/// <summary>
/// Running Revit API code and get the result asynchronously
/// </summary>
/// <typeparam name="TResult">The type of the Result</typeparam>
/// <param name="function">
/// The delegate method wraps all the Revit API code and some other asynchronous processes with
/// <see cref="UIApplication" /> as argument
/// </param>
/// <returns></returns>
public static Task <TResult> RunAsync <TResult>(Func <UIApplication, Task <TResult> > function)
{
var handler = new AsyncDelegateExternalEventHandler <TResult>();
var futureExternalEvent = new FutureExternalEvent(handler);
return(futureExternalEvent.RunAsync <Func <UIApplication, Task <TResult> >, TResult>(function));
}
/// <summary>
/// Running Revit API code and get the result asynchronously
/// </summary>
/// <typeparam name="TResult">The type of the Result</typeparam>
/// <param name="function">
/// The delegate method wraps all the Revit API code and some other asynchronous processes with
/// <see cref="UIApplication" /> as argument
/// </param>
/// <returns></returns>
public static Task <TResult> RunAsync <TResult>(Func <UIApplication, Task <TResult> > function)
{
var externalEventPair = AsyncDelegateExternalEvents.GetOrAdd(typeof(TResult), _ =>
{
var handler = new AsyncDelegateExternalEventHandler <TResult>();
return(new ExternalEventPair(handler, () => CreateExternalEvent(handler)));
});
return(externalEventPair.RunAsync <Func <UIApplication, Task <TResult> >, TResult>(function));
}