/// <summary>
/// Handles the DoWorker event for the file I/O worker
/// </summary>
/// <param name="sender">Object that fired the event</param>
/// <param name="e">.NET supplied event parameters</param>
private void fileIOWorker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
lock (syncLock)
{
System.Diagnostics.Stopwatch stopWatch = new System.Diagnostics.Stopwatch();
stopWatch.Start();
try
{
string fileName = (string)e.Argument;
SetGadgetStatusHandler requestUpdateStatus = new SetGadgetStatusHandler(RequestUpdateStatusMessage);
CheckForCancellationHandler checkForCancellation = new CheckForCancellationHandler(IsCancelled);
if (File.Exists(fileName))
{
File.Delete(fileName);
}
dashboardHelper.PopulateDataSet(); // the only reason to call this is to see if any new user-defined vars have been added and apply them.
List<Epi.Data.TableColumn> tcList = dashboardHelper.GetFieldsAsListOfEpiTableColumns(useTabOrder);
DataView dv = dashboardHelper.DataSet.Tables[0].DefaultView;
if (!allFieldsSelected)
{
List<Epi.Data.TableColumn> tcFilteredList = new List<Epi.Data.TableColumn>();
foreach (string columnName in exportFields)
{
foreach (Epi.Data.TableColumn tc in tcList)
{
if (tc.Name.Equals(columnName) && !tcFilteredList.Contains(tc))
{
tcFilteredList.Add(tc);
}
}
}
tcList = tcFilteredList;
}
Epi.ImportExport.CSVExporter csvExporter = new Epi.ImportExport.CSVExporter(
dv,
tcList,
fileName);
if (this.useTabOrder)
{
csvExporter.ColumnSortOrder = Epi.ImportExport.ColumnSortOrder.TabOrder;
}
else
{
csvExporter.ColumnSortOrder = Epi.ImportExport.ColumnSortOrder.None;
}
csvExporter.SetProgressBar += new SetProgressBarDelegate(CallbackIncrementProgressBar);
csvExporter.SetStatus += new UpdateStatusEventHandler(CallbackSetStatusMessage);
csvExporter.SetProgressAndStatus += new SetProgressAndStatusHandler(RequestUpdateStatusMessage);
csvExporter.CheckForCancellation += new CheckForCancellationHandler(IsCancelled);
if (dashboardHelper.IsUsingEpiProject)
{
csvExporter.AttachView(dashboardHelper.View);
}
csvExporter.Export();
}
catch (Exception ex)
{
this.Dispatcher.BeginInvoke(new SetStatusDelegate(SetErrorMessage), ex.Message);
}
finally
{
stopWatch.Stop();
System.Diagnostics.Debug.Print("File I/O Export thread finished in " + stopWatch.Elapsed.ToString());
}
}
}
/// <summary>
/// Handles the DoWorker event for the file I/O worker
/// </summary>
/// <param name="sender">Object that fired the event</param>
/// <param name="e">.NET supplied event parameters</param>
private void fileIOWorker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
lock (syncLock)
{
System.Diagnostics.Stopwatch stopWatch = new System.Diagnostics.Stopwatch();
stopWatch.Start();
try
{
string fileName = (string)e.Argument;
SetGadgetStatusHandler requestUpdateStatus = new SetGadgetStatusHandler(RequestUpdateStatusMessage);
CheckForCancellationHandler checkForCancellation = new CheckForCancellationHandler(IsCancelled);
if (File.Exists(fileName))
{
File.Delete(fileName);
}
dashboardHelper.PopulateDataSet(); // the only reason to call this is to see if any new user-defined vars have been added and apply them.
List <Epi.Data.TableColumn> tcList = dashboardHelper.GetFieldsAsListOfEpiTableColumns(useTabOrder);
DataView dv = dashboardHelper.DataSet.Tables[0].DefaultView;
if (!allFieldsSelected)
{
List <Epi.Data.TableColumn> tcFilteredList = new List <Epi.Data.TableColumn>();
foreach (string columnName in exportFields)
{
foreach (Epi.Data.TableColumn tc in tcList)
{
if (tc.Name.Equals(columnName) && !tcFilteredList.Contains(tc))
{
tcFilteredList.Add(tc);
}
}
}
tcList = tcFilteredList;
}
Epi.ImportExport.CSVExporter csvExporter = new Epi.ImportExport.CSVExporter(
dv,
tcList,
fileName);
if (this.useTabOrder)
{
csvExporter.ColumnSortOrder = Epi.ImportExport.ColumnSortOrder.TabOrder;
}
else
{
csvExporter.ColumnSortOrder = Epi.ImportExport.ColumnSortOrder.None;
}
csvExporter.SetProgressBar += new SetProgressBarDelegate(CallbackIncrementProgressBar);
csvExporter.SetStatus += new UpdateStatusEventHandler(CallbackSetStatusMessage);
csvExporter.SetProgressAndStatus += new SetProgressAndStatusHandler(RequestUpdateStatusMessage);
csvExporter.CheckForCancellation += new CheckForCancellationHandler(IsCancelled);
if (dashboardHelper.IsUsingEpiProject)
{
csvExporter.AttachView(dashboardHelper.View);
}
csvExporter.Export();
}
catch (Exception ex)
{
this.Dispatcher.BeginInvoke(new SetStatusDelegate(SetErrorMessage), ex.Message);
}
finally
{
stopWatch.Stop();
System.Diagnostics.Debug.Print("File I/O Export thread finished in " + stopWatch.Elapsed.ToString());
}
}
}
