我想开发 kivy 应用程序，它从 tkinter 应用程序发送的 firebase 实时获取数据。在这里我也使用了 youtube 教程，但我遇到了问题。它是 tkinter 应用程序将数据发送到 firebase，但我无法从 firebase 获取数据并给出错误“AttributeError：'healthcareApp'对象没有属性'ids'”。在 tkinter 应用程序中，标签不显示任何数字，但将生命体征数据发送到 firebase。 我的 tkinter 应用程序代码
import pandas as pd
import tkinter as tk
from tkinter import ttk
import firebase_admin
from firebase_admin import db, credentials
from firebase_admin import firestore
class RealTimeVitalSignsApp:
def __init__(self, root, excel_file, column_name):
self.root = root
self.root.title("Real-Time Vital Signs")
# Load Excel data
self.df = pd.read_excel('C:/Users/DELL/PycharmProjects/heart detection thesiswork/training data\data in XLSX format/b_1__p_id_5044545__d_2020_1_10__t_18_35.xlsx')
cred = credentials.Certificate(
r"C:/Users/DELL/PycharmProjects/heart detection thesiswork/data-notification-71c1a-firebase-adminsdk-r3e79-8b41638df2.json")
###Down line use to connect the firebase database in the python
#firebase_admin.initialize_app(cred, {"databaseURL": "https://data-notification-71c1a-default-rtdb.firebaseio.com/"})
firebase_admin.initialize_app(cred) ##to connect firestore in the python
self.firestore_db = firestore.client()
# Create labels to display vital signs
self.label_heart_rate = ttk.Label(root, text="Heart Rate: ")
self.label_heart_rate.pack(pady=10)
self.label_Blood_pressure1 = ttk.Label(root, text="Blood pressure(systolic): ")
self.label_Blood_pressure1.pack(pady=10)
self.label_Blood_pressure2 = ttk.Label(root, text="Blood pressure(diastolic): ")
self.label_Blood_pressure2.pack(pady=10)
self.label_Saturated_level = ttk.Label(root, text="Saturated level: ")
self.label_Saturated_level.pack(pady=10)
self.start_button = ttk.Button(root, text="Start Updating", command=self.update_labels)
self.start_button.pack(pady=10)
# Set the initial value
self.update_index = 0
def update_labels(self):
# Check if there are more rows to update
if self.update_index < len(self.df):
# Get the value from the DataFrame
# current_value = self.df.iloc[self.update_index]['HR']
current_data1= {'HeartRate': int(self.df.iloc[self.update_index]['HR']),}
current_data2={'Blood pressure(systolic)': float(self.df.iloc[self.update_index]['BP1']),}
current_data3={'Blood pressure(diastolic)': int(self.df.iloc[self.update_index]['BP2']),}
current_data4={'Saturated level': int(self.df.iloc[self.update_index]['SPO2']),}
# Add other fields as needed
# Update the label
self.label_heart_rate.config(text=f"HeartRate:{current_data1}")
self.label_Blood_pressure1.config(text=f"Blood pressure(systolic):{current_data2}")
self.label_Blood_pressure2.config(text=f"Blood pressure(diastolic): {current_data3}")
self.label_Saturated_level.config(text=f"Saturated level:{current_data4}")
# Increment the update index
self.update_index += 1
# Categorize the vital sign value
current_data1['Category'] = self.categorize_vital_signHR(current_data1['HeartRate'])
current_data2['Category'] = self.categorize_vital_signBP1(current_data2['Blood pressure(systolic)'])
current_data3['Category'] = self.categorize_vital_signBP2(current_data3['Blood pressure(diastolic)'])
current_data4['Category'] = self.categorize_vital_signSPO2(current_data4['Saturated level'])
self.root.after(1000, self.update_labels)
# Send data to Firebase Cloud Firestore
self.send_to_firestore(current_data1, current_data2, current_data3, current_data4)
else:
# Reset the update index when all rows are processed
self.update_index = 0
def categorize_vital_signHR(self, value):
# Add your conditions to categorize the vital sign value
if value > 100:
return "Emergency"
elif 60 <= value <= 100:
return "Normal"
elif value < 60:
return "Alarming"
else:
return "Average"
def categorize_vital_signBP1(self, value):
# Add your conditions to categorize the vital sign value
if value >= 160:
return "Emergency"
elif 120 <= value <= 139:
return "Normal"
elif 140 <= value <= 159:
return "Alarming"
else:
return "Average"
def categorize_vital_signBP2(self, value):
# Add your conditions to categorize the vital sign value
if value >= 100:
return "Emergency"
elif 80 <= value <= 89:
return "Normal"
elif 90 <= value <= 99:
return "Alarming"
else:
return "Average"
def categorize_vital_signSPO2(self, value):
# Add your conditions to categorize the vital sign value
if value < 85:
return "Emergency"
elif 95 <= value:
return "Normal"
elif 94 <= value <= 86:
return "Alarming"
else:
return "Average"
def send_to_firestore(self, data_dict1, data_dict2, data_dict3, data_dict4):
# Replace 'patient1' with the actual patient identifier
patient_id = 'patient1'
# Replace 'vital_signs' with your desired collection name
collection_ref = self.firestore_db.collection(patient_id) #.document('vital_signs')
# Add a new document with all the fields
# collection_ref.set(data_dict)
collection_ref.document('HeartRate').set(data_dict1)
collection_ref.document('BloodPressureSystolic').set(data_dict2)
collection_ref.document('BloodPressureDiastolic').set(data_dict3)
collection_ref.document('SaturatedLevel').set(data_dict4)
if __name__ == "__main__":
# Replace 'your_excel_file.xlsx' with the path to your Excel file
# Replace 'HeartRate' with the actual column name you want to display
excel_file_path = 'C:/Users/DELL/PycharmProjects/heart detection thesiswork/training data\data in XLSX format/b_1__p_id_5044545__d_2020_1_10__t_18_35.xlsx'
column_to_display1 = ['HR', 'BP1', 'BP2', 'SPO2']
firebase_credential_path = 'C:/Users/DELL/PycharmProjects/heart detection thesiswork/data-notification-71c1a-firebase-adminsdk-r3e79-8b41638df2.json'
# Create Tkinter root window
root = tk.Tk()
# Create the application
app = RealTimeVitalSignsApp(root, excel_file_path, column_to_display1)
# Start the Tkinter event loop
root.mainloop()
########################
# vital_sign_category = self.categorize_vital_sign(current_value)
# current_value['Category'] = self.categorize_vital_sign(current_value['HeartRate'])
# Schedule the next update
# self.send_to_firestore(current_data)
# self.send_to_firestore(current_value,vital_sign_category)
# self.send_to_firestore(current_data1)
# self.send_to_firestore(current_data2)
# self.send_to_firestore(current_data3)
# self.send_to_firestore(current_data4)
########################
# # heart_rate = int(heart_rate)
# #collection_ref = self.firestore_db.collection('patient 1').document('heartrate')
# heart_rate = int(heart_rate)
# Blood_pressure1 = float(Blood_pressure1)
# Blood_pressure2 = int(Blood_pressure2)
# Saturated_level = int(Saturated_level)
#
# patient_id = 'patient1'
#
# # Replace 'heartrate' with your desired collection name
# # collection_ref = self.firestore_db.collection(patient_id).document('heartrate')
# collection_ref1 = self.firestore_db.collection(patient_id).document('Heart_Rate')
# collection_ref2 = self.firestore_db.collection(patient_id).document('Blood_pressure1')
# collection_ref3 = self.firestore_db.collection(patient_id).document('Blood_pressure2')
# collection_ref4 = self.firestore_db.collection(patient_id).document('Saturated_level')
#
# # Add a new document with the heart rate and category as fields
# document_data1 = {'Heart Rate': heart_rate, 'Category': category}
# document_data2 = {'Blood pressure 1': Blood_pressure1, 'Category': category}
# document_data3 = {'Blood pressure 2': Blood_pressure2, 'Category': category}
# document_data4 = {'Saturated level': Saturated_level, 'Category': category}
#
# # collection_ref.set(document_data)
# collection_ref1.set(document_data1)
# collection_ref2.set(document_data2)
# collection_ref3.set(document_data3)
# collection_ref4.set(document_data4)
我的 kivy 应用程序代码如下：
from kivymd.app import MDApp
from kivymd.uix.label import MDLabel
from kivymd.uix.screen import Screen
from kivymd.uix.button import MDFlatButton, MDRectangleFlatButton, MDIconButton, MDFloatingActionButton
from kivymd.uix.dialog import MDDialog
from kivymd.uix.textfield import MDTextField
from kivymd.uix.list import MDList, OneLineListItem, TwoLineListItem, ThreeLineListItem
from kivymd.uix.list import IconLeftWidget, TwoLineIconListItem
from kivy.uix.scrollview import ScrollView
from kivy.lang import Builder
from kivy.app import App
from kivy.uix.screenmanager import Screen, ScreenManager
from kivymd.uix.datatables import MDDataTable
from kivy.metrics import dp
from kivy.core.window import Window
from firebase_admin import credentials, firestore, initialize_app
from kivy.clock import Clock
# from kivymd.uix.toolbar import MDTopAppBar
Window.size = (300, 500)
screen_helper = """
ScreenManager:
MenuScreen:
PatientOne:
PatientTwo:
PatientThree:
PatientFour:
PatientFive:
PatientSix:
PatientSeven:
PatientEight:
PatientNine:
PatientTen:
<MenuScreen>:
name:'menu'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Home Screen'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'b_1'
pos_hint: {'center_x':0.2,'center_y':0.1}
on_press:
root.manager.current = 'patient1'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_2'
pos_hint: {'center_x':0.2,'center_y':0.2}
on_press:
root.manager.current = 'patient2'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_3'
pos_hint: {'center_x':0.2,'center_y':0.3}
on_press:
root.manager.current = 'patient3'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_4'
pos_hint: {'center_x':0.2,'center_y':0.4}
on_press:
root.manager.current = 'patient4'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_5'
pos_hint: {'center_x':0.2,'center_y':0.5}
on_press:
root.manager.current = 'patient5'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_6'
pos_hint: {'center_x':0.6,'center_y':0.1}
on_press:
root.manager.current = 'patient6'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_7'
pos_hint: {'center_x':0.6,'center_y':0.2}
on_press:
root.manager.current = 'patient7'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_8'
pos_hint: {'center_x':0.6,'center_y':0.3}
on_press:
root.manager.current = 'patient8'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_9'
pos_hint: {'center_x':0.6,'center_y':0.4}
on_press:
root.manager.current = 'patient9'
root.manager.transition.direction = 'left'
MDRectangleFlatButton:
text:'b_10'
pos_hint: {'center_x':0.6,'center_y':0.5}
on_press:
root.manager.current = 'patient10'
root.manager.transition.direction = 'left'
<PatientOne>:
name:'patient1'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 1'
elevation: 5
Widget:
MDLabel:
id: heart_rate_label
text: "Heart Rate: "
pos_hint: {'center_x':0.6,'center_y':0.7}
MDLabel:
id: blood_pressure1_label
text: "Blood Pressure (Systolic): "
pos_hint: {'center_x':0.6,'center_y':0.6}
MDLabel:
id: blood_pressure2_label
text: "Blood Pressure (Diastolic): "
pos_hint: {'center_x':0.6,'center_y':0.5}
MDLabel:
id: saturated_level_label
text: "Saturated Level: "
pos_hint: {'center_x':0.6,'center_y':0.4}
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.1}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientTwo>:
name:'patient2'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 2'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientThree>:
name:'patient3'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 3'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientFour>:
name:'patient4'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 4'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientFive>:
name:'patient5'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 5'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientSix>:
name:'patient6'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 6'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientSeven>:
name:'patient7'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 7'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientEight>:
name:'patient8'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 8'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientNine>:
name:'patient9'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 9'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
<PatientTen>:
name:'patient10'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 10'
elevation: 5
Widget:
MDRectangleFlatButton:
text:'Back to Menu'
pos_hint: {'center_x':0.5,'center_y':0.5}
on_press:
root.manager.current = 'menu'
root.manager.transition.direction = 'right'
"""
class MenuScreen(Screen):
pass
class PatientOne(Screen):
pass
class PatientTwo(Screen):
pass
class PatientThree(Screen):
pass
class PatientFour(Screen):
pass
class PatientFive(Screen):
pass
class PatientSix(Screen):
pass
class PatientSeven(Screen):
pass
class PatientEight(Screen):
pass
class PatientNine(Screen):
pass
class PatientTen(Screen):
pass
sm = ScreenManager()
sm.add_widget(MenuScreen(name='menu'))
sm.add_widget(PatientOne(name='patient1'))
sm.add_widget(PatientTwo(name='patient2'))
sm.add_widget(PatientThree(name='patient3'))
sm.add_widget(PatientFour(name='patient4'))
sm.add_widget(PatientFive(name='patient5'))
sm.add_widget(PatientSix(name='patient6'))
sm.add_widget(PatientSeven(name='patient7'))
sm.add_widget(PatientEight(name='patient8'))
sm.add_widget(PatientNine(name='patient9'))
sm.add_widget(PatientTen(name='patient10'))
class healthcareApp(MDApp):
def __init__(self, **kwargs):
super(healthcareApp, self).__init__(**kwargs)
# Initialize Firebase
cred = credentials.Certificate(r"C:/Users/DELL/PycharmProjects/heart detection thesiswork/data-notification-71c1a-firebase-adminsdk-r3e79-8b41638df2.json")
initialize_app(cred)
self.firestore_db = firestore.client()
Clock.schedule_interval(self.update_labels, 1)
def update_labels(self, dt):
# Reference to the Firebase Firestore collection
collection_ref = self.firestore_db.collection('patient1').document('vitals')
# Retrieve the document data
doc = collection_ref.get().to_dict()
# Update the labels with real-time data
if doc:
self.ids.heart_rate_label.text = f"Heart Rate: {doc.get('HeartRate', '')}"
self.ids.blood_pressure1_label.text = f"Blood Pressure (Systolic): {doc.get('BloodPressureSystolic', '')}"
self.ids.blood_pressure2_label.text = f"Blood Pressure (Diastolic): {doc.get('BloodPressureDiastolic', '')}"
self.ids.saturated_level_label.text = f"Saturated Level: {doc.get('SaturatedLevel', '')}"
def build(self):
self.theme_cls.primary_palette = 'Red'
self.theme_cls.material_style = "M2"
screen = Builder.load_string(screen_helper)
return screen
def navigation_draw(self):
print("Navigation")
healthcareApp().run()
[输入图像描述他在此处输入图像描述re](https://i.sstatic.net/FyAR36TV.png) 在此输入图片描述
定义的
idsidsApp<PatientOne>:
name:'patient1'
BoxLayout:
orientation: 'vertical'
MDTopAppBar:
title: 'Patient 1'
elevation: 5
Widget:
MDLabel:
id: heart_rate_label
在
heart_rate_labelidPatientOneScreenididsPatientOne要访问
heart_rate_labelidAppPatientOneScreenself.ids.heart_rate_label.text = f"Heart Rate: {doc.get('HeartRate', '')}"
与：
self.root.get_screen('PatientOne').ids.heart_rate_label.text = f"Heart Rate: {doc.get('HeartRate', '')}"