private async Task <PPError> MakeDirectoryAsyncCore(MakeDirectoryFlags makeDirectoryFlags, MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <PPError>();
EventHandler <PPError> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleMakeDirectory += handler;
if (MessageLoop == null && messageLoop == null)
{
MakeDirectory(makeDirectoryFlags);
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var result = (PPError)PPBFileRef.MakeDirectory(this, (int)makeDirectoryFlags,
new BlockUntilComplete()
);
tcs.TrySetResult(result);
}
);
InvokeHelper(action, messageLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(PPError.Aborted);
}
finally
{
HandleMakeDirectory -= handler;
}
}
/// <summary> /// MakeDirectoryAsync() makes a new directory asynchronously in the file system according to the /// given <code>makeDirectoryFlags</code>, which is a bit-mask of the /// <code>MakeDirectoryFlags</code> values. It is not valid to make a /// directory in the external file system. /// </summary> /// <param name="makeDirectoryFlags">A bit-mask of the /// <code>MakeDirectoryFlags</code> values.</param> /// <param name="messageLoop">Optional MessageLoop instance used to run the command on.</param> /// <returns>Error code</returns> public Task <PPError> MakeDirectoryAsync(MakeDirectoryFlags makeDirectoryFlags, MessageLoop messageLoop = null) => MakeDirectoryAsyncCore(makeDirectoryFlags, messageLoop);
/// <summary>
/// MakeDirectory() makes a new directory in the file system according to the
/// given <code>makeDirectoryFlags</code>, which is a bit-mask of the
/// <code>MakeDirectoryFlags</code> values. It is not valid to make a
/// directory in the external file system.
/// </summary>
/// <param name="makeDirectoryFlags">A bit-mask of the
/// <code>MakeDirectoryFlags</code> values.</param>
/// <returns>Error code</returns>
PPError MakeDirectory(MakeDirectoryFlags makeDirectoryFlags)
=> (PPError)PPBFileRef.MakeDirectory(this,
(int)makeDirectoryFlags,
new CompletionCallback(OnMakeDirectory));
