createSync2<TResult> method
Creates a RxCommand for a synchronous handler function with no parameter that returns a value
func
: handler function
canExecute
: observable that can bve used to enable/diable the command based on some other state change
if omitted the command can be executed always except it's already executing
Implementation
static RxCommand<Null, TResult> createSync2<TResult>(Func<TResult> func,[Observable<bool> canExecute])
{
return new RxCommandSync<Null,TResult>((_) => func(),canExecute);
}