public TextBoxExceptionValidationRule()
{
InitializeComponent();
Customer customer1 = new Customer() { Name = "lili" };
textBox2.DataContext = customer1;
}
public TextBoxSubValidationRule()
{
InitializeComponent();
// <Binding Path="">
// <Binding.ValidationRules>
// <validators:StringRangeValidationRule
//MinimumLength="1"
//ErrorMessage="" />
// </Binding.ValidationRules>
//</Binding>
Customer customer1 = new Customer() { Name = "lili" };
textBox1.DataContext = customer1;
Binding b = new Binding();
b.Path = new PropertyPath("Name");
b.ValidationRules.Add(new StringRangeValidationRule() { ErrorMessage = "A name is required.", MinimumLength = 1 });
textBox1.SetBinding(TextBox.TextProperty, b);
}