我在我的Linux笔记本电脑上构建了一个BeeWare应用程序。当我使用briefcase run
或briefcase dev
运行它时,它会按预期运行。但是,当尝试通过运行以下命令在Android模拟器中运行它时:
briefcase create android
briefcase build android
briefcase run android
我可以得到:
需要注意的其他几点:
这是我的app.py文件中代码的精简版本。我很高兴根据需要发布更多的代码
import toga
from toga import Box, MainWindow
from toga.fonts import Font, SANS_SERIF, SERIF
from toga.style import Pack
from toga.style.pack import COLUMN, ROW
from sibylline.dimensions import NUMBER_OF_COLUMNS, NUMBER_OF_ROWS
from sibylline.custom_placement_menu import CustomPlacementMenu
from sibylline.recommendations_menu import RecommendationsMenu
from sibylline.mini_erebus.arrivals_manager_daughter import \
ArrivalsManagerDaughter
from sibylline.mini_erebus.departures_manager_daughter import \
DeparturesManagerDaughter
TITLE_FONT_SIZE = 30
STANDARD_PAD = 5
class Sibylline(toga.App):
def __init__(self, internal=False, delete_existing=False):
super().__init__()
self.internal = internal
self.delete_existing = delete_existing
def startup(self):
self.recs_dictionary = dict()
self.columns = NUMBER_OF_COLUMNS
self.rows = NUMBER_OF_ROWS
self.arrivals_manager = ArrivalsManagerDaughter(self)
self.departures_manager = DeparturesManagerDaughter(
internal=self.internal,
delete_existing=self.delete_existing)
self.recs_menu = RecommendationsMenu()
self.custom_placement_menu = None
self.main_box = Box()
self.main_box.add(self.recs_menu.display)
self.main_window = MainWindow(title=self.formal_name)
self.main_window.content = self.main_box
self.demo()
self.main_window.show()
def add_recommendation(self, recommendation):
self.recs_dictionary[recommendation["ticket"]] = recommendation
self.recs_menu.renew_recs_table()
def remove_recommendation(self, ticket):
del self.recs_dictionary[ticket]
self.recs_menu.renew_recs_table()
def switch_to_custom_placement(self, recommendation):
self.custom_placement_menu = CustomPlacementMenu(
recommendation, self.rows,
self.columns)
self.main_box.remove(self.recs_menu.display)
self.main_box.add(self.custom_placement_menu.display)
def switch_back_to_recommendations(self):
self.main_box.remove(self.custom_placement_menu.display)
self.main_box.add(self.recs_menu.display)
def demo(self):
rec = { "ticket": 1, "epc": "epc0", "column": 0, "row": 0 }
self.add_recommendation(rec)
def main():
result = Sibylline(internal=True, delete_existing=True)
return result
目前没有回答
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