unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, Activex, ShlObj, ComObj, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
function KosJePrazdny : Boolean;
const
CLSID_IRecycleBin: TGUID = (D1: $645FF040; D2: $5081; D3: $101B; D4: ($9F, $08, $00, $AA, $00, $2F, $95, $4E));
var
EnumIDList : IEnumIDList;
FileItemIDList : PItemIDList;
ItemCount : ULONG;
RecycleBin : IShellFolder;
begin
CoInitialize(nil);
OleCheck(CoCreateInstance(CLSID_IRecycleBin, nil,
CLSCTX_INPROC_SERVER or CLSCTX_LOCAL_SERVER,
IID_IShellFolder, RecycleBin));
RecycleBin.EnumObjects(0,
SHCONTF_FOLDERS or
SHCONTF_NONFOLDERS or
SHCONTF_INCLUDEHIDDEN,
EnumIDList);
Result := EnumIDList.Next(1, FileItemIDList, ItemCount) <> NOERROR;
CoUninitialize;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
if KosJePrazdny then
ShowMessage('비어있음')
else
ShowMessage('들어있음');
end;
end. |
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