electrum-bitcoinprivate/gui/kivy/uix/dialogs/bump_fee_dialog.py

119 lines
3.3 KiB
Python

from kivy.app import App
from kivy.factory import Factory
from kivy.properties import ObjectProperty
from kivy.lang import Builder
from electrum.bitcoin import FEE_STEP, RECOMMENDED_FEE
from electrum.util import fee_levels
from electrum_gui.kivy.i18n import _
Builder.load_string('''
<BumpFeeDialog@Popup>
title: _('Bump fee')
size_hint: 0.8, 0.8
pos_hint: {'top':0.9}
BoxLayout:
orientation: 'vertical'
padding: '10dp'
GridLayout:
height: self.minimum_height
size_hint_y: None
cols: 1
spacing: '10dp'
BoxLabel:
id: old_fee
text: _('Current Fee')
value: ''
BoxLabel:
id: new_fee
text: _('New Fee')
value: ''
Label:
id: tooltip
text: ''
size_hint_y: None
Slider:
id: slider
range: 0, 4
step: 1
on_value: root.on_slider(self.value)
BoxLayout:
orientation: 'horizontal'
size_hint: 1, 0.2
Label:
text: _('Final')
CheckBox:
id: final_cb
Widget:
size_hint: 1, 1
BoxLayout:
orientation: 'horizontal'
size_hint: 1, 0.5
Button:
text: 'Cancel'
size_hint: 0.5, None
height: '48dp'
on_release: root.dismiss()
Button:
text: 'OK'
size_hint: 0.5, None
height: '48dp'
on_release:
root.dismiss()
root.on_ok()
''')
class BumpFeeDialog(Factory.Popup):
def __init__(self, app, fee, size, callback):
Factory.Popup.__init__(self)
self.app = app
self.init_fee = fee
self.tx_size = size
self.callback = callback
self.config = app.electrum_config
self.dynfees = self.config.get('dynamic_fees', True) and self.app.network
self.ids.old_fee.value = self.app.format_amount_and_units(self.init_fee)
self.update_slider()
self.update_text()
def update_text(self):
value = int(self.ids.slider.value)
self.ids.new_fee.value = self.app.format_amount_and_units(self.get_fee())
if self.dynfees:
value = int(self.ids.slider.value)
self.ids.tooltip.text = fee_levels[value]
def update_slider(self):
slider = self.ids.slider
if self.dynfees:
slider.range = (0, 4)
slider.step = 1
slider.value = 0
else:
slider.range = (FEE_STEP, 2*RECOMMENDED_FEE)
slider.step = FEE_STEP
slider.value = self.init_fee*1.5
def get_fee(self):
value = int(self.ids.slider.value)
if self.dynfees:
dynfee = self.app.network.dynfee(value)
if dynfee:
return dynfee*self.tx_size/1000
else:
return value*self.tx_size/1000
def on_ok(self):
new_fee = self.get_fee()
is_final = self.ids.final_cb.active
self.callback(self.init_fee, new_fee, is_final)
def on_slider(self, value):
self.update_text()
def on_checkbox(self, b):
self.dynfees = b
self.update_text()