/// <summary>
/// Use the mask to generate a new display string.
/// </summary>
/// <param name="maskProvider"></param>
/// <param name="position"></param>
private void RefreshText(MaskTextFormatter maskProvider, int position)
{
// Refresh string.
this.Text = maskProvider.ToString();
// Position cursor.
this.SelectionStart = position;
}
/// <summary>
///Force the text of the control to use the mask
/// </summary>
/// <param name="sender"></param>
/// <param name="value"></param>
/// <returns></returns>
private static object ForceText(DependencyObject sender, object value)
{
MaskTextBox textBox = (MaskTextBox)sender;
if (textBox.Mask != null && value != null)
{
MaskTextFormatter provider = new MaskTextFormatter(textBox.Mask);
provider.Validate += delegate(char character)
{ return(textBox.IsValid(character)); };
provider.Set((string)value);
return(provider.ToString());
}
else
{
return(value);
}
}