private void ExportToStreamAsync(TreeViewSpreadExportDataSnapshot treeViewData, Stream stream)
{
int percentProgress = 0;
int num1 = 0;
this.spreadExportRenderer.AddWorksheet(this.SheetName);
for (int index = 0; index < treeViewData.ExportRows.Count; ++index)
{
if (num1 > this.sheetMaxRowsNumber)
{
this.spreadExportRenderer.AddWorksheet(this.SheetName);
num1 = 0;
this.columnWidths.Clear();
}
this.AddRow(treeViewData.ExportRows[index], num1);
int num2 = index * 100 / treeViewData.ExportRows.Count;
if (percentProgress != num2)
{
percentProgress = num2;
this.GetWorker().ReportProgress(percentProgress);
}
++num1;
}
if (this.ExportChildNodesGrouped)
{
this.GroupWorksheetRows(num1);
}
this.spreadExportRenderer.CallWorkbookCreated();
this.spreadExportRenderer.Export(stream);
}
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
this.spreadExportRenderer.RegisterFormatProvider(this.ExportFormat);
this.spreadExportRenderer.GetFormatProvider(this.ExportFormat);
this.columnWidths = new List <int>();
TreeViewSpreadExportDataSnapshot treeViewData1 = e.Argument as TreeViewSpreadExportDataSnapshot;
if (treeViewData1 != null)
{
string path = Path.GetDirectoryName(treeViewData1.FilePath) + (object)Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(treeViewData1.FilePath) + this.spreadExportRenderer.GetFileExtension(this.ExportFormat);
FileStream fileStream;
if (this.FileExportMode == FileExportMode.NewSheetInExistingFile && File.Exists(path) && this.ExportFormat == SpreadExportFormat.Xlsx)
{
fileStream = new FileStream(path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite, 32768, false);
this.spreadExportRenderer.ImportWorkbook((Stream)fileStream);
}
else
{
fileStream = new FileStream(path, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite, 32768, false);
this.spreadExportRenderer.CreateWorkbook();
}
using (fileStream)
this.ExportToStreamAsync(treeViewData1, (Stream)fileStream);
this.GetWorker().ReportProgress(100);
ControlTraceMonitor.TrackAtomicFeature((RadControl)this.treeView, "Export", (object)path);
}
else
{
this.spreadExportRenderer.CreateWorkbook();
List <object> objectList = e.Argument as List <object>;
TreeViewSpreadExportDataSnapshot treeViewData2 = objectList[0] as TreeViewSpreadExportDataSnapshot;
Stream stream = objectList[1] as Stream;
this.ExportToStreamAsync(treeViewData2, stream);
this.GetWorker().ReportProgress(100);
e.Result = (object)stream;
ControlTraceMonitor.TrackAtomicFeature((RadControl)this.treeView, "Export");
}
}
