AaronFiore/electrum
1
0
Fork 0
Code Activity

add can send/can receive (totals and per-channel), fiat, channel ratio indicator

Browse Source
This commit is contained in:
Sander van Grieken
2022-06-02 16:35:31 +02:00
parent 7ef52c6625
commit c3db1e5cc1
5 changed files with 147 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

66
electrum/gui/qml/qechannellistmodel.py
View File

@@ -5,24 +5,11 @@ from PyQt5.QtCore import Qt, QAbstractListModel, QModelIndex
from electrum.logging import get_logger
from electrum.util import Satoshis, register_callback
from electrum.lnutil import LOCAL, REMOTE
from .qetypes import QEAmount
class QEChannelListModel(QAbstractListModel):
def __init__(self, wallet, parent=None):
super().__init__(parent)
self.wallet = wallet
self.init_model()
interests = ['channel', 'channels_updated', 'gossip_peers',
'ln_gossip_sync_progress', 'unknown_channels',
'channel_db', 'gossip_db_loaded']
# To avoid leaking references to "self" that prevent the
# window from being GC-ed when closed, callbacks should be
# methods of this class only, and specifically not be
# partials, lambdas or methods of subobjects. Hence...
register_callback(self.on_network, interests)
_logger = get_logger(__name__)
# define listmodel rolemap
@@ -33,6 +20,43 @@ class QEChannelListModel(QAbstractListModel):
_ROLE_MAP = dict(zip(_ROLE_KEYS, [bytearray(x.encode()) for x in _ROLE_NAMES]))
_ROLE_RMAP = dict(zip(_ROLE_NAMES, _ROLE_KEYS))
_network_signal = pyqtSignal(str, object)
def __init__(self, wallet, parent=None):
super().__init__(parent)
self.wallet = wallet
self.init_model()
self._network_signal.connect(self.on_network_qt)
interests = ['channel', 'channels_updated', 'gossip_peers',
'ln_gossip_sync_progress', 'unknown_channels',
'channel_db', 'gossip_db_loaded']
# To avoid leaking references to "self" that prevent the
# window from being GC-ed when closed, callbacks should be
# methods of this class only, and specifically not be
# partials, lambdas or methods of subobjects. Hence...
register_callback(self.on_network, interests)
def on_network(self, event, *args):
if event == 'channel':
# Handle in GUI thread (_network_signal -> on_network_qt)
self._network_signal.emit(event, args)
else:
self.on_network_qt(event, args)
def on_network_qt(self, event, args=None):
if event == 'channel':
wallet, channel = args
if wallet == self.wallet:
self.on_channel_updated(channel)
elif event == 'channels_updated':
wallet, = args
if wallet == self.wallet:
self.init_model() # TODO: remove/add less crude than full re-init
else:
self._logger.debug('unhandled event %s: %s' % (event, repr(args)))
def rowCount(self, index):
return len(self.channels)
@@ -62,6 +86,8 @@ class QEChannelListModel(QAbstractListModel):
item['short_cid'] = lnc.short_id_for_GUI()
item['state'] = lnc.get_state_for_GUI()
item['capacity'] = QEAmount(amount_sat=lnc.get_capacity())
item['can_send'] = QEAmount(amount_msat=lnc.available_to_spend(LOCAL))
item['can_receive'] = QEAmount(amount_msat=lnc.available_to_spend(REMOTE))
self._logger.debug(repr(item))
return item
@@ -85,18 +111,6 @@ class QEChannelListModel(QAbstractListModel):
self.channels = channels
self.endInsertRows()
def on_network(self, event, *args):
if event == 'channel':
wallet, channel = args
if wallet == self.wallet:
self.on_channel_updated(channel)
elif event == 'channels_updated':
wallet, = args
if wallet == self.wallet:
self.init_model() # TODO: remove/add less crude than full re-init
else:
self._logger.debug('unhandled event %s: %s' % (event, repr(args)))
def on_channel_updated(self, channel):
i = 0
for c in self.channels: