qml: show result dialog after password change

electrum/gui/qml/qewallet.py

@@ -673,7 +673,7 @@ class QEWallet(AuthMixin, QObject, QtEventListener):
         except InvalidPassword as e:
             return False
 
-    @pyqtSlot(str)
+    @pyqtSlot(str, result=bool)
     def setPassword(self, password):
         if password == '':
             password = None
@@ -682,16 +682,18 @@ class QEWallet(AuthMixin, QObject, QtEventListener):
 
         # HW wallet not supported yet
         if storage.is_encrypted_with_hw_device():
-            return
+            return False
 
         current_password = self.password if self.password != '' else None
 
         try:
-            self._logger.info(f'PW change from {current_password} to {password}')
+            self._logger.info('setting new password')
             self.wallet.update_password(current_password, password, encrypt_storage=True)
             self.password = password
+            return True
         except InvalidPassword as e:
             self._logger.exception(repr(e))
+            return False
 
     @pyqtSlot(str)
     def importAddresses(self, addresslist):