/// <summary>
/// Free resources linked to this instance
/// </summary>
public void Dispose()
{
try
{
DisposeOfControls();
if (Query != null)
{
Query.FreeControlReferences(); // just free control references
}
if (MoleculeGrid != null)
{
MoleculeGrid.Dispose();
}
if (QueryEngine != null)
{
QueryEngine.Dispose();
}
if (DataTableManager != null)
{
DataTableManager.Dispose();
}
if (ResultsFormat != null)
{
ResultsFormat.QueryManager = null;
}
if (ResultsFormatter != null)
{
ResultsFormatter.QueryManager = null;
}
if (StatusBarManager != null)
{
StatusBarManager.QueryManager = null;
}
if (QueryExec != null)
{
QueryExec.QueryManager = null;
}
QueryResultsControl = null;
Query = null;
DataTableManager = null;
DataTable = null;
ResultsFormat = null;
ResultsFormatter = null;
StatusBarManager = null;
MoleculeGrid = null;
QueryExec = null;
QueryEngine = null;
}
catch (Exception ex)
{
DebugLog.Message(DebugLog.FormatExceptionMessage(ex));
}
}
/// <summary>
/// Set the percentage value on the zoom slider in the tool bar
/// </summary>
/// <param name="zoomPct"></param>
internal void SetZoomSliderPct(int zoomPct)
{
StatusBarManager sbm = SessionManager.Instance.StatusBarManager;
if (zoomPct >= 0)
{
sbm.ZoomControlVisible = true;
sbm.ZoomSliderPct = zoomPct;
}
else
{
sbm.ZoomControlVisible = false;
}
}
public void Initialize(QueryManager qm)
{
Qm = qm;
StatusBarManager sbm = new StatusBarManager();
qm.LinkMember(sbm);
sbm.SetupViewZoomControls(null, ZoomPctBarItem, ZoomSlider);
sbm.ZoomSliderPct = 100; // set to 100% initially
if (LastGridCreated != null && LastGridCreated.WindowState == FormWindowState.Normal)
{
try { Size = LastGridCreated.Size; }
catch (Exception ex) { ex = ex; }
}
LastGridCreated = this;
}
/// <summary>
/// Link in QueryManager member
/// </summary>
/// <param name="m"></param>
public void LinkMember(StatusBarManager m)
{
StatusBarManager = m;
m.QueryManager = this;
}
/// <summary>
/// End table caching by writing out remaining records & opening file reader
/// </summary>
public void EndCaching()
{
if (!AllowCaching)
{
return;
}
if (CacheStartPosition < 0 || CacheWriter == null)
{
return; // caching active
}
if (RowsRemovedFromDataTable == 0)
{
if (CacheWriter != null)
{
CacheWriter.Close();
CacheWriter = null;
}
CacheStartPosition = -1;
return;
}
if (RowRetrievalState == RowRetrievalState.Running || RowRetrievalState == RowRetrievalState.Paused)
{
CancelRowRetrieval(); // cancel if not complete
}
WriteRowsToCache(false); // write out remaining rows
CacheWriter.Close();
CacheWriter = null;
CacheReader = new StreamReader(CacheFile);
CacheStartPosition = -1;
//RowCount = CacheStartRowCount; // restore counts (todo: fix this: gives zero for export count with this code)
//KeyCount = CacheStartKeyCount;
RowRetrievalState = RowRetrievalState.Paused;
if (DebugDetails)
{
ClientLog.Message("RowRetrievalState.Paused 3");
}
if (QueryManager.MoleculeGrid != null)
{
QueryManager.MoleculeGrid.EndUpdate();
QueryManager.MoleculeGrid.Refresh();
Application.DoEvents();
}
if (StatusBarManager != null)
{ // update status bar, may process an event that generates a request for more rows
StatusBarManager.DisplayRetrievalProgressState(RowRetrievalState);
StatusBarManager.DisplayFilterCounts(); // update count display
}
if (DebugCaching)
{
ClientLog.Message("EndCaching: " + DataTableMx.Rows.Count);
}
return;
}