enter key event in wxpython

[Raghul]

hi,
   I am developing a jabber client.What I need is whrn i enter text in
the text area and when I press return key. The following text should be
send.I found the way to send the message, the only thing is I want to
handle the enter key event.how to do this? so that when i press enter
key, The key id or the event to be handled. Help me pls.