private void workerReadIdentities_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
UIContext.Instance.LogMessage(new IconListEntry(UIContext.Instance.GetLogImage(LogImage.Info), "Loading users..."));
this.Invoke(new Action(() =>
{
this.lvUsers.Groups.Clear();
blockSelectedChange = true;
try
{
cmbDomains.Items.Clear();
}
finally
{
blockSelectedChange = false;
}
}));
this.cachedUsers = new List <Identity>();
Identity everyOneGroup = Context.SecurityService.ReadIdentity(SearchFactor.EveryoneApplicationGroup,
null, QueryMembership.Expanded);
int usersCount = everyOneGroup.Members.Length;
UIContext.Instance.LogMessage(new IconListEntry(UIContext.Instance.GetLogImage(LogImage.Info),
string.Format("Loaded identity group '{0}' with assigned '{1}' members", everyOneGroup.AccountName, usersCount)));
UIContext.Instance.LogMessage(new IconListEntry(UIContext.Instance.GetLogImage(LogImage.Info),
string.Format("Starting to load '{0}' identities...", usersCount)));
int chunkLastStep = 0;
int chunkCount = 1;
int maxCount = usersCount;
if (usersCount > USERS_COUNT_LOWER_LIMIT)
{
maxCount = USERS_COUNT_LOWER_LIMIT;
chunkCount = usersCount / USERS_COUNT_LOWER_LIMIT;
chunkLastStep = usersCount - (chunkCount * USERS_COUNT_LOWER_LIMIT);
if (chunkLastStep < 0)
{
chunkLastStep = 0;
}
}
loadingPanel.ProgressInitialize(usersCount, 0, 0);
//UIContext.Instance.ProgressBegin(usersCount, maxCount);
int currentProgress = 0;
Func <Tuple <int, int, EventWaitHandle>, bool> loadIdentitiesFunc = tuple =>
{
int startIdx = tuple.Item1;
int maxcnt = tuple.Item2;
EventWaitHandle ev = tuple.Item3;
string[] filter = new string[maxcnt];
Array.Copy(everyOneGroup.Members, startIdx, filter, 0, maxcnt);
Identity[] loadedIdentities = Context.SecurityService.ReadIdentities(SearchFactor.Sid, filter, QueryMembership.None);
currentProgress += filter.Length;
if (ev != null)
{
ev.Reset();
}
workerReadIdentities.ReportProgress(currentProgress, Tuple.Create(startIdx, loadedIdentities, ev));
return(EnsureCancel(e));
};
bool loadingCancelled = false;
for (int i = 0; i < chunkCount; i++)
{
EventWaitHandle ev = null;
if (chunkLastStep <= 0)
{
ev = progressChangedCompleted;
}
loadingCancelled = loadIdentitiesFunc(Tuple.Create(i * maxCount, maxCount, ev));
if (loadingCancelled)
{
break;
}
}
if (chunkLastStep > 0 && !loadingCancelled)
{
loadIdentitiesFunc(Tuple.Create(chunkCount * USERS_COUNT_LOWER_LIMIT, chunkLastStep, (EventWaitHandle)progressChangedCompleted));
}
progressChangedCompleted.WaitOne();
}