/// <summary>
/// Show, enqueue events into Datas.
/// </summary>
/// <param name="name">String that should contain Name.</param>
/// <param name="description">String that should contain Description.</param>
/// <param name="from">Start of interval when event happen.</param>
/// <param name="to">End of interval when event happen.</param>
/// <param name="notificationDate">Date when notification should happen.</param>
public void SearchShowEvents(string name, string description, DateTime from, DateTime to, DateTime notificationDate)
{
SearchParams searchParams;
lock (searchStateChangeLock)
{
searchParams = new SearchParams(name, description, from, to, notificationDate);
searchSearchingParams = searchParams;
temporaryStopRequested = true;
}
Working = true;
form.ClearSearchListBox();
lock (listboxSearchData)
listboxSearchData.Clear();
lock (searchBoldedDates)
searchBoldedDates.Clear();
Thread t = new Thread(searchFindEventsParallel);
t.IsBackground = true;
t.Name = " - Search Worker";
t.Start(searchParams);
form.EnableSearchTimer();
}
/// <summary>
/// Determine if work should stop.
/// </summary>
/// <param name="sParams">Starting parameters.</param>
/// <returns>True if it should stop, False otherwise.</returns>
private bool invokeStopSearchQueing(SearchParams sParams)
{
lock (searchStateChangeLock)
{
if (searchSearchingParams != sParams)
return true;
if (stopRequested)
return true;
if (temporaryStopRequested)
return true;
return false;
}
}
/// <summary>
/// Chnage searching parameter to new one.
/// </summary>
/// <param name="searchSearchingParams">New searching parameters.</param>
public void ChangePreviewSearchingData(SearchParams searchSearchingParams)
{
lock (searchStateChangeLock)
{
this.searchSearchingParams = searchSearchingParams;
}
}
/// <summary>
/// Insert new Events and Bolded Dates into queues.
/// </summary>
/// <param name="events">Source of events, that should be inserted.</param>
/// <param name="sParams">Local paramater with which this was started.</param>
private void insertEventsAndBoldedDates(IEnumerable<TimeEvent> events, SearchParams sParams)
{
foreach (var item in events)
{
if (invokeStopSearchQueing(sParams))
return;
lock (listboxSearchData)
{
while (listboxSearchData.Count > 500)
{
Monitor.Wait(listboxSearchData, 250);
if (invokeStopSearchQueing(sParams))
return;
}
listboxSearchData.Enqueue(item);
}
lock (searchBoldedDates)
{
if (invokeStopSearchQueing(sParams))
return;
SupportMethods.EnqueInterval(searchBoldedDates, item.StartDate, item.EndDate);
}
}
}
