/// <summary>
/// Asynchronously executes a delegate on this synchronization context and returns its result.
/// </summary>
/// <typeparam name="T">The type of the result.</typeparam>
/// <param name="this">The synchronization context.</param>
/// <param name="action">The delegate to execute.</param>
public static Task <T> PostAsync <T>(this SynchronizationContext @this, Func <T> action)
{
var tcs = TaskCompletionSourceExtensions.CreateAsyncTaskSource <T>();
@this.Post(state =>
{
try
{
tcs.SetResult(((Func <T>)state)());
}
catch (Exception ex)
{
tcs.TrySetException(ex);
}
}, action);
return(tcs.Task);
}
/// <summary>
/// Asynchronously executes an asynchronous delegate on this synchronization context.
/// </summary>
/// <param name="this">The synchronization context.</param>
/// <param name="action">The delegate to execute.</param>
public static Task PostAsync(this SynchronizationContext @this, Func <Task> action)
{
var tcs = TaskCompletionSourceExtensions.CreateAsyncTaskSource <object>();
@this.Post(async state =>
{
try
{
await((Func <Task>)state)().ConfigureAwait(false);
tcs.TrySetResult(null);
}
catch (Exception ex)
{
tcs.TrySetException(ex);
}
}, action);
return(tcs.Task);
}
/// <summary>
/// Asynchronously executes a delegate on this synchronization context.
/// </summary>
/// <param name="this">The synchronization context.</param>
/// <param name="action">The delegate to execute.</param>
public static Task PostAsync(this SynchronizationContext @this, Action action)
{
var tcs = TaskCompletionSourceExtensions.CreateAsyncTaskSource <object>();
@this.Post(state =>
{
try
{
((Action)state)();
tcs.TrySetResult(null);
}
catch (Exception ex)
{
tcs.TrySetException(ex);
}
}, action);
return(tcs.Task);
}