kivy: use EventDispatcher with exchange rates plugin

This commit is contained in:
ThomasV 2016-01-25 19:30:16 +01:00
parent 9b09c55356
commit a1eaf351a7
4 changed files with 60 additions and 13 deletions

View File

@ -64,6 +64,15 @@ class ElectrumWindow(App):
electrum_config = ObjectProperty(None)
def on_quotes(self, d):
print "main_window: on_quotes"
pass
def on_history(self, d):
print "main_window: on_history"
if self.history_screen:
self.history_screen.update()
def _get_bu(self):
return self.electrum_config.get('base_unit', 'mBTC')
@ -299,6 +308,7 @@ class ElectrumWindow(App):
self.on_size(win, win.size)
self.init_ui()
self.load_wallet_by_name(self.electrum_config.get_wallet_path())
run_hook('init_kivy', self)
def load_wallet_by_name(self, wallet_path):
if not wallet_path:

View File

@ -80,6 +80,8 @@ from functools import partial
class FxDialog(Factory.Popup):
__events__ = ('on_quotes', )
def __init__(self, app, plugins, config, callback):
Factory.Popup.__init__(self)
self.app = app
@ -88,34 +90,42 @@ class FxDialog(Factory.Popup):
self.plugins = plugins
p = self.plugins.get('exchange_rate')
self.ids.enabled.active = bool(p)
if p:
p.dispatcher.bind(on_quotes=self.on_quotes)
def on_quotes(self, b):
self.add_currencies()
def on_active(self, b):
if b:
p = self.plugins.enable('exchange_rate')
p.init_kivy(self.app)
p = self.plugins.get('exchange_rate')
if p is None:
p = self.plugins.enable('exchange_rate')
p.init_kivy(self.app)
p.dispatcher.bind(on_quotes=self.on_quotes)
values = sorted(p.exchanges.keys())
text = p.exchange.name()
else:
self.plugins.disable('exchange_rate')
values = []
text = ''
Clock.schedule_once(partial(self.add_exchanges, values, text), 0.1)
Clock.schedule_once(lambda dt: self.add_exchanges(values, text))
Clock.schedule_once(lambda dt: self.add_currencies())
def add_exchanges(self, values, text, dt):
def add_exchanges(self, values, text):
ex = self.ids.exchanges
ex.values = values
ex.text = text
def on_exchange(self, text):
if not text:
return
p = self.plugins.get('exchange_rate')
if p and text != p.exchange.name():
p.set_exchange(text)
Clock.schedule_once(self.add_currencies, 1)
def add_currencies(self, dt):
def add_currencies(self):
p = self.plugins.get('exchange_rate')
currencies = sorted(p.exchange.quotes.keys()) if p else []
self.ids.ccy.values = currencies

View File

@ -55,9 +55,9 @@ class ExchangeBase(PrintError):
self.print_error("getting fx quotes for", ccy)
self.quotes = self.get_rates(ccy)
self.print_error("received fx quotes")
self.on_quotes()
except BaseException as e:
self.print_error("failed fx quotes:", e)
self.on_quotes()
def update(self, ccy):
t = Thread(target=self.update_safe, args=(ccy,))

View File

@ -1,14 +1,38 @@
from exchange_rate import FxPlugin
from __future__ import absolute_import
from .exchange_rate import FxPlugin
from electrum.plugins import hook
from kivy.event import EventDispatcher
class MyEventDispatcher(EventDispatcher):
def __init__(self, **kwargs):
self.register_event_type('on_quotes')
self.register_event_type('on_history')
super(MyEventDispatcher, self).__init__(**kwargs)
def on_quotes(self, *args):
pass
def on_history(self, *args):
pass
class Plugin(FxPlugin):
def __init__(self, parent, config, name):
FxPlugin.__init__(self, parent, config, name)
self.dispatcher = MyEventDispatcher()
def on_quotes(self):
self.print_error("on quotes", self.ccy)
self.print_error("on_quotes")
self.dispatcher.dispatch('on_quotes')
def on_history(self):
self.print_error("on history")
self.window.history_screen.update()
self.print_error("on_history")
self.dispatcher.dispatch('on_history')
def on_close(self):
self.print_error("on close")
@ -17,9 +41,12 @@ class Plugin(FxPlugin):
@hook
def init_kivy(self, window):
self.print_error("init_kivy")
self.window = window
self.dispatcher.bind(on_quotes=window.on_quotes)
self.dispatcher.bind(on_history=window.on_history)
self.window.fiat_unit = self.ccy
self.window.history_screen.update()
self.dispatcher.dispatch('on_history')
@hook
def load_wallet(self, wallet, window):