自学教程：python 制作本地应用搜索工具

from tkinter import *from tkinter import ttkfrom tkinter import messageboxfrom Search_Apps import Find_APPimport threadingimport pyperclip'''-treeview显示搜索结果-Menu绑定复制链接'''class App: def __init__(self):  self.w=Tk()  self.w.title('应用搜索工具（本地版）-v1.0')  width=590  height=395  left=(self.w.winfo_screenwidth()-width)/2  top=(self.w.winfo_screenheight()-height)/2  self.w.resizable(0,0)  self.w.geometry('%dx%d+%d+%d'%(width,height,left,top))  self.create_widet()  self.set_widget()  self.place_widget()  self.w.mainloop() def create_widet(self):  self.l2_var=StringVar()  self.l1=ttk.Label(self.w,text='关键字：')  self.e1=ttk.Entry(self.w)  self.b1=ttk.Button(self.w,text='搜索')  self.tree=ttk.Treeview(self.w)  self.S_coll_vertical = Scrollbar(self.w, orient=VERTICAL)  self.l2=ttk.Label(self.w,textvariable=self.l2_var)  self.m=Menu(self.w)  self.w['menu']=self.m  self.m2=Menu(self.tree,tearoff=False) def set_widget(self):  self.b1.config(command=lambda :self.thread_it(self.search_app))  self.e1.config(justify='center')  columns=('no','app_name','app_cate','size','app_intro')  self.tree.config(show='headings',columns=columns,selectmode=BROWSE,displaycolumns ='#all')  self.tree.column("no", anchor="center",minwidth=40,width=40, stretch=NO)  self.tree.column("app_name", anchor="center",minwidth=50,width=80, stretch=NO)  self.tree.column("app_cate", anchor="center",minwidth=50,width=80, stretch=NO)  self.tree.column("size", anchor="center",minwidth=50,width=80, stretch=NO)  self.tree.column("app_intro", anchor="center",minwidth=10,width=100)  self.tree.heading("no", text="序号")  self.tree.heading("app_name", text="名称")  self.tree.heading("app_cate", text="类别")  self.tree.heading("size", text="大小")  self.tree.heading("app_intro", text="介绍")  self.tree.bind('<<TreeviewSelect>>',self.display_infos)  self.S_coll_vertical.config(command=self.tree.yview)  self.tree['yscrollcommand'] = self.S_coll_vertical.set  self.l2.config(background='lightblue',justify='center')  self.l2_var.set('请先搜索')  self.s1=Menu(self.m,tearoff=False)  self.s2=Menu(self.m,tearoff=False)  self.m.add_cascade(label='操作',menu=self.s1)  self.m.add_cascade(label='关于',menu=self.s2)  self.s1.add_command(label='搜索',command=lambda :self.thread_it(self.search_app))  self.s1.add_command(label='复制下载地址',command=lambda:self.thread_it(self.copy_apklink))  self.s1.add_separator()  self.s1.add_command(label='退出',command=self.quit_window)  self.s2.add_command(label='说明',command=self.show_explain)  self.s2.add_command(label='联系作者',command=self.show_info)  self.w.protocol('WM_DELETE_WINDOW',self.quit_window)  self.m2.add_command(label='复制链接',command=self.copy_apklink)  self.tree.bind('<Button-3>',self.copy_link) def place_widget(self):  self.l1.place(x=70,y=20)  self.e1.place(x=150,y=20,width=250)  self.b1.place(x=430,y=18)  self.tree.place(x=10,y=60,width=570,height=300)  self.S_coll_vertical.place(x=570,y=60,height=300)  self.l2.place(x=10,y=367,width=570) def search_app(self):  #清空treeview数据  for item in self.tree.get_children():   self.tree.delete(item)  key_word=self.e1.get()  if key_word:   self.l2_var.set(f'正在检索......')   self.data=Find_APP().search_app(key_word)   if self.data:    i=0    for v in self.data:     self.tree.insert('',i,values=(i+1,v.get('app_name'),v.get('app_cate'),v.get('size'),v.get('app_intro')))     i+=1    self.l2.config(background='lightblue')    self.l2_var.set(f'一共检索到[{len(self.data)}]个关于[{key_word}]的应用')   elif self.data is False:    self.l2.config(background='red')    self.l2_var.set(f'数据库连接失败，请检查数据库配置！')   else:    self.l2.config(background='green')    self.l2_var.set(f'没有检索到关于[{key_word}]的应用')  else:   messagebox.showwarning('警告','请输入关键字！')   self.l2.config(background='red')   self.l2_var.set(f'请输入关键字！') def display_infos(self,event):  #获取treeview当前选中项数据  curr=self.tree.item(self.tree.focus()).get('values')  #获取treeview当前选中项索引  # curr_index = self.tree.index(self.tree.focus())  # app=self.data[curr_index]  self.l2_var.set(f'{curr[-1]}') def show_info(self):  messagebox.showinfo('联系作者', '作者QQ：xxxx') def show_explain(self):  messagebox.showinfo('说明', '/r本软件仅供学习，请勿用于商业用途/n/n1.在输入框输入关键字进行搜索/n2.选择应用右击提取下载地址') def copy_link(self,event):  self.m2.post(event.x_root, event.y_root) def copy_apklink(self):  try:   curr_index = self.tree.index(self.tree.focus())   app_link=self.data[curr_index].get('app_link')   pyperclip.copy(app_link)   messagebox.showinfo('提示','下载地址已成功复制到剪切板！')  except AttributeError:   messagebox.showwarning('警告','请先选中应用！')   self.l2.config(background='red')   self.l2_var.set('请先选中应用！') def quit_window(self):  ret=messagebox.askyesno('退出','是否要退出？')  if ret:   self.w.destroy() def thread_it(self,func,*args):  t=threading.Thread(target=func,args=args)  t.setDaemon(True)  t.start()if __name__ == '__main__': a=App()

import pymongoclass Find_APP(object): def __init__(self):  self.Mongo_host='127.0.0.1'  self.Mongo_port=27017 def connect_db(self):  try:   conn=pymongo.MongoClient(host=self.Mongo_host,port=self.Mongo_port)   self.db=conn.HuaWei   self.myset=self.db.app_infos   return True  except:   return False "{app_name: {$regex:/keyword/}}"#使用正则mongodb模糊查询 def search_app(self,key_word):  if self.connect_db():   app_data=[]   sentence={'app_name': {"$regex":key_word}}   try:    for i in self.myset.find(sentence):     i.pop('_id')     app_data.append(i)    return app_data   except :    return False  else:   return False