electrum

commit b1dc281cbac03417383114746627128283810828
parent d5d9f5b46cf9cea6e4770d22396c28e82ebb3b2b
Author: SomberNight <somber.night@protonmail.com>
Date:   Sun,  8 Sep 2019 15:41:10 +0200

kivy amount_dialog: truncate btc amounts to max precision

closes #5624

Diffstat:
M
electrum/gui/kivy/uix/dialogs/amount_dialog.py
 | 
11
+++++++++--

1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/electrum/gui/kivy/uix/dialogs/amount_dialog.py b/electrum/gui/kivy/uix/dialogs/amount_dialog.py
@@ -120,6 +120,8 @@ from kivy.properties import BooleanProperty
 
 class AmountDialog(Factory.Popup):
     show_max = BooleanProperty(False)
+    app = App.get_running_app()
+
     def __init__(self, show_max, amount, cb):
         Factory.Popup.__init__(self)
         self.show_max = show_max
@@ -129,8 +131,8 @@ class AmountDialog(Factory.Popup):
 
     def update_amount(self, c):
         kb = self.ids.kb
-        amount = kb.fiat_amount if kb.is_fiat else kb.amount
-        if c == '<':
+        amount = kb.fiat_amount if kb.is_fiat else kb.amount  # type: str
+        if c == '<':  # delete
             amount = amount[:-1]
         elif c == '.' and amount in ['0', '']:
             amount = '0.'
@@ -142,6 +144,11 @@ class AmountDialog(Factory.Popup):
                 amount += c
             except:
                 pass
+            # truncate btc amounts to max precision:
+            if not kb.is_fiat and '.' in amount:
+                p = amount.find('.')
+                amount = amount.replace('.', '')
+                amount = amount[:p] + '.' + amount[p:p + self.app.decimal_point()]
         if kb.is_fiat:
             kb.fiat_amount = amount
         else: