高耦合度使用最后一版
This commit is contained in:
冯佳
@ -1,2 +1,2 @@
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Student_Name,Student_PRN,Student_Email,Student_Whatsapp_no,Student_pass,Branch,Semester,ssid,Modbus_IP,Modbus_Port
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测试用户,11111111,test@example.com,NULL,0000,测试,III,zhizhan-2,192.168.1.119,502
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测试用户,11111111,test@example.com,NULL,0000,测试,III,zhizhan-2,10.10.100.254,8899
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119
kv/app.kv
119
kv/app.kv
@ -507,6 +507,7 @@ ScreenManager: # 屏幕管理器，用于管理应用中所有的屏幕及其
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color: rgba(0, 0, 59, 255)
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MDLabel:
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id : wifi_status_text
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text: app.wifi_status_text
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font_name: "MPoppins"
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size_hint_x: None
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@ -1542,8 +1543,7 @@ ScreenManager: # 屏幕管理器，用于管理应用中所有的屏幕及其
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MDActionBottomAppBarButton:
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icon: "chart-bell-curve-cumulative"
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pos_hint:{'center_x':0.85, 'center_y': 0.5}
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on_press:
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root.manager.current = 'real_time_curve'
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on_press: root.manager.current = 'real_time_curve'
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# app.book_history()
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MDIconButton:
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@ -1561,7 +1561,7 @@ ScreenManager: # 屏幕管理器，用于管理应用中所有的屏幕及其
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app.on_press_back_arrow()
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MDLabel:
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text: "Reading Chronicle"
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text: "测试历史"
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font_name: "BPoppins"
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font_size: "24sp"
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size_hint_x: None
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@ -1572,7 +1572,7 @@ ScreenManager: # 屏幕管理器，用于管理应用中所有的屏幕及其
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MDLabel:
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text: "Reflecting on Read and Returned"
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text: "故障历史"
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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@ -2419,34 +2419,105 @@ ScreenManager: # 屏幕管理器，用于管理应用中所有的屏幕及其
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.9}
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color: rgba(0, 0, 59, 255)
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MDLabel:
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id: register_label
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text: "通信超时"
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: rgba(135, 133, 193, 255)
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# 添加修改功能的输入和按钮（放在合适位置，如标签下方）
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BoxLayout:
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orientation: 'horizontal'
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size_hint: 1, 0.1
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pos_hint: {'center_x': 0.5, 'center_y': 0.75} # 调整位置在标签下方
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padding: dp(10)
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spacing: dp(10)
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MDTextField:
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id: register_input
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# hint_text: "modify value"
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input_filter: "int" # 限制整数输入
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size_hint_x: 0.7
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MDRaisedButton:
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text: "修改"
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size_hint_x: 0.3
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on_press: app.modify_register(register_input.text) # 绑定修改方法
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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MDLabel:
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id: register_label
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text: "[u]通信超时: [/u]" # 下划线样式提示可点击
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font_name: "MPoppins"
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font_size: "18sp"
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size_hint_x: None
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width: dp(400)
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padding: "12dp"
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pos_hint: {'center_x': 0.5, 'center_y': 0.85}
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color: (135/255, 133/255, 193/255, 1)
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markup: True # 启用标记以显示下划线
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on_touch_down:
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# if self.collide_point(*args[1].pos):
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app.show_modify_dialog("register_label", " ") # 与if同层级缩进
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# CurveWidget:
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# size_hint_y: None
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# height: dp(300)
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180
main.py
180
main.py
@ -17,7 +17,7 @@ from kivymd.uix.datatables import MDDataTable
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import random
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import csv
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from kivymd.uix.textfield import MDTextField
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from kivymd.uix.boxlayout import MDBoxLayout
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from kivymd.uix.button import MDFlatButton
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from kivymd.uix.dialog import MDDialog
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@ -137,6 +137,7 @@ class app(MDApp):
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self.back_button = None
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self.user = None
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self.dialog = None
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self.dialog2 = None
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self.profile_edit_screen = None
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self.edit_email = None
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self.edit_prn = None
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@ -366,23 +367,6 @@ class app(MDApp):
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self.register_update_event.cancel()
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self.register_update_event = None
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def read_modbus_register(self):
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"""读取寄存器值（复用原逻辑）"""
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if not self.modbus_master:
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try:
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self.modbus_master = TcpMaster(self.modbus_ip or '192.168.1.1', self.modbus_port or 502)
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self.modbus_master.set_timeout(5.0)
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except Exception as e:
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print(f"Modbus连接失败: {e}")
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return "连接失败"
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try:
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result = self.modbus_master.execute(1, cst.READ_HOLDING_REGISTERS, 0, 1)
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return str(result[0]) # 返回寄存器值
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except Exception as e:
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print(f"读取失败: {e}")
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return "读取失败"
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# def update_register_display(self, dt):
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# """更新原标签的显示内容"""
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# # 仅在目标屏幕时更新
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@ -393,33 +377,68 @@ class app(MDApp):
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# real_time_screen = self.root.get_screen("real_time_curve")
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# real_time_screen.ids.register_label.text = f"寄存器 0: {value}" # 直接更新原标签
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def write_modbus_register(self, value):
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"""写入寄存器值"""
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def write_modbus_register(self, slave_id=1, address=0, value=None):
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"""
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写入Modbus保持寄存器（单个寄存器）
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:param slave_id: 从机ID（默认1）
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:param address: 寄存器地址（默认0）
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:param value: 要写入的值（必须为整数，16位范围内：0-65535）
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:return: 操作结果字符串
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"""
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# 检查Modbus连接是否初始化
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if not self.modbus_master:
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pass
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return "错误：Modbus未连接，请先初始化连接"
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# 检查写入值是否有效
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if value is None:
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return "错误：未指定要写入的值"
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try:
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self.modbus_master.execute(1, cst.WRITE_SINGLE_REGISTER, 0, value)
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return "修改成功"
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# 转换为整数并检查范围（Modbus保持寄存器通常为16位无符号整数）
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write_value = int(value)
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if not (0 <= write_value <= 65535):
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return "错误:值必须在0-65535范围内(16位无符号整数)"
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except ValueError:
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return "错误：写入值必须为整数"
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try:
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# 使用正确的写入函数：WRITE_SINGLE_REGISTER（写入单个寄存器）
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self.modbus_master.execute(
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slave=slave_id,
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function_code=cst.WRITE_SINGLE_REGISTER,
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starting_address=address,
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output_value=write_value # 注意参数名是output_value
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)
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return f"成功:从机ID={slave_id}，寄存器地址={address}，写入值={write_value}"
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except Exception as e:
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return f"修改失败: {e}"
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# 捕获异常并返回错误信息
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error_msg = f"失败:从机ID={slave_id}，寄存器地址={address}，错误信息：{str(e)}"
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print(error_msg)
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return error_msg
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def modify_register(self, input_text):
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"""处理修改请求，修改后更新原标签"""
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if not input_text:
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self.show_dialog("错误", "请输入值")
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return
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try:
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value = int(input_text)
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result = self.write_modbus_register(value)
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self.show_dialog("结果", result)
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# 若成功，立即刷新原标签显示
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# 这里假设写入 从机ID=1，地址=0 的寄存器
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# 若需要动态指定，可从界面控件中获取（例如：self.ids.slave_id.text）
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result = self.write_modbus_register(
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slave_id=1,
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address=0,
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value=value
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)
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self.show_dialog("操作结果", result)
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# 若成功，立即刷新显示
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if "成功" in result:
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self.update_register_display(0)
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self.update_register_display(0) # 0是dt参数占位符
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except ValueError:
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self.show_dialog("错误", "请输入有效整数")
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def show_dialog(self, title, message):
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self.dialog2(title, message)
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self.dialog1(message,title)
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#############################################@Frequently used functions##################################################
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@staticmethod
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@ -570,42 +589,119 @@ class app(MDApp):
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self.dialog.open()
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# MDDialog box dismiss function 'close_dialog'
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def close_dialog(self, *args):
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self.dialog.dismiss()
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#############################################Modbus Functions############################################################
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def read_modbus_register(self):
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"""读取Modbus寄存器值并更新界面显示"""
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def show_modify_dialog(self, label_id, current_value=""):
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"""显示修改对话框"""
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if not self.dialog2:
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# 创建输入框
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self.modify_input = MDTextField(
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id="modify_input",
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hint_text="请输入新值",
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input_filter="int", # 保持整数输入限制
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text=current_value
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)
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# 创建对话框
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self.dialog2 = MDDialog(
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title="修改参数",
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type="custom",
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content_cls=MDBoxLayout(
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self.modify_input,
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orientation="vertical",
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padding=dp(10),
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spacing=dp(10),
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size_hint_y=None,
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height=dp(100)
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),
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buttons=[
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MDFlatButton(
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text="取消",
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on_press=lambda x: self.dialog2.dismiss()
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),
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MDFlatButton(
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text="确认",
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on_press=lambda x: self.confirm_modify(label_id)
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)
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]
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)
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else:
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# 重置输入框内容
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self.modify_input.text = current_value
|
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self.dialog2.open()
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def confirm_modify(self, label_id):
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"""确认修改并更新标签"""
|
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new_value = self.modify_input.text
|
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if new_value: # 确保输入不为空
|
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# 根据标签ID获取对应的标签并更新
|
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screen = self.root.get_screen("real_time_curve")
|
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if label_id == "register_label" and hasattr(screen.ids, label_id):
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screen.ids[label_id].text = f"通信超时: {new_value}" # 更新标签显示
|
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self.modify_register(new_value) # 调用原有的修改方法
|
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self.dialog2.dismiss() # 关闭对话框
|
||||
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def read_modbus_registers(self, slave_id, address, count):
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"""
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通用的Modbus保持寄存器读取函数
|
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:param slave_id: 从机ID（动态传入，如1、2、3等）
|
||||
:param address: 寄存器地址
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||||
:param count: 读取的寄存器数量
|
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:return: 读取结果或None（失败时）
|
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"""
|
||||
if not self.modbus_master:
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||||
pass
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print("Modbus未初始化，请先连接")
|
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return None
|
||||
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||||
try:
|
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# 读取寄存器（1号从机，保持寄存器，地址0，长度1）
|
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result = self.modbus_master.execute(1, cst.READ_HOLDING_REGISTERS, 0, 1)
|
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# 结果是元组，取第一个值
|
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return str(result[0])
|
||||
# 动态传入slave_id，替代固定的1
|
||||
result = self.modbus_master.execute(
|
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slave=slave_id,
|
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function_code=cst.READ_HOLDING_REGISTERS,
|
||||
starting_address=address,
|
||||
quantity_of_x=count
|
||||
)
|
||||
print(f"从机ID {slave_id} 读取成功：{result}")
|
||||
if result:
|
||||
register_value = result[0] # 提取元组中的第一个元素（即0）
|
||||
print(f"寄存器值：{register_value}")
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||||
return result
|
||||
except Exception as e:
|
||||
pass
|
||||
print(f"从机ID {slave_id} 读取失败：{e}")
|
||||
return None
|
||||
|
||||
def update_register_display(self, dt):
|
||||
"""定时更新寄存器值显示"""
|
||||
register_value = self.read_modbus_register()
|
||||
register_value = self.read_modbus_registers(slave_id=1, address=0, count=1)
|
||||
|
||||
# 获取显示标签并更新文本
|
||||
real_time_screen = self.root.get_screen("real_time_curve") # 根据实际屏幕名称调整
|
||||
if hasattr(real_time_screen.ids, 'register_label'):
|
||||
real_time_screen.ids.register_label.text = f"寄存器 0: {register_value}"
|
||||
|
||||
if register_value is not None:
|
||||
real_time_screen.ids.register_label.text = f"寄存器 0: {register_value[0]}"
|
||||
else:
|
||||
real_time_screen.ids.register_label.text = "寄存器 0: 读取失败或超时"
|
||||
|
||||
###################################LoginPageWork-Start#################################################
|
||||
|
||||
def update_wifi_status(self, dt):
|
||||
self.check_wifi()
|
||||
Clock.schedule_once(self.update_wifi_status, 1) # 5秒刷新一次
|
||||
Clock.schedule_once(self.update_wifi_status, 1) # 1秒刷新一次
|
||||
|
||||
def check_wifi(self):
|
||||
if platform != 'android':
|
||||
self.wifi_status_text = '非Android设备'
|
||||
return
|
||||
login_screen = self.root.get_screen("login") # 根据实际屏幕名称调整
|
||||
if hasattr(login_screen.ids, 'wifi_status_text'):
|
||||
self.wifi_status_text = '非Android设备'
|
||||
return
|
||||
|
||||
try:
|
||||
from jnius import autoclass, cast
|
||||
|
||||
Reference in New Issue
Block a user