Ejemplo n.º 1
0
        private IEnumerable <FileSystemInfo> VisitFiles(string root)
        {
            foreach (var file in Directory.EnumerateFiles(root))
            {
                var fileInfo      = new FileInfo(file);
                var fileEventArgs = new FileSystemElementEventArgs <FileInfo> {
                    FileSystemElement = fileInfo
                };
                OnEvent(FileFound, fileEventArgs);

                if (fileEventArgs.ActionType == ActionType.StopSearch)
                {
                    yield break;
                }

                if (fileEventArgs.ActionType != ActionType.ExcludeElement && _filter == null || _filter(fileInfo))
                {
                    var filteredFileEventArgs = new FilteredFileSystemElementEventArgs <FileInfo> {
                        FileSystemElement = fileInfo
                    };
                    OnEvent(FilteredFileFound, filteredFileEventArgs);

                    if (filteredFileEventArgs.ActionType == ActionType.StopSearch)
                    {
                        yield break;
                    }

                    if (filteredFileEventArgs.ActionType != ActionType.ExcludeElement)
                    {
                        yield return(fileInfo);
                    }
                }
            }
        }
Ejemplo n.º 2
0
        private IEnumerable <FileSystemInfo> VisitDirectory(string root)
        {
            foreach (var file in VisitFiles(root))
            {
                yield return(file);
            }

            foreach (var subDirectory in Directory.EnumerateDirectories(root))
            {
                var directoryInfo      = new DirectoryInfo(subDirectory);
                var directoryEventArgs = new FileSystemElementEventArgs <DirectoryInfo> {
                    FileSystemElement = directoryInfo
                };
                OnEvent(DirectoryFound, directoryEventArgs);

                if (directoryEventArgs.ActionType == ActionType.StopSearch)
                {
                    yield break;
                }

                if (directoryEventArgs.ActionType != ActionType.ExcludeElement && _filter == null || _filter(directoryInfo))
                {
                    var filteredDirectoryEventArgs = new FilteredFileSystemElementEventArgs <DirectoryInfo> {
                        FileSystemElement = directoryInfo
                    };
                    OnEvent(FilteredDirectoryFound, filteredDirectoryEventArgs);

                    if (filteredDirectoryEventArgs.ActionType == ActionType.StopSearch)
                    {
                        yield break;
                    }

                    if (filteredDirectoryEventArgs.ActionType != ActionType.ExcludeElement)
                    {
                        yield return(directoryInfo);
                    }
                }

                foreach (var item in VisitDirectory(subDirectory))
                {
                    yield return(item);
                }
            }
        }