lightning network dialog

electrum/gui/qt/__init__.py

@@ -55,6 +55,7 @@ from .util import get_default_language, read_QIcon, ColorScheme, custom_message_
 from .main_window import ElectrumWindow
 from .network_dialog import NetworkDialog
 from .stylesheet_patcher import patch_qt_stylesheet
+from .lightning_dialog import LightningDialog
 
 
 class OpenFileEventFilter(QObject):
@@ -107,8 +108,8 @@ class ElectrumGui(Logger):
         self.timer.setSingleShot(False)
         self.timer.setInterval(500)  # msec
 
-        self.nd = None
+        self.network_dialog = None
-        self.watchtower_window = None
+        self.lightning_dialog = None
         self.network_updated_signal_obj = QNetworkUpdatedSignalObject()
         self._num_wizards_in_progress = 0
         self._num_wizards_lock = threading.Lock()
@@ -148,7 +149,7 @@ class ElectrumGui(Logger):
             m = self.tray.contextMenu()
             m.clear()
         if self.config.get('lightning'):
-            m.addAction(_("Watchtower"), self.show_watchtower_dialog)
+            m.addAction(_("Lightning"), self.show_lightning_dialog)
         for window in self.windows:
             name = window.wallet.basename()
             submenu = m.addMenu(name)
@@ -181,33 +182,32 @@ class ElectrumGui(Logger):
     def close(self):
         for window in self.windows:
             window.close()
-        if self.nd:
+        if self.network_dialog:
-            self.nd.close()
+            self.network_dialog.close()
-        if self.watchtower_window:
+        if self.lightning_dialog:
-            self.watchtower_window.close()
+            self.lightning_dialog.close()
 
     def new_window(self, path, uri=None):
         # Use a signal as can be called from daemon thread
         self.app.new_window_signal.emit(path, uri)
 
-    def show_watchtower_dialog(self, parent=None):
+    def show_lightning_dialog(self):
-        from .watchtower_window import WatchTowerWindow
+        if not self.lightning_dialog:
-        if not self.watchtower_window:
+            self.lightning_dialog = LightningDialog(self)
-            self.watchtower_window = WatchTowerWindow(self)
+        self.lightning_dialog.bring_to_top()
-        self.watchtower_window.bring_to_top()
 
     def show_network_dialog(self, parent):
         if not self.daemon.network:
             parent.show_warning(_('You are using Electrum in offline mode; restart Electrum if you want to get connected'), title=_('Offline'))
             return
-        if self.nd:
+        if self.network_dialog:
-            self.nd.on_update()
+            self.network_dialog.on_update()
-            self.nd.show()
+            self.network_dialog.show()
-            self.nd.raise_()
+            self.network_dialog.raise_()
             return
-        self.nd = NetworkDialog(self.daemon.network, self.config,
+        self.network_dialog = NetworkDialog(self.daemon.network, self.config,
                                 self.network_updated_signal_obj)
-        self.nd.show()
+        self.network_dialog.show()
 
     def _create_window_for_wallet(self, wallet):
         w = ElectrumWindow(self, wallet)

electrum/gui/qt/channels_list.py

@@ -23,7 +23,6 @@ class ChannelsList(MyTreeView):
         self.main_window = parent
         self.update_rows.connect(self.do_update_rows)
         self.update_single_row.connect(self.do_update_single_row)
-        self.status = QLabel('')
 
     def format_fields(self, chan):
         labels = {}
@@ -98,19 +97,10 @@ class ChannelsList(MyTreeView):
 
     def get_toolbar(self):
         h = QHBoxLayout()
-        h.addWidget(self.status)
         h.addStretch()
         h.addWidget(EnterButton(_('Open Channel'), self.new_channel_dialog))
         return h
 
-    def update_status(self):
-        network = self.parent.network
-        if network.lngossip is None:
-            return
-        channel_db = self.parent.network.channel_db
-        num_peers = sum([p.initialized.is_set() for p in network.lngossip.peers.values()])
-        msg = _('{} peers, {} nodes, {} channels.').format(num_peers, channel_db.num_nodes, channel_db.num_channels)
-        self.status.setText(msg)
 
     def statistics_dialog(self):
         channel_db = self.parent.network.channel_db

electrum/gui/qt/lightning_dialog.py

@@ -62,23 +62,29 @@ class WatcherList(MyTreeView):
             self.model().insertRow(self.model().rowCount(), items)
 
 
-class WatchTowerWindow(QDialog):
+class LightningDialog(QDialog):
 
     def __init__(self, gui_object):
         QDialog.__init__(self)
         self.gui_object = gui_object
         self.config = gui_object.config
-        self.lnwatcher = gui_object.daemon.network.lnwatcher
+        self.network = gui_object.daemon.network
-        self.setWindowTitle(_('Watchtower'))
+        self.lnwatcher = self.network.lnwatcher
+        self.setWindowTitle(_('Lightning'))
         self.setMinimumSize(600, 20)
         watchtower_url = self.config.get('watchtower_url')
         self.watchtower_e = QLineEdit(watchtower_url)
-        self.channel_list = WatcherList(self)
+        self.watcher_list = WatcherList(self)
+        # channel_db
+        network_w = QWidget()
+        network_vbox = QVBoxLayout(network_w)
+        self.status = QLabel('')
+        network_vbox.addWidget(self.status)
         # local
         local_w = QWidget()
         vbox_local = QVBoxLayout(local_w)
         vbox_local.addWidget(WWLabel(help_about))
-        vbox_local.addWidget(self.channel_list)
+        vbox_local.addWidget(self.watcher_list)
         # remote
         remote_w = QWidget()
         vbox_remote = QVBoxLayout(remote_w)
@@ -90,14 +96,24 @@ class WatchTowerWindow(QDialog):
         vbox_remote.addStretch(1)
         # tabs
         tabs = QTabWidget()
-        tabs.addTab(local_w, _('Local'))
+        tabs.addTab(network_w, _('Network'))
-        tabs.addTab(remote_w, _('Remote'))
+        tabs.addTab(local_w, _('Watchtower'))
+        tabs.addTab(remote_w, _('Settings'))
         vbox = QVBoxLayout(self)
         vbox.addWidget(tabs)
         b = QPushButton(_('Close'))
         b.clicked.connect(self.on_close)
         vbox.addLayout(Buttons(b))
-        self.channel_list.update()
+        self.watcher_list.update()
+        self.gui_object.timer.timeout.connect(self.update_status)
+
+    def update_status(self):
+        if self.network.lngossip is None:
+            return
+        channel_db = self.network.channel_db
+        num_peers = sum([p.initialized.is_set() for p in self.network.lngossip.peers.values()])
+        msg = _('{} peers, {} nodes, {} channels.').format(num_peers, channel_db.num_nodes, channel_db.num_channels)
+        self.status.setText(msg)
 
     def on_close(self):
         url = self.watchtower_e.text()

electrum/gui/qt/main_window.py

@@ -157,8 +157,6 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
 
         self.create_status_bar()
         self.need_update = threading.Event()
-        self.need_update_ln = threading.Event()
-
         self.decimal_point = config.get('decimal_point', DECIMAL_POINT_DEFAULT)
         try:
             decimal_point_to_base_unit_name(self.decimal_point)
@@ -224,7 +222,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
             interests = ['wallet_updated', 'network_updated', 'blockchain_updated',
                          'new_transaction', 'status',
                          'banner', 'verified', 'fee', 'fee_histogram', 'on_quotes',
-                         'on_history', 'channel', 'channels', 'ln_status', 'ln_message',
+                         'on_history', 'channel', 'channels', 'ln_message',
                          'ln_payment_completed']
             # To avoid leaking references to "self" that prevent the
             # window from being GC-ed when closed, callbacks should be
@@ -374,8 +372,6 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
         elif event == 'channel':
             self.channels_list.update_single_row.emit(*args)
             self.update_status()
-        elif event == 'ln_status':
-            self.need_update_ln.set()
         elif event == 'ln_payment_completed':
             # FIXME it is really inefficient to force update the whole GUI
             # just for a single LN payment. individual rows in lists should be updated instead.
@@ -638,7 +634,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
         tools_menu.addAction(_("Electrum preferences") if sys.platform == 'darwin' else _("Preferences"), self.settings_dialog)
         tools_menu.addAction(_("&Network"), lambda: self.gui_object.show_network_dialog(self))
         if self.config.get('lightning'):
-            tools_menu.addAction(_("&Watchtower"), lambda: self.gui_object.show_watchtower_dialog(self))
+            tools_menu.addAction(_("&Lightning"), self.gui_object.show_lightning_dialog)
         tools_menu.addAction(_("&Plugins"), self.plugins_dialog)
         tools_menu.addSeparator()
         tools_menu.addAction(_("&Sign/verify message"), self.sign_verify_message)