kivy: choice_dialog and load_wallet_by_name

gui/kivy/main_window.py

@@ -310,17 +310,21 @@ class ElectrumWindow(App):
             win.bind(keyboard_height=self.on_keyboard_height)
 
         self.on_size(win, win.size)
-        config = self.electrum_config
-        storage = WalletStorage(config.get_wallet_path())
+        self.load_wallet_by_name(self.electrum_config.get_wallet_path())
 
-        Logger.info('Electrum: Check for existing wallet')
+    def load_wallet_by_name(self, wallet_path):
+        if not wallet_path:
+            return
+        self.stop_wallet()
 
+        config = self.electrum_config
+        storage = WalletStorage(wallet_path)
+        Logger.info('Electrum: Check for existing wallet')
         if storage.file_exists:
             wallet = Wallet(storage)
             action = wallet.get_action()
         else:
             action = 'new'
-
         if action is not None:
             # start installation wizard
             Logger.debug('Electrum: Wallet not found. Launching install wizard')
@@ -330,10 +334,25 @@ class ElectrumWindow(App):
         else:
             wallet.start_threads(self.network)
             self.on_wizard_complete(None, wallet)
-
         self.on_resume()
 
+    def create_wallet_dialog(self):
+        from uix.dialogs.label_dialog import LabelDialog
+        d = LabelDialog(_('Enter wallet name'), '', self.load_wallet_by_name)
+        d.open()
+
+    def unit_dialog(self, item):
+        from uix.dialogs.choice_dialog import ChoiceDialog
+        def cb(text):
+            self._set_bu(text)
+            item.bu = self.base_unit
+        d = ChoiceDialog(_('Denomination'), sorted(base_units.keys()), self.base_unit, cb)
+        d.open()
+
     def on_stop(self):
+        self.stop_wallet()
+
+    def stop_wallet(self):
         if self.wallet:
             self.wallet.stop_threads()
 
@@ -438,7 +457,7 @@ class ElectrumWindow(App):
             interests = ['updated', 'status', 'new_transaction']
             self.network.register_callback(self.on_network, interests)
 
-        self.wallet = None
+        #self.wallet = None
         self.tabs = self.root.ids['tabs']
 
     def on_network(self, event, *args):

gui/kivy/uix/dialogs/choice_dialog.py

@@ -0,0 +1,62 @@
+from kivy.app import App
+from kivy.factory import Factory
+from kivy.properties import ObjectProperty
+from kivy.lang import Builder
+from kivy.uix.checkbox import CheckBox
+from kivy.uix.label import Label
+
+Builder.load_string('''
+<ChoiceDialog@Popup>
+    id: popup
+    title: ''
+    size_hint: 0.8, 0.8
+    pos_hint: {'top':0.9}
+    BoxLayout:
+        orientation: 'vertical'
+        Widget:
+            size_hint: 1, 0.2
+        GridLayout:
+            orientation: 'vertical'
+            id: choices
+            cols: 2
+            size_hint: 1, 0.8
+        Widget:
+            size_hint: 1, 0.8
+        BoxLayout:
+            orientation: 'horizontal'
+            size_hint: 1, 0.5
+            Button:
+                text: 'Cancel'
+                size_hint: 0.5, None
+                height: '48dp'
+                on_release: popup.dismiss()
+            Button:
+                text: 'OK'
+                size_hint: 0.5, None
+                height: '48dp'
+                on_release:
+                    root.callback(popup.value)
+                    popup.dismiss()
+''')
+
+class ChoiceDialog(Factory.Popup):
+
+    def __init__(self, title, choices, value, callback):
+        Factory.Popup.__init__(self)
+        for k in choices:
+            l = Label(text=k)
+            l.height = '48dp'
+            l.size_hint_y = 1
+            cb = CheckBox(group='choices')
+            cb.value = k
+            cb.size_hint_y = 1
+            def f(cb, x):
+                if x: self.value = cb.value
+            cb.bind(active=f)
+            if k == value:
+                cb.active = True
+            self.ids.choices.add_widget(l)
+            self.ids.choices.add_widget(cb)
+        self.callback = callback
+        self.title = title
+        self.value = value

gui/kivy/uix/ui_screens/settings.kv

@@ -1,7 +1,6 @@
 Popup:
     id: settings
     title: _('Settings')
-
     BoxLayout:
         orientation: 'vertical'
         SettingsItem:
@@ -12,19 +11,17 @@ Popup:
                 self.title = _('PIN Code') + ' (%s)'%('ON' if app.wallet.use_encryption else 'OFF')
         CardSeparator
         SettingsItem:
-            title: _('Denomination') + ' (' + app.base_unit + ')'
+            bu: app.base_unit
+            title: _('Denomination') + ' (' + self.bu + ')'
             description: _("Base unit for Bitcoin amounts.")
             on_release:
-                app._rotate_bu()
-                self.title = _('Denomination') + ' (' + app.base_unit + ')'
+                app.unit_dialog(self)
         CardSeparator
         SettingsItem:
             title: _('OpenAlias')
             description: "Email-like address."
-
         Widget:
             size_hint: 1, 1
-
         BoxLayout:
             Widget:
                 size_hint: 0.5, None

gui/kivy/uix/ui_screens/wallets.kv

@@ -5,31 +5,41 @@ Popup:
     id: popup
     BoxLayout:
         orientation: 'vertical'
-        GridLayout:
+        Label:
+            id: text_input
+            height: '32dp'
+            size_hint_y: None
+            text: os.path.basename(app.wallet.storage.path)
+        Widget
             size_hint_y: None
-            cols: 2
-            Label:
-                height: '32dp'
-                size_hint_y: None
-                text: _('Wallet file') + ':'
-            TextInput:
-                id: text_input
-                height: '32dp'
-                size_hint_y: None
-                text: os.path.basename(app.wallet.storage.path)
 
-        FileChooserIconView:
+        FileChooserListView:
             id: wallet_selector
             path: os.path.dirname(app.wallet.storage.path)
-            on_selection: text_input.text = os.path.basename(self.selection[0]) if self.selection else ''
+            on_selection:
+                text_input.text = os.path.basename(self.selection[0]) if self.selection else ''
             size_hint: 1, 1
 
-        BoxLayout:
-            Widget:
+        GridLayout:
+            cols: 3
+            size_hint_y: None
+            Button:
                 size_hint: 0.5, None
+                height: '48dp'
+                text: _('Create')
+                on_release:
+                    popup.dismiss()
+                    app.create_wallet_dialog()
+            Button:
+                size_hint: 0.5, None
+                height: '48dp'
+                text: _('Open')
+                on_release:
+                    popup.dismiss()
+                    app.open_wallet(text_input.text)
             Button:
                 size_hint: 0.5, None
                 height: '48dp'
-                text: _('OK')
+                text: _('Cancel')
                 on_release:
                     popup.dismiss()

lib/transaction.py

@@ -761,6 +761,7 @@ class Transaction:
         return out
 
     def sign(self, keypairs):
+        print "sign"
         for i, txin in enumerate(self.inputs):
             num = txin['num_sig']
             for x_pubkey in txin['x_pubkeys']: