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158 lines
5.1 KiB
158 lines
5.1 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 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: 0.9, 1 |
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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: '80dp' |
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Button: |
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background_color: 0, 0, 0, 0 |
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id: btc |
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text: kb.amount + ' ' + app.base_unit |
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color: (0.7, 0.7, 1, 1) if kb.is_fiat else (1, 1, 1, 1) |
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halign: 'right' |
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size_hint: 1, None |
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font_size: '20dp' |
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height: '48dp' |
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on_release: |
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kb.is_fiat = False |
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Button: |
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background_color: 0, 0, 0, 0 |
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id: fiat |
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text: kb.fiat_amount + ' ' + app.fiat_unit |
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color: (1, 1, 1, 1) if kb.is_fiat else (0.7, 0.7, 1, 1) |
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halign: 'right' |
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size_hint: 1, None |
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font_size: '20dp' |
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height: '48dp' |
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disabled: not app.fx.is_enabled() |
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on_release: |
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kb.is_fiat = True |
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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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is_max: 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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Widget: |
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size_hint: 1, None |
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height: '48dp' |
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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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kb.is_max = True |
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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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kb.is_max = False |
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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('!' if kb.is_max else btc.text if kb.amount else '') |
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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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app = App.get_running_app() |
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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 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 # type: str |
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if c == '<': # delete |
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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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# truncate btc amounts to max precision: |
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if not kb.is_fiat and '.' in amount: |
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p = amount.find('.') |
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amount = amount.replace('.', '') |
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amount = amount[:p] + '.' + amount[p:p + self.app.decimal_point()] |
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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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