MultiFrame.py

#!/usr/bin/env python

"""
A demo of how to do really simple communication between multiple frames
"""

import wx
import random


class MsgFrame(wx.Frame):
 """ This window displays a simple message """
 def __init__(self, frame_num):
 wx.Frame.__init__(self, None, -1, title="Frame # %i" %frame_num, size=(400, 100))

 self.frame_num = frame_num
 self.message = wx.StaticText(self, label = "A non-message")
 s = wx.BoxSizer(wx.VERTICAL)
 s.Add((1, 1), 1)
 s.Add(self.message, 0, wx.ALIGN_CENTER)
 s.Add((1, 1), 1)

 self.SetSizer(s)

 self.Bind(wx.EVT_LEFT_DOWN, self.OnClick)

 def SetMessage(self, message):
 self.message.Label = message
 self.Layout()
 self.Refresh()
 self.Update()

 def OnClick(self, evt):
 pos = evt.Position
 App = wx.GetApp()
 App.SetMessage("Mouse clicked in frame: %i at position: (%i, %i)" %(
 self.frame_num, pos[0], pos[1]), self.frame_num + 1)


class DemoApp(wx.App):

 def OnInit(self):

 # build the frames:
 self.frames = []
 for i in range(5):
 frame = MsgFrame(frame_num=i)
 frame.Move((30 + i * 100, 30 + i * 100))
 frame.Show()
 self.frames.append(frame)

 return True

 def SetMessage(self, message, frame_num):
 """ set a message on the given frame_number """
 try:
 self.frames[frame_num].SetMessage(message)
 except IndexError:
 self.frames[0].SetMessage(message)


if __name__ == "__main__":
 app = DemoApp(False)
 app.MainLoop()