public static void StartSearch(SearchArguments arguments)
{
lock (searchLockObject)
{
if (state != SearchState.Ready)
{
return;
}
state = SearchState.Running;
if (StateChanged != null)
{
StateChanged(state, Transition.Started);
}
}
lastSearchThread = new Thread(delegate()
{
Search(arguments);
SearchState stoppingState = state;
state = SearchState.Ready;
if (StateChanged != null)
{
StateChanged(state, stoppingState == SearchState.Stopping ? Transition.Cancelled : Transition.Complete);
}
});
lastSearchThread.IsBackground = true;
lastSearchThread.Start();
}
private static void Search(SearchArguments arguments)
{
try
{
Search(new DirectoryInfo(arguments.Folder), arguments);
}
catch (Exception ex)
{
state = SearchState.Stopping;
if (SearchError != null)
{
SearchError(ex);
}
}
}
private static void Search(DirectoryInfo dir, SearchArguments arguments)
{
if (state != SearchState.Running)
{
return;
}
if (SearchProgressed != null)
{
SearchProgressed(dir.FullName);
}
try
{
FileInfo[] files = dir.GetFiles(arguments.NameSearch);
foreach (FileInfo file in files)
{
if (state != SearchState.Running)
{
return;
}
if (string.IsNullOrEmpty(arguments.ContentSearch))
{
if (ResultFound != null)
{
ResultFound(new SearchResult(file.FullName));
}
continue;
}
else
{
try
{
string contentSearch = arguments.ContentSearch.ToLower();
using (StreamReader sire = new StreamReader(file.FullName))
{
for (string line = sire.ReadLine();
line != null;
line = sire.ReadLine())
{
if (state != SearchState.Running)
{
return;
}
if (line.ToLower().Contains(contentSearch))
{
if (ResultFound != null)
{
ResultFound(new SearchResult(file.FullName));
}
break;
}
}
}
}
catch (IOException) { }
}
}
DirectoryInfo[] subDirs = dir.GetDirectories();
foreach (DirectoryInfo subDir in subDirs)
{
Search(subDir, arguments);
}
}
catch (UnauthorizedAccessException)
{
return;
}
}
