Python3使用tkinter编写GUI程序

目录

@(Python3中tkinter写的HTTP测试工具代码支持正则表达式和XPATH)
程序非常简单，暂时只支持GET方法，使用内置库tkinter编写GUI窗口，在Mac下运行效果图如下，windows运行需要更改控件宽度高度等控制参数才能很好的显示。

效果图（使用XPATH匹配房天下网站）

代码如下，需要安装requests和lxml第三方库

app.py.

import tkinter as tk from tkinter import scrolledtext from tkinter import messagebox import re import requests from lxml import etree class Application(tk.Frame):def __init__(self, master=None):super().__init__(master)self.master = masterself.pack()self.create_widgets()def create_widgets(self):#barself.canvas = tk.Canvas(self,width=980,height=65,bg='#ebf4ec')self.image_file = tk.PhotoImage(file='network.png')self.imag = self.canvas.create_image(50,0,anchor='n',image=self.image_file)self.canvas.create_text(480,35,text='HTTP测试工具',font=('Arial',35),)self.canvas.grid(row=0,columnspan=3)#method HTTP方法多选框self.var_method = tk.StringVar(self)self.var_method.set('GET')self.optionmenu = tk.OptionMenu(self,self.var_method,'GET','POST','PUT','PATCH','DELETE','HEAD','OPTIONS').grid(row=1,column=0,padx=2,pady=2,ipadx=10,ipady=5)#urlself.var_url = tk.StringVar(self)self.var_url.set('http://')self.url_entry = tk.Entry(self,font=('Arial',14),width=82,textvariable=self.var_url).grid(row=1,column=1,padx=1,pady=2,ipadx=10,ipady=5)#request buttonself.request_button = tk.Button(self, text='发送请求', fg='#436EEE', command=self.request).grid(row=1,column=2,padx=2,pady=2,ipadx=10,ipady=5)#request headerself.header_label = tk.Label(self,text='请求头：').grid(row=3,column=0,padx=2,pady=2,ipadx=10,ipady=5)self.var_header = tk.StringVar(self)self.var_header.set('Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:64.0) Gecko/20100101 Firefox/64.0')self.header_entry = tk.Entry(self,font=('Arial',14),width=82,textvariable=self.var_header).grid(row=3,column=1,padx=2,pady=2,ipadx=10,ipady=5)#regular expressionself.re_header = tk.Label(self,text='正则表达式：').grid(row=4,column=0,padx=2,pady=2,ipadx=10,ipady=5)self.var_re = tk.StringVar(self)self.re_entry = tk.Entry(self,font=('Arial',14),width=82,textvariable=self.var_re).grid(row=4,column=1,padx=2,pady=2,ipadx=10,ipady=5)self.re_button = tk.Button(self, text='匹配全部',command=self.re_request).grid(row=4,column=2,padx=2,pady=2,ipadx=10,ipady=5)#xpathself.xpath_label = tk.Label(self,text='Xpath表达式：').grid(row=5,column=0,padx=2,pady=2,ipadx=10,ipady=5)self.var_xpath = tk.StringVar(self)self.xpath_entry = tk.Entry(self,font=('Arial',14),width=82,textvariable=self.var_xpath).grid(row=5,column=1,padx=2,pady=2,ipadx=10,ipady=5)self.xpath_button = tk.Button(self, text='匹配全部',command=self.xpath_request).grid(row=5,column=2,padx=2,pady=2,ipadx=10,ipady=5)#informationself.var_status = tk.StringVar()self.var_status.set('当前状态：未请求')self.information = tk.Label(self,textvariable=self.var_status,bg='#48D1CC',font=('Arial',14)).grid(row=6, column=1, padx=2, pady=2, ipadx=10, ipady=5)#resultsself.textarea = tk.scrolledtext.ScrolledText(self,width=117,height=25,bg='black',fg='#00EE00',font=('Arial',14))self.textarea.grid(row=7,columnspan=3,pady=10)#xpath匹配def xpath_request(self):xpath = self.var_xpath.get()if xpath == '':messagebox.showinfo('警告', message='请输入XPATH表达式！')else:url = self.var_url.get()header = self.var_header.get()headers = {'User-Agent':header}data = requests.get(url=url,headers=headers).textresults = etree.HTML(data).xpath(xpath)self.textarea.delete('1.0', 'end')for i in results:self.textarea.insert('end',i.text + '\n')#正则表达式匹配def re_request(self):exp = self.var_re.get()if exp == '':messagebox.showinfo('警告',message='请输入正则表达式！')else:url = self.var_url.get()header = self.var_header.get()headers = {'User-Agent':header}data = requests.get(url=url,headers=headers).textresults = re.compile(exp).findall(data)self.textarea.delete('1.0', 'end')self.textarea.insert('end',results)def request(self):method = self.var_method.get()if method == 'GET':self.get_request()elif method == 'POST':self.post_request()def post_request(self):pass#还没写#发送HTTP GET请求def get_request(self):self.textarea.delete('1.0','end')if self.var_header.get() == '':headers = {'User-Agent':''}else:headers = {'User-Agent':self.var_header.get()}url = self.var_url.get()data = requests.get(url=url,headers=headers)if (data.status_code == 200):self.var_status.set('当前状态：'+ 'GET ' + url + ' '+ str(data.status_code)+' OK')elif (data.status_code == 404):self.var_status.set('当前状态：' + str(data.status_code) + ' Not found')else:self.var_status.set('当前状态：' + str(data.status_code))content = data.textself.textarea.insert('end',content)if __name__ == '__main__':root = tk.Tk()root.title('KK HTTP测试工具')root.geometry('980x700')app = Application(master=root)app.mainloop()

转载于:https://www.cnblogs.com/PyKK2019/p/10475934.html

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