我有现成的代码,但不知参数AHandle如何设定。procedure ToRecycle(AHandle:THandle;AFileName:string);
var
        SHFileOpStruct:TShFileOpStruct;
begin
        with ShFileOpStruct do
        begin
                Wnd:=AHandle;
                wFunc:=FO_DELETE;
                pFrom:=PChar(AFileName);
                fFlags:=FOF_ALLOWUNDO;
        end;
        SHFileOperation(SHFileOpStruct);
end;