From 59948d725c243dd6fd289561ada9ec23c587ed7b Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Thu, 15 Oct 2015 11:35:32 +0200
Subject: [PATCH] kivy: button that rotates base_unit

---
 gui/kivy/main_window.py             | 6 +++++-
 gui/kivy/uix/ui_screens/settings.kv | 8 ++++----
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/gui/kivy/main_window.py b/gui/kivy/main_window.py
index eb940e622..6ffb5a86e 100644
--- a/gui/kivy/main_window.py
+++ b/gui/kivy/main_window.py
@@ -52,6 +52,8 @@ base_units = {'BTC':8, 'mBTC':5, 'uBTC':2}
 
 class ElectrumWindow(App):
 
+    electrum_config = ObjectProperty(None)
+
     def _get_bu(self):
         return self.electrum_config.get('base_unit', 'mBTC')
 
@@ -64,7 +66,9 @@ class ElectrumWindow(App):
 
     base_unit = AliasProperty(_get_bu, _set_bu)
 
-    electrum_config = ObjectProperty(None)
+    def _rotate_bu(self):
+        keys = sorted(base_units.keys())
+        self.base_unit = keys[ (keys.index(self.base_unit) + 1) % len(keys)]
 
     status = StringProperty(_('Not Connected'))
 
diff --git a/gui/kivy/uix/ui_screens/settings.kv b/gui/kivy/uix/ui_screens/settings.kv
index 13a7e1672..0e1b2701d 100644
--- a/gui/kivy/uix/ui_screens/settings.kv
+++ b/gui/kivy/uix/ui_screens/settings.kv
@@ -13,13 +13,13 @@ Popup:
                 text: _('Base unit')
                 height: '48dp'
                 size_hint: 1, None
-            Spinner:
+            Button:
                 text: app.base_unit
-                values: ('BTC', 'mBTC')
                 size_hint: 1, None
                 height: '48dp'
-                on_text: app.base_unit = self.text
-
+                on_release:
+                    app._rotate_bu()
+                    self.text = app.base_unit
             Label:
                 size_hint: 1, None
                 text: 'OpenAlias'