public FileSystemInfoCustomCollection <CustomFileItem> GetItemsRecursively(FilterMask filterMask)
{
isFirstFilteredFileFound = false;
SearchStarted?.Invoke(this, new EventArgs());
var output = GetItemsRecursively(DirectoryPath, filterMask);
SearchFinished?.Invoke(this, new EventArgs());
if (filterMask.HasFlag(FilterMask.SortByName))
{
output.Sort();
}
return(output);
}
private FileSystemInfoCustomCollection <CustomFileItem> GetItemsRecursively(string directoryPath, FilterMask filterMask)
{
var directoryInfo = (CustomDirectoryInfo)customDirectoryInfoFactory.CreateInstance(directoryPath);
var output = new FileSystemInfoCustomCollection <CustomFileItem>();
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
if (!filterMask.HasFlag(FilterMask.NoFolders))
{
DirectoryFound?.Invoke(this, new ItemFoundArgs {
Item = directoryInfo
});
if (filterMask.HasFlag(FilterMask.IgnoreFilterFunction) || FileFilterDelegate.Invoke(directoryInfo))
{
FilteredDirectoryFound?.Invoke(this, new ItemFoundArgs {
Item = directoryInfo
});
output.Add(directoryInfo);
isFirstFilteredFileFound = true;
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
}
}
var files = directoryInfo.GetFiles();
foreach (var file in files)
{
FileFound?.Invoke(this, new ItemFoundArgs {
Item = file
});
if (filterMask.HasFlag(FilterMask.IgnoreFilterFunction) || FileFilterDelegate.Invoke(file))
{
FilteredFileFound?.Invoke(this, new ItemFoundArgs {
Item = file
});
output.Add(file);
isFirstFilteredFileFound = true;
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
}
}
var directories = directoryInfo.GetDirectories();
foreach (var directory in directories)
{
var result = GetItemsRecursively(directory.FullName, filterMask);
foreach (var item in result)
{
output.Add(item);
}
}
return(output);
}
