/// <summary>
/// Called when mask property is changed.
/// </summary>
/// <param name="d"></param>
/// <param name="e"></param>
private static void OnPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
InputHelper.IsPropertyUpdate = true;
MaskTextBox textBox = (MaskTextBox)d;
InputHelper.IsPropertyUpdate = false;
}
/// <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);
}
}