cached
        def getCurrent(self):
-               if self.source is None:
+               if self.source is None or self.index is None or self.index >= len(self.source.list):
                        return None
                return self.source.list[self.index]
 
@@ -38,5 +48,8 @@ class StringList(Converter):
        def setIndex(self, index):
                if self.master is not None:
                        self.master.index = index
-       
+
        index = property(getIndex, setIndex)
+
+       def entry_changed(self, index):
+               self.downstream_elements.entry_changed(index)