BackgroundWorker_DoWork
(
object sender,
DoWorkEventArgs e
)
{
AssertValid();
Debug.Assert(e.Argument is ProcessGraphMLFilesAsyncArgs);
ProcessGraphMLFilesAsyncArgs processGraphMLFilesAsyncArgs =
(ProcessGraphMLFilesAsyncArgs)e.Argument;
ProcessGraphMLFilesInternal(processGraphMLFilesAsyncArgs,
m_BackgroundWorker, e);
}
ProcessGraphMLFilesInternal
(
ProcessGraphMLFilesAsyncArgs processGraphMLFilesAsyncArgs,
BackgroundWorker backgroundWorker,
DoWorkEventArgs doWorkEventArgs
)
{
Debug.Assert(processGraphMLFilesAsyncArgs != null);
Debug.Assert(backgroundWorker != null);
Debug.Assert(doWorkEventArgs != null);
AssertValid();
while (true)
{
ProcessGraphMLFilesRecursive(
processGraphMLFilesAsyncArgs.GraphMLFolderPath,
backgroundWorker);
Int32 sleepPeriodSeconds =
Properties.Settings.Default.SleepPeriodSeconds;
ReportProgress(backgroundWorker,
String.Format(
"{0} {1} seconds."
,
PausingMessagePrefix,
sleepPeriodSeconds
));
while (sleepPeriodSeconds > 0)
{
if (backgroundWorker.CancellationPending)
{
doWorkEventArgs.Cancel = true;
return;
}
Thread.Sleep(1000);
sleepPeriodSeconds--;
}
}
}
ProcessGraphMLFilesAsync
(
String graphMLFolderPath
)
{
Debug.Assert(!String.IsNullOrEmpty(graphMLFolderPath));
AssertValid();
if (this.IsBusy)
{
throw new InvalidOperationException(
"An asynchronous operation is already in progress."
);
}
ProcessGraphMLFilesAsyncArgs processGraphMLFilesAsyncArgs =
new ProcessGraphMLFilesAsyncArgs();
processGraphMLFilesAsyncArgs.GraphMLFolderPath = graphMLFolderPath;
m_BackgroundWorker = CreateBackgroundWorker();
m_BackgroundWorker.RunWorkerAsync(processGraphMLFilesAsyncArgs);
}
ProcessGraphMLFilesInternal
(
ProcessGraphMLFilesAsyncArgs processGraphMLFilesAsyncArgs,
BackgroundWorker backgroundWorker,
DoWorkEventArgs doWorkEventArgs
)
{
Debug.Assert(processGraphMLFilesAsyncArgs != null);
Debug.Assert(backgroundWorker != null);
Debug.Assert(doWorkEventArgs != null);
AssertValid();
while (true)
{
ProcessGraphMLFilesRecursive(
processGraphMLFilesAsyncArgs.GraphMLFolderPath,
backgroundWorker);
Int32 sleepPeriodSeconds =
Properties.Settings.Default.SleepPeriodSeconds;
ReportProgress(backgroundWorker,
String.Format(
"{0} {1} seconds."
,
PausingMessagePrefix,
sleepPeriodSeconds
) );
while (sleepPeriodSeconds > 0)
{
if (backgroundWorker.CancellationPending)
{
doWorkEventArgs.Cancel = true;
return;
}
Thread.Sleep(1000);
sleepPeriodSeconds--;
}
}
}
ProcessGraphMLFilesAsync
(
String graphMLFolderPath
)
{
Debug.Assert( !String.IsNullOrEmpty(graphMLFolderPath) );
AssertValid();
if (this.IsBusy)
{
throw new InvalidOperationException(
"An asynchronous operation is already in progress."
);
}
ProcessGraphMLFilesAsyncArgs processGraphMLFilesAsyncArgs =
new ProcessGraphMLFilesAsyncArgs();
processGraphMLFilesAsyncArgs.GraphMLFolderPath = graphMLFolderPath;
m_BackgroundWorker = CreateBackgroundWorker();
m_BackgroundWorker.RunWorkerAsync(processGraphMLFilesAsyncArgs);
}
