URI: 
       tdscancel_dialog.py - electrum - Electrum Bitcoin wallet
  HTML git clone https://git.parazyd.org/electrum
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   DIR Files
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   DIR Submodules
       ---
       tdscancel_dialog.py (3368B)
       ---
            1 from typing import TYPE_CHECKING
            2 
            3 from kivy.app import App
            4 from kivy.factory import Factory
            5 from kivy.properties import ObjectProperty
            6 from kivy.lang import Builder
            7 
            8 from electrum.gui.kivy.i18n import _
            9 
           10 if TYPE_CHECKING:
           11     from ...main_window import ElectrumWindow
           12 
           13 
           14 Builder.load_string('''
           15 <DSCancelDialog@Popup>
           16     title: _('Cancel (double-spend) transaction')
           17     size_hint: 0.8, 0.8
           18     pos_hint: {'top':0.9}
           19     BoxLayout:
           20         orientation: 'vertical'
           21         padding: '10dp'
           22 
           23         GridLayout:
           24             height: self.minimum_height
           25             size_hint_y: None
           26             cols: 1
           27             spacing: '10dp'
           28             BoxLabel:
           29                 id: old_fee
           30                 text: _('Current Fee')
           31                 value: ''
           32             BoxLabel:
           33                 id: old_feerate
           34                 text: _('Current Fee rate')
           35                 value: ''
           36         Label:
           37             id: tooltip1
           38             text: ''
           39             size_hint_y: None
           40         Label:
           41             id: tooltip2
           42             text: ''
           43             size_hint_y: None
           44         Slider:
           45             id: slider
           46             range: 0, 4
           47             step: 1
           48             on_value: root.on_slider(self.value)
           49         Widget:
           50             size_hint: 1, 1
           51         BoxLayout:
           52             orientation: 'horizontal'
           53             size_hint: 1, 0.5
           54             Button:
           55                 text: 'Cancel'
           56                 size_hint: 0.5, None
           57                 height: '48dp'
           58                 on_release: root.dismiss()
           59             Button:
           60                 text: 'OK'
           61                 size_hint: 0.5, None
           62                 height: '48dp'
           63                 on_release:
           64                     root.dismiss()
           65                     root.on_ok()
           66 ''')
           67 
           68 class DSCancelDialog(Factory.Popup):
           69 
           70     def __init__(self, app: 'ElectrumWindow', fee, size, callback):
           71         Factory.Popup.__init__(self)
           72         self.app = app
           73         self.init_fee = fee
           74         self.tx_size = size
           75         self.callback = callback
           76         self.config = app.electrum_config
           77         self.mempool = self.config.use_mempool_fees()
           78         self.dynfees = self.config.is_dynfee() and bool(self.app.network) and self.config.has_dynamic_fees_ready()
           79         self.ids.old_fee.value = self.app.format_amount_and_units(self.init_fee)
           80         self.ids.old_feerate.value = self.app.format_fee_rate(fee / self.tx_size * 1000)
           81         self.update_slider()
           82         self.update_text()
           83 
           84     def update_text(self):
           85         pos = int(self.ids.slider.value)
           86         new_fee_rate = self.get_fee_rate()
           87         text, tooltip = self.config.get_fee_text(pos, self.dynfees, self.mempool, new_fee_rate)
           88         self.ids.tooltip1.text = text
           89         self.ids.tooltip2.text = tooltip
           90 
           91     def update_slider(self):
           92         slider = self.ids.slider
           93         maxp, pos, fee_rate = self.config.get_fee_slider(self.dynfees, self.mempool)
           94         slider.range = (0, maxp)
           95         slider.step = 1
           96         slider.value = pos
           97 
           98     def get_fee_rate(self):
           99         pos = int(self.ids.slider.value)
          100         if self.dynfees:
          101             fee_rate = self.config.depth_to_fee(pos) if self.mempool else self.config.eta_to_fee(pos)
          102         else:
          103             fee_rate = self.config.static_fee(pos)
          104         return fee_rate  # sat/kbyte
          105 
          106     def on_ok(self):
          107         new_fee_rate = self.get_fee_rate() / 1000
          108         self.callback(new_fee_rate)
          109 
          110     def on_slider(self, value):
          111         self.update_text()