electrum-bitcoinprivate/gui/kivy/uix/ui_screens/amount.kv

#:import Decimal decimal.Decimal


Popup:
    id: popup
    title: _('Amount')

    AnchorLayout:
        anchor_x: 'center'

        BoxLayout:
            orientation: 'vertical'
            size_hint: 0.8, 1
            BoxLayout:
                size_hint: 1, 1
                height: '48dp'
                Label:
                    id: a
                    btc_text: (kb.amount + ' ' + app.base_unit) if kb.amount else ''
                    fiat_text: (kb.fiat_amount + ' ' + app.fiat_unit) if kb.fiat_amount else ''
                    text: (self.fiat_text + ' / ' + self.btc_text if kb.is_fiat else self.btc_text + ' / ' + self.fiat_text) if self.btc_text else ''
                    size_hint: 1, 1
            Widget:
                size_hint: 1, 1
            GridLayout:
                id: kb
                amount: ''
                fiat_amount: ''
                is_fiat: False
                on_fiat_amount: if self.is_fiat: self.amount = app.fiat_to_btc(self.fiat_amount)
                on_amount: if not self.is_fiat: self.fiat_amount = app.btc_to_fiat(self.amount)
                update_text: app.update_amount
                size_hint: 1, None
                height: '300dp'
                cols: 3
                KButton:
                    text: '1'
                KButton:
                    text: '2'
                KButton:
                    text: '3'
                KButton:
                    text: '4'
                KButton:
                    text: '5'
                KButton:
                    text: '6'
                KButton:
                    text: '7'
                KButton:
                    text: '8'
                KButton:
                    text: '9'
                KButton:
                    text: '.'
                KButton:
                    text: '0'
                KButton:
                    text: '<'
                Button:
                    id: but_max
                    size_hint: 1, None
                    height: '48dp'
                    text: 'Max'
                    on_release:
                        kb.is_fiat = False
                        kb.amount = app.get_max_amount()
                Button:
                    id: button_fiat
                    size_hint: 1, None
                    height: '48dp'
                    text: app.fiat_unit if kb.is_fiat else app.base_unit
                    on_release:
                        app.toggle_fiat(kb)
                Button:
                    size_hint: 1, None
                    height: '48dp'
                    text: 'Clear'
                    on_release:
                        kb.amount = ''
                        kb.fiat_amount = ''

            Widget:
                size_hint: 1, None

            BoxLayout:
                size_hint: 1, None
                height: '48dp'
                Widget:
                    size_hint: 2, None
                    height: '48dp'
                Button:
                    size_hint: 1, None
                    height: '48dp'
                    text: _('OK')
                    on_release: popup.dismiss()