[wxPython-users] Custom validator

[Werner F. Bruhin]

Hi Basil,

Why not use the wx.lib.masked controls, they do this and more.

Werner

Basil Shubin wrote:
> Hi friends!
>
> I want use custom validators in my app to check where input data 
> correct or disallow it. With following example is not possible to 
> check if input is correct or not, it just allow all input, even I 
> explicitly point to use only float input???
>
> import wx
> import re
>
> NUMBER = r'\d+$'
> FLOAT = r'\d+(\.\d{1,2})?$'
>
>
> class Validator(wx.PyValidator):
>
>     def __init__(self, regex=None):
>         wx.PyValidator.__init__(self)
>         self.regex = regex
>         if self.regex:
>             self.re = re.compile(regex)
>
>     def Clone(self):
>         return Validator(self.regex)
>
>     def Validate(self, win):
>         if not self.regex:
>             return True
>         window = self.GetWindow()
>         text = window.GetValue().strip()
>         if self.re.match(text):
>             return True
>         else:
>             return False
>
>     def TransferToWindow(self):
>         return true
>
>     def TransferFromWindow(self):
>         return true
>
> Other way is to use OnChar method, but how I can check where inputed 
> char fit appropriate regex, i.e is it float?
>
> Thanks!
>
>
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