public bool AttachToProcess(ProcessOutput processOutput, EnvDTE.Process process, Guid[] engines = null)
{
// Retry the attach itself 3 times before displaying a Retry/Cancel
// dialog to the user.
var dte = GetDTE();
dte.SuppressUI = true;
try {
try {
if (engines == null) {
process.Attach();
} else {
var process3 = process as EnvDTE90.Process3;
if (process3 == null) {
return false;
}
process3.Attach2(engines.Select(engine => engine.ToString("B")).ToArray());
}
return true;
} catch (COMException) {
if (processOutput.Wait(TimeSpan.FromMilliseconds(500))) {
// Process exited while we were trying
return false;
}
}
} finally {
dte.SuppressUI = false;
}
// Another attempt, but display UI.
process.Attach();
return true;
}