wx.FileDialog打开文件保存文件

# -*- coding: utf-8 -*-
"""
Created on Fri Dec 28 08:35:02 2018

@author: Administrator
"""

#!/usr/bin/env python
#coding:utf-8
"""
  Author:  u"王浩" --<[email protected]>
  Purpose: u"文件选择，保存"
  Created: 2014/8/26
"""
 
import wx
import os 
 
 
wildcard = u"Python 文件 (*.py)|*.py|"     \
           u"编译的 Python 文件 (*.pyc)|*.pyc|" \
           u" 垃圾邮件文件 (*.spam)|*.spam|"    \
           "Egg file (*.egg)|*.egg|"        \
           "All files (*.*)|*.*"
###############################################################################
class FileDialog(wx.Frame):
    """文件选择，保存"""
 
    #----------------------------------------------------------------------
    def __init__(self):
        """Constructor"""
        wx.Frame.__init__(self,None,-1)
        b1 = wx.Button(self, -1, u"选择文件",(50,50))
        self.Bind(wx.EVT_BUTTON, self.OnButton1,b1)
        
        b2 = wx.Button(self, -1, u"保存文件",(50,90))
        self.Bind(wx.EVT_BUTTON, self.OnButton2,b2)
        
    #----------------------------------------------------------------------
    def OnButton1(self, event):
        
        dlg = wx.FileDialog(self,message=u"选择文件",
                            defaultDir=os.getcwd(),
                            defaultFile="",
                            wildcard=wildcard,
                            style=wx.FD_OPEN)
        
        if dlg.ShowModal() == wx.ID_OK:
            paths = dlg.GetPaths()  #返回一个list，如[u'E:\\test_python\\Demo\\ColourDialog.py', u'E:\\test_python\\Demo\\DirDialog.py']
            print(paths)
            for path in paths:
                print(path)          #E:\test_python\Demo\ColourDialog.py E:\test_python\Demo\DirDialog.py
        
        dlg.Destroy()
        
    #----------------------------------------------------------------------
    def OnButton2(self, event):
        
        dlg = wx.FileDialog(self,message=u"保存文件",
                            defaultDir=os.getcwd(),
                            defaultFile="",
                            wildcard=wildcard,
                            style=wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT)
        dlg.SetFilterIndex(0) #设置默认保存文件格式，这里的0是py，1是pyc
        dlg.ShowModal()
        dlg.Destroy()
            
 
###############################################################################
if __name__ == '__main__':
    frame = wx.App()
    app = FileDialog()
    app.Show()
    frame.MainLoop()