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121 lines
3.6 KiB
121 lines
3.6 KiB
from kivy.app import App
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from kivy.factory import Factory
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from kivy.properties import ObjectProperty
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from kivy.lang import Builder
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from electrum.bitcoin import FEE_STEP, RECOMMENDED_FEE
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from electrum.util import fee_levels
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from electrum_gui.kivy.i18n import _
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Builder.load_string('''
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<FeeDialog@Popup>
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id: popup
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title: _('Transaction Fees')
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size_hint: 0.8, 0.8
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pos_hint: {'top':0.9}
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BoxLayout:
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orientation: 'vertical'
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BoxLayout:
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orientation: 'horizontal'
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size_hint: 1, 0.5
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Label:
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id: fee_per_kb
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text: ''
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Slider:
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id: slider
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range: 0, 4
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step: 1
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on_value: root.on_slider(self.value)
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BoxLayout:
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orientation: 'horizontal'
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size_hint: 1, 0.5
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Label:
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text: _('Dynamic Fees')
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CheckBox:
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id: dynfees
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on_active: root.on_checkbox(self.active)
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BoxLayout:
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orientation: 'horizontal'
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size_hint: 1, None
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Label:
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id: reco
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font_size: '6pt'
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text_size: self.size
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text: ''
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Widget:
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size_hint: 1, 1
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BoxLayout:
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orientation: 'horizontal'
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size_hint: 1, 0.5
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Button:
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text: 'Cancel'
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size_hint: 0.5, None
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height: '48dp'
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on_release: popup.dismiss()
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Button:
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text: 'OK'
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size_hint: 0.5, None
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height: '48dp'
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on_release:
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root.on_ok()
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root.dismiss()
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''')
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class FeeDialog(Factory.Popup):
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def __init__(self, app, config, callback):
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Factory.Popup.__init__(self)
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self.app = app
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self.config = config
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self.callback = callback
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self.dynfees = self.config.get('dynamic_fees', False)
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self.fee_level = self.config.get('fee_level', 2)
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self.static_fee = self.config.get('fee_per_kb', RECOMMENDED_FEE)
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self.ids.dynfees.active = self.dynfees
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self.update_slider()
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self.update_text()
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if self.app.network and self.app.network.fee:
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self.ids.reco.text = _('Recommended fee for inclusion in the next two blocks') + ': ' + self.app.format_amount_and_units(self.app.network.fee) +'/kb'
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def update_text(self):
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self.ids.fee_per_kb.text = self.get_fee_text()
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def update_slider(self):
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slider = self.ids.slider
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if self.dynfees:
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slider.value = self.fee_level
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slider.range = (0, 4)
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slider.step = 1
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else:
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slider.value = self.static_fee
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slider.range = (FEE_STEP, 2*RECOMMENDED_FEE)
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slider.step = FEE_STEP
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def get_fee_text(self):
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if self.ids.dynfees.active:
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return fee_levels[self.fee_level] + ' (%d%%)'% (100 * (self.fee_level + 1)/3)
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else:
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return self.app.format_amount_and_units(self.static_fee) + '/kB'
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def on_ok(self):
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self.config.set_key('dynamic_fees', self.dynfees, False)
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if self.dynfees:
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self.config.set_key('fee_level', self.fee_level, True)
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else:
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self.config.set_key('fee_per_kb', self.static_fee, True)
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self.callback()
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def on_slider(self, value):
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if self.dynfees:
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self.fee_level = int(value)
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else:
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self.static_fee = int(value)
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self.update_text()
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def on_checkbox(self, b):
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self.dynfees = b
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self.update_slider()
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self.update_text()
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