class Timeline(gtk.ScrolledWindow):
twitter = None
def __init__(self):
gtk.ScrolledWindow.__init__(self)
self.timeline = None
self.stream = None
# Add treeview to scrolledwindow
self.view = StatusView()
self.add(self.view)
# Scrollbar policy
self.set_policy(gtk.POLICY_NEVER, gtk.POLICY_ALWAYS)
self.set_shadow_type(gtk.SHADOW_IN)
self.connect("destroy", self.on_destroy)
# Auto scroll to top setup
vadj = self.get_vadjustment()
self.vadj_upper = vadj.upper
self.vadj_lock = False
vadj.connect("changed", self.on_vadjustment_changed)
vadj.connect("value-changed", self.on_vadjustment_value_changed)
# Start Sync Timeline (new twitter timeline thread create)
def set_timeline(self, method, interval, counts, args, kwargs):
self.timeline = TimelineThread(method, interval, counts, args, kwargs)
def set_stream(self, method, kwargs = {}):
self.stream = StreamingThread(method, kwargs = kwargs)
def start_timeline(self):
if self.timeline and not self.timeline.is_alive():
# Set Event Hander (exec in every get timeline
self.timeline.on_received_status = self.on_received_statuses
# Start Timeline sync thread
self.timeline.start()
def start_stream(self):
if self.stream and not self.stream.is_alive():
self.stream.on_received_status = self.on_received_statuses
self.stream.start()
# Reload Timeline
def reload(self):
if self.timeline != None and not self.timeline.lock.isSet():
# lock flag set (unlock)
self.timeline.lock.set()
# Get timeline ids
def get_timeline_ids(self):
timeline = self.timeline.timeline if self.timeline != None else set()
stream = self.stream.timeline if self.stream != None else set()
return timeline.union(stream)
# FIXME for notify event
def get_processing_ids(self):
timeline = self.timeline._processing if self.timeline != None else set()
stream = self.stream._processing if self.stream != None else set()
return timeline.union(stream)
def on_received_statuses(self, ids):
statuses = ids.difference(self.get_timeline_ids())
self.view.prepend_new_statuses(statuses)
if not self.timeline or not self.timeline._initial_load:
for i in statuses:
self.on_status_added(i)
def on_status_added(self, ids): pass
########################################
# Gtk Signal Events
# Scroll to top if upper(list length) changed Event
def on_vadjustment_changed(self, adj):
if not self.vadj_lock and self.vadj_upper < adj.upper:
if len(self.view.store):
self.view.scroll_to_cell((0,))
self.view.added = False
self.vadj_upper = adj.upper
self.vadj_len = len(self.view.store)
def on_vadjustment_value_changed(self, adj):
if adj.value == 0.0:
self.vadj_lock = False
elif self.vadj_upper == adj.upper and not self.view.added:
self.vadj_lock = True
def on_destroy(self, widget):
if self.timeline != None:
self.timeline.destroy()
if self.stream != None:
self.stream.destroy()
self.view.destroy()
