From 1cb32ea4ba0f9c070153fba4c254cb8af9c9836d Mon Sep 17 00:00:00 2001 From: pzyexn7bj <2558997203@qq.com> Date: Fri, 31 May 2024 10:35:00 +0800 Subject: [PATCH] =?UTF-8?q?=E5=90=84=E6=A8=A1=E5=9D=97=E9=A1=B5=E9=9D=A2?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- Views.py | 241 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 241 insertions(+) create mode 100644 Views.py diff --git a/Views.py b/Views.py new file mode 100644 index 0000000..4911bd0 --- /dev/null +++ b/Views.py @@ -0,0 +1,241 @@ +""" + self.about_frame = tk.Frame(self.root) + tk.Label(self.about_frame, text="本程序由tkinter开发").pack() + tk.Label(self.about_frame, text="开发者：计科2104谢皓年").pack() +""" +import tkinter as tk +from tkinter import ttk, messagebox +import MysqlUtil + + +class AboutFrame(tk.Frame): + def __init__(self, root): + super().__init__(master=root) + tk.Label(self, text="--关于--", font=('', 15), fg='orange').grid( + row=0, columnspan=2, sticky=tk.EW, pady=5 + ) + tk.Label(self, text="本程序由tkinter开发", font=('', 15), fg='blue').grid( + row=1, columnspan=2, sticky=tk.EW, pady=10 + ) + tk.Label(self, text="开发者：计科2104谢皓年", font=('', 15), fg='blue').grid( + row=2, columnspan=2, sticky=tk.EW, pady=10 + ) + + +class AddFrame(tk.Frame): + def __init__(self, root): + super().__init__(root) + + values = ('已发布', '草稿') + tk.Label(self, text="").grid(row=0, column=0) + tk.Label(self, text="--添加文章--", font=('', 15), fg='blue').grid( + row=0, columnspan=2, sticky=tk.EW, pady=5 + ) + self.title = tk.StringVar() + self.author = tk.StringVar() + + tk.Label(self, text="标 题：", font=('', 10)).grid(row=1, column=0) + tk.Entry(self, width=40, textvariable=self.title).grid(row=1, column=1, pady=5) + tk.Label(self, text="作 者：", font=('', 10)).grid(row=2, column=0) + tk.Entry(self, width=40, textvariable=self.author).grid(row=2, column=1, pady=5) + tk.Label(self, text="内 容：", font=('', 10)).grid(row=3, column=0, pady=5) + self.txt = tk.Text(self, width=40) + self.txt.grid(row=3, column=1) + tk.Label(self, text="状 态：", font=('', 10)).grid(row=4, column=0, pady=5) + self.cbox = ttk.Combobox(self, values=values) + self.cbox.grid(row=4, column=1, sticky=tk.W, pady=10) + ttk.Button(self, text='清 空', command=self.clear).grid(row=5, column=1, pady=5, sticky=tk.E) + ttk.Button(self, text='添 加', command=self.add).grid(row=5, column=1, pady=5) + + def add(self): + self.tit = self.title.get() + self.authr = self.author.get() + self.state = self.cbox.get() + self.content = self.txt.get('1.0', tk.END) + if self.state != '' and self.content != '' and self.title != '' and self.author != '': + try: + MysqlUtil.connect_to_mysql() + sql = ("insert into article (title, author, content, state) " + "VALUES ('{}','{}','{}','{}')" + .format(self.tit, self.authr, self.content, self.state)) + MysqlUtil.not_query_sql(sql) + messagebox.showinfo(title="提示", message="添加成功") + except Exception as e: + messagebox.showerror(title="错误", message="添加失败！\n状态只能为“已发布”或“草稿”\n{}".format(e)) + else: + messagebox.showerror(title="错误", message="请输入完整的数据") + + def clear(self): + self.title.set('') + self.author.set('') + self.txt.delete('1.0', tk.END) + self.cbox.delete(0, tk.END) + + +class ChangeFrame(tk.Frame): + def __init__(self, root): + super().__init__(root) + + values = ('已发布', '草稿') + tk.Label(self, text="").grid(row=0, column=0) + tk.Label(self, text="--修改文章--", font=('', 15), fg='purple').grid( + row=0, columnspan=2, sticky=tk.EW, pady=5 + ) + tk.Label(self, text="编 号：", font=('', 10)).grid(row=1, column=0, pady=5) + self.id_entry = tk.Entry(self, width=15) + self.id_entry.grid(row=1, column=1, sticky=tk.W, pady=5) + ttk.Button(self, text="查 询", command=self.search).grid(row=1, column=1, sticky=tk.E, padx=5) + self.tip = tk.Label(self, text="", font=('', 10)) + self.tip.grid(row=1, column=1, padx=5) + + self.title = tk.StringVar() + self.author = tk.StringVar() + + tk.Label(self, text="标 题：", font=('', 10)).grid(row=3, column=0) + tk.Entry(self, width=40, textvariable=self.title).grid(row=3, column=1, pady=5) + tk.Label(self, text="作 者：", font=('', 10)).grid(row=4, column=0) + tk.Entry(self, width=40, textvariable=self.author).grid(row=4, column=1, pady=5) + tk.Label(self, text="内 容：", font=('', 10)).grid(row=5, column=0, pady=5) + self.txt = tk.Text(self, width=40) + self.txt.grid(row=5, column=1) + tk.Label(self, text="状 态：", font=('', 10)).grid(row=6, column=0, pady=5) + self.cbox = ttk.Combobox(self, values=values) + self.cbox.grid(row=6, column=1, sticky=tk.W, pady=10) + ttk.Button(self, text='清 空', command=self.clear).grid(row=7, column=1, pady=5) + self.show_save = ttk.Button(self, text='保 存', command=self.save, state='disable') + self.show_save.grid(row=7, column=1, pady=5, sticky=tk.E) + # 需要查询后才能修改，这个变量用来存放查询后的id + self.r_id = None + + def clear(self): + self.title.set('') + self.author.set('') + self.txt.delete('1.0', tk.END) + self.cbox.delete(0, tk.END) + + def save(self): + self.tit = self.title.get() + self.authr = self.author.get() + self.state = self.cbox.get() + self.content = self.txt.get('1.0', tk.END) + if self.r_id != '' and self.tit != "" and self.authr != "" and self.state != "" and self.content != "": + try: + MysqlUtil.connect_to_mysql() + MysqlUtil.not_query_sql("update article set title='{}', author='{}', content='{}'" + ", state='{}' where id='{}'" + .format(self.tit, self.authr, self.content, self.state, self.r_id)) + messagebox.showinfo("提示", "保存成功") + except Exception as e: + messagebox.showerror("错误", "保存失败：{}".format(e)) + else: + messagebox.showerror("错误","需输入完整的数据才能保存") + + def search(self): + t_id = self.id_entry.get().strip() + if t_id != '': + MysqlUtil.connect_to_mysql() + results = MysqlUtil.query_sql("select * from article where id = " + t_id) + # 查询到非空 + if len(results) > 0: + self.tip["text"] = "该文章存在" + self.tip["fg"] = 'green' + self.show_save.config(state='normal') + self.r_id = t_id + # 获取当前编号的文章数据 + result = results[0] + # 回显该文章 + self.title.set(result[1]) + self.author.set(result[2]) + # 先删除再添加，只能这么修改 + self.txt.delete('1.0', tk.END) + self.txt.insert(tk.END, result[3]) + self.cbox.set(result[4]) + else: + self.tip["text"] = "该文章不存在" + self.tip["fg"] = 'red' + self.show_save.config(state='disable') + else: + messagebox.showerror("错误", "请输入文章编号") + + +class SearchFrame(tk.Frame): + def __init__(self, root): + super().__init__(root) + self.table_view = tk.Frame() + self.table_view.pack() + self.create_page() + + def create_page(self): + # tk.Label(self, text="").grid(row=0, column=0) + tk.Label(self, text="--查询文章--", font=('', 15), fg='brown').pack( + anchor=tk.CENTER, pady=5 + ) + + columns = ('id', 'title', 'author', 'content', 'state') + columns_values = ('编号', '标题', '作者', '内容', '状态') + self.tree_view = ttk.Treeview(self, columns=columns, show='headings') + # 通过索引遍历元组每一个元素，并渲染在treeview上 + for i in range(len(columns)): + self.tree_view.column(columns[i], width=95, anchor='center') + self.tree_view.heading(columns[i], text=columns_values[i]) + self.tree_view.pack(fill='both', expand=True, pady=5) + self.show_data() + ttk.Button(self, text='刷新', command=self.show_data).pack(anchor='e', pady=5) + + def show_data(self): + # 删除treeview所有的数据 + for _ in map(self.tree_view.delete, self.tree_view.get_children('')): + pass + + MysqlUtil.connect_to_mysql() + # 获取最新的数据 + results = MysqlUtil.query_sql("select * from article") + # 将获取的数据遍历，并插入到treeview + for result in results: + self.tree_view.insert('', 'end', values=result) + + +class DeleteFrame(tk.Frame): + def __init__(self, root): + super().__init__(root) + + tk.Label(self, text="").grid(row=0, column=0) + tk.Label(self, text="--删除文章--", font=('', 15), fg='red').grid( + row=0, columnspan=2, sticky=tk.EW, pady=5 + ) + self.id = tk.StringVar() + tk.Label(self, text="编 号：", font=('', 10)).grid(row=1, column=0, pady=5) + tk.Entry(self, width=10, textvariable=self.id).grid(row=1, column=1, pady=5) + ttk.Button(self, text="查 询", command=self.search).grid(row=2, column=1, sticky=tk.W, padx=5) + self.tip = tk.Label(self, text="", font=('', 10)) + self.tip.grid(row=2, column=0) + self.show_delete = ttk.Button(self, text="删 除", command=self.delete, state='disabled') + self.show_delete.grid(row=3, column=1, sticky=tk.W, padx=5) + # 需要查询后才能删除，这个变量用来存放查询后的id，否则entry是啥内容删的就是啥 + self.r_id = None + + def search(self): + t_id = self.id.get().strip() + if t_id != '': + MysqlUtil.connect_to_mysql() + results = MysqlUtil.query_sql("select * from article where id = " + t_id) + # 查询到非空 + if len(results) > 0: + self.tip["text"] = "该文章存在" + self.tip["fg"] = 'green' + self.show_delete.config(state='normal') + self.r_id = t_id + else: + self.tip["text"] = "该文章不存在" + self.tip["fg"] = 'red' + self.show_delete.config(state='disable') + else: + messagebox.showerror("错误", "请输入文章编号") + + def delete(self): + try: + MysqlUtil.connect_to_mysql() + MysqlUtil.not_query_sql("delete from article where id = " + self.r_id) + messagebox.showinfo("提示", "编号为{}的文章已删除".format(self.r_id)) + except Exception as e: + messagebox.showerror("错误", "删除失败：{}".format(e))