private bool dragCommandCanExecute(Person obj)
{
if (obj == null)
{
this.DragDropMessage = "you cannot drop here";
return false;
}
bool result = obj.Age >= 18;
if (!result)
{
this.DragDropMessage = "you cannot drag";
}
return result;
}
public Person Clone()
{
Person p = new Person(this.FirstName, this.LastName, this.Age);
p.Moved = this.Moved;
return p;
}
private void dragCommandExecute(Person obj)
{
if (obj == null) return;
this.CurrentPerson = obj;
this.DragDropMessage = string.Format("Dragging '{0}'", this.CurrentPerson.ToString());
}