[dec]

Con las siguientes funciones podemos copiar, mover y borar carpetas y todo su contenido:

Código Delphi [-]
uses
  ShlObj, Masks, ShellApi;

function CopiarCarpeta(const carpetaOrigen,
  carpetaDestion: string) : boolean;
var
  FileOp: TSHFileOpStruct;
begin
  FillChar(FileOp, SizeOf(FileOp), #0);
  with FileOp do
  begin
    wFunc := FO_COPY;
    Wnd := GetDesktopWindow;
    pTo := PChar(carpetaOrigen);
    pFrom := PChar(carpetaDestion+#0#0);
    fFlags := FOF_NOCONFIRMATION or
      FOF_SILENT or FOF_ALLOWUNDO;
  end;
  Result := (ShFileOperation(FileOp) = 0);
end;

function MoverCarpeta(const carpetaOrigen,
  carpetaDestion: string) : boolean;
var
  FileOp: TSHFileOpStruct;
begin
  FillChar(FileOp, SizeOf(FileOp), #0);
  with FileOp do
  begin
    wFunc := FO_MOVE;
    Wnd := GetDesktopWindow;
    pTo := PChar(carpetaOrigen);
    pFrom := PChar(carpetaDestion+#0#0);
    fFlags := FOF_NOCONFIRMATION or
      FOF_SILENT or FOF_ALLOWUNDO;
  end;
  Result := (ShFileOperation(FileOp) = 0);
end;

function BorrarCarpeta(const rutaCarpeta: string) : boolean;
var
  FileOp: TSHFileOpStruct;
begin
  FillChar(FileOp, SizeOf(FileOp), #0);
  with FileOp do
  begin
    wFunc := FO_DELETE;
    Wnd := GetDesktopWindow;
    pFrom := PChar(rutaCarpeta+#0#0);
    fFlags := FOF_NOCONFIRMATION or
      FOF_SILENT or FOF_ALLOWUNDO;
  end;
  Result := (ShFileOperation(FileOp) = 0);
end;