| import wx
 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 = "1 2 3 4 5 6 7 8 9 0".split()
 
 class TestFrame(wx.Frame):
 def __init__(self):
 wx.Frame.__init__(self, None, -1, "Resizing Flex Grid Sizer")
 sizer = wx.FlexGridSizer(rows=3, cols=3, hgap=5, vgap=5)
 for label in labels:
 bw = BlockWindow(self, label=label)
 sizer.Add(bw, 0, 0)
 center = self.FindWindowByName("five")
 
 sizer.AddGrowableCol(0, 1)
 sizer.AddGrowableCol(1, 2)
 
 self.SetSizer(sizer)
 self.Fit()
 
 app = wx.PySimpleApp()
 TestFrame().Show()
 app.MainLoop()
 |