private static void OnSetCommandCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
Control element = dependencyObject as Control;
if (element != null)
{
keyUpBehavior behavior = GetOrCreateBehavior(element);
behavior.Command = e.NewValue as ICommand;
}
}
private static keyUpBehavior GetOrCreateBehavior(Control element)
{
keyUpBehavior behavior = element.GetValue(keyUpCommandBehaviorProperty) as keyUpBehavior;
if (behavior == null)
{
behavior = new keyUpBehavior(element);
element.SetValue(keyUpCommandBehaviorProperty, behavior);
}
return(behavior);
}
private static void SetkeyUpCommandBehavior(DependencyObject dependencyObject, keyUpBehavior value)
{
dependencyObject.SetValue(keyUpCommandBehaviorProperty, value);
}