python 打开文件对话框 filedialog tkinter GUI 编程

- -读取文件的gui编程

 # _*_ coding:utf-8 _*_

 import tkinter
 from tkinter import filedialog

 def openfiles2():
     s2fname = filedialog.askopenfilename(title='打开S2文件', filetypes=[('S2out', '*.out'), ('All Files', '*')])
     print(s2fname)
 def openfilecgns():
     cgnsfname = filedialog.askopenfilename(title='打开CGNS文件',filetypes=[('CGNSdat', '*.dat'), ('All Files', '*')] )
     print(cgnsfname)

 root = tkinter.Tk()
 #root.geometry('500x300+500+200')
 btn1 = tkinter.Button(root, text='打开S2文件',font =("宋体",20,'bold'),width=13,height=8, command=openfiles2)
 btn2 = tkinter.Button(root, text='打开CGNS文件',font = ('宋体',20,'bold'),width=13,height=8, command=openfilecgns)

 btn1.pack(side='left')
 btn2.pack(side='left')
 root.mainloop()

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