public void StartSessions(SearchContext context)
{
if (m_CancelSource != null)
{
m_CancelSource.Dispose();
m_CancelSource = null;
}
m_CancelSource = new System.Threading.CancellationTokenSource();
currentSessionContext = new SearchSessionContext(context);
}
/// <summary>
/// Hard reset an async search session.
/// </summary>
/// <param name="itemEnumerator">The enumerator that will yield new search results. This object can be an IEnumerator or IEnumerable</param>
/// <param name="maxFetchTimePerProviderMs">The amount of time allowed to yield new results.</param>
/// <remarks>Normally async search sessions are re-used per search provider.</remarks>
public void Reset(SearchSessionContext context, object itemEnumerator, long maxFetchTimePerProviderMs = k_MaxTimePerUpdate, long sessionTimeOutMs = k_DefaultSessionTimeOut)
{
// Remove and add the event handler in case it was already removed.
Stop();
searchInProgress = true;
m_Context = context;
maxFetchTimePerUpdate = maxFetchTimePerProviderMs;
m_SessionTimeOut = sessionTimeOutMs;
m_SessionTimer.Reset();
if (itemEnumerator != null)
{
lock (this)
m_ItemsEnumerator = new SearchEnumerator <SearchItem>(itemEnumerator);
Utils.tick += OnUpdate;
}
}
public SearchSession(SearchSessionContext context, SearchProvider provider)
{
m_Context = context;
m_Provider = provider;
}