[wxPython]键盘事件

import wx

class KeyEvent(wx.Frame):
  def __init__(self, parent, id, title):
         wx.Frame.__init__(self, parent, id, title)
         panel = wx.Panel(self, -1)
         panel.Bind(wx.EVT_CHAR, self.OnKeyDown)
         panel.SetFocus()
 
         self.Centre()
         self.Show(True)
 
  def OnKeyDown(self, event):
         if event.GetKeyCode() == ord('f'):
           if self.GetPosition()==((0,0)):
             self.SetPosition((300,300))
             self.SetSize((500,300))
           else:
             self.SetPosition((0,0))
             self.SetSize(wx.DisplaySize())
         if event.GetKeyCode() == ord('q'):
           self.Close()
         else:
           event.Skip()

app = wx.App()
KeyEvent(None, -1, 'k.py')
app.MainLoop()