Reference TFileSearch

{ Find files from ParamStr at start index returning a strings object. The caller
  is responsible for freeing FileParams. }
procedure FindFileParams(StartIndex: Integer; out FileParams: TStrings);

{ File attributes used by FindOpen and FindFiles }
const
  faReadOnly = $00000001;

{ FindOpen corrects path delimiters and convert search to an output parameter }
function FindOpen(const Path: string; Attr: Longint; out Search: TSearchRec): LongInt;
{ Find file system items from a path outputting to a TStrings object. The caller
  is responsible for freeing FileSearch. }
procedure FindFiles(const Path: string; out FileSearch: TStrings; Attributes: Integer = 0); overload;

{ TFileSearchItem holds the details of one file or directory found by
  FindFiles }
type
  TFileSearchItem = record
  public
    { The full path to the file or folder }
    Name: string;
    { The size in bytes of the item }
    Size: LargeInt;
    { The last modified date and time }
    Modified: TDateTime;
    { Details about the type of item found }
    Attributes: Integer;
  end;

{ TFileSearch is a list of items found by FindFiles }
  TFileSearch = type TArrayList<TFileSearchItem>;

{ Find file system items from a path outputting to a TFileSearch array }
procedure FindFiles(const Path: string; out FileSearch: TFileSearch; Attributes: Integer = 0); overload;

{ TFileSearchHelper adds sorting methods to TFileSearch }
type
  TFileSearchHelper = record helper for TFileSearch
  public
    { Sort search items by file name }
    procedure SortName(Order: TSortingOrder = soAscend);
    { Sort search items by file size }
    procedure SortSize(Order: TSortingOrder = soAscend);
    { Sort search items by file modified date }
    procedure SortModified(Order: TSortingOrder = soAscend);
  end;