Hi Nuri,

Here is an article and code that creates a Mask control in C#.

http://www.codeproject.com/cs/miscctrl/ValidatingTextBoxControls.asp


>Hello;
>Would you like to design a Windows control for usign a numeric editing like a calculator monitor. Right alignment, thousand seperator etc etc like a -old fashinoed- "MS Masked Edit Control".
>
>Regards