python: DDD+MVC

 

项目结构：

 

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:28 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : school.py # explain   : 学习     class SchoolInfo(object):     """     领域层（Domain）     学校表     """       def __init__(self):         """             構造         """           self._SchoolId = None         """         ID，主键         """           self._SchoolName = None         """         校名         """           self._SchoolTelNo = None         """         学校电话         """       @property     def SchoolId(self):         """         ID，主键         """         return self._SchoolId       @SchoolId.setter     def SchoolId(self, schoolId):         """        ID，主键         :param SchoolId:         :return:         """         self._SchoolId = schoolId       @property     def SchoolName(self):         """         校名         """         return self._SchoolName       @SchoolName.setter     def SchoolName(self, schoolName):         """        校名         :param SchoolName:         :return:         """         self._SchoolName = schoolName       @property     def SchoolTelNo(self):         """         学校电话         """         return self._SchoolTelNo       @SchoolTelNo.setter     def SchoolTelNo(self, schoolTelNo):         """        学校电话         :param SchoolTelNo:         :return:         """         self._SchoolTelNo = schoolTelNo

　　

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:30 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : school.py # explain   : 学习   import sqlite3 from Domain.school import SchoolInfo #from __future__ import annotations from abc import ABC, abstractmethod from Factory.AbstractFactory import AbstractFactory   class SchoolRepository(object):     """     基础设施层（Infrastructure）     """     dal = AbstractFactory.createSchool       def __init__(self):         self.__name = "SchoolBll"         self.createtable()  # 如果不存在，初始化表       def __del__(self):         """           :return:         """         print(f"{self.__name} ERASE MEMORY")       def Close(cls):         """         关闭         :return:         """         cls.dal().Close()       def createtable(self):         """         建表         """         self.dal().createtable()       def selectData(self) -> list:         """           :return:         """         data = self.dal().selectSql()         return data       def select(self) -> list[SchoolInfo]:         """           :return:         """           schools = []           data = self.dal().selectSql()         if len(data) > 0:             for SchoolId, SchoolName, SchoolTelNo in data[0]:                 info = SchoolInfo()                 info.SchoolId = SchoolId                 info.SchoolName = SchoolName                 info.SchoolTelNo = SchoolTelNo                 schools.append(info)         return schools       def selectSql(cls) -> list[SchoolInfo]:         """         元组数据         :return: list 列表         """         schools = []           data = cls.dal().selectSql()         if len(data) > 0:             for SchoolId, SchoolName, SchoolTelNo in data[0]:                 info = SchoolInfo()                 info.SchoolId = SchoolId                 info.SchoolName = SchoolName                 info.SchoolTelNo = SchoolTelNo                 schools.append(info)         return schools       def selectSqlCount(cls) -> int:         """         查询数据 总数         :return:         """         # print(cls.dal().selectSqlCount()[0][0])         total = cls.dal().selectSqlCount()[0][0]         return total       def Count(self) -> int:         """         查询数据 总数         :return:         """         total = self.dal().selectSqlCount()[0][0]         return total       def getcount(cls, search_query=""):         """         计算         :param search_query:         :return:         """         return cls.dal().getcount(search_query)       def getschools(cls, page, limit, search_query=""):         """         查询 分页         :param page:         :param limit:         :param search_query:         :return:         """         data = cls.dal().getschools(page, limit, search_query)         print("data:", data)         return data       def selectSqlOrder(cls, order: str) -> list[SchoolInfo]:         """         元组数据         :param order: SchoolName desc/asc         :return:         """         schools = []         data = cls.dal().selectSqlOrder(order)         if len(data) > 0:             for SchoolId, SchoolName, SchoolTelNo in data[0]:                 info = SchoolInfo()                 info.SchoolId = SchoolId                 info.SchoolName = SchoolName                 info.SchoolTelNo = SchoolTelNo                 schools.append(info)         return schools       def selectSort(cls, field: str, isOrder: bool) -> list[SchoolInfo]:         """           :param field SchoolId         :param order:  desc/asc         :return:         """         schools = []         data = cls.dal().selectSort(field, isOrder)         if len(data) > 0:             for SchoolId, SchoolName, SchoolTelNo in data[0]:                 info = SchoolInfo()                 info.SchoolId = SchoolId                 info.SchoolName = SchoolName                 info.SchoolTelNo = SchoolTelNo                 schools.append(info)         return schools       def selectIdSql(cls, SchoolId: str) -> list[SchoolInfo]:         """           :param SchoolId:ID         :return:         """         schools = []         data = cls.dal().selectIdSql(SchoolId)         # print(data)         if len(data) > 0:             for SchoolId, SchoolName, SchoolTelNo in data[0]:                 info = SchoolInfo()                 info.SchoolId = SchoolId                 info.SchoolName = SchoolName                 info.SchoolTelNo = SchoolTelNo                 schools.append(info)         return schools       def addSql(cls, info: SchoolInfo) -> int:         """           :param info:实体类         :return:         """         return cls.dal().addSql(info)       def add(self, info: SchoolInfo) -> int:         """           :param info:实体类         :return:         """         return self.dal().addSql(info)       def editSql(cls, info: SchoolInfo) -> int:         """           :param info:实体类         :return:         """         # print(info)         return cls.dal().editSql(info)       def edit(self, info: SchoolInfo) -> int:         """           :param info:实体类         :return:         """         # print(info)         return self.dal().editSql(info)       def delSql(cls, SchoolId: str) -> int:         """           :param SchoolId:         :return:         """         return cls.dal().delSql(SchoolId)       def delinfo(self, SchoolId: str) -> int:         """           :param SchoolId:         :return:         """         return self.dal().delSql(SchoolId)

　　

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:41 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : SchoolService.py # explain   : 学习 from Domain.school import SchoolInfo from Infrastructure.school import SchoolRepository   class SchoolService(object):     """      应用层（Application）     """     def __init__(self, repository:SchoolRepository):         """           :param repository:         """         self.repository = repository       def addschool(self,info: SchoolInfo):         """         添加学校         :param info:         :return:         """           self.repository.addSql(info)       def deleteschool(self, school_id):         """         删除学校         :param school_id:         :return:         """         self.repository.delSql(school_id)       def updateschool(self, info: SchoolInfo):         """         更新学校         :param info:         :return:         """           self.repository.editSql(info)       def getschool(self, school_id)-> list[SchoolInfo]:         """         查询单个学校         :param school_id:         :return:         """         return self.repository.selectIdSql(school_id)       def getallschools(self)->[SchoolInfo]:         """         查询所有学校         :return:         """         return self.repository.selectSql()       def get_all_schools(self, limit, offset, search_query="") -> list[SchoolInfo]:         """         分页查询所有学校         :param limit:         :param offset:         :param search_query:         :return:         """         return self.repository.getschools(limit, offset,search_query)       def get_total_schools(self, search_query=""):         """         取学校总数         :param search_query:         :return:         """         return self.repository.getcount(search_query)

　　

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:50 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : SchoolView.py # explain   : 学习   import tkinter as tk from tkinter import ttk, messagebox from Presentation.View.SchoolDialog import SchoolDialog from Presentation.Controller import SchoolController from Domain.school import SchoolInfo   class SchoolView(tk.Frame):     """    视图层（View）     """     def __init__(self, root, controller: SchoolController):         self.controller = controller         self.root = root         self.root.title("学校管理系统")           # 分页大小         self.page_size = 10  # 每页显示 10 条数据         self.current_page = 0  # 当前页码（从 0 开始）         self.search_query = ""  # 搜索查询参数         self.limit = 10           # 搜索框和搜索按钮         self.search_entry = tk.Entry(root, width=20)         self.search_entry.grid(row=0, column=0, padx=5, pady=5)         self.search_button = tk.Button(root, text="搜索", command=self.search_schools)         self.search_button.grid(row=0, column=1, padx=5, pady=5)           # 学校列表         self.tree = ttk.Treeview(root, columns=("ID", "名称", "电话"), show="headings")         self.tree.heading("ID", text="学校 ID")         self.tree.heading("名称", text="学校名称")         self.tree.heading("电话", text="学校电话")         self.tree.grid(row=1, column=0, columnspan=4, padx=5, pady=5)         # 绑定双击事件         self.tree.bind("<Double-1>", self.on_tree_double_click)         # 分页控件         self.prev_button = tk.Button(root, text="上一页", command=self.prev_page)         self.prev_button.grid(row=2, column=0, padx=5, pady=5)           self.page_label = tk.Label(root, text="第 1 页")         self.page_label.grid(row=2, column=1, padx=5, pady=5)           self.pagetotal_label = tk.Label(root, text="/共 1 页")         self.pagetotal_label.grid(row=2, column=2, padx=15, pady=15)           self.next_button = tk.Button(root, text="下一页", command=self.next_page)         self.next_button.grid(row=2, column=3, padx=5, pady=5)           # 添加学校按钮         self.add_button = tk.Button(root, text="添加学校", command=self.open_add_dialog)         self.add_button.grid(row=3, column=0, padx=5, pady=5)           # 更新学校按钮         self.update_button = tk.Button(root, text="更新学校", command=self.open_update_dialog)         self.update_button.grid(row=3, column=1, padx=5, pady=5)           # 删除学校按钮         self.delete_button = tk.Button(root, text="删除学校", command=self.delete_school)         self.delete_button.grid(row=3, column=2, padx=5, pady=5)           # 初始化学校列表         self.update_school_list()       def search_schools(self):         """搜索学校"""         self.search_query = self.search_entry.get()         self.current_page = 0  # 搜索时回到第一页         self.update_school_list()       def on_tree_double_click(self, event):         """         处理 Treeview 双击事件         :param event:         :return:         """         selected_item = self.tree.selection()         school=SchoolInfo()         if selected_item:             val=self.tree.item(selected_item)['values']             print("val:",val)             school_id = self.tree.item(selected_item)['values'][0]             school.SchoolId =val[0]             school.SchoolName=val[1]             school.SchoolTelNo=val[2]             dialog = SchoolDialog(self.root, "更新学校","Edit", self.controller, school)             if dialog.result:                 school = SchoolInfo()                 school.SchoolId = dialog.result[0]                 school.SchoolName = dialog.result[1]                 school.SchoolTelNo = dialog.result[2]                 self.controller.update_school(school)                 self.update_school_list()       def open_add_dialog(self):         """         打开添加学校窗口         """         dialog = SchoolDialog(self.root, "添加学校","Add", self.controller)         if dialog.result:             print(dialog.result)             school=SchoolInfo()             school.SchoolId=dialog.result[0]             school.SchoolName=dialog.result[1]             school.SchoolTelNo=dialog.result[2]             self.controller.add_school(school)             self.update_school_list()       def open_update_dialog(self):         """         打开更新学校窗口         """         selected_item = self.tree.selection()         if selected_item:             school_id = self.tree.item(selected_item, "values")[0]             print("school_id",school_id)             school = self.controller.get_school(school_id)[0]             dialog = SchoolDialog(self.root, "更新学校", "Edit",self.controller, school)             print("dialog",dialog.result[1])             if dialog.result:                 school = SchoolInfo()                 school.SchoolId = dialog.result[0]                 school.SchoolName = dialog.result[1]                 school.SchoolTelNo = dialog.result[2]                 print("update",school.SchoolName)                 self.controller.update_school(school)                 self.update_school_list()         else:             messagebox.showwarning("警告", "请选择一个学校！")       def delete_school(self):         """         删除学校         """         selected_item = self.tree.selection()         if selected_item:             school_id = self.tree.item(selected_item, "values")[0]             self.controller.delete_school(school_id)             self.update_school_list()         else:             messagebox.showwarning("警告", "请选择一个学校！")       def update_school_list(self):         """         更新学校列表         """         self.tree.delete(*self.tree.get_children())  # 清空列表           # 计算分页参数         total_schools = self.controller.get_total_schools(self.search_query)[0][0]         offset=self.current_page+1         schools = self.controller.get_all_schools(offset, self.limit, self.search_query)         # 将数据插入 Treeview         for school in schools:             self.tree.insert("", "end", values=(school))           # 更新分页标签         self.update_page_label()         self.update_page_total()       def prev_page(self):         """         上一页         """         if self.current_page >0:             self.current_page -= 1             self.update_school_list()       def next_page(self):         """         下一页         """         total_schools = self.controller.get_total_schools(self.search_query)[0][0]         total_pages = (total_schools + self.page_size - 1) // self.page_size         if self.current_page < total_pages - 1:             self.current_page += 1             self.update_school_list()       def update_page_label(self):         """         更新页码标签         """         total_schools =self.controller.get_total_schools(self.search_query)[0][0]         total_pages = (total_schools + self.limit - 1) // self.limit         current_page = self.current_page + 1  # 从 1 开始显示         self.page_label.config(text=f"第 {current_page} 页 / 共{total_pages}页")       def update_page_total(self):         """         更新总页数标签         """         total_schools = self.controller.get_total_schools(self.search_query)[0][0]         total_pages = (total_schools + self.limit - 1) // self.limit         #print(total_pages)         self.pagetotal_label.config(text=f" 共 {total_schools} /条")

　　

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 23:51 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : SchoolDialog.py # explain   : 学习   import tkinter as tk from tkinter import messagebox from Presentation.Controller import SchoolController from Domain.school import SchoolInfo     class SchoolDialog:     """     要区别，添加，修改的操作     """     def __init__(self, parent, title,action, controller:SchoolController, school=None):         """           :param parent:         :param title:         :param action:         :param controller:         :param school:         """           self.controller = controller         self.school = school         self.result = None         self.action= action         self.dialog = tk.Toplevel(parent)         self.dialog.title(title)           # 学校 ID 输入框         self.school_id_label = tk.Label(self.dialog, text="学校 ID")         self.school_id_label.grid(row=0, column=0, padx=5, pady=5)         self.school_id_entry = tk.Entry(self.dialog, width=20)         self.school_id_entry.grid(row=0, column=1, padx=5, pady=5)           # 学校名称输入框         self.school_name_label = tk.Label(self.dialog, text="学校名称")         self.school_name_label.grid(row=1, column=0, padx=5, pady=5)         self.school_name_entry = tk.Entry(self.dialog, width=20)         self.school_name_entry.grid(row=1, column=1, padx=5, pady=5)           # 学校电话输入框         self.school_tel_no_label = tk.Label(self.dialog, text="学校电话")         self.school_tel_no_label.grid(row=2, column=0, padx=5, pady=5)         self.school_tel_no_entry = tk.Entry(self.dialog, width=20)         self.school_tel_no_entry.grid(row=2, column=1, padx=5, pady=5)           # 确定按钮         self.ok_button = tk.Button(self.dialog, text="确定", command=self.on_ok)         self.ok_button.grid(row=3, column=0, padx=5, pady=5)           # 取消按钮         self.cancel_button = tk.Button(self.dialog, text="取消", command=self.dialog.destroy)         self.cancel_button.grid(row=3, column=1, padx=5, pady=5)         print(self.school)         if self.action == "Edit":             # 如果是更新操作，填充现有数据             if self.school:                 self.school_id_entry.insert(0, self.school.SchoolId)                 self.school_name_entry.insert(0, self.school.SchoolName)                 self.school_tel_no_entry.insert(0, self.school.SchoolTelNo)                 self.school_id_entry.config(state="disabled")  # 禁止修改 ID           # 等待窗口关闭         self.dialog.wait_window()       def on_ok(self):         """         确定按钮点击事件         """         school_id = self.school_id_entry.get()         name = self.school_name_entry.get()         tel_no = self.school_tel_no_entry.get()         if school_id and name and tel_no:             print("name",name)             self.result = (school_id, name, tel_no)             ''' 也可以修改             if self.action=="Edit":                 school = SchoolInfo()                 school.SchoolId = self.result[0]                 school.SchoolName = self.result[1]                 school.SchoolTelNo = self.result[2]                 print("update", school.SchoolName)                 self.controller.update_school(school)                    '''             self.dialog.destroy()         else:             messagebox.showwarning("警告", "所有字段不能为空！")

　　

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:48 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : SchoolController.py # explain   : 学习 from Application.SchoolService import SchoolService from Domain.school import SchoolInfo   class SchoolController(object):     """     控制器层（Controller）     """     def __init__(self, service:SchoolService):         """           :param service:         """         self.service = service       def add_school(self, info:SchoolInfo):         """           :param info:         :return:         """         self.service.addschool(info)       def delete_school(self, school_id):         """           :param school_id:         :return:         """         self.service.deleteschool(school_id)       def update_school(self, info:SchoolInfo):         """           :param info:         :return:         """         self.service.updateschool(info)       def get_school(self, school_id)-> list[SchoolInfo]:         """           :param school_id:         :return:         """         return self.service.getschool(school_id)       def get_all_schools(self, limit, offset=0, search_query=""):         """           :param limit:         :param offset:         :param search_query:         :return:         """         return self.service.get_all_schools(limit, offset,search_query)       def get_total_schools(self, search_query=""):         """           :param search_query:         :return:         """         return self.service.get_total_schools(search_query)

　　

主程序：

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# encoding: utf-8 # 版权所有 2025 涂聚文有限公司 # 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎 # 描述： # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 3.11 # os        : windows 10 # database  : mysql 9.0 sql server 2019, poostgreSQL 17.0  Oracle 21c # Datetime  : 2025/2/14 22:28 # User      : geovindu # Product   : PyCharm # Project   : pydddmvcdemo # File      : main.py # explain   : 学习 import tkinter as tk from Infrastructure.school import SchoolRepository from Application.SchoolService import SchoolService from Presentation.Controller.SchoolController import SchoolController from Presentation.View.SchoolView import SchoolView     if __name__ == '__main__':     # 创建根窗口     root = tk.Tk()       # 初始化 DDD 分层组件     repository = SchoolRepository()     service = SchoolService(repository)     controller = SchoolController(service)       # 初始化视图     view = SchoolView(root, controller)     root.iconbitmap('favicon.ico')     # 启动主循环     root.mainloop()       print('PyCharm，geovindu')

　　

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