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127 lines
3.6 KiB
127 lines
3.6 KiB
2 years ago
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from typing import TYPE_CHECKING
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import storage.cache as storage_cache
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from trezor import ui
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import trezorui2
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from . import _RustLayout
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if TYPE_CHECKING:
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from trezor import io
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from typing import Any, Tuple
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class HomescreenBase(_RustLayout):
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RENDER_INDICATOR: object | None = None
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def __init__(self, layout: Any) -> None:
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super().__init__(layout=layout)
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self.is_connected = True
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async def __iter__(self) -> Any:
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# We need to catch the ui.Cancelled exception that kills us, because that means
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# that we will need to draw on screen again after restart.
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try:
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return await super().__iter__()
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except ui.Cancelled:
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storage_cache.homescreen_shown = None
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raise
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# In __debug__ mode, ignore {confirm,swipe,input}_signal.
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def create_tasks(self) -> tuple[loop.AwaitableTask, ...]:
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return self.handle_timers(), self.handle_input_and_rendering()
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class Homescreen(HomescreenBase):
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RENDER_INDICATOR = storage_cache.HOMESCREEN_ON
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def __init__(
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self,
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label: str | None,
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notification: str | None,
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notification_is_error: bool,
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hold_to_lock: bool,
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) -> None:
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level = 1
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if notification is not None:
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notification = notification.rstrip("!")
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if "EXPERIMENTAL" in notification:
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level = 2
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elif notification_is_error:
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level = 0
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super().__init__(
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layout=trezorui2.show_homescreen(
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label=label or "My Trezor",
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notification=notification,
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notification_level=level,
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hold=hold_to_lock,
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),
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)
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async def usb_checker_task(self) -> None:
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from trezor import io, loop
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usbcheck = loop.wait(io.USB_CHECK)
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while True:
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is_connected = await usbcheck
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if is_connected != self.is_connected:
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self.is_connected = is_connected
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self.layout.usb_event(is_connected)
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self.layout.paint()
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storage_cache.homescreen_shown = None
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def create_tasks(self) -> Tuple[loop.AwaitableTask, ...]:
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return super().create_tasks() + (self.usb_checker_task(),)
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class Lockscreen(HomescreenBase):
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RENDER_INDICATOR = storage_cache.LOCKSCREEN_ON
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BACKLIGHT_LEVEL = ui.BACKLIGHT_LOW
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def __init__(
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self,
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label: str | None,
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bootscreen: bool = False,
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) -> None:
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self.bootscreen = bootscreen
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if bootscreen:
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self.BACKLIGHT_LEVEL = ui.BACKLIGHT_NORMAL
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super().__init__(
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layout=trezorui2.show_lockscreen(
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label=label or "My Trezor",
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bootscreen=bootscreen,
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),
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)
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async def __iter__(self) -> Any:
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result = await super().__iter__()
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if self.bootscreen:
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self.request_complete_repaint()
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return result
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class Busyscreen(HomescreenBase):
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RENDER_INDICATOR = storage_cache.BUSYSCREEN_ON
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def __init__(self, delay_ms: int) -> None:
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super().__init__(
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layout=trezorui2.show_busyscreen(
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title="PLEASE WAIT",
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description="CoinJoin in progress.\n\nDo not disconnect your\nTrezor.",
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time_ms=delay_ms,
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)
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)
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async def __iter__(self) -> Any:
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from apps.base import set_homescreen
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# Handle timeout.
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result = await super().__iter__()
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assert result == trezorui2.CANCELLED
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storage_cache.delete(storage_cache.APP_COMMON_BUSY_DEADLINE_MS)
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set_homescreen()
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return result
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