private static void OnSetDefaultTextAfterCommandExecutionCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
if (dependencyObject is TextBox textBox)
{
ReturnCommandBehavior behavior = GetOrCreateBehavior(textBox);
behavior.DefaultTextAfterCommandExecution = e.NewValue as string;
}
}
private static void OnSetCommandCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
if (dependencyObject is TextBox textBox)
{
ReturnCommandBehavior behavior = GetOrCreateBehavior(textBox);
behavior.Command = e.NewValue as ICommand;
}
}
private static ReturnCommandBehavior GetOrCreateBehavior(TextBox textBox)
{
if (!(textBox.GetValue(ReturnCommandBehaviorProperty) is ReturnCommandBehavior behavior))
{
behavior = new ReturnCommandBehavior(textBox);
textBox.SetValue(ReturnCommandBehaviorProperty, behavior);
}
return(behavior);
}
private static ReturnCommandBehavior GetOrCreateBehavior(TextBox textBox)
{
ReturnCommandBehavior behavior = textBox.GetValue(ReturnCommandBehaviorProperty) as ReturnCommandBehavior;
if (behavior == null)
{
behavior = new ReturnCommandBehavior(textBox);
textBox.SetValue(ReturnCommandBehaviorProperty, behavior);
}
return(behavior);
}
private static ReturnCommandBehavior GetOrCreateBehavior(TextBox textBox)
{
ReturnCommandBehavior behavior = textBox.GetValue(ReturnCommandBehaviorProperty) as ReturnCommandBehavior;
if (behavior == null)
{
behavior = new ReturnCommandBehavior(textBox);
textBox.SetValue(ReturnCommandBehaviorProperty, behavior);
}
return behavior;
}
private static IReturnCommandBehavior ResolveCommandBehavior(DependencyObject ctrl)
{
IReturnCommandBehavior behavior;
if (ctrl.GetType() == typeof(TextBox))
behavior = new ReturnCommandBehavior((TextBox)ctrl);
else if (ctrl.GetType() == typeof(PasswordBox))
behavior = new pwReturnCommandBehavior((PasswordBox)ctrl);
else
behavior = null;
return behavior;
}
public void ShouldThrowArgumentNullExceptionIfTextboxIsNull()
{
var rcb = new ReturnCommandBehavior(null);
}
public void ShouldThrowArgumentNullExceptionIfTextboxIsNull()
{
var rcb = new ReturnCommandBehavior(null);
}
