gyt200300 6 months ago
parent a04ca907a8
commit 1f3696b745

@ -0,0 +1,43 @@
import tkinter as tk
from tkinter import messagebox
import random
import pymysql
import test
class Window3(tk.Toplevel):
def __init__(self, master):
super().__init__(master)
self.title("易错单词复习")
self.geometry("400x300")
# 数据库连接设置
self.cursor = self.db.cursor()
self.text_widget = tk.Text(self, wrap=tk.WORD, width=40, height=10)
self.text_widget.pack(expand=True, fill=tk.BOTH, padx=10, pady=10)
# 获取易错单词
self.fetch_and_display_mistaken_words()
def fetch_and_display_mistaken_words(self):
self.cursor.execute("SELECT `word`, `meaning` FROM `words` WHERE `easily_mistaken` = 1")
mistaken_words = self.cursor.fetchall()
if mistaken_words:
self.display_words(mistaken_words)
else:
messagebox.showinfo("提示", "没有易错单词可供复习!")
self.destroy()
def display_words(self, words):
# 使用Text控件显示单词和意义
for idx, word_info in enumerate(words, start=1):
text_to_insert = f"{idx}. 单词: {word_info['word']}, 意义: {word_info['meaning']}\n"
self.text_widget.insert(tk.END, text_to_insert)
# 自动滚动到底部
self.text_widget.see(tk.END)
def on_closing(self):
self.db.close()
self.destroy()

@ -0,0 +1,20 @@
import pymysql
def connect_db():
# 数据库连接参数
db_host = 'localhost' # 数据库主机名
db_user = 'root' # 数据库用户名
db_password = '123456' # 数据库密码
db_database = 'user_info' # 数据库名
db_port = 3306 # 数据库端口通常默认为3306
# 创建连接
connection = pymysql.connect(host=db_host,
user=db_user,
password=db_password,
database=db_database,
port=db_port)
cursor = connection.cursor()
return cursor
if __name__ == '__main__':
cursor = connect_db()
print("数据库连接成功!")

@ -208,7 +208,7 @@ class Window3(tk.Toplevel):
self.title("易错单词复习")
self.geometry("400x300")
# 初始化数据库连接
# 数据库连接设置
self.db = pymysql.connect(
host="localhost", # MySQL服务器地址
user="root", # 数据库用户名
@ -218,88 +218,33 @@ class Window3(tk.Toplevel):
cursorclass=pymysql.cursors.DictCursor # 使用字典游标,方便通过列名访问数据
)
self.cursor = self.db.cursor()
self.text_widget = tk.Text(self, wrap=tk.WORD, width=40, height=10)
self.text_widget.pack(expand=True, fill=tk.BOTH, padx=10, pady=10)
# 获取易错单词
self.fetch_mistaken_words()
# UI设置
self.word_label = tk.Label(self, text="", font=("Arial", 14))
self.word_label.pack(pady=20)
# 按钮
button_frame = tk.Frame(self)
button_frame.pack(pady=10)
tk.Button(button_frame, text="上一个单词", command=self.show_previous_word, state=tk.DISABLED).pack(
side=tk.LEFT, padx=10)
tk.Button(button_frame, text="下一个单词", command=self.show_next_word).pack(side=tk.RIGHT, padx=10)
# 初始化显示第一个单词
self.show_current_word()
def fetch_mistaken_words(self):
self.cursor.execute("SELECT `word`, `meaning` FROM `words` WHERE `easily_mistaken` = 1 ORDER BY `id`")
self.mistaken_words = self.cursor.fetchall()
self.current_index = 0
self.total_words = len(self.mistaken_words)
if self.total_words == 0:
messagebox.showinfo("提示", "没有易错单词可供复习!")
self.destroy()
def show_current_word(self):
if self.total_words > 0:
word_info = self.mistaken_words[self.current_index]
self.word_label.config(text=f"单词: {word_info['word']}, 意义: {word_info['meaning']}")
self.fetch_and_display_mistaken_words()
# 更新按钮状态
self.update_button_states()
def show_next_word(self):
if self.current_index < self.total_words - 1:
self.current_index += 1
def fetch_and_display_mistaken_words(self):
self.cursor.execute("SELECT `word`, `meaning` FROM `words` WHERE `easily_mistaken` = 1")
mistaken_words = self.cursor.fetchall()
if mistaken_words:
self.display_words(mistaken_words)
else:
self.current_index = 0
self.show_current_word()
messagebox.showinfo("提示", "没有易错单词可供复习!")
self.destroy()
def show_previous_word(self):
if self.current_index > 0:
self.current_index -= 1
else:
self.current_index = self.total_words - 1
self.show_current_word()
def display_words(self, words):
# 使用Text控件显示单词和意义
for idx, word_info in enumerate(words, start=1):
text_to_insert = f"{idx}. 单词: {word_info['word']}, 意义: {word_info['meaning']}\n"
self.text_widget.insert(tk.END, text_to_insert)
def update_button_states(self):
if self.current_index == 0:
self.button_previous.configure(state=tk.DISABLED)
else:
self.button_previous.configure(state=tk.NORMAL)
if self.current_index == self.total_words - 1:
self.button_next.configure(state=tk.DISABLED)
else:
self.button_next.configure(state=tk.NORMAL)
# 自动滚动到底部
self.text_widget.see(tk.END)
def on_closing(self):
# 关闭窗口前的清理工作,如关闭数据库连接
self.db.close()
super().destroy()
# 实例化Window3的正确位置
if __name__ == "__main__":
root = tk.Tk()
root.withdraw() # 如果需要隐藏主窗口
window3 = Window3(root)
window3.protocol("WM_DELETE_WINDOW", window3.on_closing)
window3.mainloop()
def main():
# 初始化Tkinter的根窗口
root = tk.Tk()
root.withdraw() # 可选:隐藏根窗口,如果你不打算显示它的话
# 创建并显示Window3实例
window3 = Window3(root)
window3.protocol("WM_DELETE_WINDOW", window3.on_closing)
window3.mainloop() # 开始Window3窗口的事件循环
self.destroy()
def start_application():
root = tk.Tk()

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