internal void Search(FileSearchParam param)
{
SearchStarted();
_param = param;
if (string.IsNullOrEmpty(param.RootDir))
{
var drives = DriveInfo.GetDrives().Where(d => d.DriveType == DriveType.Fixed);
foreach (var drive in drives)
{
Search(drive.RootDirectory, param.SearchPattern);
}
}
else
{
Search(new DirectoryInfo(param.RootDir), param.SearchPattern);
}
}
public async void StartSearch(FileSearchParam param)
{
var workerTokenSource = new CancellationTokenSource();
var token = workerTokenSource.Token;
var searcher = CreateSearcher(token, param.PlugName);
searcher.OnSearchStarted += searcher_OnSearchStarted;
searcher.OnFileFound += searcher_OnFileFound;
var worker = new SearchWorker
{
Id = searcher.Id,
FilesFound = 0,
Parameter = param,
Status = WorkerStatus.Pending.ToString()
};
SearchWorkers.Add(worker);
WorkerTokenSources.Add(searcher.Id, workerTokenSource);
try
{
await Task.Factory.StartNew(() => searcher.Search(param));
}
catch (OperationCanceledException)
{
// handle task cancelation
Debug.WriteLine("Search canseled: {0}", searcher.Id);
worker.Status = WorkerStatus.Stopped.ToString();
return;
}
catch (Exception ex)
{
// other exception occured
Debug.WriteLine(ex);
}
finally
{
WorkerTokenSources.Remove(searcher.Id);
}
worker.Status = WorkerStatus.Finished.ToString();
}