142 lines
4.7 KiB
Python
142 lines
4.7 KiB
Python
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 decimal import Decimal
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Builder.load_string('''
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<AmountDialog@Popup>
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id: popup
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title: _('Amount')
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AnchorLayout:
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anchor_x: 'center'
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BoxLayout:
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orientation: 'vertical'
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size_hint: 0.8, 1
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BoxLayout:
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size_hint: 1, None
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height: '80dp'
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Label:
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id: a
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btc_text: (kb.amount + ' ' + app.base_unit) if kb.amount else ''
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fiat_text: (kb.fiat_amount + ' ' + app.fiat_unit) if kb.fiat_amount else ''
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text1: ((self.fiat_text if kb.is_fiat else self.btc_text) if app.fiat_unit else self.btc_text) if self.btc_text else ''
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text2: ((self.btc_text if kb.is_fiat else self.fiat_text) if app.fiat_unit else '') if self.btc_text else ''
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text: self.text1 + "\\n" + "[color=#8888ff]" + self.text2 + "[/color]"
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halign: 'right'
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size_hint: 1, None
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font_size: '22dp'
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height: '80dp'
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Widget:
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size_hint: 1, 0.2
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GridLayout:
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id: kb
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amount: ''
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fiat_amount: ''
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is_fiat: False
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on_fiat_amount: if self.is_fiat: self.amount = app.fiat_to_btc(self.fiat_amount)
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on_amount: if not self.is_fiat: self.fiat_amount = app.btc_to_fiat(self.amount)
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size_hint: 1, None
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update_amount: popup.update_amount
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height: '300dp'
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cols: 3
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KButton:
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text: '1'
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KButton:
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text: '2'
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KButton:
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text: '3'
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KButton:
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text: '4'
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KButton:
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text: '5'
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KButton:
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text: '6'
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KButton:
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text: '7'
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KButton:
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text: '8'
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KButton:
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text: '9'
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KButton:
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text: '.'
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KButton:
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text: '0'
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KButton:
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text: '<'
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Button:
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id: but_max
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opacity: 1 if root.show_max else 0
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disabled: not root.show_max
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size_hint: 1, None
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height: '48dp'
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text: 'Max'
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on_release:
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kb.is_fiat = False
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kb.amount = app.get_max_amount()
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Button:
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id: button_fiat
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size_hint: 1, None
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height: '48dp'
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text: (app.base_unit if kb.is_fiat else app.fiat_unit) if app.fiat_unit else ''
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on_release:
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if app.fiat_unit: popup.toggle_fiat(kb)
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Button:
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size_hint: 1, None
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height: '48dp'
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text: 'Clear'
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on_release:
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kb.amount = ''
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kb.fiat_amount = ''
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Widget:
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size_hint: 1, 0.2
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BoxLayout:
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size_hint: 1, None
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height: '48dp'
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Widget:
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size_hint: 1, None
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height: '48dp'
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Button:
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size_hint: 1, None
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height: '48dp'
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text: _('OK')
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on_release:
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root.callback(a.btc_text)
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popup.dismiss()
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''')
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from kivy.properties import BooleanProperty
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class AmountDialog(Factory.Popup):
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show_max = BooleanProperty(False)
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def __init__(self, show_max, amount, cb):
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Factory.Popup.__init__(self)
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self.show_max = show_max
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self.callback = cb
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if amount:
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self.ids.kb.amount = amount
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def toggle_fiat(self, a):
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a.is_fiat = not a.is_fiat
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def update_amount(self, c):
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kb = self.ids.kb
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amount = kb.fiat_amount if kb.is_fiat else kb.amount
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if c == '<':
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amount = amount[:-1]
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elif c == '.' and amount in ['0', '']:
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amount = '0.'
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elif amount == '0':
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amount = c
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else:
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try:
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Decimal(amount+c)
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amount += c
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except:
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pass
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if kb.is_fiat:
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kb.fiat_amount = amount
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else:
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kb.amount = amount
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