+ def GUIcreate(self, parent, skindata):
+ self.instance = eListbox(parent)
+ self.instance.setContent(self.l)
+
+ def GUIdelete(self):
+ self.instance.setContent(None)
+ del self.instance
+
+class ServiceList(HTMLComponent, GUIComponent):
+ def __init__(self):
+ GUIComponent.__init__(self)
+ self.l = eListboxServiceContent()
+
+ def getCurrent(self):
+ r = eServiceReference()
+ self.l.getCurrent(r)
+ return r
+
+ def GUIcreate(self, parent, skindata):
+ self.instance = eListbox(parent)
+ self.instance.setContent(self.l)
+
+ def GUIdelete(self):
+ del self.instance
+
+ def setRoot(self, root):
+ self.l.setRoot(root)
+
+ # mark stuff
+ def clearMarked(self):
+ self.l.clearMarked()
+
+ def isMarked(self, ref):
+ return self.l.isMarked(ref)
+
+ def addMarked(self, ref):
+ self.l.addMarked(ref)
+
+ def removeMarked(self, ref):
+ self.l.removeMarked(ref)
+
+class ServiceScan:
+
+ Idle = 1
+ Running = 2
+ Done = 3
+ Error = 4
+
+ Errors = {
+ 1: "error while scanning",
+ 2: "no resource manager",
+ 3: "no channel list"
+ }
+
+
+ def scanStatusChanged(self):
+ if self.state == self.Running:
+ self.progressbar.setValue(self.scan.getProgress())
+ if self.scan.isDone():
+ errcode = self.scan.getError()
+
+ if errcode == 0:
+ self.state = self.Done
+ else:
+ self.state = self.Error
+ self.errorcode = errcode
+ else:
+ self.text.setText("scan in progress - %d %% done!\n%d services found!" % (self.scan.getProgress(), self.scan.getNumServices()))
+
+ if self.state == self.Done:
+ self.text.setText("scan done!")
+
+ if self.state == self.Error:
+ self.text.setText("ERROR - failed to scan (%s)!" % (self.Errors[self.errorcode]) )
+
+ def __init__(self, progressbar, text):
+ self.progressbar = progressbar
+ self.text = text
+ self.scan = eComponentScan()
+ self.state = self.Idle
+ self.scanStatusChanged()
+
+ def execBegin(self):
+ self.scan.statusChanged.get().append(self.scanStatusChanged)
+ self.state = self.Running
+ if self.scan.start():
+ self.state = self.Error
+
+ self.scanStatusChanged()
+
+ def execEnd(self):
+ self.scan.statusChanged.get().remove(self.scanStatusChanged)
+ if not self.isDone():
+ print "*** warning *** scan was not finished!"
+
+ def isDone(self):
+ print "state is %d " % (self.state)
+ return self.state == self.Done or self.state == self.Error
+
+class ActionMap:
+ def __init__(self, contexts = [ ], actions = { }, prio=0):
+ self.actions = actions
+ self.contexts = contexts
+ self.prio = prio
+ self.p = eActionMapPtr()
+ eActionMap.getInstance(self.p)
+
+ def execBegin(self):
+ for ctx in self.contexts:
+ self.p.bindAction(ctx, self.prio, self.action)
+
+ def execEnd(self):
+ for ctx in self.contexts:
+ self.p.unbindAction(ctx, self.action)
+
+ def action(self, context, action):
+ print " ".join(("action -> ", context, action))
+ try:
+ self.actions[action]()
+ except KeyError:
+ print "unknown action %s/%s! typo in keymap?" % (context, action)
+
+class PerServiceDisplay(GUIComponent, VariableText):
+ """Mixin for building components which display something which changes on navigation events, for example "service name" """
+
+ def __init__(self, navcore, eventmap):
+ GUIComponent.__init__(self)
+ VariableText.__init__(self)
+ self.eventmap = eventmap
+ navcore.m_event.get().append(self.event)
+ self.navcore = navcore
+
+ # start with stopped state, so simulate that
+ self.event(pNavigation.evStopService)
+
+ def event(self, ev):
+ # loop up if we need to handle this event
+ if self.eventmap.has_key(ev):
+ # call handler
+ self.eventmap[ev]()
+
+ def createWidget(self, parent, skindata):
+ # by default, we use a label to display our data.
+ g = eLabel(parent)