unit Unit1;
 
interface
 
uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants,
  System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;
 
type
  TForm1 = class(TForm)
    ListBox1: TListBox;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
 
  public
    { Public declarations }
  end;
 
procedure GetOpenProcess(List : TStrings);
 
var
  Form1: TForm1;
 
implementation
 
{$R *.dfm}
 
uses
  Tlhelp32;
 
{ TForm1 }
 
procedure GetOpenProcess(List : TStrings);
const
  PROCESS_TERMINATE = $0001;
var
  ContinueLoop: BOOL;
  FSnapshotHandle: THandle;
  FProcessEntry32: TProcessEntry32;
begin
  FSnapshotHandle := CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  FProcessEntry32.dwSize := SizeOf(FProcessEntry32);
  ContinueLoop := Process32First(FSnapshotHandle, FProcessEntry32);
  List.Clear;
 
  while Integer(ContinueLoop) <> 0 do
  begin
    List.Add(FProcessEntry32.szExeFile);
    ContinueLoop := Process32Next(FSnapshotHandle, FProcessEntry32);
  end;
 
  CloseHandle(FSnapshotHandle);
end;
 
procedure TForm1.Button1Click(Sender: TObject);
begin
  GetOpenProcess(ListBox1.Items);
 
  { Ordenando a lista dos processos por ordem alfabética }
  ListBox1.Sorted := True;
end;
 
end.