public BaseViewModel(FrameworkElement Element, BaseViewModel Parent)
{
_element = Element;
_parent = Parent;
CommandWireup.Wireup(this, _element);
}
public static void Wireup(BaseViewModel ViewModel, UIElement Element)
{
Type t = ViewModel.GetType();
IEnumerable<FieldInfo> commands = t.GetFields().Where(x =>
x.FieldType == typeof(RoutedCommand));
foreach (FieldInfo f in commands)
{
string name = f.Name.ToLower().EndsWith("command") ?
f.Name.Remove(f.Name.Length - 7) : f.Name;
string executedName = name + "Executed",
canExecuteName = name + "CanExecute";
ExecutedRoutedEventHandler executedDelegate =
Delegate.CreateDelegate(typeof(ExecutedRoutedEventHandler),
ViewModel, executedName) as ExecutedRoutedEventHandler;
//executed) as ExecutedRoutedEventHandler;
CanExecuteRoutedEventHandler canExecuteDelegate = null;
try
{
canExecuteDelegate =
Delegate.CreateDelegate(typeof(CanExecuteRoutedEventHandler),
ViewModel, canExecuteName) as CanExecuteRoutedEventHandler;
}
catch (ArgumentException) { }
RoutedCommand command = f.GetValue(ViewModel) as RoutedCommand;
if (canExecuteDelegate == null)
{
Element.CommandBindings.Add(new CommandBinding(command,
executedDelegate));
}
else
{
Element.CommandBindings.Add(new CommandBinding(command,
executedDelegate, canExecuteDelegate));
}
}
}
public ScanViewModel(FrameworkElement Element, BaseViewModel Parent)
: base(Element, Parent)
{
}
