plugin: nwc: add update timer to connection list

electrum/plugins/nwc/qt.py

@@ -32,7 +32,7 @@ from PyQt6.QtWidgets import (
     QTextEdit, QApplication, QSpinBox, QSizePolicy, QComboBox, QLineEdit,
 )
 from PyQt6.QtGui import QPixmap, QImage
-from PyQt6.QtCore import Qt
+from PyQt6.QtCore import Qt, QTimer
 
 from electrum.i18n import _
 from electrum.plugin import hook
@@ -197,6 +197,11 @@ class Plugin(NWCServerPlugin):
         vbox.addLayout(footer_buttons)
         d.setLayout(main_layout)
 
+        # update the list from time to time to see if budgets have changed
+        refresh_timer = QTimer(d)
+        refresh_timer.timeout.connect(update_connections_list)
+        refresh_timer.start(5_000)  # msec
+
         return bool(d.exec())
 
     def connection_info_input_dialog(self, window) -> Optional[str]: