Examples of listbox usage in wxPython

This article mainly introduces the listbox usage in wxPython, and analyzes in detail the skills related to using listbox in wxPython in the form of instances, for more information about listbox usage in wxPython, see the following example. Share it with you for your reference. The details are as follows:

# load a listbox with names, select a name and display in title# experiments with wxPython by vegaseat 20mar2005# Python v2.4 and wxPython v2.5# If you have not already done so, install Python 2.4 first.# I used python-2.4.1c2.msi (this is the self-extracting# MS-Installer file) from http://www.python.org# Then install wxPython2.5-win32-unicode-2.5.4.1-py24.exe# from: http://prdownloads.sourceforge.net/wxpython/# (if you don't get into unicode, download the ansi version)# note: python-2.4.1c2.msi should soon be python-2.4.1.msiimport wxdef create(parent):  return Frame1(parent)# assign ID numbers[wxID_FRAME1, wxID_FRAME1BUTTON1, wxID_FRAME1BUTTON2, wxID_FRAME1LISTBOX1, ] = [wx.NewId() for _init_ctrls in range(4)]class Frame1(wx.Frame):  def _init_ctrls(self, prnt):    # BOA generated methods    wx.Frame.__init__(self, id=wxID_FRAME1, name='', parent=prnt,       pos=wx.Point(358, 184), size=wx.Size(299, 387),       style=wx.DEFAULT_FRAME_STYLE, title=u'ListBox Test ...')    self.SetClientSize(wx.Size(291, 347))    self.SetBackgroundColour(wx.Colour(0, 128, 0))    self.button1 = wx.Button(id=wxID_FRAME1BUTTON1, label=u'Load ListBox',       name='button1', parent=self, pos=wx.Point(8, 8), size=wx.Size(176,       28), style=0)    self.button1.Bind(wx.EVT_BUTTON, self.OnButton1Button,       id=wxID_FRAME1BUTTON1)    self.listBox1 = wx.ListBox(choices=[], id=wxID_FRAME1LISTBOX1,       name='listBox1', parent=self, pos=wx.Point(8, 48),       size=wx.Size(184, 256), style=0)    self.listBox1.SetBackgroundColour(wx.Colour(255, 255, 128))    self.listBox1.Bind(wx.EVT_LISTBOX, self.OnListBox1Listbox,       id=wxID_FRAME1LISTBOX1)    self.button2 = wx.Button(id=wxID_FRAME1BUTTON2, label=u'Clear',       name='button2', parent=self, pos=wx.Point(104, 312),       size=wx.Size(87, 28), style=0)    self.button2.Bind(wx.EVT_BUTTON, self.OnButton2Button,       id=wxID_FRAME1BUTTON2)  def __init__(self, parent):    self._init_ctrls(parent)  def OnButton1Button(self, event):    '''    click button to load the listbox with names    '''    self.listBox1.Append("Andreas")    self.listBox1.Append("Erich")    self.listBox1.Append("Udo")    self.listBox1.Append("Jens")    self.listBox1.Append("Bjorn")    self.listBox1.Append("Heidrun")    self.listBox1.Append("Ulla")    self.listBox1.Append("Volger")    self.listBox1.Append("Helmut")    self.listBox1.Append("Freja")    self.SetTitle("Select a name ...")  def OnListBox1Listbox(self, event):    '''    click list item and display the selected string in frame's title    '''    selName = self.listBox1.GetStringSelection()    self.SetTitle(selName)  def OnButton2Button(self, event):    '''    click button to clear the listbox items    '''    self.listBox1.Clear()#--------------- end of class Frame1 --------------------# program entry point ...if __name__ == '__main__':  app = wx.PySimpleApp()  wx.InitAllImageHandlers()  frame = create(None)  frame.Show()  app.MainLoop()

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