cleanup
[enigma2.git] / lib / python / Components / HelpMenuList.py
index 103727a7520708b8be660020612b38c356fe65ff..99bd536db3d53bf0968d6e476358b386ed2e8f27 100644 (file)
@@ -13,48 +13,59 @@ class HelpMenuList(GUIComponent):
                self.onSelChanged = [ ]
                self.l = eListboxPythonMultiContent()
                self.callback = callback
-               
+
                l = [ ]
                for (actionmap, context, actions) in list:
                        for (action, help) in actions:
                                entry = [ ]
-                               
+
                                buttons = queryKeyBinding(context, action)
 
+                               # do not display entries which are not accessible from keys
+                               if not len(buttons):
+                                       continue
+
                                name = None
-                               
+                               flags = 0
+
                                for n in buttons:
-                                       name = getKeyDescription(n)
+                                       (name, flags) = (getKeyDescription(n[0]), n[1])
                                        if name is not None:
                                                break
 
+                               if flags & 8: # for long keypresses, prepend l_ into the key name.
+                                       name = ("l_" + name[0], name[1], name[2])
+
                                entry.append( (actionmap, context, action, name ) )
                                entry.append( (eListboxPythonMultiContent.TYPE_TEXT, 0, 0, 400, 28, 0, 0, help) )
-                               
+
                                l.append(entry)
-               
+
                self.l.setList(l)
-               
-               self.l.setFont(0, gFont("Regular", 26))
-       
+
+               self.l.setFont(0, gFont("Regular", 24))
+               self.l.setItemHeight(38)
+
        def ok(self):
                # a list entry has a "private" tuple as first entry...
-               l = self.l.getCurrentSelection()[0]
-               
+               l = self.getCurrent()
+               if l is None:
+                       return
                # ...containing (Actionmap, Context, Action, keydata).
                # we returns this tuple to the callback.
                self.callback(l[0], l[1], l[2])
-       
+
        def getCurrent(self):
-               return self.l.getCurrentSelection()[0]
+               sel = self.l.getCurrentSelection()
+               return sel and sel[0]
 
        GUI_WIDGET = eListbox
 
        def postWidgetCreate(self, instance):
                instance.setContent(self.l)
-               instance.setItemHeight(42)
+
                instance.selectionChanged.get().append(self.selectionChanged)
-               
+
        def selectionChanged(self):
                for x in self.onSelChanged:
                        x()