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   | from os import chdir
chdir("C:/Fk/Programmation/Python")
import wx
from random import *
 
class BlockWindow(wx.Panel):
    def __init__(self, parent, ID=-1, label="",
                 pos=wx.DefaultPosition, size=(100, 25)):
        wx.Panel.__init__(self, parent, ID, pos, size,
                          wx.RAISED_BORDER, label)
        self.label = label
        self.SetBackgroundColour("white")
        self.SetMinSize(size)
        self.Bind(wx.EVT_PAINT, self.OnPaint)
 
    def OnPaint(self, evt):
        sz = self.GetClientSize()
        dc = wx.PaintDC(self)
        w,h = dc.GetTextExtent(self.label)
        dc.SetFont(self.GetFont())
        dc.DrawText(self.label, (sz.width-w)/2, (sz.height-h)/2)
 
labels = "one two three four five six seven eight nine".split()
 
class TestFrame(wx.Frame):
    def __init__(self):
        wx.Frame.__init__(self, None, -1, "GridBagSizer Test")
        sizer = wx.GridBagSizer(hgap=5, vgap=5)
        for col in range(3):
            for row in range(3):
                bw = BlockWindow(self, label=labels[row*3 + col])
                sizer.Add(bw, pos=(row,col))
 
        # add a window that spans several rows
        bw = BlockWindow(self, label="span 3 rows")
        sizer.Add(bw, pos=(0,3), span=(3,1), flag=wx.EXPAND)
 
        # add a window that spans all columns
        bw = BlockWindow(self, label="span all columns")
        sizer.Add(bw, pos=(3,0), span=(1,4), flag=wx.EXPAND)
        # make the last row and col be stretchable
        sizer.AddGrowableCol(3)
        sizer.AddGrowableRow(3)
        self.SetSizer(sizer)
        self.Fit()    
app = wx.PySimpleApp()
TestFrame().Show()
app.MainLoop() | 
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