def update(self, *, network: Network, servers: dict, use_tor: bool):
self.clear()
# connected servers
connected_servers_item = QTreeWidgetItem([_("Connected nodes"), ''])
connected_servers_item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.TOPLEVEL)
chains = network.get_blockchains()
n_chains = len(chains)
for chain_id, interfaces in chains.items():
b = blockchain.blockchains.get(chain_id)
if b is None: continue
name = b.get_name()
if n_chains > 1:
x = QTreeWidgetItem([name + '@%d'%b.get_max_forkpoint(), '%d'%b.height()])
x.setData(0, self.ITEMTYPE_ROLE, self.ItemType.CHAIN)
x.setData(0, self.CHAIN_ID_ROLE, b.get_id())
else:
x = connected_servers_item
for i in interfaces:
star = ' *' if i == network.interface else ''
item = QTreeWidgetItem([f"{i.server.to_friendly_name()}" + star, '%d'%i.tip])
item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.CONNECTED_SERVER)
item.setData(0, self.SERVER_ADDR_ROLE, i.server)
item.setToolTip(0, str(i.server))
x.addChild(item)
if n_chains > 1:
connected_servers_item.addChild(x)
# disconnected servers
disconnected_servers_item = QTreeWidgetItem([_("Other known servers"), ""])
disconnected_servers_item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.TOPLEVEL)
connected_hosts = set([iface.host for ifaces in chains.values() for iface in ifaces])
protocol = PREFERRED_NETWORK_PROTOCOL
for _host, d in sorted(servers.items()):
if _host in connected_hosts:
continue
if _host.endswith('.onion') and not use_tor:
continue
port = d.get(protocol)
if port:
server = ServerAddr(_host, port, protocol=protocol)
item = QTreeWidgetItem([server.net_addr_str(), ""])
item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.DISCONNECTED_SERVER)
item.setData(0, self.SERVER_ADDR_ROLE, server)
disconnected_servers_item.addChild(item)
self.addTopLevelItem(connected_servers_item)
self.addTopLevelItem(disconnected_servers_item)
connected_servers_item.setExpanded(True)
for i in range(connected_servers_item.childCount()):
connected_servers_item.child(i).setExpanded(True)
disconnected_servers_item.setExpanded(True)
# headers
h = self.header()
h.setStretchLastSection(False)
h.setSectionResizeMode(0, QHeaderView.Stretch)
h.setSectionResizeMode(1, QHeaderView.ResizeToContents)
super().update()
def set_server(self, server: ServerAddr):
self.parent.server_e.setText(server.net_addr_str())
self.parent.set_server()
