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<p>我正在创建一个程序来编辑一个.txt文件。在</p>
<p>我在一个文件夹中有两个文件:</p>
<blockquote>
<p>gui.py & edit_text.py</p>
</blockquote>
<p>下面是<strong>的代码图形用户界面.py</strong></p>
<pre><code># -*- coding: utf-8 -*-
import wx
import wx.xrc
class Main ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = u"Editor MAVB", pos = wx.DefaultPosition, size = wx.Size( 250,180 ), style = wx.CAPTION|wx.CLOSE_BOX|wx.MINIMIZE_BOX|wx.SYSTEM_MENU|wx.TAB_TRAVERSAL )
self.SetSizeHintsSz( wx.Size( 250,180 ), wx.Size( 250,180 ) )
layout_sizer = wx.BoxSizer( wx.VERTICAL )
self.text1 = wx.StaticText( self, wx.ID_ANY, u"Escolha o arquivo que será editado:", wx.DefaultPosition, wx.DefaultSize, 0 )
self.text1.Wrap( -1 )
layout_sizer.Add( self.text1, 1, wx.ALL|wx.EXPAND, 5 )
self.filePicker = wx.FilePickerCtrl( self, wx.ID_ANY, wx.EmptyString, u"Selecione um arquivo", u"*.txt", wx.DefaultPosition, wx.Size( 210,-1 ), wx.FLP_DEFAULT_STYLE|wx.FLP_FILE_MUST_EXIST|wx.FLP_SMALL )
layout_sizer.Add( self.filePicker, 0, wx.ALL|wx.EXPAND, 5 )
self.null_text = wx.StaticText( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
self.null_text.Wrap( -1 )
layout_sizer.Add( self.null_text, 0, wx.ALL, 5 )
self.edit_button = wx.Button( self, wx.ID_ANY, u"Alterar arquivo", wx.DefaultPosition, wx.DefaultSize, 0 )
layout_sizer.Add( self.edit_button, 0, wx.ALL, 5 )
self.status_text = wx.StaticText( self, wx.ID_ANY, u"Aguardando arquivo...", wx.DefaultPosition, wx.DefaultSize, 0 )
self.status_text.Wrap( -1 )
layout_sizer.Add( self.status_text, 0, wx.ALL|wx.EXPAND, 5 )
self.SetSizer( layout_sizer )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.edit_button.Bind( wx.EVT_BUTTON, self.editar_txt )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def editar_txt( self, event ):
event.Skip()
</code></pre>
<p>下面是<strong>编辑的代码_文本.py</strong></p>
^{pr2}$
<p>当我进入程序文件夹并运行<strong>编辑_文本.py</strong>,我得到了以下错误:</p>
<pre><code>Error in line
infile = self.filePicker.GetTextCtrlValue()
NameError: name 'self' is not defined
</code></pre>
<ol>
<li>我在中创建了一个主类图形用户界面.py在</li>
<li>进口图形用户界面.py编辑成脚本_文本.py在</li>
<li>从中创建了继承的MyFrame类主图形用户界面班级</li>
<li>我一打开程序就初始化了MyFrame类</li>
<li>然后我尝试使用命令获取填充路径:<code>infile = self.filePicker.GetTextCtrlValue()</code></li>
</ol>
<p><strong>问题:</strong></p>
<blockquote>
<p>Why isn't this working? </p>
<p>How can I make it work?</p>
</blockquote>