more fixes for kivy

gui/kivy/main_window.py

@@ -418,10 +418,11 @@ class ElectrumWindow(App):
         if not path:
             return
         wallet = self.daemon.load_wallet(path)
-        if wallet != self.wallet:
-            self.stop_wallet()
-            self.load_wallet(wallet)
-            self.on_resume()
+        if wallet:
+            if wallet != self.wallet:
+                self.stop_wallet()
+                self.load_wallet(wallet)
+                self.on_resume()
         else:
             Logger.debug('Electrum: Wallet not found. Launching install wizard')
             wizard = Factory.InstallWizard(self.electrum_config, self.network, path)
@@ -537,7 +538,6 @@ class ElectrumWindow(App):
     @profiler
     def load_wallet(self, wallet):
         self.wallet = wallet
-        self.current_account = self.wallet.storage.get('current_account', None)
         self.update_wallet()
         # Once GUI has been initialized check if we want to announce something
         # since the callback has been called before the GUI was initialized
@@ -560,7 +560,7 @@ class ElectrumWindow(App):
             elif server_lag > 1:
                 status = _("Server lagging (%d blocks)"%server_lag)
             else:
-                c, u, x = self.wallet.get_balance(self.current_account)
+                c, u, x = self.wallet.get_balance()
                 text = self.format_amount(c+x+u)
                 status = str(text.strip() + ' ' + self.base_unit)
         else:
@@ -790,12 +790,16 @@ class ElectrumWindow(App):
     def _show_seed(self, label, password):
         if self.wallet.has_password() and password is None:
             return
+        keystore = self.wallet.keystore
         try:
-            seed = self.wallet.get_seed(password)
+            seed = keystore.get_seed(password)
+            passphrase = keystore.get_passphrase(password)
         except:
             self.show_error("Invalid PIN")
             return
         label.text = _('Seed') + ':\n' + seed
+        if passphrase:
+            label.text += '\n\n' + _('Passphrase') + ': ' + passphrase
 
     def change_password(self, cb):
         if self.wallet.has_password():

gui/kivy/uix/screens.py

@@ -157,7 +157,7 @@ class HistoryScreen(CScreen):
     def update(self, see_all=False):
         if self.app.wallet is None:
             return
-        history = reversed(self.app.wallet.get_history(self.app.current_account))
+        history = reversed(self.app.wallet.get_history())
         history_card = self.screen.ids.history_container
         history_card.clear_widgets()
         count = 0

lib/base_wizard.py

@@ -118,14 +118,16 @@ class BaseWizard(object):
                 ('create_seed', _('Create a new seed')),
                 ('restore_from_seed', _('I already have a seed')),
                 ('restore_from_key', _('Use public or private keys')),
-                ('choose_hw_device',  _('Use a hardware device')),
             ]
+            if not self.is_kivy:
+                choices.append(('choose_hw_device',  _('Use a hardware device')))
         else:
             message = _('Add a cosigner to your multi-sig wallet')
             choices = [
                 ('restore_from_key', _('Enter cosigner key')),
-                ('choose_hw_device',  _('Cosign with hardware device')),
             ]
+            if not self.is_kivy:
+                choices.append(('choose_hw_device',  _('Cosign with hardware device')))
 
         self.choice_dialog(title=title, message=message, choices=choices, run_next=self.run)
 
@@ -281,7 +283,9 @@ class BaseWizard(object):
             self.run('create_wallet')
         elif self.wallet_type == 'multisig':
             if k.xpub in map(lambda x: x.xpub, self.keystores):
-                raise BaseException('duplicate key')
+                self.show_error(_('Error: duplicate master public key'))
+                self.run('choose_keystore')
+                return
             self.keystores.append(k)
             if len(self.keystores) == 1:
                 xpub = k.get_master_public_key()