//return the current enum entries
protected override IReadOnlyDictionary <string, object> GetEntries()
{
var haarPaths = new Dictionary <string, object>();
// Get the paths for available HAAR cascade files
var haarcascadeDir = HAARCascadeResolver.ResolveHaarcascadesDirectory();
if (haarcascadeDir != null)
{
var haarDir = new DirectoryInfo(haarcascadeDir);
var haarFiles = haarDir.EnumerateFiles("*.xml");
foreach (var haarFile in haarFiles)
{
haarPaths[haarFile.Name] = haarFile.FullName;
}
}
return(haarPaths);
}
static DirectoryChangedEvents()
{
var haarcascadesDir = HAARCascadeResolver.ResolveHaarcascadesDirectory();
if (haarcascadesDir != null)
{
fsw = new FileSystemWatcher(haarcascadesDir);
fsw.EnableRaisingEvents = true;
FileCreatedObservable = Observable.FromEventPattern <FileSystemEventArgs>(fsw, "Created");
FileCreatedObservable.Subscribe();
FileDeletedObservable = Observable.FromEventPattern <FileSystemEventArgs>(fsw, "Deleted");
FileDeletedObservable.Subscribe();
DirectoryChangedObservable = Observable.Merge(FileCreatedObservable, FileDeletedObservable);
}
else
{
DirectoryChangedObservable = Observable.Never <EventPattern <FileSystemEventArgs> >();
}
}